Patents Assigned to WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO.,LTD.
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Patent number: 11961486Abstract: A display driving device configured to control a display panel including pixel units to display, includes: an over driver compensation module configured to, when a first polarity frame image is displayed, perform line over driver compensation on the pixel units based on line over driver compensation data corresponding to the first polarity frame image, to determine a target over driver grayscale of the pixel units; and to, when a second polarity frame image is displayed, perform line over driver compensation on the pixel units based on line over driver compensation data corresponding to the second polarity frame image, to determine a target over driver grayscale of the pixel units. The first and second polarity are opposite to each other, and the line over driver compensation data corresponding to the first polarity frame image is different from the line over driver compensation data corresponding to the second polarity frame image.Type: GrantFiled: October 28, 2021Date of Patent: April 16, 2024Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lijun Xiao, Bing Li, Feng Jiang, Meng Feng, Mengchao Shuai, Hangyu Chen, Junmin Zhang
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Patent number: 11928274Abstract: A protective film includes a transparent substrate layer and a transparent hardened layer covering a surface of the transparent substrate layer. The transparent hardened layer includes a first region covering a middle portion of the transparent substrate layer and a second region covering an edge of the transparent substrate layer, where hardness of the first region is greater than hardness of the second region. The transparent hardened layer includes the first region and the second region.Type: GrantFiled: July 7, 2021Date of Patent: March 12, 2024Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Han, Yuanhui Guo, Xiaoguang Yang, Xiaoyu Huang, Yang Hu
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Patent number: 11928273Abstract: The present disclosure discloses an array substrate and a display device. The array substrate includes a touch substrate, the touch substrate includes a plurality of touch electrodes and a plurality of touch electrode wires disposed in an array, each touch electrode includes a plurality of touch sensors disposed in an array, common electrodes of all pixel cells of the array substrate are reused as the touch sensors, and the array substrate includes data wires for providing display data to the pixel cells; the array substrate includes a base substrate and a thin film transistor which are stacked, the touch electrode wires and the data wires are provided on the same layer where a source and a drain of the thin film transistor are located, and the touch electrode wires are abreast provided on the two sides of each data wire.Type: GrantFiled: January 5, 2021Date of Patent: March 12, 2024Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Fang Hu, Ning Zhu, Yujie Gao, Peng Jiang
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Patent number: 11797122Abstract: A touch method, a touch circuit and a touch device are provided. The touch method includes: in ath touch time period, providing a touch driving signal to ath touch driving electrode; wherein a is a positive integer, a is less than or equal to A, and A is a positive integer; in ath background data detection time period, providing a touch accompanying signal to N touch driving electrodes adjacent to the ath touch driving electrode; wherein N is a positive integer; and performing touch detection according to ath touch sensing signal on touch sensing electrodes in the ath touch time period and ath background data voltage signal on the touch sensing electrodes in the ath background data detection time period; wherein an amplitude of the touch accompanying signal is less than an amplitude of the touch driving signal.Type: GrantFiled: September 25, 2020Date of Patent: October 24, 2023Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ning Zhu, Jian Zhao, Peng Jiang, Jiantao Liu
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Publication number: 20230273698Abstract: A touch substrate includes a base plate; touch electrodes; and at least three light adjustment layers stacked on a side of the base plate, and adjacent two of the light adjustment layers have different refractive indexes; the touch electrodes include a first touch electrode and a second touch electrode that are disposed on a side, backing onto the light adjustment layers, of the base plate, the second touch electrode is disposed on a side, backing onto the base plate, of the first touch electrode; the touch substrate further includes: a first insulating layer disposed between the base plate and the first touch electrode; a second insulating layer disposed between the first touch electrode and the second touch electrode; and a third insulating layer disposed on a side, backing onto the base plate, of the second touch electrode.Type: ApplicationFiled: May 4, 2023Publication date: August 31, 2023Applicants: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xia Shi, Yuanhui Guo, Jie Han, Jian Zhao, Peipei Zhang, Yujie Gao
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Patent number: 11714513Abstract: An array substrate includes: a plurality of touch units arranged in an array and insulated from each other; each of the plurality of touch units including at least one electrode block arranged in an array and connected to each other; and a plurality of touch lines; wherein the touch units and the touch lines are connected in a one-to-one correspondence by direct overlap. Also disclosed are a touch display panel and a method for manufacturing the array substrate.Type: GrantFiled: January 6, 2021Date of Patent: August 1, 2023Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chao Wang, Ning Zhu, Yujie Gao
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Patent number: 11705085Abstract: A gate driving circuit and a display panel are provided. The gate driving circuit includes a plurality of shift register units as cascaded, and the plurality of shift register units as cascaded includes a first shift register unit including a first clock signal terminal, an (n+1)-th shift register unit including an (n+1)-th clock signal terminal, a second shift register unit including a second clock signal terminal, and an (n+2)-th shift register unit including an (n+2)-th clock signal terminal. The gate driving circuit further includes a first clock signal line connected to the first clock signal terminal and the (n+1)-th clock signal terminal, and a second clock signal line connected to the second clock signal terminal and the (n+2)-th clock signal terminal.Type: GrantFiled: June 9, 2021Date of Patent: July 18, 2023Assignees: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Rongcheng Liu, Zhengwei Al, Wenjun Gong
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Patent number: 11688325Abstract: Provided is a method for driving display and display device including: determining a first target grayscale value and a second target grayscale value in a grayscale matrix of an image to be displayed, the first target grayscale value and the second target grayscale value corresponding to the first sub-pixel and the second sub-pixel of one of the plurality of sub-pixel groups respectively; determining a first actual grayscale value and a second actual grayscale value based on the first target grayscale value and the second grayscale value; driving a first sub-pixel and a second sub-pixel based on the first actual grayscale value and the second actual grayscale value, in an nth display phase; driving a second sub-pixel and a first sub-pixel based on the first target grayscale value and the second actual grayscale value, in an (n+1)th display phase.Type: GrantFiled: November 19, 2021Date of Patent: June 27, 2023Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Han, Yuanhui Guo, Wei Zhang, Xia Shi, Yujie Gao, Bing Li
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Publication number: 20230185141Abstract: An electrode structure, a display panel, and an electronic device are provided, the electrode structure includes a first electrode portion, a second electrode portion and a conductive connection portion, the first electrode portion includes a first connection bar having a first side and a second side and a plurality of first electrode strips, ends of adjacent first electrode strips away from the first connection bar are open; the second electrode portion includes a second connection bar at a position of the first side away from the second side and a plurality of second electrode strips, the second connection bar includes a third side and a fourth side; the second electrode strips are connected with the second connection bar, ends of adjacent second electrode strips away from the second connection bar are open; ends of the conductive connection portion are connected with the first connection bar and the second connection bar.Type: ApplicationFiled: January 13, 2022Publication date: June 15, 2023Applicants: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiao CHEN, Yang HU, Chuang CHEN, Yuanhui GUO, Peng JIANG, Xia SHI, Yujie GAO, Ning ZHU, Yun LI, Jiantao LIU
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Patent number: 11609466Abstract: Disclosed in the disclosure are a display panel and a display device. The display panel includes: a first base substrate; a plurality of scan signal lines arranged on a side of the first base substrate; a plurality of data signal lines arranged on sides, facing away from the first base substrate, of the scan signal lines; and first shielding parts arranged on sides, facing away from the scan signal lines, of the data signal lines, wherein each first shielding part is of a strip structure, and in each sub-pixel unit, both sides of the data signal line are each provided with one first shielding part.Type: GrantFiled: September 23, 2021Date of Patent: March 21, 2023Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ning Zhu, Peng Jiang, Yanping Liao, Yujie Gao, Jun Liu
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Patent number: 11600212Abstract: Provided is a flexible display screen, including: a flexible substrate provided with a foldable portion; pixel units disposed on a first surface of the flexible substrate; and a fold detection device including a reflective grating structure, an optical waveguide structure and a photoelectric sensor, wherein the optical waveguide structure and the reflective grating structure are sequentially laminated on the first surface of the flexible substrate and both disposed in the foldable portion, an orthographic projection of the optical waveguide structure onto the flexible substrate is overlapped with an orthographic projection of the reflective grating structure onto the flexible substrate, and the optical waveguide structure is connected to the photoelectric sensor.Type: GrantFiled: January 20, 2022Date of Patent: March 7, 2023Assignees: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalong Mao, Jian Zhao, Peng Chen, Zizheng Liu, Zhuo Chen, Dongxu Yuan, Hao Yu, Man Wang
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Publication number: 20230005445Abstract: A gate driving circuit and a display panel are provided. The gate driving circuit includes a plurality of shift register units as cascaded, and the plurality of shift register units as cascaded includes a first shift register unit including a first clock signal terminal, an (n+1)-th shift register unit including an (n+1)-th clock signal terminal, a second shift register unit including a second clock signal terminal, and an (n+2)-th shift register unit including an (n+2)-th clock signal terminal. The gate driving circuit further includes a first clock signal line connected to the first clock signal terminal and the (n+1)-th clock signal terminal, and a second clock signal line connected to the second clock signal terminal and the (n+2)-th clock signal terminal.Type: ApplicationFiled: June 9, 2021Publication date: January 5, 2023Applicants: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Rongcheng LIU, Zhengwei AI, Wenjun GONG
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Patent number: 11480834Abstract: This disclosure relates to a display panel and a display device. The display panel includes: a display liquid crystal panel, including a plurality of sub-pixels defined by a first grid structure and arranged in an array; and a dimming liquid crystal panel, located on a light incident side of the display liquid crystal panel and stacked with the display liquid crystal panel, the dimming liquid crystal panel including a plurality of dimming pixels defined by a second grid structure and arranged in an array, and the second grid structure comprising a plurality of first shading lines extending in a waveform along a row direction; wherein the dimming liquid crystal panel further includes a plurality of second shading lines extending along the row direction, and the second shading lines are intersected with the first shading lines.Type: GrantFiled: July 1, 2020Date of Patent: October 25, 2022Assignees: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Yuanhui Guo, Yujie Gao, Xia Shi, Wei Zhang
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Patent number: 11460743Abstract: An array substrate, a light control panel and a display device are provided. The array substrate includes a plurality of gate lines respectively extending along a first direction, a plurality of data lines respectively extending along a second direction intersected with the first direction, and a plurality of light control pixel units. Each of the plurality of gate lines includes a plurality of grid parts arranged side by side along the first direction and connected in sequence, and each of the plurality of grid parts includes a grid line and an opening area surrounded by the grid line.Type: GrantFiled: August 19, 2020Date of Patent: October 4, 2022Assignees: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing BOE Technology Development Co., Ltd.Inventors: Yuanhui Guo, Yujie Gao, Wei Guo, Kun Guo, Yanping Liao
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Patent number: 11402684Abstract: The present disclosure provides a display assembly, a display device and a method for controlling the display device. The display assembly includes a first polarizer, a first liquid crystal panel, a second polarizer, a second liquid crystal panel and a third polarizer laminated one on another sequentially. One of the first liquid crystal panel and the second liquid crystal panel is a display panel, and the other is a light-transmitting control panel. The display assembly further includes a first semi-transparent reflective layer and a second semi-transparent reflective layer located on two sides of the light-transmitting control panel, respectively.Type: GrantFiled: September 28, 2021Date of Patent: August 2, 2022Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xia Shi, Yuanhui Guo, Yujie Gao, Yang Hu, Peipei Zhang
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Patent number: 11398199Abstract: A liquid crystal display device, a driving system thereof, and a driving method thereof are provided. A driving method includes: receiving display data of a next frame of image; determining whether the next frame of image includes a specific graph according to the gray scale information of each pixel; if the next frame of image includes the specific graph, determining information to be compensated according to positions of the first pixel section and the second pixel section, a quantity of the first pixels or a quantity of the second pixels and the difference value between the first gray scale and the second gray scale, where the information to be compensated includes a position of an area to be compensated and a compensation level of the area to be compensated; and generating a compensated driving voltage according to the position of the area to be compensated.Type: GrantFiled: November 17, 2021Date of Patent: July 26, 2022Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lijun Xiao, Feng Jiang, Mengchao Shuai, Junmin Zhang, Hangyu Chen, Meng Feng, Jianmin Xiang, Bing Li
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Patent number: 11385496Abstract: The present disclosure provides a liquid crystal display panel and a display device, including: a liquid crystal panel, a light control panel, and a polarizer located on a surface of the liquid crystal panel away from the light control panel that are stacked, in which the polarizer includes a pressure-sensitive adhesive layer in contact with the liquid crystal panel, and the pressure-sensitive adhesive layer has a light adjustment structure configured to adjust a propagation path of light emitted from the liquid crystal panel by means of refraction or total reflection. The liquid crystal display panel provided by the present disclosure can improve or even eliminate the rainbow pattern phenomenon, and improve the display quality of the liquid crystal display panel.Type: GrantFiled: July 20, 2020Date of Patent: July 12, 2022Assignees: Wuhan BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanhui Guo, Yujie Gao, Lei Guo, Zhangtao Wang, Yanping Liao
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Patent number: 11360362Abstract: The present disclosure relates to a display panel and a display device. The display panel includes: a liquid crystal display panel; and a dimming liquid crystal panel including a plurality of dimming pixels defined by a second mesh structure and arranged in an array, wherein the second mesh structure includes a plurality of light shielding lines extending along a first direction and having a waveform, each of the light shielding lines includes a plurality of periodic parts, each of the plurality of periodic parts includes a first portion and a second portion which are symmetrical relative to a symmetry axis along a second direction, the first portion comprises a first segment and a second segment, the second portion comprises a third segment which is symmetrical with the second segment relative to the symmetry axis and a fourth segment which is symmetrical with the first segment relative to the symmetry axis.Type: GrantFiled: July 21, 2020Date of Patent: June 14, 2022Assignees: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoguang Yang, Yuanhui Guo, Yujie Gao, Lei Guo
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Publication number: 20220155894Abstract: A manufacturing method of a touch substrate, a touch substrate, and a touch displaying device. The touch substrate comprises a base plate and touch electrodes, wherein a first film layer, a second film layer and a third film layer are sequentially stacked on one side of the base plate, and the refractive index of the second film layer is smaller than that of the first film layer and the third film layer.Type: ApplicationFiled: June 17, 2021Publication date: May 19, 2022Applicants: Wuhan BOE Optoelectronics Technology Co.,Ltd., BOE Technology Group Co., Ltd.Inventors: Xia Shi, Yuanhui Guo, Jie Han, Jian Zhao, Peipei Zhang, Yujie Gao
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Publication number: 20220113572Abstract: This disclosure relates to a display panel and a display device. The display panel includes: a display liquid crystal panel, including a plurality of sub-pixels defined by a first grid structure and arranged in an array; and a dimming liquid crystal panel, located on a light incident side of the display liquid crystal panel and stacked with the display liquid crystal panel, the dimming liquid crystal panel including a plurality of dimming pixels defined by a second grid structure and arranged in an array, and the second grid structure comprising a plurality of first shading lines extending in a waveform along a row direction; wherein the dimming liquid crystal panel further includes a plurality of second shading lines extending along the row direction, and the second shading lines are intersected with the first shading lines.Type: ApplicationFiled: July 1, 2020Publication date: April 14, 2022Applicants: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO.,LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanhui GUO, Yujie GAO, Xia SHI, Wei ZHANG