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.
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.
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
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.
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.
Some embodiments of the disclosure disclose a touch control method for a circular screen, a terminal device and a storage medium. The steps of the method include: determining a start touch point and an end touch point corresponding to a touch operation, and determining a function to be adjusted according to position areas of the start touch point and the end touch point on the circular screen; determining a corresponding adjustment type according to relative position relationship between the start touch point and the end touch point; determining a corresponding adjustment value according to an angle formed by a line connecting the start touch point and a center of the circle screen and an angle formed by a line connecting the end touch point and the center of the circle screen; and adjusting the function to be adjusted according to the adjustment value and the adjustment type.
The invention discloses an electronic device and a terminal. The electronic device includes a vibration unit, a bracket, and an elastic support. The first end of the elastic support is connected to the vibration unit, and the second end of the elastic support is connected to the bracket, so as to counterbalance the reciprocating vibration of the vibration unit in a first direction. A cushioning block is provided on the bracket at a position thereof corresponding to the elastic support, and a section of the elastic support close to the second end is installed on the cushioning block. In the present invention, a cushioning block is provided on the bracket so that the second end of the elastic support connected to a pad of the bracket can be installed and supported on the cushioning block. When the vibration unit vibrates, the cushioning block can play a cushioning role, reduce the large displacement stress, eliminate the resonance swing of the elastic support, prevents the elastic support from breaking, and ensures the effectiveness of the assembly between the elastic support and the bracket and high reliability.
Disclosed are a vibrating diaphragm of a sound-producing apparatus and the sound-producing apparatus. The vibrating diaphragm includes a polyurethane rubber film layer and the polyurethane rubber film layer includes a block polymer formed by soft segment portions and hard segment portions that are arranged alternately, wherein each of the soft segment portions includes polyhydric alcohol and each of the hard segment portions includes isocyanate and a chain extender, and the polyurethane rubber is represented by a structural formula as follows:
Disclosed are a vibrating diaphragm of a sound-producing apparatus and the sound-producing apparatus. The vibrating diaphragm includes a polyurethane rubber film layer and the polyurethane rubber film layer includes a block polymer formed by soft segment portions and hard segment portions that are arranged alternately, wherein each of the soft segment portions includes polyhydric alcohol and each of the hard segment portions includes isocyanate and a chain extender, and the polyurethane rubber is represented by a structural formula as follows:
Disclosed are a vibrating diaphragm of a sound-producing apparatus and the sound-producing apparatus. The vibrating diaphragm includes a polyurethane rubber film layer and the polyurethane rubber film layer includes a block polymer formed by soft segment portions and hard segment portions that are arranged alternately, wherein each of the soft segment portions includes polyhydric alcohol and each of the hard segment portions includes isocyanate and a chain extender, and the polyurethane rubber is represented by a structural formula as follows:
wherein R is the chain extender, R1 is polyhydric alcohol and n is a natural number. (FIG. 6)
A wireless earphone control method is disclosed, which includes, but is not limited to: acquiring a control image; detecting grayscale value distribution in the control image to obtain a detection result of occlusion; and performing a corresponding wireless earphone control operation based on the detection result of occlusion. The step of detecting grayscale value distribution in the control image to obtain the detection result of occlusion includes, but is not limited to: calculating first mean grayscale values of multiple preset sample regions in the control image; determining an occlusion position in the control image based on size relationships among the first mean grayscale values; and determining the detection result of occlusion based on the occlusion position.
G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
A virtual scene playback method is disclosed, which comprises: receiving a scene playback instruction and determining playback parameters according to the scene playback instruction, wherein the playback parameters include playback space and playback time; querying virtual space information and user model information corresponding to the playback parameters; and generating virtual scene playback content according to the virtual space information and the user model information. The present disclosure can save all the information in the virtual scene and play back the virtual scene corresponding to specific space and time. A virtual scene playback apparatus, an electronic device and a storage medium are also disclosed, which also have the above beneficial effects.
Disclosed are an audio device and an intelligent wearable device. The audio device includes: a housing in which a first sound generation unit and a second sound generation unit are disposed, each of the first sound generation unit and the second sound generation unit has a front cavity and a rear cavity separated from each other, and the housing is provided with a first front sound hole in communication with the front cavity of the first sound generation unit, a second front sound hole in communication with the front cavity of the second sound generation unit, and a rear sound hole in communication with the rear cavity of the second sound generation unit. The audio device further includes a sliding baffle, wherein the sliding baffle is slidable between a first position and a second position with respect to the housing, and the sliding baffle is provided with a hole.
An apparatus and a method for force sensing, and an electronic device. The apparatus includes a sensor and a filter. The sensor is configured to generate a first signal which is determined based on deformation of at least a part of the sensor and temperature of at least the part of the sensor. The part of the sensor is attached to a deformable portion of the electronic device. The filter is configured to receive the first signal, and remove a change from the first signal to acquire a second signal, where the change is due to the temperature of the part of the sensor. In comparison with the first signal, the second signal is less sensitive to the temperature, and therefore can indicate the deformation of the deformable portion more accurately. The electronic device can make an accurate response when the deformable portion deforms.
G01L 1/26 - Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload
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
15.
VOICE ENHANCEMENT METHOD, APPARATUS AND SYSTEM, AND COMPUTER-READABLE STORAGE MEDIUM
Disclosed are a voice enhancement method, apparatus and system and a computer-readable storage medium. The method includes acquiring a time-domain microphone signal and a time-domain bone conduction signal at the current moment; determining whether the signals are voice signals, if yes, performing a noise cancellation processing to the time-domain microphone signal by a pre-established DNN noise cancellation model, performing a frequency-domain noise cancellation processing to the time-domain bone conduction signal, if not, setting an output signal at the current moment as zero; performing a high-pass filtering processing to the time-domain microphone signal from which noise has been cancelled, to obtain a first output time-domain signal, performing a low-pass filtering processing to the time-domain bone conduction signal from which noise has been cancelled, to obtain a second output time-domain signal; obtaining an output time-domain signal at the current moment according to the first and second output time-domain signals.
G10L 21/0308 - Voice signal separating characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
16.
GESTURE-BASED DISPLAY INTERFACE CONTROL METHOD AND APPARATUS, DEVICE AND STORAGE MEDIUM
A gesture-based display interface control method and apparatus, a device and a storage medium, belonging to the technical field of intelligent devices. The method includes: acquiring a first gesture of a user, and determining whether the first gesture is kept for more than a preset time; if the first gesture is kept for more than the preset time, displaying a target virtual gesture point on the current display interface; and acquiring a second gesture of the user, and moving the target virtual gesture point on the current display interface according to the second gesture. According to the method, the virtual gesture point is displayed on the display interface, and the virtual gesture point is randomly moved on the display interface, so that any interactive control on the current display interface can be operated, and gesture control is more intelligent and comprehensive while improving the accuracy of gesture control.
Disclosed are audio playing method, apparatus, and system for in-ear earphone, applied to in-ear earphone provided with a vibration sensor, including following steps: when the earphone is in audio playing mode, controlling the earphone to perform audio playing according to a current audio file; acquiring a vibration signal in user's ear canal by the vibration sensor during audio playing; acquiring corresponding voice parameter according to the vibration signal, and determining whether the user is communicating with another person according to the voice parameter; if so, switching the earphone to auxiliary listening mode, wherein the auxiliary listening mode is configured to collect ambient sound and play a first sound signal in the ambient sound by the earphone, and the first sound signal includes a sound signal of the person communicating with the user; and if not, continuing maintaining the current audio playing mode.
A button mechanism and a wearable device including the same are disclosed. The button mechanism comprises a casing, an optical signal transmitting part and an optical signal receiving part connected to a controller are disposed in the casing; and a lever comprising a connecting part connected to the casing and a shielding part block or not block an optical signal to pass therethrough, wherein the shielding part is connected to the connecting part and the connecting part is an elastic material member that is elastically stretchable, so as to be restored the shielding part. When the shielding part is applied with a force to move to a predetermined position, the optical signal sent by the optical signal transmitting part is transmitted to the optical signal receiving part; and when the shielding part is restored, the shielding part blocks the optical signal from the optical signal transmitting part.
The present disclosure provides a reinforcing part for a speaker diaphragm, the reinforcing part being an overlapped multilayer structure, the reinforcing part includes a heat dissipation layer as well as a first support layer and a second support layer that are fixed and bonded on surfaces of two sides of the heat dissipation layer respectively, and the first support layer and the second support layer each includes through holes penetrating the surfaces of two sides thereof, and the reinforcing part further includes fillers located within the through holes and configured for heat conduction, the fillers having thermal conductivity higher than that of the support layers.
The present application discloses a focal length adjustment method, device, apparatus and computer readable storage medium for AR glasses, the method includes: receiving a focal length adjustment command, and displaying a preset circle with a preset reference radius through a display module; capturing a first image of the preset circle in an eye of a wearer of the AR glasses through the camera to obtain a first captured image, and determining a first imaging radius of the preset circle in the first image according to the first captured image; determining target diopter of the eye of the wearer according to the preset reference radius and the first imaging radius; and determining a target deflecting angle of the display module according to the target diopter, and adjusting the display module according to the target deflecting angle.
A speaker module and an electronic device are disclosed, comprises a module casing, a speaker unit and a linear motor module. The module casing is provided with a mounting cavity; the speaker unit is provided in the mounting cavity and comprises a magnetic circuit system provided with a mounting groove; the linear motor module is provided in the mounting cavity and comprises a housing, a coil and a vibrating assembly; the housing comprises a body part and a protrusion protruding outward; the body part is at a bottom of the magnetic circuit system; the protrusion extends into the mounting groove; the coil is provided in the protrusion part; the vibrating assembly is provided in the body part. The overall structure of the speaker module may be more compact, the speaker unit and the linear motor module may be controlled independently which improves the use effect of the speaker module.
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
22.
METHOD AND DEVICE FOR TIMING ALIGNMENT OF AUDIO SIGNALS
A method and device for timing alignment of audio signals. The method includes: generating frequency domain images respectively for an audio signal to be aligned and a template audio signal (S110); inputting the frequency domain images into a twin neural network of a timing offset prediction model respectively, to obtain two frequency domain features output by the twin neural network (S120); fusing the two frequency domain features to obtain a fused feature (S130); inputting the fused features into a prediction network of the timing offset prediction model to obtain a timing offset output by the prediction network (S140); and performing timing alignment processing on the audio signal to be aligned according to the timing offset (S150). The technical solution is more robust, and especially in a noisy environment, features extracted by a deep neural network are more intrinsic and more stable. An end-to-end timing offset prediction model is more accurate and faster.
UNUVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC. (USA)
GOERTEK INC. (China)
Inventor
Xiong, Jianghao
Li, Yannangqi
Li, Kun
Wu, Shin-Tsson
Abstract
An exit pupil steering device (110) comprises: at least one first lens coupler module, each of which includes: a first controllable polarization converter (114), which can convert an incident light (140) of a first polarization state into a second polarization state under control, and a first diffractive lens (113), which diffracts the incident light of the first polarization state to a first pupil location of a viewer (142) and passes the incident light of the second polarization state, or which passes the incident light of the first polarization state and diffracts the incident light of the second polarization state to the first pupil location (142); and a second lens coupler module, which is placed after the first lens coupler module and diffracts the incident light to a second pupil location of the viewer (144). The exit pupil steering device (110) can be used in an optical display system and an electronics apparatus (70).
Disclosed is a sound generating device. The sound generating device includes a sound generating unit, a plurality of magnetic sound-absorbing particles, and a housing having a cavity, wherein the sound generating unit is accommodated in the cavity, and the sound generating unit divides the cavity into a front cavity and a rear cavity, and the magnetic sound-absorbing particles are filled in the front cavity and/or the rear cavity, and a magnetic attraction force is exerted between the a plurality of magnetic sound-absorbing particles. In the disclosure, magnetic sound-absorbing particles are used to achieve a virtual increase effect in a resonance space of the acoustic rear cavity of the sound generating device, the magnetic sound-absorbing particles attract each other and attached together, thereby restricting the free flow between the particles, reducing the phenomenon that the magnetic sound-absorbing particles break, and effectively protecting the acoustic performance of the sound generating device.
University of Central Florida Research Foundation, Inc. (USA)
Goertek Inc. (China)
Inventor
Zhan, Tao
Hsiang, En-Lin
Xiong, Jianghao
Wu, Shin-Tson
Li, Kun
Abstract
An optical display system and an electronic device are disclosed. The optical display system comprises: an image generating unit, which generates an image light output, wherein the image light output has a narrow angular luminance distribution; and an optical lens system, which is placed in front of the image generating unit and guides the image light output to an eye of a viewer, wherein the image generating unit includes: an image generating component, which generates a polarized light output; a polarization-dependent light deflection component, disposed to accept the polarized light output from the image-generating component and increase the amount of the polarized light output that can enter an exit pupil of the optical lens system, and the polarized light output deflected by the polarization-dependent light deflection component has the narrow angular luminance distribution.
The present application discloses a sound generating device module, comprising: a housing having a cavity therein; a frame fixedly provided in the cavity, a high-pitch sound generating unit and a low-pitch sound generating unit are respectively provided on two opposite sides of the frame; a baffle plate is provided on a side of the housing corresponding to the high-pitch sound generating unit, and the baffle plate and the housing together form a side sound output port corresponding to the high-pitch sound generating unit; the sound generating device module is configured to form a front sound output structure for the low-pitch sound generating unit; and a reinforcement plate is provided in the frame, and the reinforcement plate is interposed between the high-pitch sound generating unit and the low-pitch sound generating unit.
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
H04R 9/04 - Construction, mounting, or centering of coil
27.
SENSOR FIXING STRUCTURE, WEARABLE DEVICE, AND HOT MELT APPARATUS
A sensor fixing structure, a wearable device and a hot melt device are disclosed. The sensor fixing structure comprises a bracket and a sensor structure. A connecting arm is projectingly provided on the bracket. The connecting arm is a hot melt stake. The sensor structure is covered by the bracket. The connecting arm comprises a connecting section and a holding section. One end of the connecting section is connected to the bracket; the other end of the connecting section is connected to the holding section. The holding section is located at a side of the sensor structure that faces away from the bracket, and the sensor structure is held by the holding section to the bracket. The connecting arm forms the holding section by hot melt processing. The packaging effect of the sensor fixing structure is good, and its overall volume is small.
Embodiments of the present disclosure disclose a rotary key force unloading mechanism, and an electronic device. The rotary key force unloading mechanism includes a key, a bourdon tube, and a cover cap; the cover cap is axially movable relative to the bourdon tube, and the cover cap and the bourdon tube are connected by an axially retractable elastic member; a stem portion of the key passes through the bourdon tube and the cover cap, so that the elastic member is compressed when the cover cap is pressed by a key cap of the key; and the stem portion of the key is provided with a limiting member for preventing separation, and when no axial force is applied on the key, no interaction forces exist between the limiting member and the bourdon tube.
A device for transmitting sound to an ear canal includes a body portion, and a stabilizer element extending from the body portion. The stabilizer element is bendable in both a clockwise direction and a counterclockwise direction with respect to a central axis of a sound passage formed in the body portion, so as to contact with a cymba concha area of an ear to stabilize the device to the ear. In this way, an earpiece including the device may be worn on both a left ear and a right ear of a human, thereby reducing manufacture cost and complexity and improving user experience.
A biological monitoring electrode including an electrode body, wherein a surface of the electrode body is coated with an insulating anti-interference material layer, the insulating anti-interference material layer has a first notch, and the electrode body is exposed by the first notch to be contacted with a user's skin to acquire biological information. For example, a user's finger contacts the electrode body through the first notch as a signal input. During the biological signal acquisition process, since the surface of the electrode body is coated with the insulating anti-interference material layer, and the insulating anti-interference material layer may achieve the function of insulating and shielding electromagnetic interference environment interference, therefore the biological monitoring electrode may effectively shield external noise interference, and reduce the influence of external noise on acquisition of biological information, such as electrocardiogram signals, thereby improving the accuracy of measurement results.
A61B 5/263 - Bioelectric electrodes therefor characterised by the electrode materials
H05K 9/00 - Screening of apparatus or components against electric or magnetic fields
A61B 5/28 - Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
A61B 5/26 - Bioelectric electrodes therefor maintaining contact between the body and the electrodes by the action of the subjects, e.g. by placing the body on the electrodes or by grasping the electrodes
A sound generating assembly and an electronic device aving the same are provided. The sound generating assembly comprises a bracket, two sides of the bracket are respectively connected with a housing and a cover having a through slot, and the cover is configured to move in a direction facing the housing or a direction away from the housing, a contact is provided between the bracket and the housing and is configured to move synchronously with the cover, an end of the contact that is away from the cover is provided with a sounding elastic piece, when the cover moves in a direction facing the housing and an upper surface of the bracket is exposed from the through slot, the sounding elastic piece is deformed and making a sound after being pressed by the contact.
G10K 9/10 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only
32.
IMAGE PROCESSING METHOD, IMAGE PROCESSING DEVICE AND COMPUTER READABLE STORAGE MEDIUM
The disclosure discloses an image processing method, an image processing device and a computer readable storage medium. The image processing method comprises: performing a first rendering process on a left eye image and a right eye image during a first time period; performing a second rendering process on the left eye image obtained by the first rendering process during a second time period; performing a second rendering process on the right eye image obtained by the first rendering process during a third time period; performing an asynchronous time warping on the left eye image by the second rendering process during a fourth time period; performing the asynchronous time warping on the right eye image by the second rendering process during a fifth time period. The disclosure can reduce time delay during the rendering process and thereby reducing the user's dizzy feeling.
Disclosed are a control method and apparatus for a head-mounted device, and a head-mounted device, as well as an image rendering method and apparatus, and an electronic device. The control method comprises: sending a rendering request containing posture data to a cloud server, and receiving a first rendered image, wherein the first rendered image is an image obtained by rendering in the cloud server based on the posture data; obtaining real posture change data from a first target time to a second target time, wherein the first target time is a time when the rendering request is sent, and the second target time is a time when the first rendered image is received; and performing rendering compensation on the first rendered image based on the posture change data to obtain a second rendered image.
A conductive wire, coil, and device, wherein in the conductive wire, an aluminum oxide-coated graphene is added to a first paint layer, and a silver-coated graphene is added to a second paint layer. By means of such an arrangement, the coefficient of thermal conductivity of the first paint layer and the second paint layer reaches 2 to 10 W/(m·K), and therefore, the thermal conduction performance of the conductive wire can be remarkably improved, and the thermal conduction wire has an advantage of a good thermal conduction effect, with timely heat dissipation.
An image processing method and apparatus, an electronic device and a storage medium are disclosed. The method comprises: acquiring a current frame of image; detecting a moving object in the current frame of image to obtain a region of interest and a background region, wherein the region of interest includes the moving object; compressing image data of the region of interest to obtain first image data after compressed; and outputting the first image data after compressed and background picture data corresponding to the background region to a display device to display the current frame of image by the display device.
Disclosed are a processing method and a processing apparatus for notification message, and a smart wearable device. The method includes: receiving classification identifiers and keyword information corresponding to the classification identifiers; dividing an independent storage area for each of the classification identifiers, and recording keyword information corresponding to each storage area; when a notification message is received, parsing word information contained in the notification message; storing the notification message to a corresponding storage area according to matching relationship between the word information and the keyword information; and selecting a target storage area matching with the word information contained in a message reading instruction, and reading the notification message from the target storage area. In the present application, by dividing different storage areas for storing different types of notification messages, the required notification message is directly read from the corresponding storage area when the notification message is read subsequently.
G06F 16/387 - Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using geographical or spatial information, e.g. location
37.
CHARGING CASE FOR WIRELESS APPARATUS AND ELECTRONIC DEVICE
A charging case for a wireless apparatus and an electronic device are provided. The charging case includes a parasitic element. When the wireless apparatus is put into the charging case, the parasitic element is coupled to an antenna of the wireless apparatus. The type, shape, dimension, production, position and number of the parasitic element are not limited, which may be determined based on practical requirements.
The subject matter provides a path planning method, apparatus and electronic device. Wherein, the method comprises: performing environment modeling according to static road network information and dynamic road condition information of a road network so as to obtain an environment model; determining a plurality of candidate paths according to a starting point and an ending point; extracting from the environment model an environmental feature corresponding to each candidate path by a feature extraction network of a path planning model; inputting the environmental feature to a value estimation network of the path planning model so as to obtain an estimated value for each candidate path output by the value estimation network; determining an optimal path among the candidate paths according to the estimated value.
The present disclosure discloses a conductive wire, a conductive coil, and a conductive device, wherein in the conductive wire, a metal oxide-coated carbon material is added to a first paint layer, and a silver-coated carbon material is added to a second paint layer. By means of such an arrangement, the coefficient of thermal conductivity of the first paint layer and the second paint layer reaches 2 to 10 W/(m·K), and therefore, the thermal conduction performance of the conductive wire can be remarkably improved, and the thermal conduction wire has an advantage of a good thermal conduction effect, with timely heat dissipation.
A racket ball game method includes displaying a virtual court and displaying a virtual ball in the virtual court; determining a human body posture according to a relative position of a first handle and the head-mounted device; searching a target movement velocity ratio matching with the human body posture from a mapping relationship according to the human body posture; acquiring a movement trajectory of a second handle in a coordinate system of a head-mounted device; determining a virtual movement trajectory of the second handle in the virtual court according to the movement trajectory of the second handle in the coordinate system of the head-mounted device and the target movement velocity ratio; and determining a movement trajectory of the virtual ball according to the virtual movement trajectory and the movement trajectory of the virtual ball, and displaying the virtual ball according to the movement trajectory of the virtual ball.
A63F 13/212 - Input arrangements for video game devices characterised by their sensors, purposes or types using sensors worn by the player, e.g. for measuring heart beat or leg activity
A63F 13/5255 - Changing parameters of virtual cameras according to dedicated instructions from a player, e.g. using a secondary joystick to rotate the camera around a player's character
41.
VOICE COIL MOTOR, METHOD AND DEVICE FOR CONTROLLING VOICE COIL MOTOR
Disclosed are a voice coil motor, a method and a device for controlling the voice coil motor. The voice coil motor includes an outer coil module and an inner coil module inside the outer coil module, an air gap for the inner coil module to move is formed between the inner coil module and the outer coil module. The method includes: driving the outer coil module to generate an outer coil electromagnetic force; determining an inner coil current instruction according to an expectation force instruction and force feedback information sent by an executing mechanism of the voice coil motor; driving the inner coil module of the voice coil motor to generate an inner coil electromagnetic force according to the inner coil current instruction; and enabling the executing mechanism to generate a motor acting force according to the outer coil electromagnetic force and the inner coil electromagnetic force.
H02P 7/025 - Arrangements for regulating or controlling the speed or torque of electric DC motors the DC motors being of the linear type the DC motors being of the moving coil type, e.g. voice coil motors
42.
METHOD FOR COMMUNICATION BETWEEN WIRELESS EARPHONE AND CHARGING CASE, CHARGING CASE, TWS EARPHONE, AND SYSTEM
A method for communicating between a wireless earphone and a charging case, a charging case, a TWS earphone and a TWS earphone system are provided. In the method, in response to a case opening signal, the earphone case I/O controlling module is controlled to set an operation attribute of the first I/O interface as a communication interface. A predetermined negotiation signal is transmitted to the wireless earphone via the first I/O interface. It is determined whether a negotiation confirmation signal corresponding to the predetermined negotiation signal is received from the wireless earphone via the first I/O interface. In a case that the negotiation confirmation signal corresponding to the predetermined negotiation signal is received from the wireless earphone via the first I/O interface, the charging case enters into a communication mode for communicating with the wireless earphone.
Headphones configured to detect a wearing mode include, but are not limited to, a main body provided therein with a control module and a speaker that are connected with each other; a first earplug detachably connected with the main body and is configured to plug in an ear canal; a second earplug detachably connected with the main body and is configured to plug in an ear canal; a sensing member provided on the main body and connected with the control module; and a sensed member provided on the first earplug or the second earplug; wherein an insertion depth of the first earplug is different from an insertion depth of the second earplug, and when the earplug provided with the sensed member is connected with the main body, the sensed member is within a sensing range of the sensing member.
G01D 5/14 - 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
44.
CONDUCTIVE WIRE, CONDUCTIVE COIL, AND CONDUCTIVE DEVICE
A conductive wire, a conductive coil, and a conductive device, wherein in the conductive wire, an aluminum oxide-coated nano-carbon fiber is added to a first paint layer, and a silver-coated nano-carbon fiber is added to a second paint layer. By means of such an arrangement, the coefficient of thermal conductivity of the first paint layer and the second paint layer reaches 2 to 10 W/(m·K), and therefore, the thermal conduction performance of the conductive wire can be remarkably improved, and the thermal conduction wire has an advantage of a good thermal conduction effect, with timely heat dissipation.
Disclosed are a method, apparatus and system for adjusting the volume of a head-mounted display device, and a computer-readable storage medium. The method includes: picking up a sound signal at an ear entrance position of a user; acquiring an environment sound signal from the sound signal according to the sound signal and a currently played audio signal; determining an output volume target value of a head-mounted display device according to the environment sound signal; and adjusting the volume of the head-mounted display device according to the output volume target value.
A handle and a method, system and device for adjusting an operating rod threshold value are disclosed. The method for adjusting an operating rod threshold value comprises: acquiring position data of palm feature points when a user is grasping a gripping portion of a handle (S1); obtaining palm size data according to the position data of the palm feature points (S2); judging whether the operating rod threshold value of the handle is within a suitable operating threshold range corresponding to the palm size data, and if not, adjusting the operating rod threshold value so that the operating rod threshold value after adjusted is suitable for the user (S3). The method for adjusting an operating rod threshold value can adjust the operating rod threshold value of the operating rod of the handle according to the palm size of different users, thereby improving the operational comfort of users.
A63F 13/22 - Setup operations, e.g. calibration, key configuration or button assignment
A63F 13/214 - Input arrangements for video game devices characterised by their sensors, purposes or types for locating contacts on a surface, e.g. floor mats or touch pads
47.
Imaging method for a head-mounted display and head-mounted display
An imaging method of a head-mounted display and a head-mounted display are disclosed. The method includes, but is not limited to: detecting a wavefront of a beam emitted by the head-mounted display through its optical system; acquiring a position of a visual axis of a human eye; calculating a deviation between the visual axis of the human eye and an optical axis of the optical system; and adjusting a wavefront incident to the human eye according to the deviation, so that a correspondence between the wavefront incident to the human eye and the visual axis is consistent with a correspondence between the wavefront of the beam emitted from the optical system and the optical axis.
An earphone, an earphone control method and an earphone control device are provided. The earphone control method and the earphone control device are applied to an earphone arranged with an ultrasonic transceiver and an ultrasonic receiver. The method includes: controlling the ultrasonic transceiver to transmit a first ultrasonic signal while the earphone is being worn (S110); obtaining a first echo signal collected by the ultrasonic transceiver, determining whether there is an object within a preset range based on the first echo signal, and controlling, in a case that there is an object within the preset range (S120), the ultrasonic transceiver to transmit a second ultrasonic signal (S130); performing feature extraction and gesture identification based on a second echo signal collected by the ultrasonic transceiver and a third echo signal collected by the ultrasonic receiver to obtain an identification result (S140); and determining whether the identification result indicates a valid gesture based on a current operation mode of the earphone and preset gestures corresponding to the current operation mode, and controlling, in a case that the identification result indicates the valid gesture (S150), the earphone to perform an action based on an action instruction corresponding to the valid gesture (S160). According to the present disclosure, the earphone is controlled, improving the control sensitivity of the earphone and the user experience, and facilitating miniaturization of earphones.
G01S 7/539 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisation; Target signature; Target cross-section
49.
METHOD, APPARATUS AND SYSTEM FOR TESTING A BONE CONDUCTION COMMUNICATION DEVICE
A method, an apparatus and a system for testing a bone conduction communication device is disclosed. A vibration exciter is disposed at a wearing position of an artificial head model where the bone conduction communication device is located. The method comprises: transmitting a test audio to first and a second digital signal processors; transmitting an audio signal processed by the first digital signal processor to the vibration exciter, and simulating vibration of a bone at a corresponding part by which human generates sound using the vibration exciter, to generate a vibration signal; transmitting an audio signal processed by the second digital signal processor to an artificial mouth and simulating human sound production to generate an acoustic signal; collecting the vibration signal and the sound signal using the bone conduction communication device, and testing the bone conduction communication device according to the collected vibration signal and sound signal.
A voice signal detection method, a terminal device and a storage medium. Said method comprises: receiving a time domain signal detected by a bone conduction sensor in the terminal device, and acquiring time domain features in the time domain signal (S10); converting the time domain signal into a frequency domain signal, and acquiring frequency domain features in the frequency domain signal (S20); and when the time domain feature satisfies a first preset condition and the frequency domain feature satisfies a second preset condition, determining that a voice signal has been detected by the bone conduction sensor (S30). The voice detection is performed according to a signal detected by the bone conduction sensor, without the need of combining with a signal detected by a microphone, so that the voice detection is simpler, and moreover, as voice recognition is performed merely in combination with the bone conduction sensor, the cost is low.
G10L 25/78 - Detection of presence or absence of voice signals
G10L 25/09 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the type of extracted parameters the extracted parameters being zero crossing rates
G10L 25/18 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
51.
SCREEN CONTENT MAGNIFICATION METHOD AND DEVICE, AND COMPUTER READABLE STORAGE MEDIUM
A screen content magnification method and device, and a computer readable storage medium. The method includes steps of: starting an magnifier function after a starting instruction of the magnifier function is detected, starting a camera device to acquire an area image of a preset area, and detecting whether a finger image corresponding to the finger of a user exists in the area image; if it is detected that a finger image exists in the area image, determining, on the basis of the finger image, position coordinates of the finger of the user in the area image; and determining size data of a touch screen, determining, on the basis of the size data and the position coordinates, a corresponding position to be magnified, and magnifying, on the basis of the magnifier function, screen content of a position area corresponding to the position.
G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
G06T 7/70 - Determining position or orientation of objects or cameras
G06F 3/0488 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
G06F 3/042 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
52.
WEARABLE DEVICE AND SCREEN WAKE-UP METHOD THEREOF, AND READABLE STORAGE MEDIUM
A screen wake-up method, which is applied to a wearable device. The method includes: when a screen of a wearable device is in a turned-off state, performing an illuminance monitoring operation on a set position of the wearable device to obtain illuminance data (S10); identifying a contact operation corresponding to the set position according to the illuminance data (S20); and when the contact operation satisfies the set contact condition corresponding to screen wake-up, controlling the screen to be switched to a turned-on state (S30). Further disclosed are a wearable device and a readable storage medium, which may improve the endurance capabilities of the wearable device.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
G06F 3/0346 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
A wake-up test device for intelligent voice equipment is taught herein. The wake-up test device includes a fixed frame. The wake-up test device further includes a first clamping assembly arranged on the fixed frame. The wake-up test device further includes a second clamping assembly arranged on the fixed frame. The first clamping assembly and the second clamping assembly can be brought to be close to or far away from each other. The wake-up test device further includes a vibration exciter arranged on the first clamping assembly or the second clamping assembly. An object to be tested is placed on the vibration exciter, the first clamping assembly and the second clamping assembly are brought to be close to each other and fix the object to be tested on the vibration exciter, so that the object to be tested attaches to the vibration exciter.
A projection mechanism and glasses are disclosed. The projection mechanism comprises an arc-shaped guide rail, a mounting bracket and a projection assembly. The mounting bracket is slidably arranged on the arc-shaped guide rail. The mounting bracket is provided with a through hole. The projection assembly is inserted in the through hole. The arc-shaped guide rail and the mounting bracket are respectively used to connect the rim and the temples. The mounting bracket can be located at a first position or a second position of the arc-shaped guide rail. When the mounting bracket is located at the first position of the arc-shaped guide rail, a light source output end of the projection assembly faces toward the rim. When the mounting bracket is located at the second position of the arc-shaped guide rail, the projection assembly is far away from the rim.
A head-mounted device and a control method, apparatus and system are disclosed. The head-mounted device comprises a device body, a bracket connected with the device body, and at least one rotary arm. The bracket is used to wear the head-mounted device on a user's head. The bracket is provided thereon with a bone conduction speaker. One end of the rotary arm is rotationally connected to the bracket, and the other end of the rotary arm is provided with an earphone.
Disclosed are a step counting method, a step counting device, and a computer readable storage medium. The step counting method includes: obtaining acceleration data, the acceleration data including effective peaks (S100); determining a time interval between a current effective peak and an effective peak obtained last time; when the time interval is greater than a preset interval, obtaining a data area of the effective peaks until a next time interval is greater than the preset interval; when the number of effective peaks within the data area is less than a preset value, determining feature information of the effective peaks within the data area; and when the feature information of the effective peaks within the data area satisfies a preset condition, updating step counting data.
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
57.
VOICE ACTIVATION DETECTING METHOD OF EARPHONES, EARPHONES AND STORAGE MEDIUM
Several embodiments of the present application discloses a voice activation detecting method of earphones, including: converting a first time-domain microphone signal into a frequency-domain microphone signal, and converting a first time-domain bone conduction signal into a frequency-domain bone conduction signal; obtaining a coherence coefficient according to the frequency-domain microphone signal and the frequency-domain bone conduction signal; obtaining spectral energy according to the frequency-domain bone conduction signal; determining that voice or noise is detected by the earphones according to the coherence coefficient and the spectral energy. The present application further discloses earphones and a storage medium.
An audio signal processing method is disclosed. The method comprises the following steps: acquiring a first audio signal received by a bone conduction sensor and a second audio signal received by the microphone; determining a frequency division value according to the first audio signal and the second audio signal; and processing the first audio signal and the second audio signal according to the frequency division value to obtain an audio output signal of the electronic device. An electronic device and a computer readable storage medium are also disclosed, which achieves the effect of improving the quality of audio signals collected by the electronic device.
A diaphragm and a sound generating apparatus. The diaphragm comprises at least one elastomer layer, and the elastomer layer is made of a rubber compound. The rubber compound comprises nitrile rubber and hydrogenated nitrile rubber. Both the nitrile rubber and the hydrogenated nitrile rubber contain acrylonitrile blocks. In terms of mass percentage, the range of the content of acrylonitrile blocks is 20% to 80%. The described diaphragm has excellent mechanical strength, cold resistance, and resilience, and has high damping performance.
Disclosed in the present application is a sound generating device module, comprising: a housing having a cavity therein; a frame fixedly provided in the cavity, a high-pitch sound generating unit and a low-pitch sound generating unit are respectively provided on two opposite sides of the frame, the high-pitch sound generating unit and the low-pitch sound generating unit share the cavity; a baffle plate is provided on a side of the housing corresponding to the high-pitch sound generating unit, and the baffle plate and the housing together form a side sound output port corresponding to the high-pitch sound generating unit; and the sound generating device module is configured to form a front sound output structure for the low-pitch sound generating unit.
H04R 1/24 - Structural combinations of separate transducers or of parts of the same transducer and responsive respectively to two or more frequency ranges
A defect detection method for an LCD screen includes acquiring a screen image of the LCD screen, performing a rough search for defects in the screen image to extract a suspected area where the defects are located, (based on the suspected area,) clustering every pixel point in the suspected area to obtain clustering results, and each clustering result corresponds to a suspected defect, and (according to the clustering result,) calculating a width and length of the suspected defect corresponding to the clustering result, and determining whether the suspected defect is a screen defect and which type of screen defect it belongs to based on the width and length of the suspected defect. The technical solution of the present disclosure realizes automatic detection of screen defects by rough positioning and accurate positioning of suspected defects, and the detection results are accurate and reliable.
An adjusting mechanism is disclosed. The adjusting mechanism includes, but is not limited to, a middle shell and a foam support. The adjusting mechanism further includes, but is not limited to a sliding module movably arranged in the middle shell, connected with the foam support, and configured to adjust a horizontal spacing between the middle shell and the foam support. The adjusting mechanism still further includes, but is not limited to, a flipping module rotatably arranged on the sliding module, connected with the foam support, and configured to drive the foam support to flip relative to the middle shell.
F16M 13/02 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
G06F 1/16 - Constructional details or arrangements
Disclosed in the present application is a sound generating device module, comprising: a housing having a cavity therein; a frame fixedly provided in the cavity, a high-pitch sound generating unit and a low-pitch sound generating unit are respectively provided on two opposite sides of the frame; a baffle plate is provided on a side of the housing corresponding to the high-pitch sound generating unit, and the baffle plate and the housing together form a side sound output port corresponding to the high-pitch sound generating unit; the frame and the housing form a first rear sound cavity and a second rear sound cavity isolated from each other in the cavity, the first rear sound cavity is communicated with the low-pitch sound generating unit, and the second rear sound cavity is communicated with the high-pitch sound generating unit.
Disclosed is a haptic feedback method, a related device and a computer readable storage medium. The haptic feedback method is used in a wearable device, and the haptic feedback method includes: receiving first vibration information sent by a terminal device; on the basis of the first vibration information, sending vibration feedback information to the terminal device; receiving second vibration information sent by the terminal device; and on the basis of the first vibration information, implementing vibration. The present method aims to solve the problem in the prior art of the information sent by the wearable devices being limited.
A three-dimensional reconstruction method, comprising: performing slide calculation on an acquired current image frame to obtain to-be-processed windows; performing point feature extraction and line feature extraction on the to-be-processed windows, and determining corresponding features in each to-be-processed window; performing iterative quadtree splitting for circles on each target to-be-processed window to obtain circular regions of interest corresponding to each target to-be-processed window; performing feature screening on features in the target circular regions of interest to obtain target features corresponding to each target circular region of interest; and performing three-dimensional reconstruction corresponding to the current image frame by using the target features. By introducing line features in the feature extraction stage of three-dimensional reconstruction, the line segment features in the three-dimensional reconstruction scenes can be better perceived, and the reconstruction efficiency of simple regular three-dimensional models can be accelerated.
Disclosed is a method for correcting battery level of wireless earphones. The wireless earphones comprise a voltameter, the voltameter determines the battery level of the wireless earphones according to a power supply voltage of the wireless earphones. The method for correcting battery level of wireless earphones comprises: when a charging device is started for the first time after firmware upgrade is completed, obtaining an interval period between a starting time point of the charging device and a predicted starting time point of the wireless earphones; determining a target period according to the interval period, wherein the target period is greater than or equal to the interval period; and controlling a charging circuit of the charging device to be disconnected for the target period, to enable the wireless earphones to be discharged for the target period.
A rotating assembly comprises a rotary shaft, an accommodating body and a position-limiting switch. An outer wall of the rotary shaft includes a first tenon and a second tenon. The accommodating body includes a matching hole for the first tenon to insert and rotate therein. An inner wall of the matching hole includes a convex rib. By rotating the rotary shaft, a side wall of the first tenon and a side wall of the convex rib butt against or separate from each other, so that in an axial direction of the rotary shaft, the rotary shaft is fixed or movable relative to the accommodating body. When the side wall of the first tenon and the side wall of the convex rib butt against each other, the position-limiting switch and the second tenon are clamped together to prevent the rotary shaft from rotating relative to the accommodating body.
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
A63F 13/92 - Video game devices specially adapted to be hand-held while playing
A63F 13/26 - Output arrangements for video game devices having at least one additional display device, e.g. on the game controller or outside a game booth
68.
IMAGE DISPLAY METHOD, IMAGE DISPLAY DEVICE AND READABLE STORAGE MEDIUM
An image display method, an image display device, and a readable storage medium are disclosed. The image display method applied to a headset display device comprises: controlling the camera to capture a display image, comparing the display image with a corresponding reference image, to obtain a pixel point of the display image that is changed relative to the reference image, wherein the reference image is a previous frame image of the display image captured by the camera (S10); obtaining pixel information of the pixel point according to the changed pixel point (S20); and refreshing the changed pixel point to the display screen according to the pixel information (S30).
A blood pressure measuring device comprises a device body, an air bag, an air nozzle and a piston, an air pump is provided in the device body, a casing of the device body is provided with a mounting hole and an air channel connection hole communicating with the mounting hole, the air channel connection hole is communicated with an air outlet of the air pump, the piston is installed in the mounting hole, the piston includes a piston sealing portion capable of forming a seal with the mounting hole positioned above the air channel connection hole, the air nozzle includes a through hole communicating with the air bag, when the air nozzle is inserted into the mounting hole, the air nozzle presses the piston downward until the piston sealing portion is positioned below the air channel connection hole, the through hole is communicated with the air channel connection hole.
An apparatus and a method for force sensing, and an electronic device. The apparatus includes at least one first sensor, at least one second sensor, and a comparator. The at least one first sensor generates a first signal, the at least one second sensor generates a second signal, and the comparator receives both the first signal and the second signal. The first signal is determined by deformation of a deformable portion and temperature at the deformable portion, and the second signal is determined by the temperature at the deformable portion. The comparator determines whether the deformable portion deforms based on the first signal, the second signal, and the threshold signal, and further generates the third signal which is in the active state in response to the determination being positive. The apparatus can make an accurate response when the deformation of the deformable portion serves as an input operation.
G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
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
An electronic device includes, but is not limited to a device body (1), a display screen (2, 2′, 2″) position-adjustably disposed on the device body (1), and a speaker disposed in the device body (1). The device body (1) is provided with sound holes (3) for sound to pass through at least on a display screen mounting surface. The display screen (2, 2′, 2″) is movable between a shielding position at which all the sound holes on the display screen mounting surface are shielded and a non-shielding position at which part or all of the sound holes (3) on the display screen mounting surface are exposed outside.
An audio signal processing method including the following steps: acquiring a bone conduction audio signal collected by a bone conduction vibration pickup device; acquiring a low frequency transfer function which matches the bone conduction audio signal and a high frequency transfer function corresponding to the low frequency transfer function, wherein the low frequency transfer function and the high frequency transfer function are corresponding transfer functions between the bone conduction audio signal and an air conduction audio signal which correspond to the same voice; and performing frequency domain extension on the bone conduction audio signal on the basis of the low frequency transfer function and the high frequency transfer function, and taking the extended initial audio as output audio. The effect of improving the integrity pf a voice signal collected by a terminal device is achieved.
A method and device for adjusting a position of an earphone, equipment and storage medium are disclosed. The earphone is provided with a TOF sensor. The method comprises: acquiring position information of an ear using the TOF sensor, wherein the position information of the ear includes positions of points describing the ear in morphology; determining a position of a center point of an ear canal of the ear according to the position information of the ear; acquiring a position of a center point of the earphone; and outputting an adjustment vector of the position of the earphone according to the position of the center point of the ear canal and the position of the center point of the earphone.
Disclosed is a heat dissipation method for a head-mounted device. A temperature sensor, a heat dissipation fan and a power supply are disposed in the head-mounted device. The heat dissipation method for a head-mounted device comprises: obtaining a temperature acquired by the temperature sensor and an electric quantity of the power supply periodically or in real time; and activating the heat dissipation fan when it is determined that the head-mounted device satisfies a heat dissipation condition according to the temperature and the electric quantity. Further disclosed are a head-mounted device and a computer-readable storage medium. By means of the present disclosure, heat dissipation can be performed on a head-mounted device in a timely manner, thereby ensuring the service life of the head-mounted device.
A visual guidance-based mobile game system (001) comprises a terminal (100) and a gamepad (200) connected with the terminal (100). The terminal (100) comprises a user interface module configured to receive an eye movement image and output a mobile game response. The mobile game system (001) further comprises a visual intelligent guidance module (210) and a data processing module (220) that are connected with the user interface module (120). The eye tracker converts the eye movement image into the eye tracking information. The visual intelligent guidance module (210) is configured to transmit the eye tracking information to the data processing module (220). The data processing module (220) is configured to determine a responsive instruction corresponding to the eye tracking information according to the eye tracking information, so as to guide a control point on a screen of the terminal according to the responsive instruction and complete the mobile game response.
A63F 13/213 - Input arrangements for video game devices characterised by their sensors, purposes or types comprising photodetecting means, e.g. cameras, photodiodes or infrared cells
A63F 13/42 - Processing input control signals of video game devices, e.g. signals generated by the player or derived from the environment by mapping the input signals into game commands, e.g. mapping the displacement of a stylus on a touch screen to the steering angle of a virtual vehicle
76.
DIAPHRAGM FOR SOUND PRODUCING DEVICE, SOUND PRODUCING DEVICE, AND METHOD FOR ASSEMBLING THE SAME
A diaphragm applied to a sound producing device, a sound producing device, and a method for assembling the same. The diaphragm comprises a film layer prepared by means of a crosslinking reaction of at least one of an ethylene-acrylate copolymer and an ethylene-acrylate-carboxylic acid copolymer. The molecular structure of the diaphragm comprises a vinyl-acrylic group. The group causes the material to have a less symmetrical chemical structure, a reduced tacticity and an increased steric hindrance, such that the diaphragm has a high loss factor, and the sound producing device achieves a good damping effect.
A sound generating apparatus and an electronic device, comprising: a voice coil assembly; a pad disposed on a surface of the voice coil assembly and also provided with a separation structure, and the separation structure separates the pad into a first conductive part and a second conductive part, the first conductive part and the second conductive part are electrically connected, and the voice coil assembly is electrically connected with the first conductive part; and a conductive elastic member connected with the second conductive part, and the conductive elastic member is used for centering support the voice coil assembly. The technical solution of the present disclosure is intended to ensure that the welding end of the conductive structure and the welding end of the voice coil are consistent in height on the welding surface, so as to ensure the sound generating effect of the sound generating apparatus.
Disclosed is an application device, comprising a plurality of elastic members, each elastic member comprises a first connecting portion, a second connecting portion and a deformation portion therebetween, the first connecting portion and the second connecting portion are respectively connected to different members in the application device, and the different members are movable or fixed relative to each other, wherein the deformation portion is formed by extending from a first end to a second end in a straight line and/or a curve in the same direction or in different directions. According to the present disclosure, the manufacturing is simple and convenient, thinning of product is facilitated, and the elastic members maintain good compliance, without influencing the vibration of a vibration unit. At least one elastic member is widened and/or has at least two cross sections with different sizes, thereby reducing the stress concentration, and eliminating the resonance.
Disclosed is an application device, comprising an elastic member group comprising a plurality of elastic members each comprises first and second connecting portions and a deformation portion therebetween, the first and second connecting portions are respectively connected to different members in the application device, the different members are movable or fixed relative to each other, the deformation portion is formed by extending from a first end to a second end in a straight line and/or a curve in same or different directions, forming manner and/or a cross-sectional size and/or material of at least one elastic member are different from other elastic members. The elastic members can be adaptively changed according to different internal environments of the application device, have good compatibility and are simple and convenient to manufacture, facilitate the thinning of products, maintain good compliance, provide sufficient displacement and do not affect the vibration of a vibration unit.
Disclosed are a sound production apparatus and an electronic device, the sound production apparatus comprises an elastic member and a component to be connected, the elastic member comprises a connection end, the component to be connected comprises a coupling region, and a shape and a structure of the connection end are configured such that the connection end is fitted with the coupling region when coupling the connection end and the coupling region. The technical solutions of the present disclosure are intended to have a good coupling effect at the connection between the elastic member and the component to be connected, and to improve the reliability of the sound production apparatus.
A data acquisition method and apparatus for a head-mounted display device, a host and a head-mounted display device are provided. The method includes: acquiring user head posture information collected by a head posture sensor; determining a predicted head position at a next rendering moment based on the user head posture information and a current display scene of the head-mounted display device; and acquiring a current video rendering corresponding to the current rendering moment based on the predicted head position and video data at the current rendering moment, in order that the head-mounted display device displays a rendered video at the current rendering moment and a target time warped frame, where the current video rendering includes the rendered video and one or more time warped frames for the next rendering moment, and the target time warped frame is one of the one or more time warped frames.
Disclosed are a sound generation device and an electronic apparatus. The sound generation device comprises: a support; a vibration unit; and at least two elastic member. Each of the elastic member comprises: a first elastic assembly having at least one first elastic connector connected to the support and the vibration unit; and a second elastic assembly having at least one second elastic connector connected to the support and the vibration unit. The first elastic assembly and the second elastic assembly are fixed at different positions in a height direction of a voice coil. The voice coil has a first end surface in the height direction. At least a portion of a first projection region of the first elastic assembly projected onto a plane where the first end surface is located is at outside of a second projection region of the second elastic assembly projected onto the first end surface.
Disclosed in the present disclosure are a sound production apparatus and an electronic device. The sound production apparatus comprises a holder, a vibration unit, an elastic member, and a damping member, wherein the elastic member connects the holder and the vibration unit, and the damping member is disposed on the elastic member. The technical solution of the present disclosure aims at preventing the elastic member from resonating with the vibration unit, thereby ensuring the vibration trajectory of the vibration unit, and ensuring the operation stability of the sound production apparatus.
H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
H04R 9/04 - Construction, mounting, or centering of coil
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
84.
Charging method and system, charging box, and Bluetooth earphones
A charging method and system, a charging box and Bluetooth earphones are disclosed. The charging method is applied to the charging box. The charging method comprises: when it is detected that Bluetooth earphones are placed in the charging box, acquiring current capacity information of the Bluetooth earphones; determining a number of Bluetooth earphones according to the current capacity information; if the number of Bluetooth earphones is two, calculating a capacity difference and a total charging capacity required according to a first current capacity and a second current capacity in the current capacity information; and acquiring a chargeable capacity of the charging box, comparing the chargeable capacity with the total charging capacity required and the capacity difference, and charging the Bluetooth earphones according to comparison results.
Disclosed is an application device comprising a plurality of elastic members, the elastic member comprises a first connecting portion, a second connecting portion and a deformation portion located between the first connecting portion and the second connecting portion; the first connecting portion and the second connecting portion are connected to different components in the application device respectively, and the different components are movable relative to each other, or the different components may be unmovable relative to each other; the deformation portion is formed by extending from the first end to the second end along the same direction or different directions in a straight line and/or a curved line; and each of the elastic members is integrally formed by punching a sheet-shaped structure.
A battery capacity display method and device, electronic equipment and a computer-readable storage medium are disclosed. The method comprises: judging whether a battery to be detected can be fully charged when the battery to be detected is in a constant voltage charging state (S101); if not, determining a current capacity state of the battery to be detected and monitoring a time duration of the battery to be detected under the current capacity state (S102); judging whether the time duration is greater than a corresponding preset overtime threshold (S103); and if the time duration is greater than the preset overtime threshold, displaying full capacity via a UI interface (S104).
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
G01R 31/388 - Determining ampere-hour charge capacity or SoC involving voltage measurements
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
G01R 31/3842 - Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
A loudspeaker and an earphone are disclosed. The loudspeaker comprises: a housing; and a vibration system and a magnetic circuit system that are accommodated in the housing. The vibration system comprises a diaphragm, a centering support piece and a vibrating voice coil. The centering support piece comprises a mounting part correspondingly connected with the central part of the diaphragm. The magnetic circuit system comprises a magneto-conduct yoke, a central magnetic circuit part and a side magnetic circuit part, and a coupling magnetic circuit part located above the central magnetic circuit part, and a magnetic gap accommodating the vibrating voice coil is formed between the central magnetic circuit part and the side magnetic circuit part. When the coupling voice coil is energized, upward and downward forces are generated by magnetic field coupling of the coupling voice coil and the coupling magnetic circuit part. The loudspeaker has good sound effect.
A step counting judgment method and device and a computer-readable storage medium are disclosed. The step counting judgment method comprises: acquiring an acceleration dataset corresponding to each axis of an acceleration sensor in a current step counting cycle; determining a characteristic value corresponding to each axis according to the acceleration dataset corresponding to each axis; comparing characteristic values of different axes, and determining that an axis corresponding to a maximum value in the characteristic values is a characteristic axis; judging validity of step counting data according to the characteristic axis and a reference axis; and performing a step counting operation when the step counting data is valid data. Aims to solve the problem of low step counting accuracy of step counting judgment devices, the present disclosure provides the step counting judgment method and device and the computer-readable storage medium.
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
A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
89.
HEAD MOUNTED DISPLAY DEVICE AND HEAD MOUNTED DISPLAY ASSEMBLY
A head mounted display device and a head mounted display assembly are disclosed in some embodiments of the present disclosure. The head mounted display device comprises a display body and a sound transmission member. The display body is configured to display an image. The sound transmission member is connected to the display body, and is provided with a sound amplification cavity, a mounting groove communicated with the sound amplification cavity and a sound outlet hole. The mounting groove is configured to accommodate an earphone. The technical solution of the present disclosure can further reduce sound leakage and reduce noise interference to the surrounding environment.
Embodiments of the present disclosure provide an earphone debugging method and device, and a storage medium. The earphone debugging method comprises the following steps: obtaining configuration parameters to be updated of a slave earphone and configuration parameters to be updated of a master earphone by the master earphone; sending, by the master earphone, the configuration parameters to be updated of the slave earphone to the slave earphone, which allows the slave earphone to be operated according to the configuration parameters to be updated of the slave earphone; and the master earphone being operated according to the configuration parameters to be updated of the master earphone. According to the embodiments of the present disclosure, the earphone debugging efficiency is improved.
A cross-platform interaction method of VR and AR, AR device, AR server, VR device and VR server are disclosed. The method is applied to the AR server and comprises: acquiring first cross-platform interaction data corresponding to an AR client (S101); generating a first XML data interaction file corresponding to the first cross-platform interaction data (S102); and sending the first XML data interaction file to the VR server corresponding to a target VR client to enable the target VR client to perform a corresponding cooperative operation according to the first cross-platform interaction data (S103). The present disclosure uses the cross-platform characteristics of XML can realize the data interconnection between two platforms in the form of a lightweight database, improve the synchronization efficiency of cross-platform interaction data, realize standardized management of data from different platforms, and reduce resources used in the collaborative integration development of different VR and AR programs.
A charging method and system, a charging box and Bluetooth earphones are disclosed. The charging method is applied to the charging box, and comprises: acquiring a communication data packet of Bluetooth earphones according to a preset communication frequency when the charging box is charging the Bluetooth earphones, wherein the communication data packet includes a current battery voltage of the Bluetooth earphones (S10); determining a target charging voltage according to the current battery voltage (S20); and charging the Bluetooth earphones based on the target charging voltage (S30). The charging method can realize the dynamic adjustment of the charging voltage, reduce the energy loss of the charging box during the charging process, thereby increasing the number of times that the charging box can charge the Bluetooth earphones and improving the battery life of the Bluetooth earphones.
An image display method applied to AR glasses is disclosed. An inner frame of the AR glasses is provided with a first camera, and an outer frame of the AR glasses is provided with a second camera. The image display method comprises: detecting eye rotation information of a glasses wearer by using the first camera (S101); adjusting a shooting angle of the second camera according to the eye rotation information, and acquiring a target image collected by the second camera after adjusting the shooting angle (S102); judging whether there is a target object in the target image (S103); and if yes, displaying an image including position information of the target object via a lens of the AR glasses (S104). The object recognition accuracy of the AR glasses is improved.
A joystick drift processing method, comprising: acquiring a command output state of a joystick (S101); not responding to a movement command generated by the joystick when the command output state is a drift output state (S102); and responding to a movement command generated by the joystick to adjust a state of a target object when the command output state is a normal output state (S103). It can distinguish whether the movement command generated by the joystick is based on user’s operation or based on joystick drift. When the joystick is in the drift output state, the processor does not respond to the movement command generated by the joystick, so as to avoid the misoperation on the target object and improve the user’s game experience.
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
A63F 13/218 - Input arrangements for video game devices characterised by their sensors, purposes or types using pressure sensors, e.g. generating a signal proportional to the pressure applied by the player
95.
Communication method between earphones and charging box, charging box, earphones and readable storage medium
A communication method between earphones and a charging box is disclosed. The method comprises: acquiring a data packet to be sent from a sending queue; sending a data request message containing the data packet to be sent to the earphones; and when having received a reply message from the earphones, continuing to execute the step of acquiring a data packet to be sent from the sending queue until the sending queue is empty. In the communication method between earphones and a charging box of the present disclosure, when data is transmitted between the charging box and the earphones, the data transmission between the charging box and the earphones can be realized without switching the master-slave relationship between the charging box and the earphones, which is simple to realize and reduces the additional communication burden.
Disclosed is a diaphragm and a sound generating device. The raw material of the diaphragm comprises a liquid diene-based rubber and a vulcanizing agent, and the liquid diene-based rubber comprises a liquid butadiene-based rubber or a liquid isoprene-based rubber. The diaphragm is prepared by injecting the raw material into a diaphragm forming mold and then performing a cross-linking reaction. The diaphragm has an elongation at break of more than 200%, therefore the reliability of the diaphragm is high, the diaphragm has a damping of more than 0.07, and the has higher damping in the range of the operating temperature and frequency, therefore the loudspeaker using this diaphragm may obtain lower THD, higher listening yield, better sound quality, and swing during vibration not easily occurs, the listening stability is good, and the diaphragm can also ensure that the defects such as diaphragm folding and diaphragm damage not easily occurs after low temperature reliability.
The present invention discloses a sound generating device, which comprises a housing, and a vibration system and a magnetic circuit system which are coupled to the housing, wherein the magnetic circuit system comprises a magnetic conductive yoke, the magnetic conductive yoke comprises a magnetic conductive body and a connecting flange, the magnetic conductive body faces a diaphragm of the vibration system, the connecting flange is formed by bending the magnetic conductive body towards a side where the diaphragm is located, and the connecting flange is provided with a plurality of ventilation holes; and wherein a leakage opening is formed between the housing and the magnetic conductive body, and the connecting flange completely covers the leakage opening. The technical solutions of the present invention can reduce the defective rate of products.
The present disclosure provides a diaphragm and a sound generating device using the diaphragm. The diaphragm comprises a diaphragm body part, and a composite layer bonded to the center of the diaphragm body part. The composite layer comprises: a porous material layer; and a first metal layer and a second metal layer respectively disposed on two sides of the porous material layer. Compared with the prior art, the composite layer of the diaphragm adopts a composite structure composed of a porous material layer and metal layers, which can reduce the mass of the diaphragm and improve the modulus density ratio of the diaphragm while ensuring the rigidity of vibration. The porous structural material can increase the damping of the diaphragm, absorb the vibration energy under the specific resonant frequency, and thus effectively improve the high-frequency split vibration, reduce the distortion and improve the high pitched sound quality.
H04R 7/06 - Plane diaphragms comprising a plurality of sections or layers
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
H04R 9/02 - Transducers of moving-coil, moving-strip, or moving-wire type - Details
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
99.
BLUETOOTH EARPHONE CONNECTION SWITCHING METHOD, APPARATUS AND DEVICE, AND STORAGE MEDIUM
-- Some embodiments of the present application disclose a Bluetooth earphone connection switching method, apparatus and device, and a storage medium. The Bluetooth earphone connection switching method comprises the following steps: a master device establishes a communication connection with all slave devices, and establishes a Bluetooth connection with a Bluetooth earphone; upon detecting a preset event, a slave device sends an earphone connection request instruction to the master device, and converts to a master mode; upon receiving the earphone connection request instruction, the master device disconnects the Bluetooth connection with the Bluetooth earphone; and upon receiving a permission instruction fed back by the master device, the slave device which has converted to the master mode establishes a Bluetooth connection with the Bluetooth earphone according to pre-stored Bluetooth earphone pairing information, thereby completing Bluetooth earphone connection switching between the master device and the slave device.
A handle trigger control apparatus and a handle having the handle trigger control apparatus are disclosed. The handle trigger control apparatus comprises a trigger bracket, and further comprises: a trigger that is movably disposed on the trigger bracket and is provided thereon with a trigger magnet; a bracket magnet that is movable and can be fixedly provided on the trigger bracket; and a control device configured to control the bracket magnet to approach or go away from the trigger magnet to adjust an action distance between the trigger magnet and the bracket magnet.
patents
