Patents Assigned to BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
  • Patent number: 11450295
    Abstract: A charge compensation circuit of the present disclosure includes: a sorting sub-circuit, configured to sort inputted initial data voltages according to a pixel structure type to obtain a plurality of channels of data, each channel of the data including initial data voltages corresponding to all data lines when a gate line in a row corresponding to the channel is turned on; a storage comparison sub-circuit, configured to output many sets of comparison data according to the stored data; a lookup sub-circuit, configured to look up actual compensation data corresponding to the set of comparison data; and a compensation sub-circuit, configured to compensate for the initial data voltage on a data line corresponding to the actual compensation data when the gate line in the current row is turned on, to obtain an actual data voltage on the data line when the gate line in the current row is turned on.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: September 20, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Wenxu Lyu, Xinqiu Wang, Xue Dong, Ming Chen, Wei Sun, Hsinchung Lo
  • Patent number: 11450288
    Abstract: A display driving method includes: controlling a source driver to output a data signal, wherein the data signal comprises a plurality of first active pulse signals, the first active pulse signal in the Nth row is for driving a sub-pixel unit in the Nth row, and a timing difference between a starting point of the first active pulse signal in the Nth row and a starting point of a corresponding gate drive signal is smaller than a timing difference between a starting point of the first active pulse signal in the (N+M)th row and a starting point of a corresponding gate drive signal; and wherein the sub-pixel unit in the Nth row is closer to the source driver than the sub-pixel unit in the (N+M)th row, and N and M are positive integers greater than or equal to 1.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: September 20, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yan Yang, Chinghua Hung, Rui Liu, Wei Sun, Ming Chen, Wenchieh Huang
  • Patent number: 11443989
    Abstract: An array substrate having a display area, a peripheral area, and a bonding area inside the peripheral area is provided. The array substrate includes a bonding pad in the bonding area, the bonding pad configured to be connected to a peripheral circuit through a bonding connector, a test signal line including a first portion and a second portion. The first portion is in the peripheral area and substantially surrounds the display area. The first portion is electrically connected to the bonding pad. The first portion is completely inside the array substrate and has no exposed terminal. The second portion is in the bonding area. A first terminal of the second portion is electrically connected to the bonding pad. A second terminal of the second portion has an end along an edge of the array substrate in the bonding area.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: September 13, 2022
    Assignees: Hefei BOE Display Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Ke Dai, Peng Jiang, Yanping Liao, Wenchao Wang
  • Patent number: 11442303
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes: a first substrate; at least one underlaying structure, arranged on the first substrate and in a non-display region of at least one side of a display region of the display panel; and at least one supporting structure, arranged on one side, facing away from the first substrate, of the at least one underlaying structure, where an orthographic projection of the supporting structure on the first substrate is within a range of an orthographic projection of the underlaying structure on the first substrate.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: September 13, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yifu Chen, Seungmin Lee, Yanping Liao, Lei Guo, Yingying Qu, Zhe Li, Liangliang Jiang, Lifeng Lin, Lan Xin, Zhihua Sun
  • Patent number: 11442292
    Abstract: The present disclosure relates to spectacles. The spectacles include a lens including a first portion and a second portion disposed opposite each other and a first cavity between the first portion and the second portion, a frame surrounding the lens and supporting the lens, a colored liquid disposed in the interior space, a first hydrophobic dielectric film disposed on an inner surface of the frame, a first electrode disposed between the inner surface of the frame and the first hydrophobic dielectric film, and a second electrode disposed in the interior space and in contact with the colored liquid. The frame has a second cavity defined by an inner surface of the frame. The second cavity is in communication with the first cavity to form an interior space.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: September 13, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Tingting Wang, Qi Wang, Yan Yan
  • Publication number: 20220276531
    Abstract: A backlight module includes a light bar, a light guide plate located on a light exit side of the light bar, a reflective strip, and at least two cushion pads. The light guide plate includes a first side surface away from the light bar. The reflective strip is attached to the first side surface. Each cushion pad includes a first positioning portion and an avoiding portion. An orthographic projection of the reflective strip on the first side surface is located outside an orthographic projection of the first positioning portion on the first side surface, and is partially overlapped with an orthographic projection of the avoiding portion on the first side surface. The first positioning portion is in surface contact with a portion of the first side surface that is non-covered by the reflective strip. The avoiding portion and the reflective strip have a first interval therebetween.
    Type: Application
    Filed: April 14, 2021
    Publication date: September 1, 2022
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei LIU, Yanjun SUN, Zeyu SONG
  • Publication number: 20220276536
    Abstract: Embodiments of the present disclosure provide a liquid crystal display panel and a display device. The panel comprises a first and second polarizers, a liquid crystal layer, a first and second optical compensation films. The liquid crystal layer is disposed between the opposite first and second polarizers; the first optical compensation film is located between the first polarizer and the liquid crystal layer, and an optical axis of the first optical compensation film is parallel to a plane where the first optical compensation film is in; and the second optical compensation film is located between the first and second polarizers, an optical axis of the second optical compensation film is parallel to a plane where the second optical compensation film is in and perpendicular to the optical axis of the first optical compensation film, and in-plane retardations of the first and second optical compensation films are equal.
    Type: Application
    Filed: September 9, 2021
    Publication date: September 1, 2022
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lintao JI, Feifei WANG, Kaixuan WANG, Bowen LI, Xinli MA, Jiao LI
  • Publication number: 20220277698
    Abstract: A backlight driving board includes a main circuit board, and a photosensitive device, a backlight controller and a first port that are disposed on the main circuit board. The photosensitive device is configured to sense brightness and color temperature of a light source, and output brightness data and color temperature data. The backlight controller is coupled to the photosensitive device, and configured to receive the brightness data and adjust light-emitting brightness of the light source according to the brightness data. The first port is coupled to the photosensitive device, and configured to be coupled to a system board, receive the color temperature data, and transmit the color temperature data to the system board, such that the system board adjusts color temperature of a picture displayed by a display panel according to the color temperature data.
    Type: Application
    Filed: April 8, 2021
    Publication date: September 1, 2022
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lijin ZHAO, Yu ZHANG, Shixin GENG, Guangyun TONG, Zhuolong LI, Miao LIU, Huiyan LI, Fan YANG
  • Patent number: 11428853
    Abstract: A touch device, a manufacturing method thereof and an intelligent mirror are disclosed. The touch device includes: a touch functional layer, configured to sense an occurrence of touch; a cover plate located on the touch functional layer; and an anti-dazzle layer, the anti-dazzle layer being disposed between the touch functional layer and the cover plate, and the anti-dazzle layer being configured to scatter light incident on the anti-dazzle layer.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: August 30, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jing Wang, Qi Wang, Bo Li, Hetao Wang
  • Patent number: 11428971
    Abstract: A liquid crystal module and a display device are provided. The liquid crystal module includes a liquid crystal panel, a bottom frame and a first frame. The first edge of the liquid crystal panel is in an open region surrounded by the bottom plate, the first side plate and the second side plate of the bottom frame. At least one selected from a group consisting of the second edge, third edge and fourth edge of the liquid crystal panel is in an open region surrounded by the first frame body, the second frame body and the third frame body, and in a direction perpendicular to the plate surface of the liquid crystal panel, the first frame and the liquid crystal panel are movably arranged with respect to each other.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: August 30, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanping Liao, Junjie Guo, Yifu Chen, Xibin Shao
  • Patent number: 11410627
    Abstract: The embodiment of the present disclosure provides a dual gate array substrate and a display device. The dual gate array substrate includes pairs of gate lines and data lines. The pairs of gate lines and the data lines intersect perpendicularly to define multiple display units arranged in an array. The display units include two sub-pixels of a same color, and the sub-pixels of the same color on both sides of one data line are coupled to the one data line.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: August 9, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjun Xiao, Shijun Wang, Wenkai Mu, Bingqing Yang, Yi Liu, Bo Feng, Xiaoxiao Chen, Yang Wang, Zhiying Bao, Haoliang Ji, Tianxin Zhao, Ji Dong, Hao Xu
  • Patent number: 11409153
    Abstract: The embodiments of the present disclosure provide a 3D display device and a manufacturing method thereof. The 3D display device includes a first substrate; a second substrate disposed opposite to the first substrate; a black matrix; and a grating. The black matrix and the grating are disposed on a side of the first substrate facing away from the second substrate; the black matrix and the grating are disposed in a same layer; and a side of the first substrate where the black matrix and the grating are located is a light exit side of the 3D display device.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: August 9, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weipin Hu, Yun Qiu, Xiao Sun, Hebin Zhao, Yanfeng Wang
  • Publication number: 20220244597
    Abstract: A backlight source includes light bars, adapter plate(s) and connection structures. Each light bar includes light-emitting group(s) and external connection unit(s). Each external connection unit is electrically connected to at least one light-emitting group and included at least one first electrode pair. Each adapter plate includes adapter circuits, each adapter circuit includes adapter units, each adapter unit includes at least one second electrode pair. Ends of each connection structure are electrically connected to one external connection unit and one adapter unit. All second electrode pairs of adapter units of a same adapter circuit are classified into at least one group, each group includes second electrode pairs electrically connected in series. In light-emitting groups electrically connected to adapter units of the same adapter circuit, light-emitting groups electrically connected second electrode pairs in a same group are connected in series to form a dimming region.
    Type: Application
    Filed: February 4, 2021
    Publication date: August 4, 2022
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangyun TONG, Shixin GENG, Lijin ZHAO, Tengfei WANG, Jiangfeng ZHANG, Xu CHEN, Zhuolong LI, Yu ZHANG
  • Patent number: 11402942
    Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: a base substrate; a plurality of gate lines on the base substrate; and a touch electrode layer located on a side, away from the base substrate, of a layer where the gate lines are located. The touch electrode layer includes a plurality of touch electrodes, and the touch electrodes are provided with first hollowed-out areas at the positions of at least part of the gate lines.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: August 2, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yi Liu, Shijun Wang, Wenkai Mu, Bo Feng, Xinlan Yang, Xiaoxiao Chen, Yang Wang, Zhan Wei, Tengfei Ding, Xiaofeng Yin
  • Patent number: 11402677
    Abstract: An optical film includes a light-transmissive substrate and a first annular lens group. The light-transmissive substrate has a first surface and a second surface opposite to each other. The first annular lens group is disposed on the second surface, and the first annular lens group is configured to allow light to pass through. The reflectivity of the first annular lens group decreases along a direction away from a central axis of the first annular lens group, and an extending direction of the central axis is the same as a thickness direction of the light-transmissive substrate.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: August 2, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying Chen, Shanshan Liu, Lili Jia, Bochang Wang, Donglei Li, Hui Liu, Honghao Yu
  • Patent number: 11404500
    Abstract: A display apparatus and a display control method are provided. The display apparatus includes an organic light-emitting display device having electrostatic attraction and including a transparent cathode layer and a transparent anode layer, so that the organic light-emitting display device can achieve bidirectional light emission; frustrated total reflection devices positioned on both sides of the organic light-emitting display device respectively and each including an active film layer and a frustrated switch, wherein the frustrated switch is turned on or off according to a received control signal to control whether the active film layer has electrostatic attraction; and a sealant bonded between the organic light-emitting display device and the frustrated total reflection devices to form a gap therebetween. When the active film layer has electrostatic attraction, the light emitted by the organic light-emitting display device is emitted from the active film layer.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: August 2, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Qianqian Bu, Hong Yang, Weipin Hu, Pingqi Zhang
  • Patent number: 11402688
    Abstract: The present disclosure relates to an electronic apparatus, a display device, and a backlight module, and relates to relates to the field of display technologies. The backlight module includes a back panel, a light guide plate and a light bar. The back panel has a bottom plate and a peripheral plate surrounding edges of the bottom plate, the peripheral plate is provided with a limit structure protruding into an area surrounded by the peripheral plate; the light guide plate is provided within the peripheral plate; the light bar is provided between the peripheral plate and the light guide plate and abutting against the limit structure to be blocked by the limit structure in at least one of a direction perpendicular to the bottom plate and a circumferential direction of the peripheral plate.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 2, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Shixin Geng, Yu Zhang, Bochang Wang, Jiangfeng Zhang, Xu Chen
  • Patent number: 11404015
    Abstract: A display device includes a light control panel and a liquid crystal display panel laminated one on another. The liquid crystal display panel includes one or more first photosensitive thin film transistor for detecting an environmental brightness value of the display device. Each first photosensitive thin film transistor includes a control electrode, an input end and an output end, the liquid crystal display panel includes a plurality of first shift register units, the control electrode of each first photosensitive thin film transistor is coupled to a clock signal line of each first shift register unit, the input end of each first photosensitive thin film transistor is coupled to a deflection reference voltage signal line of the liquid crystal display panel, and the output end of each first photosensitive thin film transistor is coupled to a first output signal line of the liquid crystal display panel.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: August 2, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shou Li, Jian Zhang, Zhanchang Bu, Bo Li, Luqiang Guo, Zhiming Meng
  • Patent number: 11402622
    Abstract: This disclosure discloses a display panel, a method for driving the same, and a display device. The display panel includes a first substrate and a second substrate arranged opposite each other, and a plurality of pixel elements located between the first substrate and the second substrate, where each of the plurality of pixel elements includes a photonic crystal light-modulating structure. The photonic crystal light-modulating structure can be configured to adjust an intensity of light emitted from the pixel element, so as to take the place of a liquid crystal layer in the prior art.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: August 2, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Wenshuai Song
  • Patent number: 11403981
    Abstract: Provided in the present disclosure are a shift register unit, a gate driving circuit, a display apparatus and a control method for the display apparatus. The shift register unit includes: an input sub-circuit, having a first terminal connected to a first signal line, a second terminal connected to a pull-up node, and a third terminal connected to an input signal line; an output sub-circuit, configured to output a clock signal inputted by the clock signal line to the output terminal under the control of the pull-up node; a shutdown control sub-circuit, having a first terminal connected to the output terminal, a second terminal connected to a first shutdown control signal line, and a third terminal connected to a second shutdown control signal line, wherein the shutdown control sub-circuit is configured to output a second shutdown control signal to the output terminal under a control of a first shutdown control signal.
    Type: Grant
    Filed: September 29, 2018
    Date of Patent: August 2, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zheng Wang