Appotronics Corporation Limited

Chine

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Date
Nouveautés (dernières 4 semaines) 16
2022 janvier (MACJ) 27
2021 décembre 12
2021 novembre 5
2021 octobre 18
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Classe IPC
G03B 21/20 - Boîtes à lumière 260
G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails 101
H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs 85
G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires 57
G03B 21/16 - Refroidissement; Prévention de la surchauffe 56
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1.

PITCHING ADJUSTING DEVICE

      
Numéro d'application CN2021106748
Numéro de publication 2022/017276
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yan, Zishen
  • Zhou, Zhengping
  • Li, Yi

Abrégé

Disclosed is a pitching adjusting device (100), comprising a bottom frame assembly (10), a top frame assembly (20), a lead screw assembly (30) and a push rod assembly (40). The bottom frame assembly (10) comprises a bottom frame framework (11); the top frame assembly (20) comprises a top frame framework (21), a first supporting leg (22) and a second supporting leg (23), wherein the first supporting leg (22) and the second supporting leg (23) are connected to the top frame framework (21) and are arranged on the bottom frame framework (11) in a lockable mode, and wherein the top frame framework (21) rotates with the first supporting leg (22) or the second supporting leg (23) selectively as a fulcrum; the lead screw assembly (30) comprises a lead screw (31) and a lead screw nut (32), wherein the lead screw (31) is rotatably arranged on the bottom frame framework (11), and wherein the lead screw nut (32) is sleeved on the periphery of the lead screw (31); and the push rod assembly (40) comprises a push rod (41) and a connecting rod (42), wherein the push rod (41) is connected to the lead screw nut (32), and wherein one end of the connecting rod (42) is rotatably connected to the top frame framework (21) and the other end of the connecting rod (42) is rotatably connected to the push rod (41). The pitching adjusting device can be switched between a looking-down state and a looking-up state, and is suitable for various usage scenarios.

Classes IPC  ?

  • F16M 11/10 - Moyens pour la fixation des appareils; Moyens permettant le réglage des appareils par rapport au banc permettant la rotation autour d'un axe horizontal

2.

OPTICAL PROJECTOR LIGHTING SYSTEM

      
Numéro d'application CN2021106753
Numéro de publication 2022/017277
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Xu, Qingdong
  • Hu, Fei
  • Li, Yi

Abrégé

An optical projector lighting system (200, 300), comprising a laser light source (210, 310), a first spatial light modulator (221, 321), a second spatial light modulator (222, 322), a first light splitting/combining device (231, 331), and a second light splitting/combining device (232, 332). The laser light source (210, 310) is used for emitting three primary color light, the three primary color light comprises first color light, second color light, and third color light, optical power of the third color light is greater than that of the first color light and greater than that of the second color light, and the third color light comprises first polarized light and second polarized light. The first light splitting/combining device (231, 331) is used for guiding the first polarized light to the first spatial light modulator (221, 321) for modulation, guiding the second polarized light to the second spatial light modulator (222, 322) for modulation, and is also used for guiding the first color light and the second color light to the first spatial light modulator (221, 321) or the second spatial light modulator (222, 322) for modulation; the second light splitting/combining device (232, 332) is used for combining a modulated light beam and emitting same. According to the optical projector lighting system (200, 300), optical power balance in a wide color gamut is achieved, a heat load is balanced, and a light output amount of projection is improved.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • H04N 5/74 - Dispositifs de projection pour reproduction d'image, p.ex. eidophor

3.

DRIVING MECHANISM AND ADJUSTING DEVICE FOR LENS SUPPORT, AND PROJECTOR

      
Numéro d'application CN2021106739
Numéro de publication 2022/017274
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhou, Jianhua
  • Liu, Xian
  • Yu, Xin
  • Li, Yi

Abrégé

Disclosed are a lens support driving mechanism (100), a lens support adjusting device (200), and a projector. The lens support driving mechanism (100) comprises a driving member (110) with a driving shaft (112), a shaft sleeve (120), and a fixing member (130). The shaft sleeve (120) comprises a sleeve body (121), the sleeve body (121) being sleeved on the driving shaft (112) and being in threaded connection with the driving shaft (112), and an outer side wall of the sleeve body (121) comprising a first connecting part (123). The fixing member (130) comprises a fixing body (131) and a second connecting part (133) connected to the fixing body (131), the second connecting part (133) being detachably connected to the first connecting part (123). The driving member (110) is used for being fixed on a lens fixing support, the fixing member (130) is used for being fixed on a lens moving support, and when the driving shaft (112) rotates, the shaft sleeve (120) moves in the axial direction of the driving shaft (112), such that the lens moving support moves in the axial direction of the driving shaft (112) relative to the lens fixing support. The lens support adjusting device (200) comprises a first support (210), a second support (220), a lens clamp frame (230) and the lens support driving mechanism (100). The lens support driving mechanism (100) detachably connects the shaft sleeve (120) to the fixing member (130), thereby facilitating maintenance and replacement, and facilitating the reduction of production cost.

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails
  • G02B 7/02 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour lentilles

4.

PROJECTION SYSTEM

      
Numéro d'application CN2021106702
Numéro de publication 2022/017269
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Gong, Chensheng
  • Zhao, Peng
  • Chen, Chen
  • Yu, Xin
  • Hu, Fei
  • Li, Yi

Abrégé

The present invention provides a projection system, comprising a laser light source, a beam splitting wheel, a fluorescent wheel, and an optical processing system. The beam splitting wheel comprises a partial beam splitting area and a guide area, the partial beam splitting area is used for splitting excitation light emitted by the laser light source into first excitation light and second excitation light, and the guide area is used for guiding the excitation light emitted by the laser light source to exit along a second optical path; the fluorescent wheel is used for converting the second excitation light from the second optical path into first excited light and converting the excitation light emitted by the laser light source into second excited light; and the optical processing system comprises a beam splitting member, a first spatial light modulator, and a second spatial light modulator. The first spatial light modulator and the second spatial light modulator of the projection system provided in the present invention can operate at full time, and the beam splitting of the excitation light by the partial beam splitting area reduces the power for displaying the excitation light, and improves the display bit depth of the projection system.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

5.

DISPLAY METHOD AND RELATED APPARATUS THEREFOR

      
Numéro d'application CN2021106683
Numéro de publication 2022/017266
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Huang, Guosheng
  • Yu, Xin
  • Hu, Fei
  • Li, Yi

Abrégé

A display method, comprising: determining the maximum light source brightness, an initial light source brightness within the current frame and a maximum initial grayscale signal within the current frame; determining a target light source brightness within the current frame according to the product of the maximum light source brightness and the maximum initial grayscale signal; selecting, on the basis of the initial light source brightness and the target light source brightness, part of a global brightness change rule to generate a light source brightness change rule within the current frame; determining a final grayscale signal of each pixel point within the current frame on the basis of the light source brightness change rule and an initial grayscale signal of each pixel point within the current frame, or determining the final grayscale signal of each pixel point within the current frame on the basis of the initial light source brightness, the target light source brightness and the initial grayscale signal of each pixel point within the current frame and by means of looking up a grayscale mapping relationship table; and displaying the current frame on the basis of the final grayscale signal of each pixel point within the current frame. In the method, a display brightness anomaly which may be caused by a current changing over time within a frame is compensated for. Further provided is a display apparatus, comprising a memory and a processor, the processor being used for executing the display method.

Classes IPC  ?

  • G09G 3/00 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques

6.

DISPLAY APPARATUS

      
Numéro d'application CN2021106695
Numéro de publication 2022/017268
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Chen, Chen
  • Chen, Yanzhe
  • Li, Yi

Abrégé

Provided is a display apparatus. The display apparatus comprises an image processing module, an array light source, a light source displacement module and an imaging module, wherein the image processing module is used for splitting a frame of image into a plurality of subframes displayed in a time division multiplexing manner, each subframe comprising a plurality of pixels; the array light source comprises a plurality of light sources arranged in an array, the plurality of light sources being used for forming a plurality of light spots in a one-to-one correspondence manner, and the plurality of light spots corresponding to the plurality of subframes displayed in the time division multiplexing manner; the light source displacement module is used for moving the plurality of light spots, so as to arrange the light spots into a plurality of light spots displayed in a time sequence that correspond to the plurality of pixels; and the imaging module is used for imaging each subframe on a screen. The display apparatus provided in the present invention arranges light spots of a sparse array light source into a densely arranged array light source corresponding to pixels in an image of a video signal module, so as to display a high-resolution variable dot matrix or variable structured light, and to display a high-brightness and high-resolution image.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires

7.

LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM

      
Numéro d'application CN2021106743
Numéro de publication 2022/017275
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Yu, Xin
  • Hu, Fei
  • Li, Yi

Abrégé

Disclosed are an optical system and a projection system. The light source system comprises a first light source, a second light source, a light combining assembly, a compound eye lens set and a collection lens, wherein the first light source is configured to emit a first light beam; the second light source is configured to emit a second light beam, and the optical extension of the first light beam is larger than that of the second light beam; the light combining assembly is configured to combine the first light beam and the second light beam; the compound eye lens set comprises a first compound eye lens and a second compound eye lens, and is configured to homogenize the combined first light beam and second light beam; and the collection lens is located on a side of the compound eye lenses that are far away from the light combining assembly, and is configured to focus the first light beam and the second light beam that are homogenized, wherein the second compound eye lens is located between the first compound eye lens and the collection lens, and is arranged to deviate from the focal point of the collection lens. The present application improves the uniformity of the color and brightness and the safety of the light source system by means of arranging the second compound eye lens to deviate from the focal point of the collection lens.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

8.

LIGHT SOURCE DEVICE, IMAGING DEVICE AND DISPLAY DEVICE

      
Numéro d'application CN2021106722
Numéro de publication 2022/017272
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Chen, Chen
  • Chen, Yanzhe
  • Li, Yi

Abrégé

Disclosed by the present application are a light source device, a display device, and an imaging device. The light source device comprises a light source array module, a control module, and a light spot shifting device; the light source array module comprises a plurality of light sources arranged in an array, and each light source emits a light spot corresponding to a pixel of a frame of a target image, and the target image comprises a plurality of sub-frames; the light spot shifting device is used to move the position of the light spots under the control of the control module; the control module is configured to control the light spot shifting device according to a time sequence so that the position of the light spots correspond to each sub-frame in turn; and the control module is configured to control the light spot shifting device according to the pixel position of each sub-frame, so that the positions of the light spots at moments corresponding to the sub-frames are in one-to-one correspondence with the positions of the pixels comprised in the sub-frame, wherein at least one pixel of other sub-frames is interposed between at least two adjacent pixels of each sub-frame. By means of the foregoing manner, the present application may increase the resolution and efficiency.

Classes IPC  ?

9.

IMAGING METHOD

      
Numéro d'application CN2021106737
Numéro de publication 2022/017273
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Chen, Chen
  • Chen, Yanzhe
  • Li, Yi

Abrégé

Disclosed is an imaging method, comprising: splitting one frame target image to obtain a plurality of subframes, at least one pixel of other subframes being inserted between at least two adjacent pixels of each subframe; according to the positions of pixels of each subframe, moving, by a light spot shifting device according to the time sequence, the position of light spots emitted by a light source array module, so that the position of each light spot sequentially corresponds to that of each subframe; and imaging the light spots emitted by the light source array module and corresponding to a plurality of subframes to obtain an image light, wherein the light source array module comprises a plurality of light sources; a beam emitted by each of the plurality of light sources forms a light spot corresponding to one pixel of a target image; at the moment corresponding to the subframe, the positions of the plurality of light spots formed by the plurality of light sources have one-to-one correspondence to the positions of a plurality of pixels comprised by the subframe. By means of the approach, the present application can increase the resolution and the efficiency.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

10.

IMAGE DISPLAY METHOD FOR DISPLAY DEVICE, AND DEVICE AND COMPUTER-READABLE STORAGE MEDIUM

      
Numéro d'application CN2021106713
Numéro de publication 2022/017271
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Gong, Yinqiang
  • Zhao, Peng
  • Yu, Xin
  • Chen, Chen
  • Li, Yi

Abrégé

An image display method for a display device, and a display device and a computer-readable storage medium. The method comprises: acquiring a first image having a first resolution (S10); classifying pixels in the first image according to odd-numbered and even-numbered rows and columns (S20); by using pixel gaps, performing image downsampling on the first image on the basis of each type of pixel in the first image, so as to obtain a plurality of different second images having a second resolution, wherein the second resolution is consistent with the resolution of a display device (S30); and according to a time sequence, displaying the plurality of second images in a mutually offset manner, so as to obtain images having an enhanced visible display resolution (S40). By using the method, an important factor, i.e. a pixel gap of a display device, is introduced during the process of performing image downsampling on a first image, such that the presented image is clearer, thereby improving the display capabilities of the display device.

Classes IPC  ?

  • G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p.ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
  • G09F 9/35 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à cristaux liquides

11.

PROJECTION PICTURE CORRECTION METHOD, PROJECTION DISPLAY SYSTEM AND RELATED DEVICE

      
Numéro d'application CN2021106673
Numéro de publication 2022/017262
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Baolin
  • Li, Yi

Abrégé

Provided is a projection picture correction method. The method comprises: a projection terminal projecting a scanning line onto a screen, and sending projection picture coordinate information of the scanning line on a projection picture to the screen; the screen controlling at least four photoelectric sensors to perform brightness measurement; when each photoelectric sensor is illuminated by the scanning line, the screen performing parsing to obtain projection picture coordinate information of each photoelectric sensor; the screen performing calculation according to screen coordinate information and the projection picture coordinate information of each photoelectric sensor, so as to obtain corresponding coordinate information of each photoelectric sensor, and sending same to the projection terminal; and the projection terminal calculating a transformation matrix between the current projection picture and the screen according to the corresponding coordinate information, and taking the transformation matrix as an input parameter for projection picture correction, so as to realize the adaptation of a boundary of the projection picture to a boundary of the screen. Compared with the related art, the projection picture correction method of the present invention has a simple operation, a simple computation process, and a high efficiency of the automatic correction of a projection picture.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

12.

COMPOUND EYE MODULE, LIGHT SOURCE APPARATUS, AND PROJECTION DEVICE

      
Numéro d'application CN2021106677
Numéro de publication 2022/017263
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-27
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Guo, Zuqiang
  • Chen, Yanzhe
  • Du, Peng
  • Li, Yi

Abrégé

A compound eye module (3), comprising a plurality of compound eyes (31). The plurality of compound eyes (31) can be assembled and fitted according to predetermined requirements to form the compound eye module (3) having a specific optical function. Also provided is a light source apparatus (100), comprising a light-emitting device group (1), a light-combining module (2), and the compound eye module (3). The light-emitting device group (1) is used for emitting a plurality of light beams; the light-emitting device group (1) comprises a plurality of light-emitting devices (11); each light-emitting device (11) emits a light beam; the light-combining module (2) is used for guiding the plurality of light beams emitted by the light-emitting device group (1) to form a plurality of light spots; the compound eye module (3) performs dodging processing on the plurality of light spots guided by the light-combining module (2); and the compound eyes (31) have one-to-one correspondence to the light spots. Also provided is a projection device using the light source apparatus (100). The compound eye module (3), the light source apparatus (100), and the projection device have good dodging effect, high process feasibility, and small light source size.

Classes IPC  ?

13.

PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2021103970
Numéro de publication 2022/012340
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Wu, Chao
  • Chen, Menghao
  • Zhao, Peng
  • Li, Yi

Abrégé

Embodiments of the present application relate to the technical field of projection display, and provide a projection display system. The projection display system comprises a lens, at least two spatial light modulators, and a light combining device. The lens comprises a rear-end lens group and at least two front-end lens groups. The at least two front-end lens groups are respectively located on two sides of an aperture diaphragm position of the lens. Multiple front-end light paths of the rear-end lens group are combined into one path at the aperture diaphragm of the lens. The at least two spatial light modulators have one-to-one correspondence to the at least two front-end lens groups and are located in the front-end light paths of the corresponding front-end lens groups. The light combining device is configured at the aperture diaphragm position of the lens and comprises guide surfaces having one-to-one correspondence to the at least two front-end lens groups. The guide surfaces guide emitted beams of the corresponding front-end lens groups to the rear-end lens group to be emitted. The projection display system can implement a display image having high resolution and obtain a good resolution effect.

Classes IPC  ?

  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux
  • G02B 27/14 - Systèmes divisant ou combinant des faisceaux fonctionnant uniquement par réflexion
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

14.

SCREEN TENSIONING DEVICE

      
Numéro d'application CN2021103984
Numéro de publication 2022/012343
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Tang, Zeda
  • Li, Shijie
  • Xu, Liquan
  • Zhao, Zhenyu
  • Li, Yi

Abrégé

Disclosed is a screen tensioning device, comprising: a screen used for reflecting projection light and comprising end portions and a middle portion; a screen frame for carrying the screen, with the end portions and the middle portion of the screen being arranged on the light incident side and the backlight side of the screen frame; connecting members provided at the end portions of the screen and driving the screen to move; connecting clamping bars, with one end being clamped to the connecting members, and the other end thereof cooperating with the screen frame to indirectly fix the screen on the screen frame; and adjusting members, which are arranged between the screen frame and the connecting clamping bars in a penetrating manner for controlling the connecting clamping bars to move in a linear motion in the direction perpendicular to a side frame of the screen frame so as to drive the connecting members to move, such that the two connecting members at two opposite ends form pulling forces on the screen in opposite directions. According to the screen tensioning device of the present invention, the corresponding adjusting members which can move in a linear motion are provided, the connecting clamping bars and the connecting members apply pulling forces to the screen in opposite directions to tension the screen, and the adjusting members can be adjusted to adjust the tension of the screen, thereby meeting different usage requirements of users.

Classes IPC  ?

15.

SOFT PROJECTION SCREEN MOUNTING CONSTRUCT

      
Numéro d'application CN2021103985
Numéro de publication 2022/012344
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Tang, Zeda
  • Li, Shijie
  • Wang, Lin
  • Li, Yi

Abrégé

Provided in the present utility model is a soft projection screen mounting construct, which comprises a soft projection screen assembly and an inner edge frame assembly. The soft screen assembly comprises a screen body and positioning elements provided at the periphery of the screen body. The inner edge frame assembly comprises an inner edge frame, a sliding element, and an adjusting element. The sliding element and the positioning element hang the screen body on the inner edge frame assembly via a detachable structure. The inner edge frame is provided with a mounting groove extending in the length direction thereof. The sliding element is engaged in the mounting groove and slides in the length direction of the inner edge frame, thus providing the screen body with a tensioning force in the length direction of the inner edge frame. A mounting through hole is provided at the bottom of the mounting groove. The adjusting element runs though the mounting through hole and is abutted against the sliding element. The soft projection screen mounting construct allows the degree of tensioning of the screen to be adjusted flexibly as required and, at the same time, provides increased flatness.

Classes IPC  ?

16.

PROJECTION DEVICE, AND AUTOMATIC FOCUSING METHOD AND APPARATUS THEREFOR

      
Numéro d'application CN2021103973
Numéro de publication 2022/012341
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Deng, Yueci
  • Li, Yi

Abrégé

The present application relates to the technical field of projection. Specifically disclosed are a projection device, an automatic focusing method, and an apparatus having a storage function. A control module of the projection device controls a driving module to drive the projection device to move so that a projection module forms multiple projected pictures by means of projection according to a preset time sequence, and controls an image pickup module to capture the multiple projected pictures according to the preset time sequence, so as to obtain multiple images to be analyzed. The control module is further used for controlling a calculation module to synchronously calculate, when the image pickup module captures the projected pictures frame by frame, sharpness values of all the images to be analyzed to obtain sharpness value sequences, and analyze two adjacent sharpness value sequences to determine the best focus position and return time required to move to the best focus position. The control module is further used for controlling the driving module to drive the projection device to continuously move at a preset speed in the opposite direction of the current movement direction for the return time. In this way, the focusing precision can be improved, and the focusing time can be shortened.

Classes IPC  ?

  • G03B 21/53 - Systèmes de mise au point automatique, p.ex. pour compenser les effets thermiques
  • G02B 7/28 - Systèmes pour la génération automatique de signaux de mise au point
  • G02B 7/38 - Systèmes pour la génération automatique de signaux de mise au point utilisant des techniques liées à la netteté de l'image mesurée en différents points de l'axe optique
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

17.

LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM

      
Numéro d'application CN2021104002
Numéro de publication 2022/012345
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Guo, Zuqiang
  • Du, Peng
  • Qu, Yuli
  • Li, Yi

Abrégé

A light source system and a projection system: a light-emitting assembly (11) in the light source system is used to generate excitation light; a light guide element (12) is used to guide and control the transmission direction of the excitation light; a collecting lens assembly (13) is used to collect the excitation light, and there is a preset inclination angle between a center line of the collecting lens assembly (13) and the transmission direction of the excitation light, so that the excitation light is incident from the edge of the collecting lens assembly (13); a wavelength conversion device (14) is used to receive the excitation light and generate corresponding stimulated light, and reflect the stimulated light and unexcited excitation light together to the collecting lens assembly (13); the light guide element (12) comprises a reflection region (121) and a transmission region (122); the area of the reflection region (121) is larger than the size of a spot formed by the excitation light on the light guide element (12), and the reflection region (121) is used to reflect the excitation light and transmit the stimulated light; the transmission region (122) is used to transmit the excitation light and the stimulated light; and the stimulated light and the unexcited excitation light are combined into white light. The overall volume of the light source system may be reduced, and the light output efficiency of a light source may be increased.

Classes IPC  ?

18.

PROJECTION METHOD, PROJECTION DEVICE AND STORAGE MEDIUM

      
Numéro d'application CN2021106669
Numéro de publication 2022/012651
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Ye, Luxin
  • Gong, Chensheng
  • Chen, Baolin
  • Li, Yi

Abrégé

Disclosed in the embodiments of the present application are a projection method, a projection device and a storage medium. The projection method comprises: projecting a display image by means of a first light source, and projecting a reference image by means of a second light source at a preset time interval; acquiring the real-time projection position corresponding to the reference image; determining whether the real-time projection position is different from a target projection position; and if so, adjusting the optical axis for projecting the display image to enable the real-time projection position to be closer to the target projection position. In this way, when the obtained real-time projection position corresponding to a reference image projected by a second light source at a preset time interval is different from a target projection position, the optical axis for projecting a display image can be adjusted to enable the real-time projection position to be closer to the target projection position, thereby realizing adjustment of the projection effect without affecting the projecting of the display image, and solving the problem that the quality of the projection image is reduced due to pixel offset.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

19.

LIGHT BEAM DEVIATION DEVICE AND PROJECTION SYSTEM

      
Numéro d'application CN2021106671
Numéro de publication 2022/012652
Statut Délivré - en vigueur
Date de dépôt 2021-07-16
Date de publication 2022-01-20
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Chen, Chen
  • Zhang, Cuiping
  • Li, Yi

Abrégé

Provided in the embodiments of the present application is a light beam deviation device, comprising a disk and a driver, wherein the disk comprises a plurality of disk regions, which are configured to have a certain angle of inclination relative to a scanning light beam; and the driver is used for driving the disk to rotate, wherein the refractive indexes or the thicknesses or the regional angles of inclination of the plurality of disk regions gradually increase/decrease in the rotating direction, and the scanning light beam is sequentially deviated by a preset deviation amount by means of the plurality of disk regions during a period of rotation. When a scanning light beam is incident on an incident face which is inclined relative to the scanning light beam, the scanning light beam is emitted along a different light path under the deviation action of different incident faces, and therefore, according to different deviation requirements for the scanning light beam, different disk regions can be rotated to the light path of the scanning light beam, thereby achieving precise pixel expansion and improving the display resolution. In addition, the present application further provides a projection system.

Classes IPC  ?

  • G02B 26/00 - Dispositifs ou systèmes optiques utilisant des éléments optiques mobiles ou déformables pour commander l'intensité, la couleur, la phase, la polarisation ou la direction de la lumière, p.ex. commutation, ouverture de porte ou modulation
  • G02B 26/08 - Dispositifs ou systèmes optiques utilisant des éléments optiques mobiles ou déformables pour commander l'intensité, la couleur, la phase, la polarisation ou la direction de la lumière, p.ex. commutation, ouverture de porte ou modulation pour commander la direction de la lumière
  • G02B 26/10 - Systèmes de balayage
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

20.

PROJECTOR PLACEMENT POSITION ADJUSTMENT METHOD AND PROJECTOR

      
Numéro d'application CN2020142144
Numéro de publication 2022/007369
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2022-01-13
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Wang, Lin
  • Hu, Fei
  • Li, Yi

Abrégé

Disclosed in the present application are a projector placement position adjustment method and a projector. The projector placement position adjustment method comprises: obtaining a projection screen picture image; processing the projection screen picture image to extract a graphic of a projection screen display area in the projection screen picture image; calculating a deviation value between the graphic of the projection screen display area and a standard graphic, the standard graphic being a graphic of the projection screen display area obtained when a projector is placed in a preset position; generating projector placement position adjustment instruction information according to the deviation value; and adjusting the placement position of the projector according to the adjustment instruction information. According to the projector placement position adjustment method provided by the present application, during the use of a projector, a user can conveniently and quickly complete an operation of overlapping a projection picture and a projection screen, thus effectively improving the user experience.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

21.

LIGHT SOURCE APPARATUS AND PROJECTION DEVICE

      
Numéro d'application CN2021103968
Numéro de publication 2022/007700
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-13
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yang, Bingke
  • Wang, Zeqin
  • Guo, Zuqiang
  • Li, Yi

Abrégé

The present invention provides a light source apparatus, comprising: a laser light source; a light splitting/combining unit; and a wavelength conversion unit, comprising a wavelength conversion area and a non-wavelength conversion area, wherein if the wavelength conversion area is located on a light path of exciting light, a part of the exciting light is wavelength-converted to form excited light and the remaining exciting light becomes residual light and is reflected, together with the excited light, from the wavelength conversion area to the light splitting/combining unit; the exciting light forms primary color light in the non-wavelength conversion area and is emitted to the light splitting/combining unit; and the non-wavelength conversion area comprises a light path shifting module for making a light path in which the primary color light is emitted to the light splitting/combining unit not overlap with a light path in which the residual light is emitted to the light splitting/combining unit; and a light concentrating unit, comprising a light concentrating area and a light filtering area, wherein the excited light and the primary color light are guided to the light concentrating area by the light splitting/combining unit so as to enter a subsequent light path, and the residual light is guided to the light filtering area by the light splitting/combining unit so as to be filtered. Therefore, the differentiation and filtering of primary color light and residual light are implemented. The present invention also provides a projection device.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux
  • G02B 26/00 - Dispositifs ou systèmes optiques utilisant des éléments optiques mobiles ou déformables pour commander l'intensité, la couleur, la phase, la polarisation ou la direction de la lumière, p.ex. commutation, ouverture de porte ou modulation

22.

DLP VEHICLE LAMP

      
Numéro d'application CN2021103939
Numéro de publication 2022/002184
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xianpeng
  • Fang, Yuanrong
  • Pu, Dong

Abrégé

A DLP vehicle lamp, comprising an illumination light source (301), a digital micromirror device (DMD) (302), an imaging lens (303), and an OFF light utilization apparatus (304). The illumination light source (301) is used for emitting illumination light; the DMD (302) has an ON state and an OFF state, and the DMD (302) is used for receiving irradiation of the illumination light, and respectively generating first reflected light and second reflected light in the ON state and the OFF state; the imaging lens (303) is used for receiving the first reflected light in the ON state to form high beam irradiation; the OFF light utilization apparatus (304) is used for receiving the second reflected light in the OFF state to form low beam irradiation. The DLP vehicle lamp uses the ON state and the OFF state of the DMD (302) to implement high beam illumination and low beam illumination, so that the utilization efficiency of light can be effectively improved, and a small size and high brightness can be achieved.

Classes IPC  ?

  • F21W 102/00 - Dispositifs d’éclairage à l’extérieur des véhicules à des fins d'éclairage

23.

CURRENT CONTROL METHOD, SWITCHING POWER SUPPLY CIRCUIT AND PROJECTION DEVICE

      
Numéro d'application CN2021103942
Numéro de publication 2022/002185
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Ye, Cikai
  • Huang, Guosheng
  • Lin, Yiming
  • Li, Yi

Abrégé

A current control method (100, 200), a switching power supply circuit (20, 300), and a projection device (400), wherein the current control method (100, 200) is applied to the switching power supply circuit (20, 300); and the switching power supply circuit (20, 300) comprises at least a load capacitor (C1) for charging a light source (12, 410) and a first switch tube (Q1) for controlling the light source (12, 410) to turn on and off. The current control method (100, 200) comprises: when the driving current of the light source (12, 410) needs to be switched, comparing a second driving current required after switching with a first driving current before switching (S110, S210); if the second driving current is greater than or equal to the first driving current, pre-charging the load capacitor (C1) during the spoke time of a color wheel (14, 420) (S120); and if the second driving current is less than the first driving current, delaying a turn-on signal of the first switch tube (Q1), and during the delay, controlling the first switch tube (Q1) to work in a linear region (S130). The current control method (100, 200) may implement the fast and stable switching of any current of the light source (12, 410).

Classes IPC  ?

24.

LIGHT SOURCE AND PROJECTION APPARATUS

      
Numéro d'application CN2021103950
Numéro de publication 2022/002189
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Gong, Chensheng
  • Hu, Fei
  • Yu, Xin
  • Li, Yi

Abrégé

Disclosed in the embodiments of the present application are a light source and a projection apparatus. The light source comprises a laser light source and a color wheel; the color wheel comprises at least two partitions; different partitions are irradiated by the laser light source and then generate light of different primary colors, or different partitions are used for changing the direction of the light path of the laser light source; and the proportion of each partition is relatively balanced, and is set to be a preset proportion and used for improving a display frame rate. The light source provided by the present embodiment sets the proportion of the partition of the color wheel to be a relatively balanced preset proportion, so that the light of the primary colors corresponding to different partitions is combined and then can meet a preset color balancing standard, and thus, the time duty ratio of the light of each primary color can be more balanced when a white field is displayed, thereby achieving the improvement of the display frame rate while keeping a display effect.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • H04N 5/74 - Dispositifs de projection pour reproduction d'image, p.ex. eidophor

25.

VIDEO SIGNAL PROCESSING SYSTEM AND METHOD, PROJECTION SYSTEM, AND PROJECTION METHOD

      
Numéro d'application CN2021103961
Numéro de publication 2022/002190
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Hu, Fei
  • Chen, Chen
  • Gong, Yinqiang
  • Li, Yi

Abrégé

A video signal processing system and method, a projection system, and a projection method. The video signal processing system (100) comprises an image processing unit (110), wherein the image processing unit (110) is used for segmenting each frame of color image into M monochromatic light images, combining the monochromatic light images of the same color that are obtained by means of segmentation to form at least one monochromatic image frame, and outputting each monochromatic image frame to a DLP projection apparatus (200). A color image is segmented to form monochromatic light images; the monochromatic light images of the same color are then combined to form at least one monochromatic image frame; the monochromatic image frames are transmitted to a DLP projection apparatus (200) for guidance; and finally, same are subjected to light combination by means of a light combination element (300) and are then emitted. Since each monochromatic image frame is formed by combining a plurality of monochromatic light images, a monochromatic image frame comprises a plurality of monochromatic light images of the same color, which is equivalent to being formed by a plurality of frames of monochromatic light images, and therefore, the frame rate of each monochromatic image frame is improved relative to an original color image.

Classes IPC  ?

26.

COLOR WHEEL HEAT DISSIPATION DEVICE AND PROJECTION APPARATUS USING SAME

      
Numéro d'application CN2021099520
Numéro de publication 2022/001620
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Dai, Dayan
  • Zhou, Hao
  • Cheng, Minghui

Abrégé

A color wheel heat dissipation device (10) and a projection apparatus using same. The color wheel heat dissipation device (10) comprises a color wheel substrate (100), a color wheel phosphor portion (200), multiple blades (300) and a current collecting plate (400). The color wheel phosphor portion (200) is provided at the color wheel substrate (100). The multiple blades (300) are provided at intervals around a central axis of the color wheel substrate (100) on a main surface of one side of the color wheel substrate (100). The current collecting plate (400) is annularly arranged around the central axis of the color wheel substrate (100), and covers respective sides of the multiple blades (300) away from the color wheel substrate (100). The current collecting plate (400) partially covers the multiple blades (300) in a radial direction of the color wheel substrate (100), thereby effectively dissipating heat for the color wheel phosphor portion (200).

Classes IPC  ?

  • G03B 21/16 - Refroidissement; Prévention de la surchauffe

27.

LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM

      
Numéro d'application CN2021103936
Numéro de publication 2022/002183
Statut Délivré - en vigueur
Date de dépôt 2021-07-01
Date de publication 2022-01-06
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Yu, Xin
  • Wu, Chao

Abrégé

Disclosed are a light source system and a projection system. The light source system comprises: a light emitting assembly and a uniform light device. The light emitting assembly is used for generating an exit light beam, the exit light beam comprising a middle light beam and marginal light beams located on the periphery of the middle light beam. The uniform light device is provided on an optical path of the exit light beam, and used for performing uniformity of light on the exit light beam to obtain an illuminating light beam. Some of the marginal light beams are reflected by the inner side wall of the uniform light device to generate mirror light beams, and the mirror light beams are overlapped with corresponding marginal light beams. By means of the approach, the present application can improve the sharpness of the marginal light beams and reduce overfilling.

Classes IPC  ?

28.

LCD PANEL AND DISPLAY DEVICE

      
Numéro d'application CN2021099518
Numéro de publication 2021/254255
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Chen, Yanzhe
  • Zhang, Cuiping

Abrégé

An LCD panel (100) and a display device. The LCD panel (100) comprises multiple data line electrodes (110) and multiple scanning line electrodes (112) which are arranged perpendicular to each other, the data line electrodes (110) and the scanning line electrodes (112) divide the area of the LCD panel (100) into multiple grid areas, and each grid area is provided with a physical sub-pixel (121). Three physical sub-pixels (121) sequentially arranged in an extending direction of the data line electrodes (110) constitute a physical pixel (120), the three physical sub-pixels (121) comprise three different colors, and the three physical sub-pixels (121) in adjacent physical pixels (120) are arranged in the same order. The display device comprises the LCD panel (100) and a light beam shifting device (210). The light beam shifting device (210) is provided at a side of the LCD panel (100) and is used for shifting a light beam emitted by the physical sub-pixels (121) in the extending direction of the data line electrodes (110), and the shifting amount is an integral multiple of half of the length of the physical pixels (120) in a data line direction. By matching with a 120Hz refresh rate and a two-phase pixel shift technology XPR, the LCD panel (100) can achieve good resolution and improve the display effect.

Classes IPC  ?

  • G02F 1/1343 - Electrodes
  • G09G 3/36 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p.ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice en commandant la lumière provenant d'une source indépendante utilisant des cristaux liquides

29.

PROJECTION SYSTEM

      
Numéro d'application CN2021099497
Numéro de publication 2021/249508
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Hongxiu
  • Tang, Zeda
  • Wang, Lin

Abrégé

A projection system comprises a projector (11), a projection screen (12), a first support assembly (13), a reflection device (15), and a position adjustment device (16). The projector (11) is used to emit a projection beam. The projection screen (12) is used to ultimately receive and display the projection beam emitted by the projector (11). The first support assembly (13) is used to support the projection screen (12). The reflection device (15) is provided on an optical path of an emission beam emitted by the projector (11) toward the projection screen (12). An included angle between the reflection device (15) and a horizontal direction is adjustable. The reflection device (15) is used to change a propagation direction of the emission beam, and reflects the projection beam to the projection screen (12). The position adjustment device (16) is used to adjust heights of the projector (11) and the reflection device (15) and included angles thereof with respect to the horizontal direction, so as to prevent the reflection device (15) from causing occlusion of image information displayed on the projection screen (12). The invention reduces the throw ratio, and improves the contrast of projection frames while preventing occlusion of projection frames.

Classes IPC  ?

  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails
  • G03B 21/28 - Réflecteurs dans le faisceau de projection
  • G03B 21/56 - Ecrans de projection
  • G02B 7/182 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour miroirs pour miroirs

30.

POWER SOURCE AND LIGHT SOURCE SYSTEM

      
Numéro d'application CN2021099501
Numéro de publication 2021/249510
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Huang, Guosheng
  • Zou, Libo
  • Hu, Fei

Abrégé

Disclosed are a power source (10) and a light source system. The power source (10) comprises a control circuit (11) and at least one constant-current circuit (12). The control circuit (11) is used for receiving a current instruction and generating a control signal according to the current instruction. The constant-current circuit (12) is connected to the control circuit (11), and comprises a direct-current conversion circuit (121) and an amplification circuit (122) which are connected to each other, wherein the direct-current conversion circuit (121) is used for receiving a power supply signal and a control signal, and for converting the power supply signal into a constant current signal according to the control signal; and the amplification circuit (122) is used for converting the power supply signal into a voltage feedback signal, and for inputting the voltage feedback signal into the control circuit (11). The control circuit (11) is also used for controlling, after receiving the voltage feedback signal, the direct-current conversion circuit (121), so as to dynamically adjust the magnitude of the current signal output by the direct-current conversion circuit (121). A current value in the current instruction is the same as a current value of the constant current signal output by the direct-current conversion circuit (121). In the present application, by using the method, an output current can be dynamically adjusted, and a control circuit can be simplified.

Classes IPC  ?

  • H05B 45/345 - Stabilisation du courant; Maintien d'un courant constant
  • F21V 23/00 - Agencement des éléments du circuit électrique dans ou sur les dispositifs d’éclairage

31.

PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2021099513
Numéro de publication 2021/249513
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Gong, Chensheng
  • Chen, Chen
  • Yu, Xin
  • Guo, Zuqiang

Abrégé

A projection display system, comprising a light source component (11), a wavelength adjustment component (12), a modulation component (13), and a light combining component (14). The modulation component (13) comprises multiple light modulators (131, 132, 133). The light source component (11) is used for emitting a projection light comprising a three-primary-color light. The wavelength adjustment component (12) is used for receiving the projection light and adjusting a spectrum of the projection light, so that when the projection light having the spectrum adjusted is incident onto the multiple light modulators (131, 132, 133), a thermal load of the multiple light modulators (131, 132, 133) satisfies a thermal load balance condition. The multiple light modulators (131, 132, 133) are respectively disposed on an optical path of the three-primary-color light exited from the wavelength adjustment component (12), and are used for performing image modulation on the three-primary-color light to obtain a corresponding three-primary-color image light. The light combining component (14) is used for receiving the three-primary-color image light and performing light combining on the three-primary-color image light to form a color projection image. The projection display system can balance the thermal load of the multiple light modulators (131, 132, 133), and increases the display brightness without increasing the maximum thermal load of the multiple light modulators (131, 132, 133).

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G03B 21/16 - Refroidissement; Prévention de la surchauffe
  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

32.

LIGHT SOURCE STRUCTURE AND PROJECTION DEVICE

      
Numéro d'application CN2021096448
Numéro de publication 2021/249202
Statut Délivré - en vigueur
Date de dépôt 2021-05-27
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xianpeng
  • Jiang, Ru
  • Chen, Bin
  • Chen, Xingjia

Abrégé

Disclosed is a light source structure (10), comprising a light source module (11), a light combining element (12), a first wavelength conversion element (13), a first heat dissipation element (14) and an adjustable reflection element (15), wherein the light source module (11) is configured for emitting excitation light; the light combining element (12) comprises a first light incident face (121) and a second light incident face (123); the first wavelength conversion element (13) faces the second light incident face (123); the first heat dissipation element (14) is configured for dissipating heat from the first wavelength conversion element (13); and the adjustable reflection element (15) comprises a first reflection section (152) and a second reflection section (154) adjacent to each other, the first reflection section (152) being configured for directing the excitation light emitted by the light source module (11) to the first light incident face (121) of the light combining element (12) along a first light path, and the second reflection section (154) being configured for directing the excitation light emitted by the light source module (11) to the first wavelength conversion element (13) along a second light path. According to the light source structure (10), the adjustable reflection element (15) and the first wavelength conversion element (13) are arranged separately, thereby improving the heat dissipation performance of the first wavelength conversion element (13). Further provided is a projection device.

Classes IPC  ?

33.

PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2021099506
Numéro de publication 2021/249511
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Guo, Zuqiang
  • Hu, Fei
  • Chen, Chen
  • Gong, Chensheng
  • Lu, Ning

Abrégé

A projection display system (10), comprising a light source assembly (11), a wavelength adjustment assembly (12) and a modulation assembly (13). The light source assembly (11) is used for emitting projection light. The wavelength adjustment assembly (12) is used for receiving the projection light and adjusting the spectrum of the projection light so as to improve the light visual performance of the projection light. The modulation assembly (13) is arranged on the exit light path of the wavelength adjustment assembly (12), and is used for performing image modulation of the light emitted by the wavelength adjustment assembly (12) to obtain corresponding image light so as to form a projected image. The projection display system (10) may improve the luminous efficiency of the projection light, thereby improving the display brightness.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux
  • G02B 5/20 - Filtres
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

34.

PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2021099516
Numéro de publication 2021/249516
Statut Délivré - en vigueur
Date de dépôt 2021-06-10
Date de publication 2021-12-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Gong, Chensheng
  • Chen, Chen
  • Hu, Fei
  • Yu, Xin
  • Guo, Zuqiang

Abrégé

A projection display system comprises a light source assembly (11), a wavelength adjustment assembly (12) and a modulation assembly (13). The light source assembly (11) is used to emit projection light. The wavelength adjustment assembly (12) is disposed on a light path of the projection light, and is used to adjust a spectrum of the projection light, such that a ratio of the luminous efficiency of the adjusted projection light to the luminous efficiency of monochromatic light corresponding to a primary wavelength of the projection light is greater than a preset ratio, and a color gamut of the adjusted projection light satisfies a preset color gamut coverage. The modulation assembly (13) is disposed on an emergent light path of the wavelength adjustment assembly (12), and is used to perform image modulation on light emitted from the wavelength adjustment assembly (12) and to output corresponding image light so as to form a projected image. The above arrangement enables a projection display system to attain a balance between brightness and a color gamut thereof.

Classes IPC  ?

35.

OPTICAL ENGINE SYSTEM AND PROJECTION SYSTEM

      
Numéro d'application CN2021096426
Numéro de publication 2021/244394
Statut Délivré - en vigueur
Date de dépôt 2021-05-27
Date de publication 2021-12-09
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xianpeng
  • Pu, Dong

Abrégé

An optical engine system (10) and a projection system (20). The optical engine system (10) comprises a light combining element (500) and modulators (200, 400); the modulators (200, 400) are configured to receive and modulate a first beam to emit first modulated light, and are further configured to receive and modulate a second beams to emit second modulated light; the first modulated light and the second modulated light relate to a same image frame, and every first pixel in the first modulated light and a second pixel corresponding to the first pixel in the second modulated light are staggered by a preset shift value on a projection surface. The light combining element (500) combines and emits the first modulated light and the second modulated light. When the first modulated light and the second modulated light are superimposed on each other, the purpose of pixel resolution extension is achieved, and then high-resolution image display is achieved.

Classes IPC  ?

  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

36.

PROJECTION APPARATUS AND AUTOMATIC FOCUSING METHOD THEREFOR

      
Numéro d'application CN2021096460
Numéro de publication 2021/244399
Statut Délivré - en vigueur
Date de dépôt 2021-05-27
Date de publication 2021-12-09
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Wu, Chao
  • Xu, Qingdong
  • Zhao, Peng

Abrégé

Disclosed in the present application are a projection apparatus and an automatic focusing method therefor. The method comprises: by performing spectrum analysis on a currently projected virtual focus picture image, acquiring spectrum information of a current virtual focal spot according to spectrum information of the current virtual focus picture image, the current virtual focal spot being a spot formed by any one pixel point of the current virtual focus picture image; afterwards, searching for spectrum information that matches the spectrum information of the current virtual focal spot from spectrum information of multiple prestored preset virtual focal spots, so as to obtain target spectrum information, then a defocus distance corresponding to the target spectrum information may be acquired, and then controlling a motor to drive a lens group to move a target defocus distance, so as to implement focusing. By the means of the foregoing, the present application can reduce the calculation performance requirements of a focusing process, increase the efficiency of automatic focusing and increase the response speed of automatic focusing.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

37.

DEVICE FOR EXTENDED PIXEL RESOLUTION AND PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2021096466
Numéro de publication 2021/244400
Statut Délivré - en vigueur
Date de dépôt 2021-05-27
Date de publication 2021-12-09
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Chen, Menghao
  • Fang, Yuanrong

Abrégé

A device (30) for an extended pixel resolution and a projection display system (90). The device (30) comprises: an offset wheel (32), a compensation wheel (33), and a driver (31). The offset wheel (32) is used for receiving an incident light beam, and comprises multiple offset regions (321); the compensation wheel (33) is disposed on an emergent light path of the offset wheel (32), is used for receiving a light beam exiting from the offset wheel (32), and comprises multiple compensation regions (331); the driver (31) is connected to the offset wheel (32) and the compensation wheel (33), and is used for driving the offset wheel (32) and the compensation wheel (33) to rotate; the offset regions (321) are arranged corresponding to the compensation regions (331); the position of a virtual image formed after the incident light beam sequentially passes through the offset wheel (32) and the compensation wheel (33) is kept unchanged. The imaging phase difference can be eliminated, thereby making imaging clear.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

38.

PRISM ASSEMBLY, LIGHT-EMITTING DEVICE, AND PROJECTION SYSTEM

      
Numéro d'application CN2021095686
Numéro de publication 2021/238891
Statut Délivré - en vigueur
Date de dépôt 2021-05-25
Date de publication 2021-12-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Fang, Yuanrong
  • Guo, Zuqiang
  • Chen, Chen

Abrégé

A prism assembly (10), a light-emitting device (1), and a projection system. A prism (12) in the prism assembly (10) comprises a light incident surface (121), a functional surface (122) opposite to the light incident surface (121), and a light-splitting element (13) provided between the light incident surface (121) and the functional surface (122). Incident light is transmitted to the light-splitting element (13) via the light incident surface (121), and the light-splitting element (13) is used for reflecting at least part of the incident light out of the prism (12). When the incident light propagates in the prism (12), the angular distribution does not change, so that the area of the light-splitting element (13) is reduced, the etendue attenuation is reduced, and the efficiency of a light source is improved.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G02B 27/28 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour polariser

39.

COLOR WHEEL AND PROJECTION SYSTEM

      
Numéro d'application CN2021095689
Numéro de publication 2021/238892
Statut Délivré - en vigueur
Date de dépôt 2021-05-25
Date de publication 2021-12-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yang, Bingke
  • Guo, Zuqiang
  • Hu, Fei

Abrégé

A color wheel (100) and a projection system (200), relating to the technical field of optics. The color wheel (100) comprises a wheel body, and a wavelength conversion layer (110) and a light splitting layer (120) adjacent to each other in the axial direction of the wheel body. The wavelength conversion layer (110) is used for converting excitation light into fluorescence; the light splitting layer (120) comprises a first section (121) and a second section (123); and laser light incident on the light splitting layer (120) is split, by means of the first section (121) and the second section (123), into primary color light and excitation light having different transmission directions or different polarization states. When the light splitting layer (120) is in the first section (121), the color wheel (100) emits a primary color light beam under irradiation of an excitation light source (210); and when the light splitting layer (120) is in the second section (123), the color wheel (100) emits an excitation light beam under the irradiation of the excitation light source (210). Since the primary color light beam and the excitation light beam have different transmission directions, the design of a multi-layer spatial optical path is achieved by using a multilayer structure of the color wheel (100), thus effectively reducing the thickness of a light beam when using laser light as a light source, thereby effectively compressing the volume of a light engine using laser light as a light source, and further improving the user experience.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G02B 27/14 - Systèmes divisant ou combinant des faisceaux fonctionnant uniquement par réflexion
  • G02B 27/28 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour polariser
  • G02B 26/00 - Dispositifs ou systèmes optiques utilisant des éléments optiques mobiles ou déformables pour commander l'intensité, la couleur, la phase, la polarisation ou la direction de la lumière, p.ex. commutation, ouverture de porte ou modulation

40.

PROJECTION SCREEN

      
Numéro d'application CN2021095321
Numéro de publication 2021/233444
Statut Délivré - en vigueur
Date de dépôt 2021-05-21
Date de publication 2021-11-25
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Su, Xiaolei
  • Wang, Lin

Abrégé

A projection screen (1), comprising a first fabric screen (10), a second fabric screen (20), and an adhesive tape (30). The first fabric screen (10) comprises a first sound-transmitting area (11) and a first bonding area (12) that are connected to each other; a plurality of first through holes (111) are provided in the first sound-transmitting area (11), and a plurality of first blind holes (121) are provided in the first bonding area (12); the second fabric screen (20) comprises a second sound-transmitting area (21) and a second bonding area (22) that are connected to each other; a plurality of second through holes (211) are provided in the second sound-transmitting area (21), and a plurality of second blind holes (221) are provided in the second bonding area (22); the second bonding area (22) is adjacent to the first bonding area (12); and the adhesive tape (30) is attached to the second adhesive area (22) and the first adhesive area (12) to connect the first fabric screen (10) and the second fabric screen (20). The provision of the plurality of first blind holes (121) in the first bonding area (12) and the plurality of second blind holes (221) in the second bonding area (22) of the projection screen enables the brightness of the projection screen (1) to be consistent, thus improving the display effect of the projection screen (1).

Classes IPC  ?

41.

SELF-ADAPTIVE LASER VEHICLE LAMP

      
Numéro d'application CN2021086412
Numéro de publication 2021/218601
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-11-04
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Fang, Yuanrong
  • Zhang, Xianpeng
  • Pu, Dong

Abrégé

A self-adaptive laser vehicle lamp that has high optical brightness, a simple overall structure, high imaging resolution and contrast, and a high light utilization rate, and that comprises a laser light source (101, 101a, 101b, 101c), a white light-generating unit (A), a non-uniform light-generating unit (B), a spatial light modulator (401, 401a, 401b, 401c), and an imaging lens (501, 501a, 501b, 501c). The white light-generating unit (A) comprises a wavelength conversion unit (201, 201a, 201b, 201c), which is a reflective structure used to generate first light (S1). The non-uniform light-generating unit (B) comprises a free-form curved reflective bowl (301) or a free-form curved lens (301a, 301b, 301c), which is used to collect the first light (S1) and map same into second light (S2) that has an intensity gradient distribution. The spatial light modulator (401, 401a, 401b, 401c) carries out image modulation according to the intensity gradient distribution of the second light (S2), and emits third light (S3). The imaging lens (501, 501a, 501b, 501c) images the third light (S3) to a near-light or far-light region so as to form self-adaptive illumination. The integration of a light beam collection function and the two functions of control and light distribution is achieved by means of one device only, which effectively reduces the volume of the vehicle lamp.

Classes IPC  ?

  • F21S 41/16 - Sources lumineuses laser
  • F21S 41/25 - Lentilles de projection
  • F21S 41/32 - Leur conception optique
  • F21S 41/60 - Dispositifs d’éclairage spécialement adaptés à l’extérieur des véhicules, p.ex. phares caractérisés par une distribution lumineuse variable
  • F21S 41/675 - Dispositifs d’éclairage spécialement adaptés à l’extérieur des véhicules, p.ex. phares caractérisés par une distribution lumineuse variable par action sur des réflecteurs par déplacement de réflecteurs
  • F21S 41/20 - Dispositifs d’éclairage spécialement adaptés à l’extérieur des véhicules, p.ex. phares caractérisés par des réfracteurs, des glaces de fermeture transparentes, des guides ou des filtres de lumière
  • F21V 9/30 - CARACTÉRISTIQUES FONCTIONNELLES OU DÉTAILS FONCTIONNELS DES DISPOSITIFS OU SYSTÈMES D'ÉCLAIRAGE; COMBINAISONS STRUCTURALES DE DISPOSITIFS D'ÉCLAIRAGE AVEC D'AUTRES OBJETS, NON PRÉVUES AILLEURS Éléments modifiant les caractéristiques spectrales, la polarisation ou l’intensité de la lumière émise, p.ex. filtres Éléments contenant un matériau photoluminescent distinct de la source de lumière ou espacé de cette source
  • F21V 5/04 - Réfracteurs pour sources lumineuses de forme lenticulaire
  • F21V 7/04 - Structure de l'optique
  • F21V 5/00 - Réfracteurs pour sources lumineuses
  • F21W 102/13 - Répartition ou contour de la lumière émise pour la zone du faisceau des feux de route ou du faisceau des feux de croisement

42.

VISION-BASED ADAPTIVE AR-HUD BRIGHTNESS ADJUSTMENT METHOD

      
Numéro d'application CN2021086415
Numéro de publication 2021/218602
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-11-04
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Deng, Yueci
  • Kang, Rui

Abrégé

Disclosed is a vision-based adaptive AR-HUD brightness adjustment method. The adjustment method comprises: acquiring a scene image in front of a vehicle window; generating an HUD display image according to the scene image, and acquiring the brightness distribution of the HUD display image; dividing the HUD display image into one or more image regions; calculating, according to the brightness distribution of the scene image, a target brightness corresponding to each of the image regions; and adjusting, according to the target brightness corresponding to the image region, a light source power corresponding to the image region. In the vision-based adaptive AR-HUD brightness adjustment method of the present invention, the intensity of ambient background light is quantitatively calculated by means of a visual perception method, a brightness-light source power mapping relationship is established according to the range of a comfortable brightness perceived by human eyes, and the brightness of an image finally displayed by an HUD is adjusted, so as to realize the dynamic adjustment of an HUD image brightness, such that not only can the overall perception and experience of a driver be improved, the overall power of an HUD is also reduced, thereby alleviating the energy consumption and heat dissipation pressure.

Classes IPC  ?

  • H04N 9/64 - Circuits pour le traitement de signaux de couleur
  • G02B 27/01 - Dispositifs d'affichage "tête haute"

43.

IMAGE PROCESSING METHOD AND PROJECTION SYSTEM

      
Numéro d'application CN2021086420
Numéro de publication 2021/218603
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-11-04
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Xu, Qingdong

Abrégé

Disclosed is an image processing method, which is used for processing a source image, so as to obtain a target image. After the target image is superimposed with ambient light, a display image is output. The method comprises: acquiring the contrast of a dark field area of a source image; determining the contrast of the dark field area of a display image according to the contrast of the dark field area of the source image; acquiring ambient light brightness in a display area; calculating a brightness threshold of a dark field area of a target image according to the contrast of the dark field area of the display image and the ambient light brightness; according to the brightness threshold of the dark field area of the target image and a brightness threshold of the dark field area of the source image, selecting a tone mapping algorithm by means of a table lookup method; and performing image processing on the source image according to the selected tone mapping algorithm. According to the image processing method provided in the present application, image brightness distribution can be automatically optimized according to an ambient light field, thereby improving the visual perception of a projection picture.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

44.

PROJECTION DEVICE

      
Numéro d'application CN2021086421
Numéro de publication 2021/218604
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-11-04
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Wu, Chao
  • Yang, Yang
  • Chen, Baolin
  • Yu, Xin
  • Hu, Fei

Abrégé

Disclosed by the present application is a projection device, comprising a light source array module, an image processing unit and a driving unit. The light source array module comprises a first light-emitting element array that emits first primary color light, a second light-emitting element array that emits second primary color light, and a third light-emitting element array that emits third primary color light, wherein the first light-emitting element array, the second light-emitting element array, and the third light-emitting element array are all divided into M×N illumination regions. The image processing unit is used to divide an image to be projected into M×N image regions, and acquire brightness information of the first primary color light, the second primary color light and the third primary color light of each image region, and the image regions are in one-to-one correspondence with the illumination regions of the light source array module. The driving unit is used to sequentially drive the first light-emitting element array, the second light-emitting element array, and the third light-emitting element array in a time sequence according to the brightness information of the first primary color light, the second primary color light, and the third primary color light of each image region. The circuit structure is simplified, thus saving on costs and reducing power consumption.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

45.

TOUCH SENSING METHOD AND CIRCUIT, AND ELECTRONIC DEVICE

      
Numéro d'application CN2021086413
Numéro de publication 2021/213194
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-10-28
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Gong, Yinqiang
  • Yang, Yang

Abrégé

Embodiments of the present application provide a touch sensing method and circuit, and an electronic device. The method is applied to a control unit, and the control unit is connected to a touch key by means of a pin. The method comprises: first switching the pin between a first configuration and a second configuration by means of time division multiplexing, wherein in the first configuration, a parasitic capacitor of the touch key is charged to a preset voltage by means of the pin, and when the parasitic capacitor is charged to the preset voltage, the pin is switched to the second configuration; and in the second configuration, the parasitic capacitor is discharged by means of the pin, and when a preset time arrives, the current voltage of the parasitic capacitor is measured; and then determining the sensing state of the touch key according to the current voltage. The hardware cost required by the touch sensing method provided by the present application is lower.

Classes IPC  ?

46.

LIGHT-GUIDING ELEMENT AND LIGHT SOURCE DEVICE

      
Numéro d'application CN2021086414
Numéro de publication 2021/213195
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-10-28
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Fang, Yuanrong
  • Guo, Zuqiang
  • Li, Yi

Abrégé

Disclosed are a light-guiding element and a light source device. The light-guiding element comprises a first region and second regions respectively located on opposite sides of the first region, wherein the first region is used for reflecting at least some first light and transmitting second light; the second regions are used for transmitting the first light and the second light; and the wavelength range of the first light is different from the wavelength range of the second light. By means of the method, the present application can improve the light-emitting efficiency and reduce the cost.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • F21V 5/00 - Réfracteurs pour sources lumineuses
  • G02B 27/28 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour polariser
  • F21V 9/30 - CARACTÉRISTIQUES FONCTIONNELLES OU DÉTAILS FONCTIONNELS DES DISPOSITIFS OU SYSTÈMES D'ÉCLAIRAGE; COMBINAISONS STRUCTURALES DE DISPOSITIFS D'ÉCLAIRAGE AVEC D'AUTRES OBJETS, NON PRÉVUES AILLEURS Éléments modifiant les caractéristiques spectrales, la polarisation ou l’intensité de la lumière émise, p.ex. filtres Éléments contenant un matériau photoluminescent distinct de la source de lumière ou espacé de cette source

47.

LENS HEAT DISSIPATION MECHANISM AND PROJECTION DEVICE

      
Numéro d'application CN2021086416
Numéro de publication 2021/208826
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-10-21
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Liu, Pengcheng
  • Xie, Jitao
  • Zhang, Xiangxiong
  • Chen, Yongzhuang
  • Guo, Zuqiang
  • Hu, Fei

Abrégé

A lens heat dissipation mechanism (100) and a projection device (1000). The lens heat dissipation mechanism (100) comprises a shell (5) and a first heat dissipation member (10). The first heat dissipation member (10) is provided in the shell (5), penetrates through the shell (5), and is connected to a lens (1) located outside the shell (5). The first heat dissipation member receives heat conducted by the lens (1) and can move with respect to the shell (5) along with movement of the lens (1). The problem of heat dissipation of a rear lens group (3) during focusing of the lens (1) is solved.

Classes IPC  ?

  • G03B 21/16 - Refroidissement; Prévention de la surchauffe
  • G02B 7/02 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour lentilles

48.

LIGHT SOURCE BRIGHTNESS ADJUSTMENT METHOD AND SYSTEM, AND ELECTRONIC DEVICE AND COMPUTER READABLE STORAGE MEDIUM

      
Numéro d'application CN2021086422
Numéro de publication 2021/208827
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-10-21
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Huang, Guosheng
  • Qin, Feng
  • Hu, Fei
  • Wang, Zeqin

Abrégé

A light source brightness adjustment method and system, and an electronic device and a computer readable storage medium. The light source brightness adjustment method comprises: obtaining brightness information of a video image; retrieving the brightness information in a pre-made lookup table to determine a control signal matching the brightness information, the pre-made lookup table comprising a variety of brightness information and corresponding control signals; and controlling, using the control signal, a power supply system to output a current value matching the brightness information so as to adjust the light source brightness of the video image. By setting the pre-made lookup table, the brightness information of the video image can directly correspond to the control signal. By using the control signal and combining video image synchronization information, a power supply drive current value is quickly and dynamically adjusted to realize the quick adjustment of the brightness of the video image so as to realize the brightness and darkness difference of different frame images. The contrast of the video image is improved, and the adjustment efficiency of the light source brightness is improved.

Classes IPC  ?

  • G09G 3/34 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p.ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice en commandant la lumière provenant d'une source indépendante
  • G09G 3/36 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p.ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice en commandant la lumière provenant d'une source indépendante utilisant des cristaux liquides
  • G03B 21/20 - Boîtes à lumière
  • G09G 5/10 - Circuits d'intensité

49.

PHOTOELECTRIC DEVICE PROVIDED WITH ANTI-CONTAMINATION APPARTUS

      
Numéro d'application CN2021086411
Numéro de publication 2021/208825
Statut Délivré - en vigueur
Date de dépôt 2021-04-12
Date de publication 2021-10-21
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yang, Jiayi
  • Hu, Fei
  • Qi, Senlin
  • Guo, Dandan

Abrégé

Provided is a photoelectric device provided with an anti-contamination apparatus; the device comprises an optical component, an optical chamber, and an anti-contamination apparatus; the optical chamber is an enclosed chamber and is used to accommodate the optical component; the anti-contamination apparatus is fixed in the optical chamber and comprises an adsorption apparatus, which comprises an adsorption body and/or a cold surface used for adsorbing substances in the atmosphere environment. Compared with the related technology, the photoelectric device provided with an anti-contamination apparatus in the present invention features better optical performance and a longer service life.

Classes IPC  ?

  • B01D 53/04 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par adsorption, p.ex. chromatographie préparatoire en phase gazeuse avec adsorbants fixes
  • B01D 46/10 - Séparateurs de particules utilisant des plaques, feuilles ou tampons filtrants possédant des surfaces planes, p.ex. appareils de précipitation de poussières
  • B01D 39/20 - Autres substances filtrantes autoportantes en substance inorganique, p.ex. papier d'amiante ou substance filtrante métallique faite de fils métalliques non-tissés
  • G03B 21/16 - Refroidissement; Prévention de la surchauffe
  • G11B 33/14 - Diminution de l'influence des paramètres physiques, p.ex. changements de température, humidité, poussière

50.

OPTO-MECHANICAL SYSTEM AND PROJECTION DEVICE APPLYING SAME

      
Numéro d'application CN2021084190
Numéro de publication 2021/204030
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Fang, Yuanrong
  • Guo, Zuqiang
  • Li, Yi

Abrégé

An opto-mechanical system (10) and a projection device (1) applying same. The opto-mechanical system (10) comprises a light homogenizing assembly (100), an imaging lens group (200), a TIR prism (300), and an optical path preprocessing lens (400), wherein the light homogenizing assembly (100) receives incident light and performs light homogenizing to form emergent light for emergence; the imaging lens group (200) is provided on an optical path of the emergent light, and is used for performing imaging shaping on the emergent light; the TIR prism (300) is provided on the optical path of the emergent light subject to imaging shaping, and is used for shaping the emergent light to form illumination light; the optical path preprocessing lens (400) is located in front of the TIR prism (300), so as to perform preprocessing on a light spot of the emergent light before entering the TIR prism (300), thus offsetting the stretching and deformation of the light spot of the emergent light caused by the TIR prism (300) when the emergent light passes through the TIR prism (300). Because the optical path preprocessing lens (400) is provided, the opto-mechanical system (10) and the projection device (1) can offset the stretching of the emergent light when the emergent light passes through the TIR prism (300), thus reducing the deformation of the emergent light.

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails
  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires
  • G02B 27/18 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour projection optique, p.ex. combinaison de miroir, de condensateur et d'objectif

51.

PROJECTION DEVICE

      
Numéro d'application CN2021084193
Numéro de publication 2021/204032
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xiangxiong
  • Chen, Chen
  • Zhang, Kuo
  • Jiang, Yingzhe
  • Hu, Fei

Abrégé

Disclosed is a projection device (1). The projection device comprises a lens (10), a lens rear shell (20) and an OFF light processing structure (40). The lens rear shell (20) is provided with an image light outlet (22) and an OFF light outlet (23), and the lens (10) is mounted at the image light outlet (22). The OFF light processing structure (40) is mounted at the OFF light outlet (23), and the OFF light processing structure (40) comprises a bottom surface (412), at least two first reflecting members (43) and a plurality of second reflecting members (45). The bottom surface (412) seals and blocks the OFF light outlet (23); the at least two first reflecting members (43) and the plurality of second reflecting members (45) extend from the bottom surface (412) to the interior of the lens rear shell (20); and the height of each first reflecting member (43) extending out of the bottom surface (412) is greater than the height of the second reflecting member (45) extending out of the bottom surface (412). The projection device (1) reduces OFF light incident on the lens (10), thereby improving the image contrast and imaging quality of the projection device (1).

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

52.

ADJUSTABLE MOUNTING ASSEMBLY AND SCREEN SYSTEM

      
Numéro d'application CN2021084194
Numéro de publication 2021/204033
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Zhenyu
  • Li, Yi

Abrégé

An adjustable mounting assembly (100). The mounting assembly (100) comprises slide rails (11, 12), sliders (21, 22), and a movable locking bar (3); two sliders (21, 22) are provided and are respectively provided with a first opening slot (212) and a second opening slot (222); at least one of the first opening groove (212) and the second opening groove (222) is an inclined groove, so that there is a maximum distance and a minimum distance between the inclined surfaces of the bottoms of the two slots; when the movable locking bar (3) slides to the minimum distance, the sliders (21, 22) and the slide rails (11, 12) are in a locked state; and when the movable locking bar (3) slides to the maximum distance, the sliders (21, 22) and the slide rails (11, 12) are in an adjustable state. The mounting assembly (100) further comprises a connecting rod (4) and a fixing component (5). Only by controlling the relative position between the movable locking bar (3) and the connecting rod (4) by means of the fixing component (5), the automatic switch between the adjustable state and the locked state can be achieved, such that the screen height can be adjusted without removing the screen, the suspension of the screen is stable, and the installation and adjustment process is convenient.

Classes IPC  ?

  • F16M 13/02 - Autres supports ou appuis pour positionner les appareils ou les objets; Moyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par un autre objet ou lui être fixé, p.ex. à un arbre, une grille, un châssis de fenêtre, une bicyclette
  • G03B 21/56 - Ecrans de projection

53.

PROJECTION REFLECTIVE SCREEN COATING AND PREPARATION METHOD THEREFOR

      
Numéro d'application CN2021084195
Numéro de publication 2021/204034
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Lu, Zhiyi
  • Zhang, Hongxiu
  • Wang, Lin
  • Li, Yi

Abrégé

The present application relates to the technical field of imaging display, and specifically disclosed thereby are a projection reflective screen coating and a preparation method therefor. A coating layer formed by the projection reflective screen coating has an average reflectivity of 10-30% for visible light in the wavelength range of 400-700 nm. The projection reflective screen coating comprises, in percentage by mass: 10-70% of film-forming resin, 0-5% of a crosslinker, 3-10% of aluminum silver paste, 3-10% of black paste, 5-15% of a discharge-promoting agent, 0.5-1% of a leveling agent, 0.5-3% of a dispersant, 0-0.5% of a defoamer and 10-75% of a first solvent. By using the means described above, the present application may significantly improve the brightness and contrast of a projection curtain, and reduce the impact of cluttered reflected light on the contrast of a screen while maintaining the considerable gain of the screen.

Classes IPC  ?

  • C09D 133/00 - Compositions de revêtement à base d'homopolymères ou de copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un seul ra; Compositions de revêtement à base de dérivés de tels polymères
  • C09D 101/02 - Cellulose; Cellulose modifiée
  • C09D 7/61 - Adjuvants non macromoléculaires inorganiques
  • C09D 5/30 - Peintures de camouflage
  • C09D 5/33 - Peintures réfléchissantes

54.

OPTICAL ASSEMBLY

      
Numéro d'application CN2021084192
Numéro de publication 2021/204031
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xiangxiong
  • Hu, Fei

Abrégé

Provided in the present utility model is an optical assembly, comprising a heat-generating optical device, a heat-dissipation element, a thermal interface material layer, and a sealing member; the heat-generating optical device comprises a heat-generating surface, and the thermal interface material layer is disposed on the heat-generating surface; the heat-dissipation element is disposed on the thermal interface material layer and is in contact with the thermal interface material layer; the heat-dissipation element is provided with an opening recess or an exhaust channel for absorbing or discharging volatile substances in the thermal interface material layer; the sealing member is disposed on the periphery of the thermal interface material layer, and the sealing member is sealedly connected to the heat-generating optical device and the heat-dissipation element, respectively. The optical assembly provided by the present utility model can absorb or discharge volatile substances in the thermal interface material layer, thus preventing volatile substances in the thermal interface material layer from being absorbed onto the heat-generating optical device to thereby affect the imaging quality and reliability of an optical system. Thus, the material used for the thermal interface material layer no longer needs to be limited as needing to simultaneously have the characteristics of low conductivity, low volatility, and so on, and the material selection range of a thermal interface material is broadened.

Classes IPC  ?

  • H01S 3/04 - Dispositions pour la gestion thermique
  • H01S 5/024 - Dispositions pour la gestion thermique

55.

LIGHT SOURCE SYSTEM AND PROJECTION DISPLAY DEVICE

      
Numéro d'application CN2021084197
Numéro de publication 2021/204035
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-14
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Wu, Chao
  • Li, Yi

Abrégé

A light source system (31) and a projection display device (30). The light source system (31) comprises a first light source assembly (101), a second light source assembly (102), a wavelength conversion device (103), and a light homogenizing device (104); the first light source assembly (101) is used for emitting at least two beams of exciting light; the second light source assembly (102) is used for emitting at least one beam of laser light; the wavelength conversion device (103) is provided on a light path of the at least two beams of exciting light and is used for converting the received at least two beams of exciting light into at least two beams of excited light; the light homogenizing device (104) is used for homogenizing the excited light and the laser light; the excited light and the laser light respectively form excited light spots and laser light spots on a light incident side of the light homogenizing device (104); the laser light spot is located between two adjacent excited light spots, and the two adjacent excited light spots are symmetrical with respect to the laser light spot; or the excited light spot is located between two adjacent laser light spots, and the two adjacent laser light spots are symmetrical with respect to the excited light spot. By setting, the light exiting uniformity of the light source system (31) can be improved, thereby improving the uniformity of projection display.

Classes IPC  ?

56.

PROJECTION FOCUSING METHOD AND PROJECTION FOCUSING DEVICE

      
Numéro d'application CN2021084191
Numéro de publication 2021/197357
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Deng, Yueci
  • Wu, Wenhao
  • Li, Yi

Abrégé

The present application provides a projection focusing method and a projection focusing device. The method comprises: acquiring training data (11), the training data comprising the definition of multiple projection images; defining an action space, a state space, and a reward function by using the training data (12), the state space comprising gradient of the definition, moving step length of a motor, and an identifier value of the rotating direction of the motor; training a reinforcement learning model by using the training data, the action space, the state space, and the reward function (13); acquiring the current projection image by using a camera device, recognizing the definition of the current projection image, and inputting the definition of the current projection image into the reinforcement learning model to obtain the current moving step length of the motor (14); controlling the current moving step length of the motor so that the motor drives a projection device to move (15); determining whether focusing is successful (16); and continuing controlling the motor to move if focusing is unsuccessful. By means of the method above, according to the present application, the motor is controlled by using the reinforcement learning model, and the time for the projection device to reach an optimal focusing position is reduced.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs
  • H04N 5/232 - Dispositifs pour la commande des caméras de télévision, p.ex. commande à distance
  • G06N 3/04 - Architecture, p.ex. topologie d'interconnexion
  • G06N 3/08 - Méthodes d'apprentissage

57.

AUGMENTED REALITY-BASED INFORMATION DISPLAY METHOD, SYSTEM AND APPARATUS, AND PROJECTION DEVICE

      
Numéro d'application CN2021082943
Numéro de publication 2021/197189
Statut Délivré - en vigueur
Date de dépôt 2021-03-25
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Kang, Rui
  • Deng, Yueci
  • Gong, Yinqiang
  • Zhao, Peng

Abrégé

An augmented reality-based information display method, system and apparatus, a projection device and a storage medium. The method comprises: obtaining real scene information collected by a scene sensing device (S110); obtaining a target display area determined on the basis of a first spatial pose of a user, the first spatial pose being determined on the basis of an eye tracking device (S120); obtaining coordinate transformation rules corresponding to real scene information mapped to the target display area (S130); generating driving guidance information on the basis of the real scene information (S140); and displaying the driving guidance information in position corresponding to the target display area on the basis of the coordinate transformation rules (S150). Driving guidance information is displayed, by means of the coordinate transformation rules, in the position corresponding to the target display area determined on the basis of the first spatial pose of the user as determined by the eye tracking device. The first spatial pose of the user is tracked in real-time by the eye tracking device, which enables adaptation to changes to the eye pose, and the display area and display position of the driving guidance information are dynamically adjusted.

Classes IPC  ?

  • G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur

58.

INFORMATION DISPLAY METHOD, SYSTEM AND APPARATUS BASED ON AUGMENTED REALITY, AND PROJECTION DEVICE

      
Numéro d'application CN2021082944
Numéro de publication 2021/197190
Statut Délivré - en vigueur
Date de dépôt 2021-03-25
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Kang, Rui
  • Deng, Yueci
  • Gong, Yinqiang
  • Zhao, Peng

Abrégé

Disclosed are an information display method, system and apparatus based on augmented reality, and a projection device and a storage medium. The method comprises: acquiring real-scene information collected by means of a scene sensing apparatus; acquiring a target display area determined on the basis of a first spatial posture of a user; acquiring a coordinate transformation rule corresponding to mapping of the real-scene information to the target display area; generating driving guidance information on the basis of the real-scene information; and displaying the driving guidance information at a corresponding position in the target display area on the basis of the coordinate transformation rule. According to the present method, driving guidance information obtained and generated on the basis of real-scene information is displayed, by means of a coordinate transformation rule, at a corresponding position of a target display area determined on the basis of a first spatial posture of a user, such that the user can accurately and conveniently view virtual driving guidance information corresponding to a driving scene during the driving process, thereby reducing the fatigue of frequent sight transitions caused by viewing road conditions and driving guidance information, such as navigation, and improving the safety and comfort of driving.

Classes IPC  ?

  • G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
  • G06T 7/30 - Détermination des paramètres de transformation pour l'alignement des images, c. à d. recalage des images

59.

LIGHT SOURCE SYSTEM

      
Numéro d'application CN2021084188
Numéro de publication 2021/197355
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Fang, Yuanrong
  • Chen, Yanzhe
  • Chen, Menghao

Abrégé

A light source system, comprising a light emitting component (11), a light homogenizing device (12), a regional film (13), and a wavelength conversion device (14). The light emitting component (11) is used for generating excitation light. The light homogenizing device (12) is disposed on an optical path of the excitation light at a preset angle, and used for homogenizing the excitation light. The regional film (13) is attached to the light homogenizing device (12), disposed on an exit light path of the light homogenizing device (12), and used for transmitting the homogenized excitation light. The wavelength conversion device (14) is disposed on an exit light path of the regional film (13), and used for receiving the excitation light transmitted by the regional film (13) and generating a corresponding excited light. The regional film (13) comprises a plurality of first regions (131) and second regions (132). The first regions (131) are used for transmitting the excitation light, and the second regions (132) are used for reflecting the excited light and/or excitation light. The light source system can solve the problem of the presence of yellow spots of the exit light in a light source.

Classes IPC  ?

60.

BEAM SHIFTING APPARATUS, SCANNING METHOD, SCANNING APPARATUS, AND DISPLAY APPARATUS

      
Numéro d'application CN2021084189
Numéro de publication 2021/197356
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Cuiping
  • Yan, Zishen
  • Hu, Fei
  • Yu, Xin
  • Li, Yi

Abrégé

A beam shifting apparatus (33), a scanning method, a scanning apparatus, and a display apparatus (30). The beam shifting apparatus (33) comprises a driver (221) and a light shifting plate (222) that is driven by the driver (221); the light shifting plate (222) comprises a plurality of shifting regions; the refractive indexes or the thicknesses of the plurality of shifting regions are monotonically changed along the rotation direction of the light shifting plate (222), so that scanning beams are sequentially shifted by a preset shift amount within a rotation period; and an inclination angle is preset between the beam shifting apparatus (33) and each scanning beam. The beam shifting apparatus (33) can sequentially shift the scanning beams by the preset shift amount, and is simple in structure and easy to control.

Classes IPC  ?

  • G02B 26/08 - Dispositifs ou systèmes optiques utilisant des éléments optiques mobiles ou déformables pour commander l'intensité, la couleur, la phase, la polarisation ou la direction de la lumière, p.ex. commutation, ouverture de porte ou modulation pour commander la direction de la lumière
  • G02B 26/10 - Systèmes de balayage

61.

AUGMENTED REALITY DISPLAY OPTICAL DEVICE, GLASSES, AND HUD SYSTEM

      
Numéro d'application CN2021084199
Numéro de publication 2021/197360
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Cuiping
  • Hu, Fei
  • Li, Yi

Abrégé

An augmented reality display optical device (10), augmented reality display glasses (30) having the augmented reality display optical device (10), and an augmented reality HUD system (40, 50). The augmented reality display optical device (10) comprises a base layer (200), a plurality of light emitting pixels (100), and a plurality of micro-lenses (110); the base layer (200) comprises a first surface (210), and a second surface (220) opposite to the first surface (210); the base layer (200) transmits ambient light. The plurality of light emitting pixels (100) are dispersed in the base layer (200) at preset pixel intervals. The plurality of micro-lenses (110) correspond to the light emitting pixels (100), and the micro-lenses (110) are provided between the corresponding light emitting pixels (100) and the first surface (210), or provided on the first surface (210) to cover the corresponding light emitting pixels (100) so as to converge light rays of the plurality of light emitting pixels (100). The augmented reality display optical device (10) uses the light emitting pixels (100) for image display and has an extremely high transmissivity for the ambient light, achieves the simultaneous imaging of display information and the ambient light in human eyes, and greatly reduces the product volume and space occupation.

Classes IPC  ?

  • G02B 27/01 - Dispositifs d'affichage "tête haute"

62.

AUGMENTED REALITY DISPLAY OPTICAL DEVICE, OPTICAL SYSTEM, GLASSES, AND HUD DISPLAY SYSTEM

      
Numéro d'application CN2021084201
Numéro de publication 2021/197361
Statut Délivré - en vigueur
Date de dépôt 2021-03-30
Date de publication 2021-10-07
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Zhang, Cuiping

Abrégé

An augmented reality display optical device (10), comprising: a substrate layer (200), multiple photoluminescent bodies (100), and multiple microlenses (110). The substrate layer (200) comprises a first surface (210) and a second surface (220) opposite to the first surface (210), and transmits ambient light. The multiple photoluminescent bodies (100) are dispersed in the substrate layer (200) at a preset pixel spacing. The multiple microlenses (110) are accordingly provided on the side of the photoluminescent bodies (100) distant from the second surface (220) so as to converge light emitted by the photoluminescent bodies (100). Also provided are an augmented reality display system (20) having the augmented reality display optical device (10), augmented reality display glasses (30), and an augmented reality HUD display system (40). According to the augmented reality display optical device (10), by utilizing the property that the photoluminescent bodies (100) can reflect light when being excited, and gaps among the discrete photoluminescent bodies (100) have extremely high transmittance to ambient light, display information and ambient light are imaged in human eyes at the same time, thereby realizing augmented reality display at low costs and high luminous efficiency.

Classes IPC  ?

  • G02B 27/01 - Dispositifs d'affichage "tête haute"

63.

AUGMENTED REALITY DISPLAY OPTICAL DEVICE, OPTICAL SYSTEM, GLASSES AND HUD DISPLAY SYSTEM

      
Numéro d'application CN2020142145
Numéro de publication 2021/190060
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Cuiping
  • Hu, Fei
  • Pu, Dong
  • Gong, Chensheng

Abrégé

Disclosed is an augmented reality display optical device (10), an augmented reality display system (20) having the augmented reality display optical device (10), augmented reality display glasses (30), and an augmented reality HUD display system (40, 50). The augmented reality display optical device (10) comprises a substrate layer (200) and a micro-nano optical reflection layer (100), wherein the substrate layer (200) comprises a first surface (210) and a second surface (220) opposite the first surface (210); the substrate layer (200) transmits ambient light; the micro-nano optical reflection layer (100) is arranged on the first surface (210) of the substrate layer (200); and the micro-nano optical reflection layer (100) is configured to reflect light of a virtual image in a preset narrow-band wavelength band. The augmented reality display optical device (10) uses the characteristics of the micro-nano optical reflection layer (100) having extremely high reflectivity for image light at a preset narrow wavelength and extremely high transmissivity for ambient light, thereby achieving high brightness and high transmissivity of the display system for a light source at the preset narrow wavelength with low cost and low power consumption.

Classes IPC  ?

64.

HEIGHT-ADJUSTABLE SCREEN

      
Numéro d'application CN2020142146
Numéro de publication 2021/190061
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Zhenyu
  • Tang, Zeda

Abrégé

A height-adjustable screen, comprising: a housing (3), an accommodating space being formed in the housing (3); a screen body (1); and a height-adjusting part (2), arranged in the accommodating space and comprising belt wheels (23), belt springs (21) and fixing pieces. The belt spring (21) are used for supporting the screen body (1); one end of each of the belt springs (21) is connected to the screen body (1); the other ends of the belt springs (21) are fixed on the belt wheels (23); the belt wheels (23) are used for winding/unwinding the belt springs (21); the fixing pieces are located on one side of each of the belt springs (21) and used for fixing the belt spring (21) so as to prevent the belt spring (21) from retracting. In this way, the screen is simple in overall structure, small in thickness and light in weight.

Classes IPC  ?

  • G03B 21/58 - Ecrans de projection de surface variable

65.

LENS ADJUSTMENT APPARATUS

      
Numéro d'application CN2020142152
Numéro de publication 2021/190065
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Dan, Jiapeng
  • Chen, Yongzhuang
  • Li, Yi

Abrégé

A lens adjustment apparatus. The lens adjustment apparatus comprises a fixing support (106), a lens support (103), a connecting piece, and an elastic fixing piece (102). The lens support (103) is provided with an area for mounting a lens (104). The fixing support (106) and the lens support (103) are provided with a first guiding area and a second guiding area respectively. One end of the connecting piece is flexibly connected to the first guiding area of the fixing support (106), and the other end of the connecting piece is flexibly connected to the second guiding area of the lens support (103), such that under an external force, the lens support (103) and the fixing support (106) can displace relatively in at least two directions. The lens support (103) is mounted on the fixing support (106) by means of the elastic fixing piece (102). The lens adjustment apparatus is flexibly connected to two guiding areas by means of a connecting piece. The fixing support (106) and the lens support (103) move on the connecting piece by means of the guiding areas, thereby driving the lens (104) to displace and respectively performing position adjustment on the lens (104) in different directions. The present application replaces the conventional adjustment structures using two sets of guide rails or slide rails, has a simple structure, lowers manufacturing cost, and is conducive to operation.

Classes IPC  ?

  • G02B 7/02 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour lentilles
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

66.

LIGHT-SPLITTING AND LIGHT-COMBINING PRISM AND PROJECTION DISPLAY SYSTEM

      
Numéro d'application CN2020142153
Numéro de publication 2021/190066
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s) Zhao, Peng

Abrégé

Disclosed is a light-splitting and light-combining prism (100), comprising a housing (1) of a cube structure having six sides, with one side thereof serving as a light-combining output side or a light-splitting input side of the light-splitting and light-combining prism (100), and the other five sides thereof correspondingly serving as light-combining input sides or light-splitting output sides of the light-splitting and light-combining prism (100); and further comprising beam-splitting diaphragms (21, 22, 23, 24) arranged in the housing (1), wherein the beam-splitting diaphragms (21, 22, 23, 24) are configured for selectively transmitting or reflecting light beams incident to the light-splitting and light-combining prism (100); multiple light beams incident from the light-combining input side are reflected or transmitted by the beam-splitting diaphragms (21, 22, 23, 24) and are then emitted from the light-combining output side so as to realize light combining; and light beams incident from the light-splitting input side are reflected or transmitted by the beam-splitting diaphragms (21, 22, 23, 24) and are then emitted from the light-splitting output side so as to realize light splitting. The light-splitting and light-combining prism (100) can simultaneously realize light splitting or light combining of at most five light beams.

Classes IPC  ?

  • G02B 27/10 - Systèmes divisant ou combinant des faisceaux

67.

DISPLAY DEVICE

      
Numéro d'application CN2020142148
Numéro de publication 2021/190062
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Zhenyu
  • Tang, Zeda
  • Li, Yi

Abrégé

A display device, comprising: a screen body (1); a scroll body (2), which is used for rolling/unrolling the screen body (1); a lifting part, which is connected to the scroll body (2) by means of the screen body (1) so that the screen body (1) is unrolled from the scroll body (2); and a power part, which is used to provide power to enable the scroll body (2) to roll up the screen body (1). A difference in rotating speed exists between the lifting part and the power part such that the screen body (1) generates tension in a rolling/unrolling process; when the screen body (1) is unrolled, the rotating speed of the lifting part is greater than that of the power part; and when the screen body (1) is rolled up, the rotating speed of the power part is greater than that of the lifting part. The power part comprises a driving part (3) and a tension control part (4). The tension control part (4) can actively control the torque between the driving part (3) and the scroll body (2) according to differences in the tension of the screen body (1) during rolling/unrolling, thus stable and controllable rolling/unrolling of the screen body (1) is achieved, and the service life of the display device can be prolonged.

Classes IPC  ?

  • B65H 75/38 - Noyaux, gabarits, supports ou pièces de tenue pour matériau bobiné, enroulé ou plié, p.ex. tourets, broches, bobines, tubes à cannette, boîtes spécialement adaptés ou montés pour stocker, dérouler de façon répétée et stocker à nouveau des longueurs de matériau prévues pour des buts particuliers, p.ex. tuyaux souples à poste fixe, câbles de force impliquant l'utilisation d'un noyau ou d'un gabarit intérieur formant support pour le paquet de matériau stocké
  • B65H 75/44 - Noyaux, gabarits, supports ou pièces de tenue pour matériau bobiné, enroulé ou plié, p.ex. tourets, broches, bobines, tubes à cannette, boîtes spécialement adaptés ou montés pour stocker, dérouler de façon répétée et stocker à nouveau des longueurs de matériau prévues pour des buts particuliers, p.ex. tuyaux souples à poste fixe, câbles de force impliquant l'utilisation d'un noyau ou d'un gabarit intérieur formant support pour le paquet de matériau stocké - Détails de structure

68.

REMOTE STARTUP METHOD, RELATED CIRCUIT, RELATED MODULE, AND DEVICE

      
Numéro d'application CN2020142149
Numéro de publication 2021/190063
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s) Chen, Baolin

Abrégé

Provided is a remote startup method, the method comprising the following steps: an isolation and coupling circuit receiving a communication signal, and outputting the communication signal in a coupled manner, wherein the communication signal is a signal that is transmitted from external communication to a communication interface; an amplification and integration circuit receiving the communication signal output by the isolation and coupling circuit in a coupled manner, and, after performing amplification and integration processing on the signal, generating a pulse signal; and a detection circuit receiving the pulse signal, and performing determination according to signal features of the pulse signal, and if it is determined that the signal features comply with the features of a startup signal, generating a startup signal, wherein the startup signal is used for directly starting a system for startup. Further provided are a remote startup circuit, a remote startup circuit module and a device. Compared with the related art, by using the technical solution, a communication signal is directly subjected to detection and determination, so as to trigger a system for startup. The structure of the circuit is simple, and the standby power consumption of the system is reduced.

Classes IPC  ?

  • G08C 19/00 - Systèmes de transmission de signaux électriques

69.

LENS ADJUSTMENT APPARATUS

      
Numéro d'application CN2020142150
Numéro de publication 2021/190064
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-30
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Dan, Jiapeng
  • Chen, Yongzhuang
  • Li, Yi

Abrégé

A lens adjustment apparatus, said lens adjustment apparatus comprising a base (101), an adjustment support (103), a lens support (106), a first direction adjustment assembly (100), a second direction adjustment assembly (200), and a rotation assembly. The lens support (106) is used for installing a lens (105). The adjustment support (103) is provided with a rotation fulcrum (111). The lens support (106) is provided with a rotation and connection point (112). The lens support (106) is connected to the rotation fulcrum (111) by means of the rotation and connection point (112) and can rotate with respect to the rotation fulcrum (111). By means of the first direction adjustment assembly (100), the lens support (106) enables the adjustment support (103) to be adjustable in a first direction position, and enables, by means of the second direction adjustment assembly (200), the lens support (106) to rotate with respect of the rotation fulcrum (111) relative to the adjustment support (103), at least one component of the rotation direction being a second direction. The lens adjustment apparatus uses the adjustment assembly to enable the lens (105) to displace in one direction and drive the lens (105) to rotate by means of the rotation assembly. The component forms the movement in another direction, thereby allowing for the position adjustment of the lens (105). The present invention replaces the conventional adjustment structures using guide rails or slide rails, has a simple structure, lowers manufacturing cost, and is conducive to operation.

Classes IPC  ?

  • G02B 7/02 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques pour lentilles

70.

LIGHT SOURCE CALIBRATION METHOD AND LIGHT SOURCE CALIBRATION APPARATUS

      
Numéro d'application CN2020142135
Numéro de publication 2021/184922
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Xianpeng
  • Wu, Chao
  • Chen, Menghao
  • Zhao, Peng
  • Li, Yi

Abrégé

The present application discloses a light source calibration method and a light source calibration apparatus. Said method is based on an optical simulation design system, and comprises: receiving an opto-mechanical configuration instruction, and according to the opto-mechanical configuration instruction, configuring an icon corresponding to an opto-mechanical system on a simulation design interface, the opto-mechanical system comprising a light transmission system and a spatial light modulator; receiving a first setting instruction, and configuring, at a light exit position of the spatial light modulator, a reference array light source which emits light uniformly and reversely; simulating and calculating light distribution information of a reference light beam emitted from the reference array light source at a reference inlet of the light transmission system after sequentially passing through the spatial light modulator and the light transmission system; and displaying, according to the light distribution information, light source configuration prompt information at the reference inlet of the light transmission system. By means of said method, the present application can make light beams emitted by the spatial light modulator orderly and uniform, so as to cancel the illumination degradation caused by the light transmission system and the spatial light modulator.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

71.

LIGHT SOURCE SYSTEM AND PROJECTION EQUIPMENT

      
Numéro d'application CN2020142138
Numéro de publication 2021/184924
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Hu, Fei
  • Yu, Xin
  • Li, Yi

Abrégé

A light source system (100) and projection equipment (200). The light source system (100) comprises a light source apparatus (10), a wavelength conversion apparatus (40), an optical device (20), and a light splitting and combining unit (30). The light source apparatus (10) is used to emit excitation light. The wavelength conversion apparatus (40) is used to at least partially convert received excitation light into excited light. The light source apparatus (10) and the wavelength conversion apparatus (40) are provided on two adjacent side surfaces of the optical device (20), respectively. The light splitting and combining unit (30) is provided inside of the optical device (20). The excitation light enters the optical device (20) and is incident to the light splitting and combining unit (30). The light splitting and combining unit (30) reflects the received excitation light to the wavelength conversion apparatus (40). The excited light emitted by the wavelength conversion apparatus (40) enters the optical device (20). A part of the excited light is transmitted by means of the light splitting and combining unit (30) and emitted from the optical device (20), and the rest of the excited light passes through the optical device (20) surrounding the light splitting and combining unit (30), and is emitted from the optical device (20). The light source system (100) helps to increase brightness.

Classes IPC  ?

72.

PROJECTION SYSTEM

      
Numéro d'application CN2020142141
Numéro de publication 2021/184925
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Hu, Fei
  • Yu, Xin
  • Li, Yi

Abrégé

A projection system (1), comprising a light source (20), a spatial light modulator (50), and a beam deflector (10). The beam deflector (10) is disposed on an optical path of an illumination beam, comprises variable refractive index units (100) arranged in an array, and controls, according to an image signal of an image to be projected, an electric field applied to the variable refractive index units (100) arranged in an array, so that the refractive index of the variable refractive index units (100) in at least a part of the area changes, and the illumination beam passing through this part of the area deflects, and thus the illumination beam incident on the spatial light modulator (50) forms a brighter area and a darker area. By providing the beam deflector (10) having the variable refractive index units (100), and regulating the electric field intensity of the electric field applied to the beam deflector (10), the deflection of the illumination beam passing through the variable refractive index units (100) is achieved, and the illumination beam incident on the spatial light modulator (50) is enabled to form a brighter area and a darker area, and thus the modulation of the light steering type high dynamic projection system (1) is achieved.

Classes IPC  ?

  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires
  • G02F 1/133 - Dispositions relatives à la structure; Excitation de cellules à cristaux liquides; Dispositions relatives aux circuits

73.

LASER PROJECTION DEVICE

      
Numéro d'application CN2020142137
Numéro de publication 2021/184923
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Wang, Lin
  • Jia, Kun
  • Li, Yi

Abrégé

A laser projection device (1). The laser projection device (1) at least comprises a laser light source (10), a light-combining apparatus (20), a collimating apparatus (30), at least one phase modulation apparatus (40), and a spatial light modulation apparatus (50). A laser beam generated by the laser light source (10) is shone on the phase modulation apparatus (40) via the light-combining apparatus (20) and the collimating apparatus (20). The phase modulation apparatus (40) is used for phase modulating the laser beam. The spatial light modulation apparatus (50) is used for modulating the light signal spatial distribution of the phase modulated laser, where one spatial light modulation pixel is covered by at least two phase modulation pixels. With the phase modulation apparatus (40) being added for the phase modulation of the laser beam generated by the laser light source (10) and, at the same time, one spatial light modulation pixel being covered by at least two phase modulation pixels, a same pixel of the spatial light modulation apparatus (50) is affected by the phases of multiple pixels of the phase modulation apparatus (40), thus implementing averaged light intensity, and reducing speckle contrast.

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

74.

DISPLAY DEVICE ADJUSTMENT APPARATUS AND PROJECTION DEVICE

      
Numéro d'application CN2020142142
Numéro de publication 2021/184926
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Zhenyu
  • Li, Shijie
  • Tang, Zeda
  • Wang, Lin

Abrégé

A display device adjustment apparatus (100, 200, 300, 400, 500, 600, 700, 800, 900), applied in a display device, and further comprising: a fixed member (10) provided on the back of the display device; and a sliding member (20) provided on the side of the fixed member (10) distant from the display device, steplessly and slidably connected to the fixed member (10), and provided with a locking mechanism (30) used for locking the relative position between the fixed member (10) and the sliding member (20) when the sliding member (20) steplessly slides to a target position. A projection display screen is disposed on the display device of the display device adjustment apparatus (100, 200, 300, 400, 500, 600, 700, 800, 900).

Classes IPC  ?

  • F16M 11/04 - Moyens pour la fixation des appareils; Moyens permettant le réglage des appareils par rapport au banc
  • F16M 11/16 - Têtes des supports - Détails concernant la fixation des pieds supportant les têtes, avec ou sans intervention d'organes de verrouillage à cet effet
  • F16M 13/02 - Autres supports ou appuis pour positionner les appareils ou les objets; Moyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par un autre objet ou lui être fixé, p.ex. à un arbre, une grille, un châssis de fenêtre, une bicyclette
  • G03B 21/54 - Accessoires
  • G03B 21/56 - Ecrans de projection

75.

PROJECTION APPARATUS AND PROJECTION CONTROL METHOD THEREFOR

      
Numéro d'application CN2020142158
Numéro de publication 2021/184927
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-23
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Tang, Xiaofeng
  • Wu, Chao
  • Li, Yi

Abrégé

A projection apparatus (100) and a projection control method therefor. The projection apparatus (100) comprises a light source device (10), a spatial light modulator (30) and a control device (60). The light source device (10) is used for illuminating a predetermined area (A). The light source device (10) comprises a moving mechanism (12) and a light source module (14). The moving mechanism (12) comprises a driving member (121) and a rotating member (123) connected to the driving member (121). The rotating member (123) can rotate around a central shaft (O) under the driving of the driving member (121). The light source module (14) is connected to the rotating member (123), and the light source module (14) comprises a plurality of light source groups (141). The plurality of light source groups (141) are sequentially arranged outwards in a direction away from the central shaft (O). Each light source group (141) comprises at least one light-emitting unit (1411), and each light-emitting unit (1411) can individually control light emission. A movement trajectory of the light source module (14) when moving under the driving of the rotating member (123) covers the predetermined area (A). The spatial light modulator (30) is arranged on a light path of light source light and is used for modulating the light source light, so as to obtain a modulated image. The projection apparatus (100) can achieve high dynamic range (HDR) brightness modulation at a low cost.

Classes IPC  ?

76.

DUST PREVENTION DEVICE AND PROJECTION APPARATUS

      
Numéro d'application CN2020142130
Numéro de publication 2021/179767
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Cai, Qiumao
  • Luo, Cheng

Abrégé

A dust prevention device (10) and a projection apparatus (100). The dust prevention device (10) comprises a fixed support assembly (1) having an accommodation space, a dust prevention screen assembly (2) inserted in the accommodation space and slidably connected to the fixed support assembly (1), and a push-pull cover plate (3) located at an end of the dust prevention screen assembly (2). The dust prevention screen assembly (2) comprises a dust prevention screen frame (21) and a dust prevention screen (22) disposed at the dust prevention screen frame (21), and the dust prevention screen frame (21) and the dust prevention screen (22) are integrally formed. The push-pull cover plate (3) is detachably connected to the dust prevention screen frame (21), and is located outside the accommodation space. The dust prevention device (10) can be conveniently attached to and detached from the projection apparatus (100), and is not easily limited by adjacent space during attachment and detachment.

Classes IPC  ?

77.

COLOR WHEEL HEAT DISSIPATION DEVICE AND PROJECTION APPARATUS USING SAME

      
Numéro d'application CN2020142131
Numéro de publication 2021/179768
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Liu, Pengcheng
  • Chen, Yongzhuang
  • Dai, Dayan
  • Guo, Zuqiang
  • Hu, Fei

Abrégé

Provided is a color wheel heat dissipation device (100), comprising a housing (1), a heat dissipation cover (2) and a color wheel (3), wherein the housing (1) is provided with a first cavity (10) for accommodating an optical device, and a first opening (101) and a second opening (102) which are in communication with the first cavity (10) are provided in the housing (1); the heat dissipation cover (2) covers the housing (1) and encircles a second cavity (20) together with the housing (1), and the second cavity (20) is in communication with the first cavity (10) by means of the first opening (101) and the second opening (102); and the color wheel (3) comprises a color wheel body (31), the color wheel body (31) spans the first cavity (10) and the second cavity (20) via the first opening (101), and a first part (311) of the color wheel body (31) accommodated inside the first cavity (10) and a second part (312) of the color wheel body accommodated inside the second cavity (20) are asymmetrically arranged. Provided is a projection apparatus using the color wheel heat dissipation device (100). Compared with the related art, the color wheel heat dissipation device (100) and the projection apparatus have simple structures and a good heat dissipation effect.

Classes IPC  ?

  • G03B 21/16 - Refroidissement; Prévention de la surchauffe
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

78.

DRIVING CIRCUIT, POWER CIRCUIT AND PROJECTION DEVICE

      
Numéro d'application CN2020142132
Numéro de publication 2021/179769
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Huang, Guosheng
  • Lin, Yiming

Abrégé

Provided are a driving circuit, a power circuit and a projection device. The driving circuit is used for driving an N-MOS transistor in a switching power source circuit, wherein the N-MOS is used for controlling the switching on and off of a light source. The driving circuit comprises an energy storage element; a current path, which connects the energy storage element to the switching power source circuit, and is configured to charge the energy storage element by using the switching power source circuit during the working of the switching power source circuit; and a switching circuit, wherein one end thereof is connected between the current path and the energy storage element, and the other end thereof is connected to a gate electrode of the N-MOS transistor; and a control end of the switching circuit is connected to the energy storage element and is configured to drive the N-MOS transistor by using a charging voltage of the energy storage element. The driving circuit provided in the embodiments of the present application has a simple circuit structure, low design difficulty and low cost, and the area of the circuit can be effectively reduced, and miniaturization of products is facilitated, thereby improving the competitiveness of the products.

Classes IPC  ?

  • H02M 1/08 - Circuits spécialement adaptés à la production d'une tension de commande pour les dispositifs à semi-conducteurs incorporés dans des convertisseurs statiques
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

79.

WAVELENGTH CONVERSION APPARATUS, LIGHT SOURCE SYSTEM AND PROJECTION DEVICE

      
Numéro d'application CN2020142134
Numéro de publication 2021/179770
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-16
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Yang, Bingke
  • Li, Yi

Abrégé

A wavelength conversion apparatus (107), comprising a first section (A) and a second section (B), wherein at least one inclined reflection slope (1071) is provided on the first section (A), and is used to receive incident light incident on the first section (A) and make reflected outgoing light exit on an optical path different from that of the incident light by means of the inclined reflection slope (1071); and the second section (B) is provided with a wavelength conversion material, which is used to receive incident light incident on the second section (B), and emit outgoing light the wavelength of which is different from that of the incident light. Thus, the light incident on the first section (A) and then reflected, and the light emitted from the second section (B) may be emitted from the wavelength conversion apparatus (107) on different optical paths, and thus a rear optical path may be designed separately for the light reflected by the first section (A) and the light emitted from the second section (B), which makes the optical path structure more flexible and more adaptable.

Classes IPC  ?

80.

PROJECTION SYSTEM AND METHOD FOR ADJUSTING PROJECTION SCREEN

      
Numéro d'application CN2020142128
Numéro de publication 2021/174989
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-10
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Yu, Xin
  • Deng, Yueci
  • Li, Yi

Abrégé

A projection system, comprising a projection screen (100), two or more than two screen frames (200), and a projector (300). Each screen frame (200) comprises a support member (210), a sliding block (230), and a drive controller (250). The sliding block (230) is fixedly connected onto the projection screen (100), and is movably connected to the support member (210). The drive controller (250) drives the sliding block (230) to move to generate a tractive force on the projection screen (100). The projector (300) is used for acquiring, by means of a camera (330), a projection image (303) formed when a screen adjustment feature pattern (301) is projected to the projection screen (100), generating adjustment parameters of the two or more than two screen frames (200) according to the reference value comparison of the projection image (303) and the screen adjustment feature pattern (301), and sending same to the drive controller (250), so that the drive controller (250) is driven to determine, according to the adjustment parameters, whether the fixing and installation of the projection screen (100) are smooth, and according to the adjustment parameters, the sliding block (230) moves to generate a tractive force on the projection screen (100), and thus the projection screen (100) is fixed and installed on the wall surface smoothly, achieving the optimal projection effect and facilitating improving the user viewing experience. Also provided is a method for adjusting the projection screen (100).

Classes IPC  ?

  • G03B 21/56 - Ecrans de projection
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

81.

MULTI-LEAKAGE-PROOF CLOSED LIQUID CONTAINER

      
Numéro d'application CN2020142129
Numéro de publication 2021/174990
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-10
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Wang, Zeqin
  • Wen, Xinbo
  • Li, Yi

Abrégé

A multi-leakage-proof closed liquid container, comprising an opening (1), a stopper (2), and a cap (3). The stopper (2) comprises a stopper side edge portion (21) and a fitting surface (22); the stopper side edge portion (21) is used for fitting with an opening inner wall (12) to form a primary seal for the opening (1); the cap (3) comprises a cover surface (31) facing the fitting surface (22); protrusions (32) are provided on the cover surface (31); the protrusions (32) correspond to recesses (23) of the fitting surface (22); when the cap (3) covers the opening (1), a secondary seal for the opening (1) is formed; the protrusions (32) abut against the recesses (23) to generate a pressing force; the stopper side edge portion (21) is tightly fitted with the opening inner wall (12) by means of the pressing force to form a tertiary seal for the opening (1).

Classes IPC  ?

  • B65D 41/04 - Capuchons ou couvercles en forme de capuchons filetés ou similaires, fixés par rotation
  • B65D 39/02 - Fermetures à disques
  • B65D 39/04 - Bouchons en forme de godet ou avec éléments creux à rebords analogues
  • B65D 41/28 - Capuchons combinés avec des bouchons

82.

TRANSPARENT REAR PROJECTION SCREEN AND PROJECTION SYSTEM

      
Numéro d'application CN2020142126
Numéro de publication 2021/174988
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-10
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Hu, Fei
  • Wang, Lin
  • Li, Yi

Abrégé

A transparent rear projection screen (10) and a projection system (100). The transparent rear projection screen (10) comprises an optically transmissive layer (1) made of a transparent material and multiple diffusion layers (2) provided in the optically transmissive layer (1) and spaced apart from one another. The optically transmissive layer (1) comprises a projection surface (11) and a viewing surface (12) arranged opposite to the projection surface (11). The diffusion layers (2) are configured inclined downwardly from the projection surface (11) to the viewing surface (12). Incident light (3) enters the diffusion layers (2) via the projection surface (11). An angle at which the incident light (3) is to exit is changed after the incident light has been scattered by the diffusion layers (3), and then the incident light exits via the viewing surface (12). Compared with the prior art, when no incident light (3) enters the transparent rear projection screen (10) and the projection system (100), the transparent rear projection screen (10) is transparent to a viewer.

Classes IPC  ?

  • G03B 21/56 - Ecrans de projection
  • G09F 19/18 - Moyens de publicité ou de présentation non prévus ailleurs utilisant des effets optiques particuliers comportant l'utilisation de moyens de projection optique, p.ex. projection d'images sur les nuages

83.

PROJECTOR

      
Numéro d'application CN2020142119
Numéro de publication 2021/169593
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Guo, Zuqiang
  • Gu, Jiaqi
  • Li, Yi

Abrégé

The present invention provides a projector, comprising a laser fluorescence light source and a color separation optical system. A light beam emitted by the laser fluorescence light source forms a discontinuous spectrum, the discontinuous spectrum comprises a first waveband and a second waveband which are separated from each other, and a lightless waveband is formed between the first waveband and the second waveband; the color separation optical system comprises a first dichroic mirror, the first dichroic mirror has set spectral characteristics, a transition spectrum section between a reflection spectrum section and a transmission spectrum section in the spectral characteristics corresponds to the lightless waveband, and the first dichroic mirror separates the light beam emitted by the laser fluorescence light source into first colored light and second colored light by means of the spectral characteristics. According to the projector provided by the present application, a set spectrum of the first dichroic mirror corresponds to the lightless waveband of the laser fluorescence light beam, so that the influence of spectrum drift on an actual light splitting result is reduced, the monochromatic field uniformity of the first colored light after light splitting is ensured, and the color of the light beam transmitted by the projector is more uniform.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs
  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails
  • G03B 21/20 - Boîtes à lumière

84.

FLEXIBLE SCREEN SUPPORTING STRUCTURE

      
Numéro d'application CN2020142121
Numéro de publication 2021/169595
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s) Zhao, Zhenyu

Abrégé

A flexible screen supporting structure (100), comprising a flexible display screen (1), an upper crossbeam (2) fixedly provided at the upper end of the flexible display screen (1), a lower crossbeam (3) fixedly provided at the lower end of the flexible display screen (1), and a supporting structure (4) supporting the back of the flexible display screen (1). The supporting structure (4) comprises multiple supporting units (40) that can be freely connected, and the multiple supporting units (40) can be freely combined and connected end to end according to different regions of the flexible display screen (1) to form the supporting structure (4). Compared with the prior art, the flexible screen supporting structure (100) is lightweight and has strong applicability.

Classes IPC  ?

85.

TRANSPARENT PROJECTION SCREEN, AND MANUFACTURING METHOD FOR SAME

      
Numéro d'application CN2020142124
Numéro de publication 2021/169597
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Hongxiu
  • Lu, Zhiyi
  • Wang, Lin
  • Li, Yi

Abrégé

A transparent projection screen (100) and a manufacturing method for same. The transparent projection screen (100) is used to receive projection light (200) and transmit ambient light (300), and comprises a first substrate layer (51), a Fresnel structure layer (10), a surface diffusion layer (20), a nano metal plating layer (30), and a binding adhesive layer (40). The Fresnel structure layer (10) is disposed on the first substrate layer (51), and comprises a prism surface (11). The surface diffusion layer (20) is disposed on at least a portion of the prism surface (11). The nano metal plating layer (300) is disposed on the surface diffusion layer (20). The binding adhesive layer (40) is disposed on the nano metal plating layer (30), and fills and levels the prism surface (11). The projection light (200) passes through the first substrate layer (51) and is incident on the prism surface (11) and then reflected thereby. The ambient light (300) sequentially passes through the binding adhesive layer (40), the nano metal plating layer (30), the surface diffusion layer (20), and the first substrate layer (51), and is emitted. The transparent projection screen (100) is applicable to ultra short throw projection, can greatly save on space required for projection, enables clear image projection while maintaining superior transparency, and provides a certain gain and field of view.

Classes IPC  ?

  • G03B 21/625 - Ecrans de projection caractérisés par la nature de la surface Écrans translucides Écrans translucides lenticulaires

86.

PROJECTION DISPLAY CONTROL METHOD, ADJUSTMENT APPARATUS AND PROJECTION APPARATUS

      
Numéro d'application CN2020142120
Numéro de publication 2021/169594
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Huang, Guosheng
  • Wu, Chao

Abrégé

A projection display control method, an adjustment apparatus (30, 41) and a projection apparatus (40). Said method comprises: receiving continuous multi-frame image information, and acquiring, according to the continuous multi-frame image information, a dynamic color mode corresponding to the continuous multi-frame image information; acquiring, according to the dynamic color mode, a driving current adjustment proportion and a brightness compensation proportion which match the dynamic color mode; according to the driving current adjustment proportion, increasing a driving current corresponding to a first color in the information to a first current range, and decreasing a driving current corresponding to a second color to a second current range; and adjusting, according to the brightness compensation proportion, gray scale information corresponding to the first color and the second color in the continuous multi-frame image information. By means of said method, the display brightness of the first color can be improved, and the display effect of the projection apparatus (40) can be improved.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G09G 3/00 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques
  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

87.

RADIO FREQUENCY LINK WORKING STATE MEASUREMENT METHOD, RELATED MEASUREMENT APPARATUS, AND SYSTEM

      
Numéro d'application CN2020142122
Numéro de publication 2021/169596
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-09-02
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s) Ye, Luxin

Abrégé

The present invention provides a radio frequency link working state measurement method, comprising the following steps: step S1, using a first port of a directional coupler to receive a radio frequency signal, outputting and sending the radio frequency signal to a radio frequency antenna by means of a second port of the directional coupler, using the radio frequency signal and outputting a first reflected wave signal by means of a third port of the directional coupler, and using the first reflected wave signal and outputting a second reflected wave signal by means of a fourth port of the directional coupler; a measurement circuit receives the first reflected wave signal and measures the power of an incident wave from the first port by means of the first reflected wave signal, and a working state of a radio frequency front end circuit is determined according to the power of the incident wave from the first port; wherein, the radio frequency front end circuit comprises a radio frequency front end chip and a front end matching circuit. The present invention further provides a radio frequency link measurement apparatus and a radio frequency link system. Compared to related technology, a technical solution utilizing the present invention monitors the working state of a radio frequency link in real time and has high product reliability.

Classes IPC  ?

88.

PROJECTION SCREEN STRUCTURE

      
Numéro d'application CN2020142115
Numéro de publication 2021/164439
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-08-26
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Tang, Zeda
  • Li, Shijie
  • Zhao, Zhenyu
  • Wang, Lin

Abrégé

Disclosed is a projection screen structure (100), comprising a projection screen (110), an upper frame (120) and an installation connecting member (130), wherein the projection screen (110) is fixedly installed on a preset installation plane by means of the installation connecting member (130); the upper frame (120) comprises a first installation surface (121) and a second installation surface (122) arranged opposite the first installation surface (121), the first installation surface (121) is used for being installed on the upper edge of the projection screen (110) in a matching manner, and the second installation surface (122) is bent backwards to form an installation groove (124); the installation connecting member (130) comprises a fixing part (132), a supporting part (131) and a connecting part for connecting the fixing part (132) and the supporting part (131), the fixing part (132) is fixedly installed at a preset installation position of the installation plane, and the supporting part (131) and the installation groove (124) provided by bending the second installation surface (122) of the upper frame (120) are installed in a limiting and clamping manner. The installation groove (124) of the upper frame (120) and the supporting part (131) of the installation connecting member (130) fixed to the installation plane are installed in a limiting manner to achieve the aim of simplifying installation steps; in addition, the projection screen (110) can be curled by means of the upper frame (120), and therefore the projection screen (110) can be conveniently transported.

Classes IPC  ?

89.

PROJECTION DEVICE, PROJECTION SYSTEM AND PROJECTION METHOD

      
Numéro d'application CN2020142117
Numéro de publication 2021/164440
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-08-26
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s) Zhang, Xianpeng

Abrégé

A projection device (10), a projection system and a projection method. The projection device (10) comprises a non-visible light source (110), a visible light source (120), an imaging means (200) and a projection means (300); the imaging means (200) is provided on a path of the non-visible light source (110) and is used for performing imaging processing on non-visible light so as to form a non-visible light feature image; and the projection means (300) is used for receiving the non-visible light feature image, and projecting the non-visible light feature image onto a projection plane so as to form a feature projection image, is also used for forming a visible light image and projecting same onto the projection plane, and is also used for receiving monitoring information of the feature projection image, and adjusting a projection state of the visible light image on the projection plane. The adjustment of projection states of projection images is not affected by an external environment, thereby reducing the effect of a working environment on the adjustment of the projection state of the projection device (10). When multiple projection devices (10) are involved in cooperative projection, the effect of the external environment on establishment of multiple projection devices (10) cooperating with each other can be reduced, thereby improving the overall working efficiency.

Classes IPC  ?

  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires

90.

PROJECTION SYSTEM

      
Numéro d'application CN2020142118
Numéro de publication 2021/164441
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-08-26
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Wu, Chao
  • Wu, Wenhao
  • Yu, Xin
  • Hu, Fei

Abrégé

Embodiments of the present application relate to the technical field of illumination and display, and provides a projection system. The projection system comprises: a light emitting device, configured to emit a first timing light beam transmitted along a first optical channel and a second timing light beam transmitted along a second optical channel, wherein the first timing light beam and the second timing light beam each comprise light beams of a plurality of wave bands arranged periodically, and the wave bands of the first timing light beam and the second timing light beam at a same time are different; a first spatial light modulator, provided on the first optical channel and configured to modulate the first timing light beam into first projected image light; a second spatial light modulator, provided on the second optical channel and configured to modulate the second timing light beam into second projected image light; and a light combining device, configured to combine the first projected image light and the second projected image light, wherein the combined first projected image light and second projected image light are relatively offset by a preset distance. The picture resolution and the picture quality stability can be increased.

Classes IPC  ?

  • H04N 9/31 - Dispositifs de projection pour la présentation d'images en couleurs

91.

PROJECTION SCREEN DEVICE

      
Numéro d'application CN2020142114
Numéro de publication 2021/159887
Statut Délivré - en vigueur
Date de dépôt 2020-12-31
Date de publication 2021-08-19
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Li, Shijie
  • Tang, Zeda
  • Zhao, Zhenyu
  • Wang, Lin
  • Hu, Fei

Abrégé

A projection screen device (300), comprising a projection screen (200) and a screen fixing and adjusting device (100). The screen fixing and adjusting device (100) comprises a screen fixing mechanism (1) and a connecting and adjusting mechanism (2); the connecting and adjusting mechanism (2) is used for adjusting the displacement of the screen fixing mechanism (1) in a second direction so as to adjust the displacement of the projection screen (200) in the second direction, and the connecting and adjusting mechanism (2) is provided with an elongate first waist-shaped hole (2211) extending in a third direction; the screen fixing mechanism (1) comprises an angle clamp (11) abutting against the projection screen (200) and a connecting piece (12) extending in a direction from the angle clamp (11) to the connecting and adjusting mechanism (2). The connecting piece (12) is inserted into the first waist-shaped hole (2211) to form sliding connection for adjusting the displacement of the projection screen (200) in a first direction and the third direction. The first direction is perpendicular to the projection screen (200), and every two of the first direction, the second direction and the third direction are perpendicular to each other. The projection screen device (300) has the advantages of being adjustable in three-dimensional degrees of freedom, capable of adjusting the flatness of the whole screen, light in weight and easy to transport and install.

Classes IPC  ?

92.

SCREEN AND PREPARATION METHOD THEREFOR, AND PROJECTION SYSTEM

      
Numéro d'application CN2020137118
Numéro de publication 2021/147577
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-29
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Wang, Lin
  • Tang, Xiaofeng
  • Hu, Fei

Abrégé

Disclosed are a screen (100) and a preparation method therefor, and a projection system. The screen (100) comprises a substrate (110); a surface diffusion layer (120) arranged on the surface of one side of the substrate (110); a Fresnel layer (130) arranged on the surface of the side of the substrate (110) that is away from the surface diffusion layer (120); and a projection reflection layer (140) arranged on the surface of the side of the Fresnel layer (130) that is away from the substrate (110), wherein the materials of the projection reflection layer (140) include a reflecting material and an absorbing material, and/or the Fresnel layer (130) comprises a plurality of microstructure units (131), and the plurality of microstructure units (131) are sequentially arranged outwards based on the same center of a circle. The gain and the ambient light contrast resistance of the screen (100) can thus be improved.

Classes IPC  ?

  • G03B 21/60 - Ecrans de projection caractérisés par la nature de la surface

93.

PROJECTOR APPARATUS HOLDER DEVICE

      
Numéro d'application CN2020137107
Numéro de publication 2021/143437
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhang, Kuo
  • Hu, Fei

Abrégé

A projector apparatus holder device (100) comprising a base plate (12), a first sliding rod assembly (2), a second sliding rod assembly (3), and a holder component (4). The base plate (12) is provided with a main body (121) and a support platform (122), and is provided with a first sliding hole (1201) passing through the main body (121) in a first direction and a second sliding hole (1202) passing through the support platform (122) in a second direction. The first sliding rod assembly (2) comprises a first sliding rod (21) and a drive assembly (22). The first sliding rod (21) comprises a first rod member (211) and a first inclined surface (212), and the first rod member (211) is connected to the drive assembly (22). The second sliding rod assembly (3) comprises a second sliding rod (31) and a connection head (32) that are supported within the second sliding hole (1202), the second sliding rod (31) comprises a second rod member (311) and a second inclined surface (312), and the connection head (32) is connected to the second rod member (311) and the holder component (4). The drive assembly (22) drives the first sliding rod (21) to slide relative to the support platform (122) in the first direction, and the second sliding rod (31) slides, under the action of an external force, relative to the base plate (12) in the second direction, such that the first inclined surface (212) presses against or is separated from the second inclined surface (312). The projector apparatus holder device is easy to adjust and convenient to install.

Classes IPC  ?

  • F16M 11/04 - Moyens pour la fixation des appareils; Moyens permettant le réglage des appareils par rapport au banc
  • F16M 11/14 - Moyens pour la fixation des appareils; Moyens permettant le réglage des appareils par rapport au banc permettant la rotation dans plus d'une direction avec articulation à rotule
  • F16M 11/18 - Têtes des supports avec mécanisme déplaçant les appareils par rapport au banc
  • F16M 13/02 - Autres supports ou appuis pour positionner les appareils ou les objets; Moyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par un autre objet ou lui être fixé, p.ex. à un arbre, une grille, un châssis de fenêtre, une bicyclette
  • G03B 21/54 - Accessoires

94.

WAVELENGTH CONVERSION DEVICE, LIGHT SOURCE DEVICE, AND PROJECTION SYSTEM

      
Numéro d'application CN2020137108
Numéro de publication 2021/143438
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Guo, Zuqiang
  • Yang, Bingke
  • Wang, Zeqin
  • Li, Yi

Abrégé

Provided is a light source device (10a, 10b, 10c, 10d, 10e), comprising a light source (100), a wavelength conversion device (500), and a dichroic sheet (300). The light source (100) is used for emitting exciting light, and the wavelength conversion device (500) comprises a fluorescent color segment (512) for converting the incident exciting light into excited light. The dichroic sheet (300) is arranged between the light source (100) and the wavelength conversion device (500), is used for guiding the exciting light emitted by the light source (100) to the wavelength conversion device (500) and for receiving the excited light that is emitted by the wavelength conversion device (500) and exciting light that is not converted, and is also used for guiding the excited light to a subsequent light path and guiding the exciting light that is not converted to exit from other paths. The light source device (10a, 10b, 10c, 10d, 10e) can achieve high brightness and good color output without using a color correction sheet. In addition, a wavelength conversion device (500) and a projection system (1) are further provided.

Classes IPC  ?

95.

LIGHT SOURCE MODULATION SYSTEM AND METHOD, AND LIGHT SOURCE SYSTEM

      
Numéro d'application CN2020137113
Numéro de publication 2021/143441
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Peng
  • Wu, Chao
  • Yu, Xin
  • Li, Yi

Abrégé

Disclosed are a light source modulation system and method, and a light source system. The light source modulation system comprises a first spatial light modulator (201), a light splitting element (202), a second spatial light modulator (204) and a light combining element (205), wherein the first spatial light modulator (201) is used for modulating the incident light from a light source to form first image light and generate OFF light; the light splitting element (202) is used for separating light paths of the first image light and the OFF light, guiding the first image light to the light combining element (205), and guiding the OFF light to the second spatial light modulator (204); the second spatial light modulator (204) modulates the OFF light to form second image light; and the light combining element (205) combines the first image light and the second image light. According to the light source modulation system and method, the OFF light generated by the first spatial light modulator (201) is fully utilized, such that the image brightness and the light energy utilization efficiency are thus improved.

Classes IPC  ?

  • G03B 21/20 - Boîtes à lumière
  • G03B 21/00 - Projecteurs ou visionneuses du type par projection; Leurs accessoires

96.

PROJECTOR

      
Numéro d'application CN2020137115
Numéro de publication 2021/143443
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Liu, Xian
  • Tang, Huabin
  • Yu, Xin
  • Li, Yi

Abrégé

A projector, the projector comprising: a lens (30); a projector housing body (10), provided with an opening, the lens (30) being located in the projector housing body (10); and a projector housing cover body (20), fixedly connected to the opening to cover the lens, a transparent body (23) being provided on the projector housing cover body (20) and used for transmitting light beams emitted by the lens (30). The projector can reduce the contamination to the lens (30) by impurities such as dust, improving the imaging quality, reliability and service life of the projector.

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails

97.

LIGHT SOURCE DEVICE AND PROJECTION APPARATUS

      
Numéro d'application CN2020137117
Numéro de publication 2021/143445
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Chen, Chen
  • Hu, Fei
  • Mo, Meini
  • Li, Yi

Abrégé

Provided is a light source device (100), comprising: a light source (10) for emitting first excitation light (L1); a wavelength conversion device (20), the wavelength conversion device (20) comprising a wavelength conversion zone and a non-wavelength conversion zone, the wavelength conversion zone absorbing the first excitation light (L1) and emitting excited light (L3), and the non-wavelength conversion zone receiving the first excitation light (L1) and then emitting second excitation light (L2); a light combination device (40), which is arranged between the light source (10) and the wavelength conversion device (20), is used for guiding the first excitation light (L1) to the wavelength conversion device (20), and is further used for guiding and emitting the excited light (L3) and the second excitation light (L2), which are emitted by the wavelength conversion device (20); an etendue control assembly (30) for controlling the etendue of the excited light (L3) and the second excitation light (L2), the etendue control assembly (30) comprising an aspheric lens (301); and/or a light beam adjustment element (60), which is arranged in an emergent light path of the light source (10) and used for adjusting the first excitation light (L1). A projection apparatus (200) is further provided.

Classes IPC  ?

98.

PROJECTION SCREEN AND PROJECTION SYSTEM

      
Numéro d'application CN2020137109
Numéro de publication 2021/143439
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Hu, Fei
  • Li, Shijie
  • Wang, Lin
  • Li, Yi

Abrégé

Disclosed in the present application is a projection screen. The projection screen at least comprises a diffusion layer, a reflection layer and a microstructure layer, wherein the reflection layer is arranged between the diffusion layer and the microstructure layer; the microstructure layer comprises a plurality of Fresnel structures; each of the Fresnel structures comprises a first face and a second face, and the reflection layer is partially formed on the first face of the Fresnel structure; and the diffusion layer is configured to input an incident projection light beam to the reflection layer, and the reflection layer reflects the projection light beam to a field-of-vision area. According to the above means, in the present application, the brightness gain and anti-ambient-light contrast consistency of the projection screen can be improved.

Classes IPC  ?

  • G03B 21/60 - Ecrans de projection caractérisés par la nature de la surface
  • G03B 21/62 - Ecrans de projection caractérisés par la nature de la surface Écrans translucides

99.

SCREEN INSTALLATION DEVICE

      
Numéro d'application CN2020137111
Numéro de publication 2021/143440
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Zhao, Zhenyu
  • Tang, Zeda

Abrégé

A screen installation device comprises a screen main body (200) and an automatic raising/lowering device (100) connected to the screen main body. The automatic raising/lowering device comprises: a supporting base (110); multiple supporting plates (120) provided at the supporting base, the multiple supporting plates being connected to one another by means of a hinge mechanism (140), and the supporting plate farthest from the supporting base being connected to the screen main body; and a driving device (130) connected to the hinge mechanism and used to drive the hinge mechanism to move. The device enables a screen to occupy a small space. Moreover, the screen in a non-operating state can be stored in the device, such that the screen will not be damaged easily, thereby ensuring display performance of the screen, and extending service life of the screen.

Classes IPC  ?

  • G03B 21/58 - Ecrans de projection de surface variable
  • F16M 11/38 - Infrastructure avec ou sans roues à hauteur ou longueur modifiables des pieds, avec utilisation possible pour le transport également par pliage

100.

SECURE PROCESSING BLOCK, AND PROJECTOR

      
Numéro d'application CN2020137114
Numéro de publication 2021/143442
Statut Délivré - en vigueur
Date de dépôt 2020-12-17
Date de publication 2021-07-22
Propriétaire APPOTRONICS CORPORATION LIMITED (Chine)
Inventeur(s)
  • Liu, Xian
  • Yu, Xin
  • Li, Yi

Abrégé

A secure processing block (100) and a projector. The secure processing block (100) comprises a protective casing (10) capable of preventing access to or probing of components within the secure processing block (100). An opening (120) for a cable to pass through is provided at a connection location of an upper cover plate (12) and a side cover plate (14) of the protective casing (10). A cable insertion hole component (20) is provided at the opening (120). The cable insertion hole component (20) comprises a cable support mechanism (22) and a cable pressing mechanism (24). The cable support mechanism (22) is connected to the upper cover plate (12) or the side cover plate (14) of the protective casing (10). A channel allowing a cable to pass therethrough is formed between the cable pressing mechanism (24) and the cable support mechanism (22), and the cable insertion hole component (20) and/or a cable passing therethrough block the opening (120). The invention provides the cable insertion hole component (20) to hold and secure a cable, and blocks the opening (120) through which the cable passes, such that the secure processing block (100) is capable of preventing the cable from being pulled or moved by an external force and preventing external probing of an internal condition of the secure processing block (100).

Classes IPC  ?

  • G03B 21/14 - Projecteurs ou visionneuses du type par projection; Leurs accessoires - Détails
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