Patents by Inventor Wenhong Tian
Wenhong Tian 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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Patent number: 11947181Abstract: Provided is a focusing assembly including a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable.Type: GrantFiled: April 17, 2020Date of Patent: April 2, 2024Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuhong Liu, Zhanshan Ma, Haoran Jing, Zheng Ge, Zhiyu Sun, Jinbao Peng, Hao Zhang, Wenhong Tian, Lili Chen
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Patent number: 11935444Abstract: A detection circuit, a driving circuit, and a display panel and a driving method therefor are provided. The detection circuit includes an acquisition circuit and a processing circuit. The acquisition circuit includes a test transistor and an energy storage element, where, for the test transistor, a control end is configured to be coupled to the data signal terminal, a first end is configured to be written with a detection signal, and a second end is coupled to the energy storage element; and a structural characteristic of the test transistor is identical to a structural characteristic of the driving transistor. The processing circuit is coupled to the second end of the test transistor, and configured to detect a voltage at the second end of the test transistor as a detection voltage and regulate the data signal according to the detection voltage.Type: GrantFiled: November 17, 2021Date of Patent: March 19, 2024Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Hong, Fei Xu, Jingyong Li, Yanbin Wang, Wenhong Tian, Lei Gong
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Patent number: 11880050Abstract: A virtual reality lens barrel assembly, a virtual reality device and a control method, belonging to the field of virtual reality technology is provided. The virtual reality lens barrel assembly includes a lens, a blocking mechanism and a lens barrel, the lens and the blocking mechanism are both located outside a first opening of the lens barrel, and a second opening of the lens barrel is configured to place a display assembly; and the blocking mechanism includes a through hole with a variable size, and an optical axis of the lens passes through a center of the through hole and the first opening.Type: GrantFiled: December 10, 2019Date of Patent: January 23, 2024Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zheng Ge, Wenhong Tian, Zhanshan Ma, Haoran Jing, Zhiyu Sun, Chao Zheng
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Patent number: 11832491Abstract: A pixel structure, a display substrate and a driving method therefor, and a display device. The pixel structure includes a plurality of pixel units; each pixel unit comprises a first sub-pixel, a second sub-pixel, a third sub-pixel, and a central sub-pixel; the central sub-pixel is located in an area enclosed by the first sub-pixel, the second sub-pixel, and the third sub-pixel; the minimum distance from the central sub-pixel to at least one of the first sub-pixel, the second sub-pixel, and the third sub-pixel in a same pixel unit is less than the distance between two adjacent pixel units.Type: GrantFiled: November 16, 2021Date of Patent: November 28, 2023Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Fei Xu, Jun Hong, Jingyong Li, Yanbin Wang, Wenhong Tian
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Patent number: 11831860Abstract: A displaying device, a device and method for generating data, and a displaying system. The displaying device includes a displaying screen, a driving assembly, a rotating assembly and a controlling assembly; a rotation shaft of the displaying screen is parallel to a light-exiting face of a display panel; the displaying screen includes a display panel and an optical assembly; a light ray emitted by the display panel includes an emergent light located in a reference plane, and the reference plane is perpendicular to the light-exiting face of the display panel and the rotation shaft of the displaying screen; the optical assembly is configured for adjusting the emergent light located in the reference plane into a collimated light perpendicular to the light-exiting face of the display panel; the rotating assembly is configured for driving the driving assembly to rotate; and the controlling assembly is electrically connected to the displaying screen.Type: GrantFiled: March 3, 2021Date of Patent: November 28, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhanshan Ma, Xue Dong, Hao Zhang, Wenhong Tian, Ke Li, Yuhong Liu, Zheng Ge, Lili Chen
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Patent number: 11817023Abstract: A display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region. The display region is provided with a plurality of sub-pixels, and at least one of the plurality of sub-pixels includes a light-emitting element and a pixel circuit for driving the light-emitting element. The peripheral region includes a detection region, and the detection region is provided with at least one detection electrode which is electrically connected with a first electrode of the light-emitting element and the pixel circuit through a detection lead wire, to detect electrical performance of the light-emitting element through the detection electrode in a detection stage.Type: GrantFiled: November 5, 2020Date of Patent: November 14, 2023Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Fei Xu, Jingyong Li, Jun Hong, Yanbin Wang, Wenhong Tian
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Patent number: 11810520Abstract: The present disclosure belongs to the field of display technologies, and provides a method and apparatus for compensating white point coordinates, and a computer device and a storage medium. The method includes: acquiring target brightness and target white point coordinates of a display module in a black frame insertion mode, wherein the display module includes a backlight; determining white point coordinates corresponding to the target brightness to be reached by the backlight in the black frame insertion mode and in an always-on mode, respectively; and compensating the target white point coordinates based on a difference value between the white point coordinates in the always-on mode and the white point coordinates in the black frame insertion mode.Type: GrantFiled: December 30, 2020Date of Patent: November 7, 2023Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingyong Li, Jun Hong, Lei Lv, Fei Xu, Yanbin Wang, Chunmin Xu, Wenhong Tian
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Publication number: 20230333524Abstract: Provided is a matching method for manufacturing a liquid crystal display (LCD) device. The method includes: acquiring luminance data of a plurality of backlight modules and transmittance data of a plurality of LCD panels under a same driving condition; acquiring N backlight groups by grouping the plurality of backlight modules based on the luminance data; acquiring N panel groups by grouping the plurality of LCD panels based on the transmittance data; and determining a corresponding relationship between the backlight group and the panel group.Type: ApplicationFiled: May 28, 2021Publication date: October 19, 2023Applicants: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingyong LI, Fei XU, Xinyu WANG, Jun HONG, Yanbin WANG, Wenhong TIAN
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Publication number: 20230282141Abstract: A detection circuit, a driving circuit, and a display panel and a driving method therefor are provided. The detection circuit includes an acquisition circuit and a processing circuit. The acquisition circuit includes a test transistor and an energy storage element, where, for the test transistor, a control end is configured to be coupled to the data signal terminal, a first end is configured to be written with a detection signal, and a second end is coupled to the energy storage element; and a structural characteristic of the test transistor is identical to a structural characteristic of the driving transistor. The processing circuit is coupled to the second end of the test transistor, and configured to detect a voltage at the second end of the test transistor as a detection voltage and regulate the data signal according to the detection voltage.Type: ApplicationFiled: November 17, 2021Publication date: September 7, 2023Applicants: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jun HONG, Fei XU, Jingyong LI, Yanbin WANG, Wenhong TIAN, Lei GONG
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Publication number: 20230101671Abstract: A pixel structure, a display substrate and a driving method therefor, and a display device. The pixel structure includes a plurality of pixel units; each pixel unit comprises a first sub-pixel, a second sub-pixel, a third sub-pixel, and a central sub-pixel; the central sub-pixel is located in an area enclosed by the first sub-pixel, the second sub-pixel, and the third sub-pixel; the minimum distance from the central sub-pixel to at least one of the first sub-pixel, the second sub-pixel, and the third sub-pixel in a same pixel unit is less than the distance between two adjacent pixel units.Type: ApplicationFiled: November 16, 2021Publication date: March 30, 2023Inventors: Fei XU, Jun HONG, Jingyong LI, Yanbin WANG, Wenhong TIAN
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Patent number: 11610380Abstract: A method for interacting with an autostereoscopic display is disclosed. The method includes initiating displaying by the autostereoscopic display a left eye view and a right eye view that contain a virtual manipulated object, determining a real-world coordinate of the virtual manipulated object perceived by a user located at a predetermined viewing position of the auto stereoscopic display, receiving an interactive action of the user's manipulating body acquired by a motion tracker, where the interaction action includes a real-world coordinate of the manipulating body, determining whether an interaction condition is triggered based at least in part on the real-world coordinate of the virtual manipulated object and the real-world coordinate of the manipulating body, and refreshing the left eye view and the right eye view based on the interactive action of the manipulating body acquired by the motion tracker, in response to determining that the interaction condition is triggered.Type: GrantFiled: December 2, 2019Date of Patent: March 21, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guixin Yan, Hao Zhang, Lili Chen, Minglei Chu, Wenhong Tian, Zhanshan Ma, Ziqiang Guo
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Patent number: 11579483Abstract: A near-to-eye display device, includes: a display screen configured to display different images in a first time division mode, a polarization converter at a light-emitting side of the display screen and configured to convert emitted light of the different images displayed by the display screen into first circularly polarized light rays and second circularly polarized light rays in a second time division mode. Here the first circularly polarized light rays and the second circularly polarized light rays are opposite in rotation direction. The device further includes a polarization lens at a side facing away from the display screen of the polarization converter, and a focusing lens at a side facing away from the display screen of the polarization converter. The polarization lens and the focusing lens are configured to focus the first circularly polarized light rays and the second circularly polarized light rays at positions of different focal lengths.Type: GrantFiled: August 25, 2021Date of Patent: February 14, 2023Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ruijun Dong, Xue Dong, Hao Zhang, Wenhong Tian, Yulong Wu, Chenru Wang, Ke Li, Jiarong Bai, Na Han
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Publication number: 20230034002Abstract: An optical module includes a lens barrel main housing, at least one dimming lens installed in the lens barrel main housing, a first cover assembly and a second cover assembly. Opposite ends of the lens barrel main housing are provided with a first opening and a second opening. The inner circumferential wall of the lens barrel main housing is provided with at least one limiting portion. Each dimming lens abuts against a limiting portion in the preset direction. The first cover assembly is arranged on the first opening and includes a light source configured to emit image beams to the at least one dimming lens. The second cover assembly is arranged on the second opening and includes a transparent component being capable of transmitting the image beams passing through the at least one dimming lens to an outside of the lens barrel main housing.Type: ApplicationFiled: May 13, 2021Publication date: February 2, 2023Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Haoran JING, Zhiyu SUN, Zhanshan MA, Wenhong TIAN
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Patent number: 11570931Abstract: A VR integrated machine and a running method thereof are provided. The VR integrated machine includes a heat generating device, a heat conducting member and thermoelectric conversion member, the heat conducting member is connected with the heat generating device, the thermoelectric conversion member has a first end connected with the heat conducting member, and is configured to generate electrical energy and to supply the electrical energy to the UR integrated machine.Type: GrantFiled: March 29, 2019Date of Patent: January 31, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Lei, Jian Sun, Haoran Jing, Wenhong Tian, Zhen Tang, Ziqiang Guo, Xinjian Liu, Ruifeng Qin, Lili Chen, Hao Zhang, Feng Pan
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Patent number: 11534063Abstract: An interpupillary distance measuring method, a wearable ophthalmic device and a computer readable storage medium are provided. The method includes: capturing at least one eye image; extracting corresponding one or two pupil image positions corresponding to a monocular pupil or pupils to two eyes in the at least one eye image; and determining an actual distance between the pupils of two eyes according to the one or two pupil image positions.Type: GrantFiled: February 1, 2018Date of Patent: December 27, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing BOE Technology Development Co., Ltd.Inventors: Hao Zhang, Lili Chen, Minglei Chu, Jiankang Sun, Guixin Yan, Ziqiang Guo, Yakun Wang, Wenhong Tian, Zhanshan Ma
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Publication number: 20220375404Abstract: Provided are a drive method of a display panel, a storage medium, a drive device and a display device. The drive method includes: in an Nth frame, applying a first voltage to the second electrode and a first data signal matched with a first voltage to the first electrode through the pixel drive circuit based on grayscale data of the Nth frame; wherein N is a positive integer; in an (N+1)th frame applying a second voltage to the second electrode and a second data signal matched with the second voltage to the first electrode through the pixel drive circuit based on grayscale data of the (N+1)th frame, wherein the first voltage is different from the second voltage.Type: ApplicationFiled: October 30, 2020Publication date: November 24, 2022Inventors: Jingyong LI, Fei XU, Yanbin WANG, Jun HONG, Wenhong TIAN
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Patent number: 11495163Abstract: The present disclosure provides a grayscale compensation method, a gray-scale compensation assembly, and a liquid crystal display device. The gray-scale compensation method includes: detecting a display region for compensation in the liquid crystal display screen that needs grayscale compensation under a reserved liquid crystal response time; acquiring a grayscale conversion timetable of the liquid crystal display screen, and obtaining a limit value of conversion time of the liquid crystal display screen according to the grayscale conversion timetable; acquiring a compensation grayscale lookup table of the display region for compensation; comparing the reserved liquid crystal response time and the limit value of conversion time to obtain a time comparison result; performing grayscale compensation on the display region according to the time comparison result, the grayscale conversion timetable and the compensation grayscale lookup table.Type: GrantFiled: December 3, 2021Date of Patent: November 8, 2022Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BEIJING BOE TECHNOLOGYInventors: Xiaojing Wang, Hao Zhang, Wenhong Tian, Zijiao Xue, Nan Han, Shuaishuai Xu, Xinjie Huang
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Publication number: 20220351654Abstract: A display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region. The display region is provided with a plurality of sub-pixels, and at least one of the plurality of sub-pixels includes a light-emitting element and a pixel circuit for driving the light-emitting element. The peripheral region includes a detection region, and the detection region is provided with at least one detection electrode which is electrically connected with a first electrode of the light-emitting element and the pixel circuit through a detection lead wire, to detect electrical performance of the light-emitting element through the detection electrode in a detection stage.Type: ApplicationFiled: November 5, 2020Publication date: November 3, 2022Inventors: Fei XU, Jingyong LI, Jun HONG, Yanbin WANG, Wenhong TIAN
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Publication number: 20220308268Abstract: A barrel assembly includes a barrel shell, a display assembly and an imaging assembly. The display assembly is arranged on one end of the barrel shell, the imaging assembly is located inside the barrel shell and close to the other end of the barrel shell, the display assembly includes a fixed plate arranged on the one end of the barrel shell and multiple display modules arranged on the fixed plate, display screens of the multiple display modules are distributed in a matrix, the display screens of the two adjacent display modules are arranged at an included angle, the imaging assembly includes multiple optical lenses that are arranged in a stack, at least one of the optical lenses includes multiple sub-lenses that are spliced together, and the multiple sub-lenses of each optical lens are arranged respectively corresponding to the display screens of the multiple display modules.Type: ApplicationFiled: January 14, 2021Publication date: September 29, 2022Inventors: Haoran JING, Zhenxing ZHOU, Wenhong TIAN
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Patent number: 11429184Abstract: A virtual reality display device, a display device, and a calculation method of a line-of-sight angle are provided. The virtual reality display device includes: a display screen configured to display a picture to a user, at least one infrared light source, and an infrared camera; and the infrared camera is on a side of the display screen away from an eye of the user, and is configured to acquire an eye image of the eye of the user that is illuminated by the at least one infrared light source.Type: GrantFiled: April 1, 2019Date of Patent: August 30, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhanshan Ma, Wenhong Tian, Chenru Wang, Hao Zhang, Haoran Jing, Zhiyu Sun, Chao Zheng, Bin Zhao, Zheng Ge