A sound production device, comprising a basket, a magnetic circuit system, a voice coil, a diaphragm, a conductive connecting member, and a conductive supporting piece. The magnetic circuit system is connected to one end of the basket; a magnetic gap is formed in the magnetic circuit system; a hollow structure is formed in the voice coil; the voice coil is provided with an outer surface facing away from one side of the hollow structure; the diaphragm is connected to the other end of the basket; one end of the voice coil is connected to the diaphragm, and the other end of the voice coil is suspended in the magnetic gap; the conductive connecting member is arranged on the outer surface; the conductive supporting piece is a planar supporting piece and is used for transmitting an electrical signal to the voice coil; the conductive supporting piece comprises a fixing portion, an elastic arm, and a welding portion which are connected in sequence; the fixing portion is connected to the voice coil by means of the conductive connecting member; the elastic arm extends in the circumferential direction of the voice coil; the welding portion is connected to the basket. The sound production device aims to improve the acoustic performance of existing sound production devices and prolong the service life.
The present disclosure provides a key detection method and system, the method comprises: collecting voltage values of a key during a period from pressing to releasing according to a predetermined frequency, to obtain a voltage data set corresponding to the key; performing a curve fitting on the voltage values in the voltage data set and time to obtain a first fitting curve; obtaining a time set in which a derivative of the first fitting curve is zero, and comparing the time set with a first predetermined set to obtain a first comparison result; obtaining a positive and negative derivative set of each element in the time set within a predetermined range based on the first comparison result, and comparing it with a second predetermined set to obtain a second comparison result; determining current state information of the key based on the first comparison result and the second comparison result.
Disclosed are a wearable device and a button structure applied thereto, the button structure comprises: a housing provided with a mounting chamber, a movable chamber communicated with the mounting chamber and a button hole communicating with the movable chamber; a trigger assembly provided in the mounting chamber; a button assembly comprising a button lever and an operating member, the button lever is movably disposed in the movable chamber, a part thereof is inserted into the mounting chamber and corresponds to the trigger assembly, a rotating groove is provided at an end of the button lever away from the trigger assembly, the operating member has a spherical shape and is movably disposed in the button hole, a part thereof is rotatably accommodated in the rotating groove, the operating member is pressed to drive the button lever for triggering the trigger assembly; and/or is rotated for triggering the trigger assembly.
Embodiments of the present disclosure disclose a wristband device with switchable screen including: the screen; a middle frame provided with a roller which rotatable and a through hole for rotating the roller outside of the middle frame; a window frame body provided with a light transmitting window, wherein one side of the light transmitting window is provided with a light sensor assembly configured to detect a rotation of the roller and connected to a controller, and the other side of the light transmitting window is fixed to the middle frame, and the roller is located between the middle frame and the window frame body; a sealing member sealed between the window frame body and the middle frame, wherein the sealing member has an annular shape and surrounds a periphery of the through hole, to implement waterproof sealing between the through hole and an inside of the middle frame.
Disclosed are an information display method and a computer-readable storage medium. The method is applied to a headset device, the headset device communicates with a user terminal and a head-mounted device respectively through a Bluetooth multi-point connection function, and the method includes: receiving information to be displayed sent by the user terminal, where the information to be displayed is generated by the user terminal when it detects that information needs to be displayed in the headset device and is sent to the headset device; and sending the information to be displayed to the head-mounted device, to make the head-mounted device output and display the information to be displayed.
H04M 1/72412 - User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
H04M 1/72484 - User interfaces specially adapted for cordless or mobile telephones wherein functions are triggered by incoming communication events
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
6.
BONE CONDUCTION-BASED EATING MONITORING METHOD AND APPARATUS, TERMINAL DEVICE, AND MEDIUM
Provided are a bone conduction-based eating monitoring method and apparatus, a terminal device, and a storage medium, the method including monitoring, by means of smart glasses, a chewing behavior for food being eaten to obtain a vibration signal of skull related to the chewing behavior; counting the number of chews according to the vibration signal to obtain the number of consecutive chews; and if the number of consecutive chews does not reach a target number of chews and the chewing behavior of a user terminates, sending first prompt information; if the number of consecutive chews reaches the target number of chews, sending second prompt information.
Disclosed in some embodiments are an image display method and system, a display device, a head-mounted display device, and a medium. The method includes: comparing grayscale values of pixel points of a current image with grayscale values of pixel points of a preset grayscale image to obtain first comparison results, and comparing grayscale values of pixel points of the next frame of image of the current image with the grayscale values of the pixel points of the preset grayscale image to obtain second comparison results; comparing the first comparison result and the second comparison result corresponding to the pixel points at the same position to obtain a pixel point needing to be adjusted; and when the display of the current image is completed, flipping a liquid crystal at the pixel point needing to be adjusted, such that the pixel point needing to be adjusted reaches a target grayscale value.
G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
8.
FRAME RATE CHANGING METHOD, SYSTEM AND DEVICE FOR AUGMENTED REALITY DEVICE AND STORAGE MEDIUM
A frame rate changing method for an augmented reality device, including: obtaining scenario information of the augmented reality device, the scenario information comprising at least one of an external environment image, a virtual image, and an attitude parameter of the augmented reality device; when the scenario information changes, obtaining a target frame rate of the augmented reality device according to change information of the scenario information; and updating a frame rate of the augmented reality device according to the target frame rate, to display target content at the target frame rate. The present disclose realizes dynamic updating of the refresh frame rate of the augmented reality device, which is facilitate to reducing the system power consumption of the augmented reality device.
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Xiong, Jianghao
Zhan, Tao
Li, Kun
Wu, Shin-Tson
Abstract
Here discloses a method for duplicating a hologram and a hologram optical element. The method comprises: preparing a master with a master hologram; preparing a sample with coated photoalignment material layer above the master; and irradiating a recording light through the sample to the master, so that at least one portion of the recording light is reflected by the master as an object light carrying the master hologram information, and so that the object light and the recording light are interfered at the photoalignment material layer to produce a duplicated hologram in the photoalignment material layer.
A wireless electronic device, a method for transmitting wireless signals, and a method for receiving wireless signals. The wireless electronic device comprises: RF circuitry configured to transmit/receive first electronic signals to/from an first antenna, via first RF front-end circuitry and communication circuitry; the first RF front-end circuitry configured to amplify the first electronic signals; the first antenna electrically connected to first RF front-end circuitry and configured to implement conversion between the first electronic signals and first wireless signals; and the communication circuitry electrically connected between the RF circuitry and the first RF front-end circuitry. An insertion loss of the first electronic signals on the communication circuitry is larger than an insertion loss of the first electronic signals between the first antenna and the first RF front-end circuitry, when the first electronic signals are transmitted between the first antenna and the RF circuitry.
A VR scene switching method applied to a VR head-mounted equipment is disclosed. The method is applied to a VR head-mounted equipment equipped with a camera. The VR scene switching method comprises: collecting a real environment picture using the camera, and generating a real scene content added with a scene switching element according to the real environment picture; displaying the real scene content on a display screen of the VR head-mounted equipment; judging whether a control instruction of entering a virtual scene is received; if yes, displaying a transition animation on the display screen of the VR head-mounted equipment, wherein the transition animation comprises a process that a user enters the virtual scene via the scene switching element; and displaying the virtual scene content on the display screen of the VR head-mounted equipment.
A defect detection method and apparatus and an electronic device are disclosed. The method comprises: acquiring an image of an object to be detected (S1100); acquiring brightness information of pixels in the image (S1200); and acquiring appearance defect information of the object to be detected based on the brightness information (S1300), wherein the appearance defect information represents defects existing in an appearance of the object to be detected. This method enables the electronic device to quickly and accurately obtain the appearance defect information of the object to be detected, thereby saving human labor and improving the user experience.
Disclosed in the present invention are an exciter and an electronic device. The exciter comprises a housing, a plurality of driving members, and a plurality of rotating parts; the housing is provided with a mounting cavity and a first side wall; the plurality of driving members are arranged at intervals in the mounting cavity; there are an even number of driving members; at least one rotating part is connected to an output end of each driving member and eccentrically arranged; there are an even number of rotating parts; and two of the driving members synchronously drive two of the rotating parts to rotate, so that the two rotating parts simultaneously hit the first side wall. The present invention aims to provide an exciter which has a simple structure and can generate a strong and clear force. The exciter not only simplifies the structure, but also can realize high-speed continuous action and generate a strong and clear force.
B06B 1/16 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
Disclosed in the present invention are an exciter and an electronic device. The exciter comprises a housing, a driving member, and a rotating part; the housing is provided with a mounting cavity; the housing is provided with a first side wall and a second side wall which are arranged at an included angle; the driving member is arranged in the mounting cavity; the rotating part is connected to an output end of the driving member and is eccentrically arranged; the driving member drives the rotating part to rotate so as to impact the first side wall or the second side wall and form an impact point on the first side wall or the second side wall; and the impact point does not coincide with the center of mass of the exciter. The present invention aims to provide an exciter capable of generating a force feeling in the rotation direction. The exciter not only achieves structure simplification, but also can implement high-speed continuous actions and generate a strong and clear force feeling.
B06B 1/16 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Li, Yannanqi
Xiong, Jianghao
Yang, Qian
Li, Kun
Wu, Shin-Tson
Abstract
Here discloses an optical display system and an electronics device. The optical display system comprises: image-generating display; controllable polarization rotator module, which receives light from the image-generating display and outputs the light into polarized light with a first polarization and/or a second polarization under control; a first reflective lens, which reflects the polarized light with a first polarization to a pupil of an observer; and a second reflective lens, which reflects the polarized light with a second polarization to the pupil, wherein the first reflective lens and the second reflective lens have different optical powers to produce image planes at different depths.
Disclosed in the present invention are an exciter and an electronic device. The exciter comprises a housing, a first rotating assembly, a second rotating assembly, a third rotating assembly and a fourth rotating assembly; the housing has a mounting chamber, and a first side wall and a second side wall which are opposite to each other; the housing is further provided with a first partition plate and a second partition plate, the first partition plate partitioning the mounting chamber into a first chamber and a second chamber, and the second partition plate being located in the second chamber and partitioning the second chamber into a first sub-chamber and a second sub-chamber; and the first rotating assembly and the fourth rotating assembly are arranged in the first chamber at intervals, the second rotating assembly is arranged in the first sub-chamber, and the third rotating assembly is arranged in the second sub-chamber. The present invention aims to provide an exciter capable of generating a sense of force in a rotating direction. The exciter not only simplifies the structure, but also can achieve high-speed continuous operations, thus generating a strong and clear sense of force.
B06B 1/16 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
Disclosed in the present invention are an exciter and an electronic device. The exciter comprises a housing and two first rotating assemblies. The housing is provided with a mounting cavity, and a first side wall and a second side wall which are opposite to each other. The housing is further provided with a first partition plate connected to the first side wall and the second side wall. The first partition plate divides the mounting cavity into a first cavity and a second cavity. One first rotating assembly is arranged in the first cavity, and the other first rotating assembly is arranged in the second cavity. Each first rotating assembly comprises a first driving member and a first rotating part, and the first rotating part is connected to the output end of the first driving member and is eccentrically arranged. The two first driving members synchronously drive the two first rotating parts to rotate, so that the two first rotating parts impact on the first partition plate simultaneously or respectively impact on the first side wall and the second side wall simultaneously. The present invention aims to provide an exciter capable of generating a sense of force in a rotational direction. The exciter not only simplifies the structure, but also can achieve high-speed continuous operation, generating a strong and clear sense of force.
B06B 1/16 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
18.
CONNECTOR, ANTENNA ASSEMBLY, AND GLASS STYLE AR DEVICE
A connector for connecting an antenna and a cable, an antenna assembly and a glass style AR device are provided. The connector comprises a first clamper for clamping the antenna, a second clamper for clamping the cable. The antenna and the cable are electrically connected to each other when the antenna and the cable are clamped by the first clamper and the second clamper respectively. In this way, the antenna and the cable can be electrically connected to each other by the connector, which is simple for connecting, with no damage to base material of the antenna and low cost.
Disclosed are a sound-producing apparatus, a calibration method for the sound-producing apparatus, and a sound-producing unit. The sound-producing apparatus includes two sound-producing units; each of the sound-producing units includes a cavity, a sound-producing unit body and an adjusting apparatus; the sound-producing unit body is provided in the cavity, and the cavity is separated into a front cavity and a rear cavity; the adjusting apparatus includes an adjusting plate and a driving portion; and one end of the adjusting plate is rotatably provided on an inner wall of the rear cavity, and the driving portion is configured to drive the adjusting plate to move so as to adjust an effective volume of the rear cavity.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
A molded article for LDS antenna, an antenna assembly, a mobile device, a method for manufacturing the antenna assembly, and a molding tooling for the article are provided. The molded article includes a first surface; a second surface opposite to the first surface and parallel to the first surface; and a supporting structure extending from the first surface to the second surface. The supporting structure comprises a trench penetrating the first surface and extending along a first direction, the trench is exposed from at least one side wall of the supporting structure, and an end face of the trench in the first direction is at a distance from the second surface.
Disclosed are a proximity sensor, a method for sensing proximity of a wireless device to a body part of a user, and a wireless device. The proximity sensor includes an antenna electrode and detecting circuitry. The antenna electrode serves as at least a part of an antenna of the wireless device. The detecting circuitry is electrically coupled to the antenna electrode, and is configured to detect an electrical parameter of the antenna electrode and output an operating signal based on the electrical parameter. A distance between the antenna electrode and a body part of a user is determined based on the operating signal.
G01D 5/24 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
H01Q 1/24 - Supports; Mounting means by structural association with other equipment or articles with receiving set
H03K 17/955 - Proximity switches using a capacitive detector
An antenna structure and an electronic wearable device are provided. The antenna structure includes an antenna element, a grounding plate and a grounded element. The grounded element is electrically connected to the grounding plate to ground. The antenna element is mounted to the grounding plate, and is configured to transmit and receive wireless signals in a first wavelength band of a first wireless communication standard, and couple with the grounded element to transmit and receive wireless signals in a second wavelength band of a second wireless communication standard, where the first wavelength band is different from the second wavelength band.
H01Q 5/328 - Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors between a radiating element and ground
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Luo, Zhenyi
Li, Yannanqi
Wu, Shin-Tson
Rao, Yi
Abstract
An optical imaging system and an imaging device are disclosed. The optical imaging system includes: a display assembly, which outputs lights of an image; a lens assembly, which enlarges the image; a polarization converter, wherein the polarization converter is a frequency-dependent polarization converter, which can convert the lights of a first frequency to a first polarization and convert the lights of a second frequency to a second polarization; and an aberration-correcting optical assembly, which is a polarization-dependent planar optics assembly.
A loudspeaker and an electronic system are disclosed. The loudspeaker includes a base, a loudspeaker body and a first driver. The loudspeaker body is disposed on the base and defines an up and down direction of the loudspeaker, and the loudspeaker body is rotatable around the up and down direction with respect to the base. The first driver can drive the loudspeaker body to rotate with respect to the base.
Disclosed are a calibration method, an apparatus, a device and a system for a head-mounted display device, and a computer-readable storage medium. The calibration method includes: obtaining a three dimensional (3D) point coordinate corresponding to a target calibration graphic card image; the target calibration graphic card image includes an image of a calibration graphic card, and the target calibration graphic card image is an image captured by a positioning assembly in response to that a preset image of the calibration graphic card projected by an optical engine on a see-through display coincides with a real calibration graphic card under a perspective of a wearer of the head-mounted display device; determining a corresponding relationship between a projection coordinate system of the optical engine and a coordinate system of the positioning assembly according to the 3D point coordinate; and calibrating display content of the head-mounted display device according to the corresponding relationship.
Disclosed are a calibration control method for a speaker, an apparatus, a device, and a readable storage medium. The calibration control method for the speaker includes: obtaining real-time inertial measurement unit (IMU) data of the speaker, and determining whether the speaker is subject to an external force interference according to the real-time IMU data; in response to determining that the speaker is subject to the external force interference, detecting a current attitude inclination of the speaker when the external force interference is eliminated, and comparing the current attitude inclination with a pre-stored reference attitude inclination to obtain an inclination change value; and in response to the inclination change value being greater than a preset inclination threshold, performing a rotation calibration operation on the IMU module in the speaker
The disclosure discloses a display system, display glasses and a display system control method. The display system includes an eyeglass, a first optical engine, a light guide, and a light receiver. The eyeglass includes a first display area and a non-display area. Imaging light emitted from the first optical engine is received by the first display area. The light guide is disposed on a periphery of the eyeglass or at least a part of the light guide is disposed in the non-display area, and the light guide is provided with an optical communication channel for light transmitting. The first optical engine is disposed at one end of the optical communication channel, and the light receiver is disposed at another end of the optical communication channel. The technical solution of the disclosure can avoid increasing the size of the glasses.
An image rendering method including acquiring a current first data to be rendered of a first viewpoint and starting rendering; if the rendering of the first data to be rendered has not been completed at a T2 moment, stopping rendering the first data, and acquiring a current second data to be rendered of the second viewpoint and starting rendering; if the rendering of the first data to be rendered has been completed before the T2 moment, acquiring the second data to be rendered and starting rendering; and at the T2 moment, performing asynchronous time warping on a frame image of the first viewpoint obtained from the last time of rendering and then storing it in a display buffer, and performing asynchronous time warping on a frame image of the second viewpoint obtained from the last time of rendering and then storing it in the display buffer.
Disclosed in the present invention are a diaphragm for a sound production apparatus, a sound production apparatus, and an electronic device. The diaphragm comprises a main body part and a conductive part, wherein the main body part is made of one of an ethylene-acrylate rubber film, an acrylate rubber film, a hydrogenated butadiene-acrylonitrile rubber film and an ethylene propylene rubber film, and the conductive part is provided on the main body part, with at least one portion of the conductive part being exposed from the main body part so as to be electrically connected to a voice coil and an external circuit of the sound production apparatus. The conductive part comprises a matrix and a conductive material dispersed in the matrix, wherein the matrix forms a film layer prepared from an ethylene-acrylate copolymer by means of a cross-linking reaction, and the conductive material comprises a silver powder, with the mass percent of the conductive material in the conductive part being 55-95 wt%. The diaphragm according to the embodiments of the present invention has good mechanical properties, and the working stability of the diaphragm in a low-temperature environment can be improved.
Disclosed in the present disclosure is a wrist-worn apparatus. The wrist-worn apparatus includes a middle bezel, a display module and a plurality of functional modules, wherein the display module is mounted to the middle bezel, a display area of the display module is located at an inner side of the middle bezel, the plurality of functional modules are mounted on the middle bezel, and each of the functional modules is at least partially located on an outer peripheral side of the display area. According to the technical solution of the present disclosure, the occupancy of a mounting space of the display module by the functional modules can be reduced.
Disclosed are a calibration control method for a speaker, an apparatus, a device, and a readable storage medium. The calibration control method for the speaker includes: obtaining real-time inertial measurement unit (IMU) data of the speaker, and determining whether the speaker is subject to an external force interference according to the real-time IMU data; in response to determining that the speaker is subject to the external force interference, detecting whether an intensity value corresponding to the external force interference is greater than a preset intensity threshold; and in response to the intensity value being greater than the preset intensity threshold, performing a rotation calibration operation on an IMU module in the speaker.
G01C 25/00 - Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
G01C 21/16 - Navigation; Navigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
H04R 1/32 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
Disclosed are a calibration control method for a speaker, an apparatus, a device and a readable storage medium. The calibration control method for the speaker includes: obtaining real-time inertial measurement unit (IMU) data of the speaker during a rotation calibration process, and determining whether the speaker is subject to an external force interference according to the real-time IMU data; in response to determining that the speaker is subject to the external force interference, controlling the speaker to abort a rotation calibration operation, and detecting whether an intensity value corresponding to the external force interference is greater than a preset intensity threshold; and in response to the intensity value being greater than the preset intensity threshold, controlling the speaker to restart from a calibration starting point of the speaker to perform the rotation calibration operation on an IMU module in the speaker.
The present invention relates to a diaphragm for sound generating devices and a preparation method thereof, and a sound generating device. The diaphragm for sound generating devices comprises only one layer of a thermoplastic polyester elastomer film, wherein the thermoplastic polyester elastomer is formed by copolymerization of a polyester hard segment which is prepared by reacting an aromatic dicarboxylic acid with a dihydric alcohol and a soft segment containing an aliphatic polycarbonate, and the diaphragm has a thickness of 10-200 □m, and a loss factor of 0.1-0.3 at a temperature of 23° C. The thermoplastic polyester elastomer used for the diaphragm of the present invention is composed of the polyester hard segment and the aliphatic polycarbonate soft segment, and such material not only solves the problem that the existing thermoplastic elastomers have poor resistances to high temperatures and chemicals, but also improves sensitivity, and can also well achieve the basic properties such as stiffness, resilience and damping required by vibration of the diaphragm.
Disclosed are a wristband and a wrist wearable device. The wristband includes a wristband body portion, a connecting portion, and a memory metal portion. One end of the wristband body portion is connected to the connecting portion, the connecting portion is connected to one end of a device body of a wrist wearable device, and another end of the wristband body portion is a free end. The memory metal portion is provided on the wristband body portion and has an arc-shaped memory state in a natural state, so that the wristband body portion is naturally maintained in an arc shape, and the wristband is naturally maintained in a wearing state.
Disclosed are an identifier positioning method and apparatus, an electronic device and a computer-readable storage medium. The method includes: identifying the scene identifier of the scene area in the first scene image to obtain the scene identifier position; and selecting a coordinate point from the first scene image, extracting first feature information corresponding to the coordinate point, and recording the coordinate point position of the coordinate point respectively; identifying the identifier to be measured in the second scene image of the scene area to obtain the identifier position to be measured, and extracting second feature information at the identifier position to be measured; and finding the target coordinate point from coordinate points, and calculating a position of the identifier to be measured in the scene area according to a coordinate point position corresponding to the target coordinate point and the position of the scene identifier in the scene area.
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
36.
ACOUSTIC INPUT APPARATUS AND METHOD, ELECTRONIC DEVICE AND COMPUTER-READABLE MEDIUM
An acoustic input apparatus, an acoustic input apparatus, an electronic device, and a computer-readable medium. A first acoustic source is configured to generate a first acoustic wave, in response to a user performing a first operation. An acoustic transducer is configured to collect an acoustic wave and convert the collected acoustic wave into an electrical signal reflecting a frequency of the collected acoustic wave. The comparing circuit is configured to receive the electrical signal, determine whether the collected acoustic wave includes the first acoustic wave based on whether the frequency meets a first preset condition, and output an operating signal. The operating signal is in a first state in response to the collected acoustic wave including the first acoustic wave. The technical solution simplifies wiring and improves robustness to electromagnetic environment, while ensuring accuracy for recognizing an input of the user.
Disclosed are a display interface switching method and apparatus, a wearable device body, a wristband component, a wearable device and a computer-readable storage medium. The method is applied to a wearable device body, and comprises: coupling a first wireless communication transceiver with a second wireless communication transceiver in a wristband component, for acquiring interface information sent by the second wireless communication transceiver, wherein the first wireless communication transceiver is disposed in a wearable device body (S101); and switching a display interface of the wearable device body to an interface corresponding to the interface information (S102). According to the method, the wearable device body can automatically switch the display interface to an interface corresponding to the approaching coupled wristband component, thereby improving the interchangeability of display interfaces of the wristband component and the wearable device body, and thus improving the usage experience of a user.
Provided is a method of preventing false triggering, which is applied to a wearable device, including: if it is detected that a touch structure is triggered, obtaining pressure values acquired by the at least two pressure sensors, wherein the touch structure and the at least two pressure sensors are disposed on a side wall of a housing of the wearable device, and distances between each of the at least two pressure sensors and the touch structure are different; determining whether all the pressure values acquired by the pressure sensors are in a predetermined reference pressure range. If all the pressure values acquired by the pressure sensors are in the predetermined reference pressure range, respond to an event that the touch structure is triggered, and if not all the pressure values acquired by the pressure sensors are in the predetermined reference pressure range, determine that the touch is false triggering.
A device operating method, a device operating system, and a device, including: pre-establishing an instruction coordinate system, the instruction coordinate system and a reference orientation satisfying a preset position relationship; during use of the device, determining the current orientation in which the user is positioned with respect to the device, and adjusting the instruction coordinate system based on the current orientation and the reference orientation, such that the instruction coordinate system after adjustment and the current orientation satisfy the preset position relationship, and the position of the center of an interactive module in the instruction coordinate system after adjustment is the same as the position thereof in the instruction coordinate system before adjustment.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0354 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
40.
SMART DEVICE AND CONTROL METHOD THEREFOR, COMPUTER READABLE STORAGE MEDIUM
A smart device and control method therefor, and a computer readable storage medium are disclosed. The smart device comprises a supporting part and a moving part coupled to the supporting part, a first speaker and a second speaker, the first speaker is provided on the supporting part of the smart device, and the second speaker is provided on an end of the moving part distal to the supporting part.
H04M 1/72415 - User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories for remote control of appliances
Disclosed are a wristband and a wrist-worn device. The wristband includes a band body part and a memory metal wire. The band body part has two end portions separable from each other. The memory metal wire has a strip shape extending along a length direction of the band body part and provided to the band body part. The memory metal wire has a memory state of being ring-shaped in a natural state, so that the band body part naturally maintains a ring shape, and the wristband naturally maintains a wearing state. A first installation cavity is provided inside the band body part, and the memory metal wire is accommodated and installed in the first installation cavity.
Disclosed are a wristband and a wrist-worn device. The wristband includes a band body part and a memory metal part provided to the band body part. The band body part has two end portions separable from each other. The memory metal part has a memory state of being ring-shaped in a natural state, so that the band body part naturally maintains a ring shape, and the wristband naturally maintains a wearing state.
An eyeball tracking method and a virtual reality device are disclosed. The eyeball tracking method is applied to the virtual reality device, the virtual reality device comprises at least two cameras, and shooting areas of the cameras are partially overlapped. The eyeball tracking method comprises the steps of: acquiring images captured by at least two cameras at a same moment; superimposing overlapping areas in the images to obtain a target image including an eyeball area; and performing eyeball tracking according to the target image. The accuracy of eyeball tracking can be improved.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
G06V 10/22 - Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
G06V 10/25 - Determination of region of interest [ROI] or a volume of interest [VOI]
G06V 10/26 - Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Xiong, Jianghao
Zhan, Tao
Zou, Junyu
Li, Kun
Wu, Shin-Tson
Abstract
An optical display system and a head-mounted display electronics apparatus are disclosed. The optical display system comprises: an image-generating apparatus, which generates image light; and an image-viewing apparatus, which guides the image light to eyes of a viewer, wherein the image-viewing apparatus comprises an imaging optical assembly and a multifocal assembly placed, the multifocal assembly has at least two optical powers and is programmable to choose at least one of the optical powers at a given time.
G02B 30/25 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the stereoscopic type using polarisation techniques
G02B 30/30 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers
Disclosed are a rotating wheel apparatus, a driving wheel and a robot. The rotating wheel apparatus includes: a rotating assembly, a bearing and a supporting base. The rotating assembly is provided with an accommodating groove. The bearing is accommodated in the accommodating groove and connected to the rotating assembly. The supporting base is close to a notch of the accommodating groove, the supporting base is connected to the bearing, so that the rotating assembly is rotationally connected to the supporting base.
Disclosed are an antenna apparatus for a smart wearable device and a smart wearable device. The antenna apparatus for the smart wearable device includes an antenna base, a watchband electrically connected to the antenna base, an antenna body coupled to the antenna base, and a wearing posture detection circuit electrically connected to the antenna body. When the smart wearable device is worn on a user, a length formed from a tangent point between the watchband and a user's arm to a connection point between the watchband and the antenna base is a first length, and the wearing posture detection circuit is configured to determine worn posture of the smart wearable device according to the first length.
Disclosed is a wrist-worn device, including a device body and a wristband. The wristband includes: a band body including two detachable ends; an installation part provided on the band body; and a memory metal wire in a shape of a long strip extending along a length direction of the band body. The band body is provided with a first installation cavity, the installation part is provided with a second installation cavity communicated with the first installation cavity, and the device body is provided in the second installation cavity; the memory metal wire is provided in the first installation cavity and passes through the second installation cavity; the memory metal wire is configured with a memory state of being annular in a natural state; and the device body is provided with a positioning groove extending along the length direction of the band body.
The present disclosure discloses an audio system and a method and a device for controlling the audio system. The audio system includes: a directional loudspeaker group comprising a plurality of directional loudspeakers, wherein the plurality of directional loudspeakers are provided at respective first preset positions, wherein the plurality of directional loudspeakers, when operating, are oriented to a second preset position and radiate sound waves thereto, so as to form a three-dimensional regional sound field in a preset transmission area, and wherein the first preset positions and the second preset position are located in the preset transmission area.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
H04R 3/12 - Circuits for transducers for distributing signals to two or more loudspeakers
49.
HEAD-MOUNTED ELECTRONIC DEVICE AND ANTENNA STRUCTURE
A head-mounted electronic device and an antenna structure. The head-mounted electronic device comprises the antenna structure and housing, where the antenna structure is configured to transmit or receive wireless signals and is located at a portion of the housing. The portion protrudes away from a head of a user when the head-mounted electronic device is worn by the user. The wireless signals are less attenuated and quality of wireless communications is improved during usage of the head-mounted electronic device. The antenna structure may comprise a first electrode and a second electrode located at different sides of a feeding point, where the first electrode and the second electrode serve as at least a part of a first antenna and at least a part of the second antenna, respectively, and are configured to transmit or receive the wireless signals of different frequencies.
An interactive control method is disclosed. The interactive control method comprises the steps of: acquiring image data collected by the camera; determining a current scene and a control gesture according to the image data; and when the current scene is a control scene corresponding to the terminal device, executing a control instruction corresponding to the control gesture. A terminal device and a computer-readable storage medium are also disclosed. The effect of improving the accuracy of control input detection of the terminal device is achieved.
G06T 19/00 - Manipulating 3D models or images for computer graphics
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06V 10/46 - Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
G06V 10/60 - Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
51.
ACCIDENTAL TOUCH PREVENTION METHOD, WEARABLE DEVICE, AND STORAGE MEDIUM
Disclosed is an accidental touch prevention method applied to a wearable device including a touch control structure and a capacitive touch sensor configured to collect capacitance values of at least two touch channels. The distances between the touch channels and the touch control structure are not equal. The method includes: when an event of triggering a touch control structure is detected, obtaining a capacitance value of each touch channel collected by the capacitive touch sensor; determining whether the capacitance values of all of the touch channels meet a preset capacitance value distribution state which is the distribution state of the capacitance values of all of the touch channels when the touch control structure is triggered under the conditions of a non-accidental touch; and if not, determining that the touch control structure has been touched accidentally, and not responding to the event of triggering the touch control structure.
A waterproof button structure applied to a wearable device having a button hole, including an installation sleeve, a button and a first sealing ring. The installation sleeve passes through the button hole and has a through hole. The button passes through the through hole and can move along an axial direction of through hole or rotate relative to the installation sleeve. An outer wall of button is provided with a first conical surface along a circumferential direction of button. An outer circumferential wall of first sealing ring is connected to a hole wall of through hole. The first sealing ring is sleeve on a periphery of button. An inner wall of first sealing ring is provided with a second conical surface along a circumferential direction of first sealing ring. The second conical surface and the first conical surface are at least partially abutted against and limited by each other.
An apparatus for force sensing, and an electronic device. In the apparatus, a sensor generating a first signal includes a first hardware element attached to a deformable portion. The first signal depends on a first property of the first hardware element and a second property of a second hardware element. The first property has a dependency on deformation of the deformable portion, and a dependency m1 on temperature at the deformable portion in absence of the second hardware element. The second property has a dependency on the temperature at the deformable portion. When the temperature changes within a target range, the first change and the second change are induced into the first signal through the dependencies of the first property and the second property on the temperature, respectively, and the second change compensates for the first change. Such compensation renders the first signal robust to variations in the temperature.
G01L 1/22 - Measuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
54.
METHOD AND APPARATUS FOR CONTROLLING AN ELECTRONIC DEVICE, DEVICE AND READABLE STORAGE MEDIUM
The present disclosure discloses a method and apparatus for controlling an electronic device, a device and a readable storage medium, and relates to the field of control technology. The electronic device comprises: a base, a rotating body, a first sensor, and a second sensor, wherein the rotating body is rotatably connected to the base, and a physical zero-initialization point is provided on the rotating body or the base; the first sensor is used to detect a rotation angle of the rotating body on a rotation plane; the second sensor is used to detect the physical zero-initialization point, and the physical zero-initialization point is such a position that after the rotation angle of the rotating body detected by the first sensor is zeroed on the rotation plane, the rotation angle of the rotating body on the rotation plane is re-detected by the first sensor.
Disclosed is a sound producing device, including a magnetic circuit system and a vibration system. The magnetic circuit system includes a primary magnet steel and a secondary magnet steel with a magnetic gap therebetween, wherein the secondary magnet steel includes a body portion and a protruding portion protruding in a direction toward the primary magnet steel from the body portion, and wherein the primary magnet steel has a primary magnetic conductive plate disposed thereon. The vibration system includes a diaphragm and an voice coil wound by wire, wherein the voice coil is inserted in the magnetic gap to drive the diaphragm to vibrate, and wherein a number of layers of wire winding at an end of the voice coil away from the diaphragm are less than that of layers of wire winding at another end of the voice coil contacting with the diaphragm, to form a notch.
A light-transmitting electrode structure and an smart wearable device are disclosed. The light-transmitting electrode structure is installed on an outer surface of an electronic device, and comprises: a base, a transparent electrode layer, and a conductive connector. The transparent electrode layer covers an outer surface of the base. The conductive connector passes through the base to electrically connect the transparent electrode layer with an ECG circuit in the electronic device, so that the transparent electrode layer forms an ECG electrode. The base is provided with light-transmitting through holes which are aligned with an optical heart rate sensor in the electronic device, so that the transparent electrode layer forms a light-transmitting lens of the optical heart rate sensor.
The present disclosure discloses a method of controlling a wearable device, a wearable device and a computer-readable storage medium, the method of controlling a wearable device includes: scanning an eyeball of a user to determine a position of a point of attention the eyeball looks at; and adjusting at least one of an image rendering ratio of a display screen of the wearable device and an image rendering frequency of the display screen according to the position of the point of attention. The method of controlling a wearable device can reduce the power consumption of the wearable device.
Disclosed is an acoustic drainage structure and an electronic device. The acoustic drainage structure includes a housing and an acoustic assembly. The housing is provided with an accommodating cavity and a first sound-pickup hole communicated with the accommodating cavity. The acoustic assembly includes a sound-pickup module provided in the accommodating cavity and a sound-generating unit provided in the accommodating cavity. The sound-pickup module includes a sound-pickup unit, a connector and a breathable waterproof membrane, the breathable waterproof membrane is provided at a cavity wall of the accommodating cavity, the connector is connected to the breathable waterproof membrane and the sound-pickup unit, and the connector is provided with a second sound-pickup hole. The breathable waterproof membrane covers the first sound-pickup hole and the second sound-pickup hole, and the breathable waterproof membrane, and a hole wall of the second sound-pickup hole and the sound-pickup unit are enclosed to form a sound-pickup cavity.
B08B 7/02 - Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
A sound-producing glasses temple structure and a head-mounted wearable device, the sound-producing glasses temple structure including a glasses temple housing having an accommodating space, and a deformation sleeve and a sound-producing device disposed in the glasses temple housing, wherein the deformation sleeve wraps an outer surface of the sound-producing device, and the deformation sleeve abuts the glasses temple housing and the sound-producing device and is disposed between the glasses temple housing and the sound-producing device so that the sound-producing device is fixedly suspend in the accommodating space. The sound-producing glasses temple structure can effectively prevent abnormal sound that is not produced by the vibration of the sound-producing device.
Disclosed is a wearable device, including: a connecting member, a device main body, a band body, a limiting clamping groove, an installation groove, and a limiting member; the device main body is detachably connected to a peripheral wall of the connecting member; the band body is connected to two opposite ends of the connecting member; the limiting clamping groove is provided at one of the connecting member and the device main body; the installation groove is provided on the other one of the connecting member and the device main body, a notch of the installation groove is provided opposite to a notch of the limiting clamping groove; and the limiting member is rotatably provided in the installation groove to have a locking position and an unlocking position, the limiting member is provided with a limiting clamping convex for snapping into the limiting clamping groove.
A44C 5/14 - Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps characterised by the way of fastening to a wrist-watch or the like
61.
HANDLE CALIBRATION METHOD, HANDLE, HEAD-MOUNTED DISPLAY AND STORAGE MEDIUM
A handle calibration method, a handle, a head-mounted display and a storage medium are disclosed. The handle calibration method is applied to at least two handles belonging to a same virtual reality system. The method comprises the steps of: generating a calibration signal when the at least two handles maintain a target relative position; and sending the calibration signal to the head-mounted display, so that when the at least two handles maintain the target relative position, the head-mounted display calibrates a current relative displaying position of the at least two handles in the head-mounted display to a target relative displaying position corresponding to the target relative position.
Disclosed are a pass-through method, apparatus and system for wireless earphones and a computer-readable storage medium, which are applied to an earphone in wireless earphones, and the earphone is provided with a main microphone and a feedforward microphone. The method includes: acquiring a first main sound signal and a first feedforward sound signal respectively picked up by the main and feedforward microphones; receiving second main and feedforward sound signals sent by the other earphone, the second main and feedforward sound signals being picked up by main and feedforward microphones disposed on the other earphone; obtaining orientation information of a sound source relative to a wearer of the earphones according to the first main and feedforward sound signals, and the second main and feedforward sound signals; and controlling speakers of the wireless earphones to play a sound having a corresponding sound effect according to the orientation information.
A force feedback module, a gamepad and a game system are provided. The force feedback module of a gamepad comprises: a drive mechanism for generating a feedback force; a gamepad trigger, a unidirectional transmission mechanism that is coupled between the drive mechanism and the gamepad trigger and transmits the feedback force from the drive mechanism to the gamepad trigger in one direction.
An antenna system, an electronic wearable device and a method for controlling an antenna system are provided. The antenna system includes: multiple antennas, and a switch module configured to selectively connect the multiple antennas to at least one first port and multiple second ports of a transceiver. Each of the plurality of antennas is selectively connected to the at least one first port to receive and transmit wireless signals, and each of the antennas is selectively connected to at least one of the plurality of second ports via the switch module to receive wireless signals.
H04B 7/08 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
An audio signal processing method and apparatus, a device and a storage medium are disclosed. In the present disclosure, when the hearing aid is processing the audio signal, if it is detected that the bone conduction signal contains a voice signal, it is determined that the wearer is speaking. At this moment, the audio signal needs to be processed by using the preset amplification gain. Since the preset amplification gain is less than the amplification gain under normal operating status, it can prevent the volume and timbre from changing due to the fact that the hearing aid amplifies the voice of the wearer, so that the hearing aid wearers' subjective feeling of their own voice is consistent before and after wearing, thereby improving the wearing experience of hearing aid wearers.
The present disclosure discloses wear state of a hearing device detection method and apparatus, and a device and a storage medium. The method comprises: a feedback microphone obtaining a transient pulse signal; and according to a feature parameter of the transient pulse signal and the previous wear state of the noise-cancelling hearing device, determining the current wear state of a noise-cancelling hearing device. A feedback microphone in a noise-cancelling hearing device itself that is used to cancel noise is used to detect the wear state of the hearing device. In this way, upon determining the wear state of the noise-cancelling hearing device, no additional sensor is required for the noise-cancelling hearing device, and instead, the feedback microphone of the noise-cancelling hearing device itself can be used to accurately detect the wear state of the hearing device in a timely manner.
Disclosed subject matter includes an elastic support, an electronic device, and a terminal. The elastic support comprises two installation parts and an elastic part connected between the two installation parts, the elastic part is in a polyline structure consisting of straight lines and/or curves, and one end of each installation part away from the elastic part is connected with a stationary component or a component that reciprocatively vibrates in a first direction; at least one of the installation parts is provided with a first cushioning part, at least partial structure of which is bent from the end of the installation part away from the elastic part toward the first direction.
Disclosed are a near-eye display device, an eye command recognition method and a readable storage medium. The near-eye display device includes: an eyeglass frame, a lens and a transparent electrode layer; the lens is provided on the eyeglass frame, the transparent electrode layer is provided on a surface of the lens, and the transparent electrode layer is configured to detect capacitance changes at the position of the human eye. The eye command recognition method includes: controlling the transparent electrode layer of the near-eye display device to obtain capacitance information at the position of the human eye; determining motion of the human eye based on the capacitance information; and converting the determined motion of the human eye into control commands for controlling the near-eye display device.
A motion time calculation method, device and apparatus and a computer-readable storage medium are disclosed, the motion time calculation method comprises: acquiring a motion flag corresponding to a first preset time period, wherein the motion flag comprises a first motion flag and a second motion flag; if motion flags corresponding to two consecutive first preset time periods are first motion flags, entering a motion mode; after entering the motion mode, if motion flags corresponding to three consecutive first preset time periods are second motion flags, exiting the motion mode; and counting a time from entering the motion mode to exiting the motion mode into a motion time. Thus, more accurate calculation of the motion time is achieved.
A sound-absorbing material (1), a sound production apparatus and an electronic device. The sound-absorbing material (1) comprises zeolite powder particles and an inorganic adhesive, wherein the average particle size of the zeolite powder particles is greater than 10 μm, and the mass ratio of silicon to aluminum in the zeolite powder particles is less than 200; and the inorganic adhesive is used for bonding a plurality of the zeolite powder particles into the sound-absorbing material (1). The resistance force to crushing of the sound-absorbing material (1) is 0.1-5 N. The sound-absorbing material (1) has a higher strength, can tolerate vibration with a higher power strength and has higher environmental tolerance; in addition, the sound-absorbing material (1) further has rich macroporous structures (12), such that the sound-absorbing effect of the sound-absorbing material (1) can be improved, and the acoustic performance of the sound production apparatus can be further improved.
C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
C04B 38/08 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
Disclosed in the present invention are a sound-absorbing material, a sound-producing apparatus and an electronic device. The sound-absorbing material comprises zeolite powder particles and an inorganic adhesive, the silicon-aluminum mass ratio of the zeolite powder particles being ＜200, the average particle size of the zeolite powder particles being ＜0.1μm, and the specific surface area of the zeolite powder particles being ≥300m2/g. The zeolite powder particles each have an MFI crystal structure; the inorganic adhesive is used for bonding a plurality of the zeolite powder particles into the sound-absorbing material; the sound-absorbing material has a macroporous structure, the proportion of the pore volume of the macroporous structure in the pore volume of the sound-absorbing material being 20%-90%, and the pore volume of the sound-absorbing material being ≥0.02ml/g. The sound-absorbing material provided by the present invention has higher strength, is less prone to breakage and, when applied to sound-producing apparatuses, can withstand vibrations of higher power intensity and exhibit enhanced environmental tolerance, thus ensuring the acoustic effects of the sound-producing apparatuses.
Disclosed are a projector and a projection positioning method. The projector includes a projector body, a first ranging sensor, a processor and a focal length controller. The projector body includes a projection lens configured to play projection content of a preset area. The first ranging sensor is provided on the projector body and configured to collect position data of a target object within a projection calibration frame formed by the projection lens. The processor is provided on the projector body and at least configured to calculate area data of an adjusted projection calibration frame based on the position data. The focal length controller is communicated with the processor and configured to adjust a focal length of the projection lens according to the area data to change an area of the projection calibration frame played by the projection lens.
The present application discloses a method for controlling a photographing function, which is applied to an AR apparatus, the method comprising: if a photographing function calling instruction is received, activating a photographing device of the AR apparatus; setting a display status of the AR apparatus to a non-preview status, wherein, a currently displayed content of the AR apparatus does not include a photographing preview content in the non-preview status; determining whether a photographing instruction is received; if so, controlling the photographing device to perform an operation corresponding to the photographing instruction. According to the present application, the power consumption of the photographing function of the AR apparatus can be reduced, and the endurance can be improved. The present application also discloses a device for controlling a photographing function, a storage medium and an AR apparatus which have the above beneficial effects.
Disclosed in embodiments of the present description are a dust detection method and apparatus, and a storage medium. The method comprises: acquiring a preset target grayscale value interval; performing grayscaling processing on an image of a product to be detected; according to the processing result of the grayscaling processing, determining whether there is a target pixel unit in the image, wherein the target pixel unit is a pixel unit having a grayscale value within the target grayscale value interval; and when there is a target pixel unit in the image, determining a dust area in the image according to the target pixel unit.
An earmuff and head-mounted headphones are disclosed. The earmuff comprises earmuff leather and earmuff sponge. The earmuff further comprises an earmuff airbag made of a soft rubber material. The earmuff airbag comprises at least one hollow enclosed airbag. The earmuff sponge is wrapped on an outer surface of the earmuff airbag. The earmuff leather is wrapped on an outer surface of the earmuff sponge. The earmuff according to the present disclosure increases the conducting media of noise by adding the earmuff airbag. The noise will be continuously reduced after passing through different media, thereby enhancing the passive noise reduction ability of the earmuff, and improving the user experience. Moreover, the earmuff airbag comprises at least one hollow enclosed airbag, which provides a support force to the earmuff and can replace conventional sponge support for the earmuff.
A step counting method and device, an electronic apparatus and a computer-readable storage medium are disclosed. The method comprises: obtaining resultant acceleration and detecting peaks of the resultant acceleration to obtain a plurality of peak time points; calculating respective time intervals between adjacent two peak time points; if the time interval is in a first range, increasing the step count by one; if the time interval is in a second range, selecting sensitive axis data from three-axis gyroscope data; and if the sensitive axis data corresponding to the time interval meets a step counting condition, increasing the step count by two.
G01C 22/00 - Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers or using pedometers
77.
COUNTERWEIGHT STRUCTURE, ROBOT AND METHOD FOR CONTROLLING ROBOT
Disclosed are a counterweight structure, a robot and a method for controlling the robot. The counterweight structure includes an electromagnetic device, a counterweight block and a reset piece. The reset piece is clamped between the electromagnetic device and the counterweight block. The electromagnetic device is magnetic after being powered on, to attract the counterweight block to move towards the electromagnetic device and compress the reset piece.
B62D 61/00 - Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern
78.
ANTENNA ASSEMBLY AND DEVICE PROVIDED WITH THE ANTENNA ASSEMBLY
An antenna assembly and an electronic device provided with the antenna assembly are provided. The antenna assembly includes a ground element configured for electrical connection to a ground plane at a grounding point; a feeding element configured for electrical connection to a radio signal circuitry at a feeding point; and an additional element; where the ground element, the feeding element, and the additional element are physically separated and physically disconnected from one another, at least a first portion of the additional element extends substantially parallel to at least a portion of the ground element to provide capacitive coupling between the additional element and the ground element during operation of the antenna assembly. The antenna assembly according to the present disclosure may be manufactured with small size and thin thickness, while ensuring the performance and antenna efficiency of the antenna assembly.
An antenna assembly and an electronic device provided with the antenna assembly are provided. The antenna assembly includes a ground element configured for electrical connection to a ground plane at a grounding point and a feeding element configured for electrical connection to a radio signal circuitry at a feeding point. The ground element is physically separated and disconnected from the feeding element, and at least a portion of the feeding element extends substantially parallel to at least a portion of the ground element to provide capacitive coupling between the feeding element and the ground element during operation of the antenna assembly. The antenna assembly according to the present disclosure may be manufactured with small size and thin thickness, while ensuring the performance and antenna efficiency of the antenna assembly.
Disclosed are a damper and a sound-producing device. The damper includes a first connecting part, a planar elastic part and a second connecting part. One side of the first connecting part is configured to cooperatively connect to a voice coil of the sound-producing device; an end of the first connecting part is bent and extends in an S shape toward the other side of the first connecting part to form the planar elastic part, the planar elastic part and the first connecting part being in the same plane; the second connecting part is connected to one end of the planar elastic part away from the first connecting part, and the second connecting part is configured to be fixedly connected in the sound-producing device; and the damper is a line-like structure formed by integral winding.
An earmuff and head-mounted headphones are disclosed. The earmuff comprises earmuff leather and earmuff sponge. The earmuff further comprises an airbag base and an earmuff airbag made of a soft rubber material. The earmuff airbag comprises at least one hollow enclosed airbag. The airbag base is disposed at a bottom of the earmuff airbag to enhance a support force of the bottom of the earmuff airbag. The earmuff sponge is wrapped on an outer surface of the earmuff airbag. The earmuff leather is wrapped on an outer surface of the earmuff sponge. The earmuff according to the present disclosure increases the conducting media of noise by adding the earmuff airbag. The noise will be continuously reduced after passing through different media, thereby enhancing the passive noise reduction ability of the earmuff, and improving the user experience.
Disclosed are a display method, a wrist-worn device and a computer-readable storage medium. The display method is applied to the wrist-worn device. The display method includes: emitting, via a light source, a first detection light; receiving, via a light identification unit, the second detection light formed by the first detection light and identifying the light parameter of the second detection light, wherein the light parameter of the second detection light carries the style information of the wristband; reading, via the controller, the style information and generating a screen display control signal according to the style information; and controlling, via the controller, the display unit on the device body to display a corresponding display mode according to the screen display control signal.
Disclosed are a sound-producing device and an electronic terminal. The sound-producing device comprises: a voice coil, the voice coil including a bobbin and a voice coil body wound outside the bobbin; the voice coil is configured to be able to be input an electrical signal; a first damper group and a second damper group, each of the first damper group and the second damper group comprising a first connecting part connected with the voice coil, a second connecting part fixed to the sound-producing device and an elastic part connected between the first connecting part and the second connecting part; the first damper group is configured to be in electrical communication with the voice coil to input the electrical signal to the voice coil; the first damper group and the second damper group are fixed to the voice coil in parallel at different heights.
Disclosed are a sound generator and an audio device. The sound generator includes a magnetically conductive plate, a first magnetic structure, a second magnetic structure, a treble diaphragm, a treble voice coil, a bass diaphragm and a bass voice coil. The first magnetic structure includes a first washer including a first sub-washer located and a second sub-washer provided surrounding the first sub-washer, and a treble magnetic gap is formed between the first sub-washer and the second sub-washer. A bass magnetic gap is formed between the first magnetic structure and the second magnetic structure. The treble voice coil is provided on a side of the treble diaphragm close to the magnetically conductive plate and is provided corresponding to the treble magnetic gap. The bass voice coil is provided on a side of the bass diaphragm close to the magnetically conductive plate and is provided corresponding to the bass magnetic gap.
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
Disclosed in the present invention is an assembly and production line. The assembly and production line comprises a base, a first assembly system, a first conveying device, a second assembly system, and a second conveying device; an assembly station is provided on the base; the first assembly system is used for assembling a frame, lenses, and an LCD to form a first assembled part; the first conveying device is used for conveying the first assembled part to the assembly station; the second assembly system is used for assembling a support and a lens to form a second assembled part; and the second conveying device is used for conveying the second assembled part to the assembly station. The present invention can achieve automatic high-precision assembly of lens modules in VR/AR products.
Disclosed in the present invention is a dust-free assembling apparatus, which is placed in a dust-free environment. The dust-free assembling apparatus comprises a main body and an assembling device; a dust-free chamber is formed in the main body and used for discharging dust; the main body comprises a frame and door plates mounted on the frame; the frame is hollow and used for wiring; the positions where the door plates are attached to the frame are sealed; the assembling device is arranged in the dust-free chamber; the assembling device comprises a moving part, and the movement form of the moving part is set to be a rolling form; supports are provided in the dust-free chamber, and the assembling device is mounted on the supports to be spaced apart from the bottom of the dust-free chamber so as to form a cleaning space; the dust-free level in the dust-free chamber is superior to that of the dust-free environment. The present invention aims at improving the dust-free effect in the product production and assembly process, satisfying the clean requirements of product production.
B29C 65/78 - Means for handling the parts to be joined, e.g. for making containers or hollow articles
B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
B08B 5/02 - Cleaning by the force of jets, e.g. blowing-out cavities
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Yin, Kun
He, Ziqian
Wu, Shin-Tson
Li, Kun
Abstract
An optical display system and an electronics apparatus are disclosed. The optical display system comprises: a display unit, which generate a first image light and a second image light, wherein the first image light is in a first polarization state and the second image light is in a second polarization state and the first image light and the second image light are generated by a same display panel; a resolution enhancement optic unit, which enhances the resolution of the first image light with respect to the second image light; and a magnifying optic unit, which magnify the first and second image lights from the resolution enhancement optic unit.
The present disclosure provides a vibrating diaphragm for a miniature sound-producing device and the miniature sound-producing device. The vibrating diaphragm is made of nitrile rubber; the nitrile rubber is prepared by performing cross-linking polymerization on polyacrylonitrile as a polymerization main monomer and a crosslinking monomer which is polybutadiene, and the content of a polyacrylonitrile block of the polymerization main monomer in the nitrile rubber is 10 to 70 wt %. The vibrating diaphragm provided by the present disclosure has more excellent structural stability, anti-polarization capability and low frequency sensitivity. The miniature sound-producing device provided by the present disclosure has more excellent acoustic performance.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
Disclosed are a vibrating diaphragm of a sound-producing apparatus and the sound-producing apparatus. The vibrating diaphragm includes at least one elastomer layer, wherein the elastomer layer is made of butadiene rubber; the butadiene rubber is any one of nickel butadiene rubber, rare earth butadiene rubber and cobalt butadiene rubber, and a content of cis-form is greater than 80% to 100%. The vibrating diaphragm of the present disclosure can maintain excellent acoustic performance under extreme conditions of low temperature. (FIG. 1)
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Zhan, Tao
Li, Yannanqi
Yin, Kun
Xiong, Jianghao
Wu, Shin-Tson
Liu, Sheng
Li, Kun
Abstract
An optical display system and an electronics device are disclosed. The optical display system comprises: a display, which generating image light of a first polarization; a partial reflector, which transmits the image light without changing its polarization and reflects the image light with its polarization being changed to a second polarization; a first optic unit, placed after the partial reflector, which includes at least one refractive lens for chromatic aberration correction; and a reflection-type Pancharatnam-Berry lens, which is placed after the first optic unit and works in the Bragg regime, and which reflects the image light of the first polarization and transmits the image light of the second polarization.
Disclosed in the embodiments of the present invention are AR glasses and an audio enhancement method and apparatus therefor, and a readable storage medium. The audio enhancement method for AR glasses comprises: using a microphone array to detect a sound source distribution condition in a real world around a wearer of AR glasses; marking the sound source position of each detected sound source on lenses of the AR glasses; locking a target sound source according to the eyeball gaze direction of the wearer of the AR glasses; extracting, from an audio signal received by the microphone array, an audio component related to a voiceprint feature of the target sound source to perform enhancement processing; and outputting the enhanced audio signal to the wearer of the AR glasses by means of an in-ear headphone. By using the solution in the embodiments of the present invention, the enhancement of directional audio can be realized, so as to assist a wearer of AR glasses in better acquiring a sound of a sound source on which the wearer of the AR glasses focuses, thereby reducing the interference of sounds of other sound sources, achieving a certain noise reduction effect and truly implementing the effect of augmented reality of the AR glasses.
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Yin, Kun
He, Ziqian
Wu, Shin-Tson
Li, Kun
Abstract
An optical display system and an electronics apparatus are disclosed. The optical display system comprises: an image source, which generates image light; and an optical combiner, which includes two reflection-type polarization volume lenses working in a Bragg regime, wherein a first reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a first polarization to a first image and transmits the image light of a second polarization, and a second reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a third polarization to a second image and transmits the image light of a fourth polarization, the optical combiner outputs the first image and/or the second image as an combined image.
Provided is a vibrating diaphragm of a sound-producing apparatus. The vibrating diaphragm includes at least one elastomer layer, wherein the elastomer layer is made from polysulfide rubber; the polysulfide rubber is any one of type A polysulfide rubber, type FA polysulfide rubber and type ST polysulfide rubber, and a molecular weight of the polysulfide rubber is 1000-500000.
A display control method, a display control apparatus (500), an augmented reality head-mounted device, and a medium. The display control method comprises: in the running process of a 3D desktop environment, receiving a first enable instruction for enabling a first application (3100); when the first application is a 2D application, in response to the first enable instruction, creating a first canvas and a first virtual screen in the 3D desktop environment (3200); running the first application on the first virtual screen (3300); and acquiring texture information from the first virtual screen, and rendering the texture information acquired from the first virtual screen onto the first canvas (3400).
G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
95.
DISPLAY CONTROL METHOD AND APPARATUS, HEAD-MOUNTED DISPLAY DEVICE, AND MEDIUM
A display control method and apparatus (400), a head-mounted display device (500, 1000), and a medium. The method comprises: using a first virtual screen (1) among a plurality of virtual screens (1, 2, 3, 4) as a main display screen of the head-mounted display device (500, 1000), and determining whether display content of second virtual screens (2, 3, 4) among the plurality of virtual screens (1, 2, 3, 4) is updated (S2100), some of the plurality of virtual screens (1, 2, 3, 4) being within the field of view of a wearer of the head-mounted display device (500, 1000); and when the display content of any second virtual screen (2, 3, 4) is updated, outputting first prompt information on the first virtual screen (1) (S2200).
G06F 3/04815 - Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object
Disclosed in the embodiments of the present disclosure are an interaction control method and apparatus, and an electronic device. The method comprises: acquiring application attribute information of local applications of a terminal device; displaying icons and names of the local applications in a display area of a head-mounted display device, which may be smart glasses; on the basis of a detected ray event sent by the terminal device, determining the icon and name of an ith application from among the displayed icons and names of the local applications, so as to start the ith application; establishing, in the display area, an ith canvas area corresponding to the ith application, and recording a mapping relationship between the ith canvas area and application attribute information of the ith application; and sending the mapping relationship to the terminal device, so that the terminal device starts an ith virtual screen according to the mapping relationship, so as to run the ith application, acquires display data of the ith virtual screen, and sends the display data to the ith canvas area for display.
An image display method and apparatus, and an electronic device. The method comprises: receiving first data, wherein the first data corresponds to a first area of an image (S1100); processing the first data (S1200); displaying the first area of the image (S1300); and during the process of displaying the first area of the image, receiving second data, and processing the second data, wherein the second data corresponds to a second area of the image (S1400). By means of performing zonal coding and zonal decoding on the image, there is no need to completely code the image and then send same; instead, the second area of the image is decoded in parallel during the process of displaying the first area of the image, such that time delay during an image display process can be reduced.
Disclosed in some embodiments of the present application are an interaction method and apparatus, and a display device. The interaction method comprises: acquiring current attitude information of a second device, the current attitude information being used for representing a first direction of the second device, and the first direction being an orientation of the second device; converting the first direction to obtain a second direction; according to the second direction, generating a virtual identifier, the virtual identifier extending in the second direction and pointing to a display picture of a first device; and, in a predetermined first coordinate system, determining an intersection point of the virtual identifier and the display picture, and displaying at the position of the intersection point a predetermined icon.
Some embodiments of the present application relate to the technical field of data transmissions, and specifically relate to a data frame transmission method and apparatus, and a readable storage medium. The data frame transmission method comprises: when a data request sent by an application program has been received, acquiring first port information occupied by the application program; in response to the data request, acquiring a data frame corresponding to the data request, wherein the data frame comprises second port information, which comprises a source address and a destination address; when the second port information corresponds to the first port information, replacing the source address of the data frame with an address of a first module, and replacing the destination address of the data frame with an address of a second module, so as to obtain modified address information; and on the basis of a connection channel and the modified address information, sending the data frame.
The present invention discloses an acoustic module waterproof protection mechanism, including an acoustic module arranged in a housing, an acoustic port provided on an outer wall of the housing and communicating with the acoustic module, a waterproof sound-permeable membrane arranged on an inner wall of the housing and covering the acoustic port, the an acoustic module waterproof protection mechanism further includes a waterproof valve assembly embedded in a hole wall of the acoustic port in a stretchable manner, which is used to stretch into the acoustic port to block the acoustic port when an external water pressure is greater than an air pressure in the housing.
