Patents Assigned to BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
  • Patent number: 11972717
    Abstract: Embodiments of the present disclosure provide a method of driving display, and a display device. The method of driving display includes: scanning, progressively or rows by rows, a plurality of sub-pixels arranged in an N×M array, to turn on each row of sub-pixels scanned, so that a duration in which two adjacent rows of sub-pixels are simultaneously in an ON state is greater than or equal to two times a unit scanning time, wherein the unit scanning time is a time required for scanning a row of sub-pixels, N is an integer greater than 1, and M is an integer greater than 1; and applying data signals to at least two rows of sub-pixels simultaneously in the ON state, so that a duration of applying the data signals to each row of sub-pixels is greater than the unit scanning time.
    Type: Grant
    Filed: March 13, 2023
    Date of Patent: April 30, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhihua Sun, Yinlong Zhang, Qiujie Su, Feng Qu, Jing Liu, Yanping Liao, Xibin Shao
  • Patent number: 11974459
    Abstract: The present application relates to the technical field of display, and discloses an OLED display panel and a display device. The OLED display panel includes a drive backplane; and an OLED device, an encapsulation structure and a color resistor structure which are arranged on the drive backplane; the encapsulation structure and the color resistor structure are located on a side, facing away from the drive backplane, of the OLED device, and the color resistor structure includes a chromatic color resistor layer, a first BM and a second BM; and the first BM is located on a side, facing away from the drive backplane, of the chromatic color resistor layer, and the second BM is located on a side, facing the drive backplane, of the chromatic color resistor layer.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: April 30, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chuanxiang Xu, Shi Shu, Qi Yao, Guangcai Yuan, Yang Yue, Haitao Huang, Yong Yu
  • Patent number: 11971627
    Abstract: Provided are a display panel and a method for preparing same, and a display apparatus. The display panel includes an array substrate and an opposite substrate, which are oppositely arranged, and a liquid crystal layer, which is arranged between the array substrate and the opposite substrate, wherein a compensation layer is arranged on the array substrate or the opposite substrate, and an included angle between an optical axis direction of the compensation layer and an initial optical axis direction of liquid crystal molecules in the liquid crystal layer is less than or equal to 10 degrees; dispersion characteristics of the liquid crystal layer and the compensation layer are the opposite of each other.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: April 30, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Feifei Wang, Hongming Zhan, Xibin Shao, Lintao Ji
  • Patent number: 11971640
    Abstract: The present disclosure provides a display substrate and a display device, and belongs to the field of display technology. The display substrate includes: a base substrate having a peripheral region, and thin film transistors disposed in the peripheral region of the base substrate. A gate electrode of the thin film transistor includes a plurality of sub-electrodes arranged at intervals.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: April 30, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feng Li, Yu Ma, Qi Sang, Jiantao Liu, Li Tian, Jing Wang
  • Patent number: 11966009
    Abstract: The present disclosure provides a display substrate, a method for preparing the same, and a flexible display device, and belongs to the technical field of display. Among them, the display substrate includes: a base substrate; a metal pattern located on the base substrate, and an anti-reflection pattern located on a surface of the metal pattern proximate to the base substrate; in which a material of the anti-reflection pattern includes molybdenum oxide doped with a refractory metal, and a melting point of the refractory metal is greater than a temperature threshold. The technical solution of the present disclosure is capable of reducing the reflection of ambient light by the display substrate.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: April 23, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoxiang Zhang, Hao Han, Yihe Jia, Lianjie Yang, Xiangqian Ding, Yongzhi Song
  • Publication number: 20240126122
    Abstract: The present disclosure relates to an array substrate. At least one of a pixel electrode and a common electrode in the array substrate has an electrode structure. The electrode structure includes: first and second electrode portions, and a conductive connection portion. The first electrode portion includes a first connection bar and first electrode bars. The second electrode portion includes a second connection bar and second electrode bars. No common line is provided in each of the sub-pixel regions.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yifu CHEN, Yingying QU, Ting DONG, Jianhua HUANG, Lingdan BO, Feng QU
  • Patent number: 11960662
    Abstract: A electronic device includes: a body, a light-emitting component, a photosensitive component, and a processor, wherein the light-emitting component, the photosensitive component, and the processor are all disposed in the body, and the photosensitive component is connected to the processor; the light-emitting component is configured to emit probe light; the photosensitive component is configured to acquire optical information about reflected light of the probe light in response to receiving the reflected light; and the processor is configured to determine a movement trajectory of the light-emitting component based on the optical information.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: April 16, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zeyu Song, Yaohui Wang, Zhengang Gao, Tianxiao Yang, Yanjun Sun, Lei Liu
  • Patent number: 11955040
    Abstract: A display device is disclosed. The display device includes an array substrate and at least two driving units. The array substrate includes a peripheral region and a display region, the array substrate further includes a peripheral grounding line and a test line, wherein the peripheral grounding line is located in the peripheral region, and the test line is located in the peripheral region. The at least two driving units are located on at least one side of the array substrate, the driving unit includes at least two grounding pins, a grounding pin of at least one of the driving units is connected to the peripheral grounding line, and each of at least one grounding pin of one of two adjacent driving units is electrically connected to a corresponding grounding pin of the other adjacent driving unit.
    Type: Grant
    Filed: April 19, 2023
    Date of Patent: April 9, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Bingqing Yang, Wenkai Mu, Haoliang Ji, Bo Feng, Xiaoxiao Chen, Tianxin Zhao, Ji Dong, Zhiying Bao, Wenjun Xiao, Yang Wang, Shijun Wang, Hao Xu
  • Patent number: 11955061
    Abstract: Provided is a pixel driving circuit configured to provide a signal to a to-be-driven element. The pixel driving circuit includes: a current control sub-circuit, configured to transmit a current signal; a time length control sub-circuit, configured to transmit a time signal; and an output sub-circuit, electrically connected with the time length control sub-circuit and the current control sub-circuit, respectively; where the time length control sub-circuit is further configured to control the output sub-circuit to be turned on or off based on the time signal; the output sub-circuit is configured to, when turned on, control a current applied to the to-be-driven element based on the current signal, where duration of two adjacent turn-ons of the output sub-circuit is same and duration of two adjacent turn-offs of the output sub-circuit is same.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: April 9, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ning Cong, Xiaochuan Chen, Minghua Xuan, Can Zhang, Ming Yang, Lijun Yuan, Angran Zhang
  • Patent number: 11955491
    Abstract: An array substrate and a manufacturing method thereof, a motherboard and a display device are disclosed. The array substrate has a display region and a non-display region, and includes a base substrate, and a plurality of signal lines and at least one transfer electrode that are on the base substrate. The plurality of signal lines extend from the display region to the non-display region along a first direction, at least one of the plurality of signal lines includes a first trace in the display region and a second trace in the non-display region, the second trace includes at least two sub-traces disconnected from each other, a sub-trace, close to the display region, of the at least two sub-traces of the second trace is directly connected with the first trace, and every two adjacent sub-traces of the second trace are electrically connected with each other.
    Type: Grant
    Filed: September 29, 2019
    Date of Patent: April 9, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingmeng Miao, Yinshu Zhang, Zhihua Sun
  • Patent number: 11953774
    Abstract: A display substrate includes: a base substrate (100); a plurality of sub-pixels (R, G, B) located on the base substrate (100), every two rows of sub-pixels (R, G, B) constituting a pixel group; a plurality of first gate lines (Gate1) located at first row gaps between the pixel groups, two first gate lines (Gate1) being arranged at each first row gap; and a plurality of photosensors (101), the orthographic projection of each row of photosensors (101) on the base substrate (100) completely covering a second row gap in the pixel group and partially overlapping with the orthographic projections of the sub-pixels (R, G, B), thereby avoiding the bright and dark difference between adjacent rows and ensuring the aperture ratio.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: April 9, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xinlan Yang, Wenkai Mu, Yi Liu, Jun Fan, Bo Feng, Yang Wang, Zhan Wei, Tengfei Ding, Shijun Wang, Chengfu Xu
  • Patent number: 11947211
    Abstract: A display panel includes: a liquid crystal cell; an optical layer configured to transmit part of light incident onto the optical layer whose polarization direction is parallel to a transmission axis of the optical layer, and reflect a remaining part of the light incident onto the optical layer; a first polarization structure configured to transmit part of light incident onto the first polarization structure whose polarization direction is parallel to a transmission axis of the first polarization structure, and absorb a remaining part of the light incident onto the first polarization structure; and a second polarization structure configured to transmit part of light incident onto the second polarization structure whose polarization direction is parallel to a transmission axis of the second polarization structure, and absorb a remaining part of the light incident onto the second polarization structure.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: April 2, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jing Wang, Yangyang Cai, Guojian Qu, Guangyun Tong, Fan Yang, Chengwei Wang, Zhanchang Bu, Bochang Wang, Yu Zhang, Hetao Wang, Xiang Li
  • Patent number: 11948529
    Abstract: A display panel includes a plurality of sub-pixels and a plurality of gate lines. The plurality of sub-pixels are arranged in an array in a row direction and a column direction, and each row of sub-pixels includes sub-pixels of a first color, sub-pixels of a second color and sub-pixels of a third color. The plurality of gate lines includes first gate lines and second gate lines alternately arranged in the column direction, a first gate line and a second gate line adjacent to each other form a gate line pair, and two gate lines in the gate line pair are coupled to a same row of sub-pixels. In the same row of sub-pixels, sub-pixels of the first color are coupled to the first gate line.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: April 2, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaona Liu, Yu Ma, Weitao Chen
  • Patent number: 11947226
    Abstract: An electrode for display includes at least two display electrodes arranged at intervals along first direction, each including a body electrode and an end electrode; the at least two display electrodes include first and second display electrodes, body electrodes of the first and second display electrodes being parallel in first direction with a first preset pitch; among two side edges of the end electrode of the first display electrode opposite in first direction and two side edges of the end electrode of the second display electrode opposite in first direction, at least two side edges are unparallel; a minimum distance in first direction between one side edge of the end electrode of the first display electrode close to the second display electrode and one side edge of the end electrode of the second display electrode close to the first display electrode is greater than or equal to first preset pitch.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: April 2, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yong Liu, Jiao Li, Xiaoqing Peng, Kaixuan Wang
  • Patent number: 11942485
    Abstract: A substrate includes a driving backplane, a plurality of first connecting lines and a plurality of second connecting lines. The driving backplane includes a base substrate, at least one first lead group and at least one second lead group. Each first lead group includes a plurality of first leads, and each second lead group includes a plurality of second leads. A first lead group and a corresponding second lead group is disposed in a peripheral region. The plurality of first connecting lines are disposed on at least one side face of the driving backplane, each first connecting line is electrically connected to at least one first lead. The plurality of second connecting lines are disposed on the at least one side face of the driving backplane, each second connecting line is electrically connected to at least one second lead, and is in contact with a corresponding first connecting line.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: March 26, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yonglian Qi, Hong Yang, Lianjie Qu, Shan Zhang, Hebin Zhao, Yun Qiu
  • Patent number: 11934060
    Abstract: Provided is an array substrate. The array substrate includes: a base substrate, and a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels and a plurality of touch signal lines disposed on the base substrate. The data lines have a plurality of first extending parts and a plurality of second extending parts which are in an alternating arrangement. When the array substrate is used to prepare a liquid crystal display panel and the liquid crystal display panel is displaying, in each column of the sub-pixels, the voltage polarities of the two adjacent sub-pixels which respectively belong to two adjacent first pixel regions are opposite.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: March 19, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo Feng, Shijun Wang, Yang Wang, Zhan Wei, Wenkai Mu, Yi Liu, Li Tian
  • Patent number: 11929371
    Abstract: Disclosed are an array substrate, a display panel and a display apparatus. The array substrate includes: gate lines, data lines, and pixel units. The gate lines and the data lines are arranged between at least part of the adjacent pixel units. The array substrate further includes: common electrode lead wires and common electrode layers. The common electrode lead wires are arranged on a same layer as the data lines, extend in a same direction as the data lines, and are located between at least part of the adjacent pixel units. The common electrode layers are insulated from the common electrode lead wires through insulating layers and are connected with the common electrode lead wires through via holes in the insulating layers. The via holes are located in a region where the gate lines and the common electrode lead wires intersect.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: March 12, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Bangran Fu, Huabin Chen, Yingqiang Gao, Liqiang Li, Yongzhi Song
  • Patent number: 11927851
    Abstract: A display panel and a display device are provided. The display panel includes a first base substrate; a second base substrate opposite to the first base substrate; a liquid crystal layer between the first and second base substrates; a first alignment film at a side of the first base substrate facing the liquid crystal layer; a second alignment film at a side of the second base substrate facing the liquid crystal layer; a polarizer at a side of the first base substrate away from the liquid crystal layer; and a quarter-wave plate between the polarizer and the first base substrate. An angle between a center line of an included angle between the first alignment direction of the first alignment film and the second alignment direction of the second alignment film and a slow axis of the quarter-wave plate is in a range from 75 to 105 degrees.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: March 12, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hao Liu, Ruichen Zhang, Kaixuan Wang, Yanqing Chen, Zhao Zhang, Yanni Liu, Li Tian
  • Patent number: 11927878
    Abstract: Provided is a projection screen. The projection screen includes a first transparent cover plate, a transparent touch panel, and a first nanoparticle layer, wherein the first nanoparticle layer and the first transparent cover plate are sequentially laminated on one side of the transparent touch panel, and the first nanoparticle layer comprises a plurality of dispersed nanoparticles of different particle sizes. A method for manufacturing a projection screen, a projection display system, and a projection display method are also provided.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: March 12, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangyun Tong, Yu Zhang, Zhuolong Li, Xuefei Qin, Junning Su
  • Patent number: 11928282
    Abstract: The driving method includes: inputting a first scanning signal to each of the first touch electrodes at a same time, and receiving a first sensing signal of each of the second touch electrodes to determine a suspected column according to the first sensing signal; inputting a second scanning signal to each of the second touch electrodes at a same time, and receiving a second sensing signal of each of the first touch electrodes to determine a suspected row according to the second sensing signal; determining a suspected touch region according to the suspected column and the suspected row; and sequentially inputting a third scanning signal row by row to each of the first touch electrodes in the suspected touch region, and receiving a third sensing signal of each of the second touch electrodes in the suspected touch region to determine a touch position according to the third sensing signal.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: March 12, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Guo, Lihui Han, Junning Su, Zhanchang Bu, Hetao Wang