Patents by Inventor Guojun Xu
Guojun Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250133339Abstract: Disclosed is a howling suppression method, including: determining, according to an audio signal collected by a microphone, whether a howling event occurs; if a howling event occurs, determining a howling type corresponding to the howling event; if the howling type is impulse wave howling, reducing an amplitude gain of a frequency band to which the howling event belongs, and performing a filtering process on the audio signal the amplitude gain reduction of which is reduced, to obtain a target audio signal; and controlling a speaker to play the target audio signal. According to the present disclosure, howling event suppression effect can be improved, thereby reducing the damage of audio playing to the hearing of a user. Further disclosed in the present disclosure are a howling suppression apparatus, an in-ear earphone, and a storage medium, to which the howling suppression method is applied.Type: ApplicationFiled: December 23, 2021Publication date: April 24, 2025Inventors: Zhihui DING, Guojun XU
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Patent number: 12224696Abstract: A head-mounted display apparatus includes a display, a strap and a head-turning assisting device; two ends of the strap are fixedly connected to the display; the head-turning assisting device is positioned in the strap; when the head-mounted display apparatus is worn on the head of the human body, the display is positioned in the position of the eyes of the human body, and the strap is wrapped around the head of the human body; the display includes a master controller and a display module, the master controller is electrically connected to both the head-turning assisting device and the display module. The master controller is configured to acquire a display image from the display module, and to control the head-turning assisting device to assist the head of the human body to turn according to the display image.Type: GrantFiled: June 13, 2023Date of Patent: February 11, 2025Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Qing Zhang, Guojun Xu, Zeyu Liu
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Patent number: 12207425Abstract: Provided are a head-mounted device and a method for controlling a head-mounted device. The head-mounted device includes an adjustment assembly. The adjustment assembly includes an adjustment push block, a driving apparatus and an adjustment gear. Two adjustment push blocks are provided. One of the device host and the at least one of the device legs is provided with a fixed seat, and the other of the device host and the at least one of the device legs is provided with a movable seat, and each of the two adjustment push blocks is slidably disposed on the fixed seat. The adjustment gear is disposed at an output end of the driving apparatus, is located between the two adjustment push blocks, and is meshed with the two adjustment push blocks, and the two adjustment push blocks are configured to drive the device legs to rotate in opposite directions.Type: GrantFiled: June 13, 2023Date of Patent: January 21, 2025Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Lixiang Chen, Guojun Xu, Cheng Wang
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Publication number: 20240324121Abstract: Provided are a head-mounted device and a method for controlling a head-mounted device. The head-mounted device includes an adjustment assembly. The adjustment assembly includes an adjustment push block, a driving apparatus and an adjustment gear. Two adjustment push blocks are provided. One of the device host and the at least one of the device legs is provided with a fixed seat, and the other of the device host and the at least one of the device legs is provided with a movable seat, and each of the two adjustment push blocks is slidably disposed on the fixed seat. The adjustment gear is disposed at an output end of the driving apparatus, is located between the two adjustment push blocks, and is meshed with the two adjustment push blocks, and the two adjustment push blocks are configured to drive the device legs to rotate in opposite directions.Type: ApplicationFiled: June 13, 2023Publication date: September 26, 2024Applicant: Luxshare Precision Technology (Nanjing) Co., LTDInventors: Lixiang CHEN, Guojun XU, Cheng WANG
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Publication number: 20240233282Abstract: An augmented reality display system includes a body, an image source device configured to output image information, an optical waveguide device configured to receive the image information, and an optical fiber array image transmission bundle. The optical fiber array image transmission bundle includes a number of optical fibers. Each optical fiber includes an input end and an output end. Each input end is coupled with a first microlens protruding outward, and each output end is coupled with a second microlens protruding outward. The image information output by the image source device is coupled into the optical fiber array image transmission bundle through the first microlenses for total reflection, and then collimated by the second microlenses and emitted directly to the optical waveguide device. An augmented reality display device having the augmented reality display system is also disclosed.Type: ApplicationFiled: May 16, 2023Publication date: July 11, 2024Applicant: Luxshare Precision Technology (Nanjing) Co., LTDInventors: Liyuan CHANG, Cheng WANG, Guojun XU
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Publication number: 20240178770Abstract: A head-mounted display apparatus includes a display, a strap and a head-turning assisting device; two ends of the strap are fixedly connected to the display; the head-turning assisting device is positioned in the strap; when the head-mounted display apparatus is worn on the head of the human body, the display is positioned in the position of the eyes of the human body, and the strap is wrapped around the head of the human body; the display includes a master controller and a display module, the master controller is electrically connected to both the head-turning assisting device and the display module. The master controller is configured to acquire a display image from the display module, and to control the head-turning assisting device to assist the head of the human body to turn according to the display image.Type: ApplicationFiled: June 13, 2023Publication date: May 30, 2024Applicant: Luxshare Precision Technology (Nanjing) Co., LTDInventors: Qing ZHANG, Guojun XU, Zeyu LIU
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Publication number: 20240171910Abstract: Provided are an environmental sound pass-through method and apparatus applied to VR, a device and a storage medium. The method includes the steps below. Environmental audio information of an ambient environment is acquired by a microphone on a VR device based on a see-through mode of the VR device. The environmental audio information is located to determine sound source position information according to the time difference of the environmental audio information reaching microphones on the VR device, and a filtering process is performed on the environmental audio information to determine filtered audio information. Directional pickup is performed on the filtered audio information to determine to-be-processed audio information according to the sound source position information. A signal amplitude and pass-through loudness of the to-be-processed audio information are adjusted to determine target audio information, and the target audio information is played by a speaker of the VR device.Type: ApplicationFiled: June 13, 2023Publication date: May 23, 2024Applicant: Luxshare Precision Technology (Nanjing) Co., LTDInventors: Lianhui LIU, Yang ZHANG, Ruyi LIU, Guojun XU
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Publication number: 20240112664Abstract: The embodiments of the present disclosure provide a headset device with speakers, a signal processing method and an analysis system thereof. The headset device with speakers includes a speaker assembly and a first sound receiving assembly, and provides noise reduction effect on surrounding environment by the signal processing method for the headset with speakers. The speaker assembly includes a signal processing module. The signal processing module performs calibration by the sound transfer function to solve the playback influence arisen from the sound transmission distance between the speaker assembly and the human ear. The signal processing module performs calibration to calibrate the signal outputted by the speaker assembly to cancel the environmental noise, so that it can effectively solve the problem of attenuation of the sound received by the human ear due to the sound transmission distance of the open speaker.Type: ApplicationFiled: April 11, 2023Publication date: April 4, 2024Applicant: Luxshare Precision Technology(Nanjing)Co., LTDInventors: FeiFei HAN, GuoJun XU, Gang XU
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Publication number: 20240094563Abstract: An automatic righting system includes a discrimination calibration module, a righting module, and a controller. The discrimination calibration module includes a distance sensing unit. The distance sensing unit is located at the front end of the glasses and configured to acquire the distance between the distance sensing unit and a first feature position. The righting module includes a push-up air cushion. The push-up air cushion is mounted at the front end of the glasses. The push-up air cushion is configured to be inflated to push the glasses to move upward. The controller is electrically connected to the distance sensing unit and the push-up air cushion. The controller is configured to control the push-up air cushion to start or stop to right the glasses according to a distance signal of the distance sensing unit.Type: ApplicationFiled: December 30, 2022Publication date: March 21, 2024Applicant: Luxshare Precision Technology (Nanjing) Co., LTDInventors: Gaofeng LV, Cheng WANG, Chunguang LI, Zhongyu WU, Yajuan GAO, Birong JIANG, Ran YOU, Guojun XU
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Publication number: 20210167243Abstract: A drying box for storing solar cell chips includes a box body (1). Within the box body is installed a top cover (2) that is reversibly opened and divides an inner chamber of the box body into a storage chamber (13) at a lower part and a temporary storage chamber (14) at an upper part, and a side wall of the temporary storage chamber is provided with a purge hole (3). The drying box further includes a control cabinet (4) disposed at one end of the box body. The control cabinet is provided with a central controller as well as a purge controller and a drive device (5) electrically connected to the central controller. An inlet end of the purge controller is connected to a gas source and an outlet end is connected to the purge hole through a gas pipe. The drive device is connected to the top cover.Type: ApplicationFiled: December 29, 2017Publication date: June 3, 2021Inventors: Chao Hu, Hongxia Sun, Yi Shu, Fan Chen, Deng Pan, Pengjian Zhu, Guojun Xu, Wei Long
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Publication number: 20190189830Abstract: The present disclosure discloses a sputter coating device and method for a solar cell. The sputter coating device includes a target for sputtering to a substrate, a blocking unit between the target and the substrate, and the orthographic projection of the blocking unit on the substrate partially coincides with the orthographic projection of the target on the substrate.Type: ApplicationFiled: September 17, 2018Publication date: June 20, 2019Applicant: Miasolé Equipment Integration (Fujian) Co., Ltd.Inventors: Pengjian Zhu, Hongxia Sun, Chao HU, Yi Shu, Deng Pan, Fan Chen, Guojun Xu
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Publication number: 20190123234Abstract: The present disclosure provides a laying device. The laying device includes: a fixing bracket, a weight pulley, and a working platform. With the laying device provided in the present disclosure, the weight pulley provides a fixed pressing force for the sealing tape, and the position of the weight pulley is set in advance, so that the sealing tape is subjected to a suitable pressing force, and the pressing uniformity of the sealing tape is good. Moreover, the weight pulley is movable relative to the edge of the photovoltaic module to be processed. Thus, for the photovoltaic module to be processed whose edge is linear, the sealing tape may be laid on the photovoltaic module to be processed along a straight line, and it can be ensured that the sealing tape is laid without bending, which ensures the appearance and performance of the photovoltaic module to be processed.Type: ApplicationFiled: October 19, 2018Publication date: April 25, 2019Inventors: Lin LIU, Tao LI, Qiang YUAN, Jing ZENG, Shiyang SUN, Guojun XU, Chongyan LIAN, Binhua HU
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Publication number: 20190123225Abstract: The disclosure provides a stress release method and device for packaging film of flexible photovoltaic module. The method comprises: placing a film to be cut on a loading platform; cutting the film with an insert such that an incision inclined relative to an edge of the film is formed on the film; and activating the feeding mechanism and driving the film to move along an axial direction thereof such that the insert moves out of the incision to a next position to be cut on the film. The stress release method and device according to the embodiments of the present disclosure can realize the release of the stress and shrinkage of the packaging film without changing the amount of the material of the packaging film, such that the risk of wrinkling during subsequent processing can be reduced.Type: ApplicationFiled: October 18, 2018Publication date: April 25, 2019Inventors: Tao Li, Jing Zeng, Lin Liu, Qiang Yuan, Shiyang Sun, Guojun Xu, Chongyan Lian
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Patent number: 10082276Abstract: An installation mechanism of LED lighting includes a house and a mounting plate. The house includes a mounting slot provided on a side wall along a radial direction thereof. The mounting slot includes a implantation portion and a catch portion communicating with the implantation portion. The catch portion includes at least one catching arm provided on one of two opposite side walls thereof. The mounting plate includes two catch edges inserted in the catch portion. The implantation portion is configured for presetting the mounting plate. Each of the catch edge has a Z-typed shape in a cross section of the mounting plate along the axial direction thereof. A free edge of the Z-typed catch edge is inserted into a gap between the catching arm and the bottom of the mounting slot.Type: GrantFiled: June 22, 2017Date of Patent: September 25, 2018Assignee: Self Electronics Co., Ltd.Inventor: Guojun Xu
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Patent number: 10082253Abstract: An ultra-thin surface mounted LED lamp having surface emitting light includes a house, a light module, a reflection film, a light guide plate, and a plurality of light guide points provided on the light guide plate. The light module is striped and includes a plurality of LED chips. A maximum distance between the two LED chips at a head and tail of the light module accounts for two-thirds of the total circumference of the side walls. The light guide plate includes an incident wall configured for receiving the emitted light of the light module and a reflecting wall configured for reflecting light. A length of the incident wall is equal to the maximum distance between the two LED chips at the head and tail of the light module. The light guide points are spaced apart circular dots, the total area of which is 60% to 65% of the total area of the light guide plate.Type: GrantFiled: September 8, 2017Date of Patent: September 25, 2018Assignee: Self Electronics Co., Ltd.Inventors: Guojun Xu, Jianguo Dong, Lei Zhao
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Patent number: D1026182Type: GrantFiled: July 23, 2021Date of Patent: May 7, 2024Inventor: Guojun Xu
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Patent number: D1026906Type: GrantFiled: February 15, 2023Date of Patent: May 14, 2024Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Ran You, Guojun Xu, Cheng Wang
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Patent number: D1026907Type: GrantFiled: February 15, 2023Date of Patent: May 14, 2024Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Ran You, Guojun Xu, Cheng Wang
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Patent number: D1026909Type: GrantFiled: February 24, 2023Date of Patent: May 14, 2024Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Ran You, Guojun Xu, Cheng Wang
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Patent number: D1036439Type: GrantFiled: March 22, 2023Date of Patent: July 23, 2024Assignee: LUXSHARE PRECISION TECHNOLOGY (NANJING) CO., LTDInventors: Gang Xu, Feifei Han, Jun Shi, Guojun Xu