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31. 发明公开

US20230388693A1 METHOD, APPARATUS AND SYSTEM FOR ADJUSTING VOLUME OF HEAD-MOUNTED DISPLAY DEVICE, AND STORAGE MEDIUM 审中-公开
公开(公告)号：US20230388693A1
公开(公告)日：2023-11-30
申请号：US18251098
申请日：2020-12-16
申请人： GOERTEK INC.
发明人： Suguo ZHUANG , Bin JIANG , Xiaoyu CHI
IPC分类号： H04R1/10 , G02B27/01
CPC分类号： H04R1/1041 , H04R1/1083 , G02B27/017 , H04R2430/01
摘要： 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.

32. 发明公开

US20230376118A1 EARPHONE, EARPHONE CONTROL METHOD AND EARPHONE CONTROL DEVICE 审中-公开
公开(公告)号：US20230376118A1
公开(公告)日：2023-11-23
申请号：US17789919
申请日：2021-06-28
申请人： GOERTEK INC.
发明人： Pei Yang , Hao Yun
IPC分类号： G06F3/01 , H04R5/033 , H04R1/10 , G06F3/16 , G01S7/539
CPC分类号： G06F3/017 , H04R5/033 , H04R1/1041 , H04R1/1075 , G06F3/165 , G01S7/539 , H04R2420/07
摘要： 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.

33. 发明公开

US20230360637A1 SMART VOICE DEVICE WAKEUP TEST APPARATUS 审中-公开
公开(公告)号：US20230360637A1
公开(公告)日：2023-11-09
申请号：US18246008
申请日：2020-11-07
申请人： GOERTEK INC.
发明人： Feifei HAN , Chao XIE , Kaifa SHU
IPC分类号： G10L15/01 , H04R29/00
CPC分类号： G10L15/01 , H04R29/004
摘要： 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.

34. 发明公开

US20230349721A1 STEP COUNTING METHOD, STEP COUNTING DEVICE, AND COMPUTER READABLE STORAGE MEDIUM 审中-公开
公开(公告)号：US20230349721A1
公开(公告)日：2023-11-02
申请号：US18018617
申请日：2020-10-31
申请人： GOERTEK INC.
发明人： Yanhua TANG , Mingming WANG
IPC分类号： G01C22/00
CPC分类号： G01C22/006
摘要： 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.

35. 发明公开

US20230306619A1 THREE-DIMENSIONAL RECONSTRUCTION METHOD, APPARATUS, AND DEVICE, AND COMPUTER READABLE STORAGE MEDIUM 审中-公开
公开(公告)号：US20230306619A1
公开(公告)日：2023-09-28
申请号：US18004847
申请日：2020-11-07
申请人： GOERTEK INC.
发明人： Jiale SHANG , Bin JIANG , Xiaoyu CHI
IPC分类号： G06T7/33 , G06T7/246
CPC分类号： G06T7/33 , G06T7/246 , G06T2207/10016
摘要： 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.

36. 发明公开

US20230269903A1 HEAD-MOUNTED DEVICE AND HEAT DISSIPATION METHOD THEREFOR, AND COMPUTER-READABLE STORAGE MEDIUM 审中-公开
公开(公告)号：US20230269903A1
公开(公告)日：2023-08-24
申请号：US18003926
申请日：2020-10-24
申请人： GOERTEK INC.
发明人： Tao QIU , Xiangjun ZHANG , Tiecun WANG , Wenjie LIU
IPC分类号： H05K7/20 , G02B27/01 , G01K1/024 , G01P1/02
CPC分类号： H05K7/20154 , G02B27/017 , G01K1/024 , G01P1/026 , H05K7/20209
摘要： 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.

37. 发明授权

US11736851B2 Wireless playback device, and playback control method and apparatus thereof 有权
公开(公告)号：US11736851B2
公开(公告)日：2023-08-22
申请号：US17298227
申请日：2018-12-26
申请人： GOERTEK INC.
发明人： Zongxu Yang , Tao Sui , Haizhu Xu , Feixiang Liu
IPC分类号： A61F11/06 , G10K11/16 , H03B29/00 , H04R1/10 , H03F3/45
CPC分类号： H04R1/1041 , H03F3/45475 , H04R1/1083 , H03F2200/03 , H04R2420/07 , H04R2460/01
摘要： Disclosed in the present disclosure are a wireless playback device, a playback control method thereof, and a head-mounted wireless headset system. The device includes: a housing, a headband detection device, a processor, a power amplifier (PA) operational amplification device, and a speaker. The headband detection device collects connection condition data of a headband device and the housing. The processor is connected to the headband detection device and controls the PA operational amplification device to adjust an operation power mode of the speaker according to the connection condition data. The PA operational amplification device is connected to the processor and the speaker, respectively, and adjusts the operation power mode of the speaker according to control of the processor. Therefore, the function automatically switching the headphone function and a small speaker function is realized, and the user experience is improved.

38. 发明公开

US20230251429A1 ACHROMATIC POLARIZATION VOLUME GRATING, OPTICAL WAVEGUIDE SYSTEM AND ELECTRONIC DEVICE 审中-公开
公开(公告)号：US20230251429A1
公开(公告)日：2023-08-10
申请号：US17666731
申请日：2022-02-08
申请人： Goertek Inc.
发明人： Lingshan Li
IPC分类号： G02B6/34 , G02B5/30 , G02B5/18
CPC分类号： G02B6/34 , G02B5/3016 , G02B5/1866
摘要： A polarization volume grating, an optical waveguide system and an electronic device are disclosed. Parameters of the polarization volume grating satisfy with those derived by performing a multivariable optimization algorithm on a merit function of ƒk(d1,ϕ1,d2,ϕ2, . . . , dm,ϕm,d)=[1−η1(θ,ψ)]2, wherein the parameters include d1,ϕ1,d2,ϕ2, . . . , dm,ϕm, where m=1, 2, 3, . . . , and d, m is the number of layers of the polarization volume grating, dm is a thickness of mth layer, ϕm is a twist angle in mth layer, and d is a period of the polarization volume grating, k represents a central wavelength on which the multivariable optimization algorithm is performed, θ represents a polar angle of an incident light, ψ represents an azimuth angle of the incident light, and η1(θ,ψ) represents a first-order diffraction efficiency of the polarization volume grating.

39. 发明公开

US20230239631A1 SOUND PRODUCTION APPARATUS AND ELECTRONIC DEVICE 审中-公开
公开(公告)号：US20230239631A1
公开(公告)日：2023-07-27
申请号：US17999887
申请日：2020-11-07
申请人： GOERTEK INC.
发明人： Chunfa LIU , Jianbin YANG , Jianxin WANG , Shousong QIANG
IPC分类号： H04R9/06 , H04R9/02 , H04R9/04 , H04R1/28
CPC分类号： H04R9/06 , H04R9/025 , H04R9/046 , H04R1/288
摘要： 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.

40. 发明公开

US20230236663A1 HEAD-MOUNTED DISPLAY DEVICE AND DATA ACQUISITION METHOD, APPARATUS, AND HOST COMPUTER THEREOF 审中-公开
公开(公告)号：US20230236663A1
公开(公告)日：2023-07-27
申请号：US18011004
申请日：2020-11-25
申请人： GOERTEK INC.
发明人： Xin LIU , Bin JIANG , Xiaoyu CHI
IPC分类号： G06F3/01 , G06F3/14
CPC分类号： G06F3/012 , G06F3/14
摘要： 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.

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