Patents Assigned to BOE Technology Group Co., Ltd.
  • Publication number: 20220199650
    Abstract: An array substrate including a display area having a plurality of subpixels is provided. The plurality of subpixels includes a plurality of first subpixels in a display-bonding sub-area and a plurality of second subpixels in a regular display sub-area. The array substrate includes a plurality of thin film transistors on a first side of the base substrate and respectively in the plurality of subpixels. A respective one of the plurality of first subpixels includes a bonding pad on a second side of a base substrate; a lead line electrically connecting a respective one of a plurality of thin film transistors to the bonding pad; and a via extending through the base substrate. The lead line is unexposed in the array substrate. The lead line extends from the first side to the second side of the base substrate through the via, to connect to the bonding pad.
    Type: Application
    Filed: March 24, 2020
    Publication date: June 23, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Ke Wang, Muxin Di, Zhiwei Liang, Guoqiang Wang, Renquan Gu, Xiaoxin Song, Xiaoyan Zhu, Yingwei Liu, Zhanfeng Cao
  • Publication number: 20220199711
    Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.
    Type: Application
    Filed: March 9, 2022
    Publication date: June 23, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Youwei Wang, Song Zhang, Peng Cai, Chunyan Xie, Huan Liu
  • Patent number: 11367791
    Abstract: The present disclosure provides a thin film transistor, a fabricating method thereof, an array substrate, and a display device. The thin film transistor includes: a substrate; a channel region; a heavily doped first semiconductor pattern located on both sides of the channel region; a second semiconductor pattern disposed on the heavily doped first semiconductor pattern; a gate insulating layer covering the channel region and the second semiconductor pattern; a gate pattern disposed on the gate insulating layer, an orthographic projection of the gate pattern on the substrate being within an orthographic projection of the channel region on the substrate; and a source pattern and a drain pattern in contact with the heavily doped first semiconductor pattern through the first via and the second via, respectively.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohui Qiang, Jianhua Du, Feng Guan, Chunhao Li
  • Patent number: 11369029
    Abstract: The present disclosure proposes a rollable display device, including a scroll and a flexible screen. The scroll includes a housing and a rotating shaft, the rotating shaft is rotatably disposed in the housing, and the flexible screen includes a connecting end, the flexible screen is coupled to the rotating shaft through the connecting end, and the flexible screen is configured to be retractably wound on the rotating shaft. The flexible screen includes a cover film and an adhesive frame. The cover film includes a connecting section adjoining the connecting end. The adhesive frame is disposed on a side of the connecting section of the cover film facing the rotating shaft. The connecting section is coupled to the rotating shaft through the adhesive frame, and an orthographic projection of the connecting section on a plane perpendicular to an axial direction of the rotating shaft is arc-shaped or spiral-shaped.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: June 21, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Xiaofei Luo, Shangchieh Chu, Yanyan Yang, Baofeng Sun
  • Patent number: 11367855
    Abstract: A display panel and a method of manufacturing the same, a display device are provided. The display panel includes a first substrate and a second substrate disposed oppositely to each other, and a sealant, spacers and a solidification inhibiting layer arranged between the first substrate and the second substrate, the solidification inhibiting layer being provided between the sealant and the spacers, and configured to inhibit the spreading of the sealant to the spacer.
    Type: Grant
    Filed: July 4, 2019
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Donghui Yu
  • Patent number: 11366340
    Abstract: A liquid crystal cell, a method of driving a liquid crystal cell, and a liquid-crystal-based spectacle lens are provided. The liquid crystal cell includes: a ring-like electrode layer, a liquid crystal layer, and an opposite electrode layer. The second ring-like electrode region is concentric with the first ring-like electrode region and surrounds the first ring-like electrode region; the first ring-like electrode region is configured to drive corresponding liquid crystal molecules in the liquid crystal layer, so as to form a first Fresnel zone plate region in the liquid crystal cell; the second ring-like electrode region is configured to drive corresponding liquid crystal molecules in the liquid crystal layer, so as to form a second Fresnel zone plate region of the liquid crystal cell; an order of the second Fresnel zone plate region is smaller than an order of the first Fresnel zone plate region.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongxiao Li, Xiaochuan Chen, Wenqing Zhao, Weili Zhao, Haiyan Wang, Chen Yu Chen
  • Patent number: 11367128
    Abstract: A smart display apparatus and a smart display method are provided. The smart display apparatus includes: a transparent display screen; a commodity position acquiring module configured to acquire position information of a plurality of commodities; and a control processing unit including a commodity determining unit and a control display unit; the commodity determining unit is configured to determine a recommended commodity; and the control display unit is configured to control the transparent display screen to display a first image of the recommended commodity, and configured to control the transparent display screen to display a commodity recommending mark according to the position information of the recommended commodity so as to indicate a customer to observe the recommended commodity through the transparent display screen.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Deng, Hongyan Pei, Xue Chen
  • Patent number: 11367858
    Abstract: Embodiments of the present disclosure provide a display module and display device. The display module comprises a display panel which is an organic electroluminescent display panel; a first phase retarder located on a side of an out-light surface of the display panel; a linear polarizer located on a side of first phase retarder facing away from the display panel; and a second phase retarder covering a side of the linear polarizer facing away from the display panel.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: June 21, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Yanliu Sun
  • Patent number: 11367388
    Abstract: The pixel structure includes a plurality of first pixel units disposed in a first region and at least one second pixel unit disposed in a second region. A distribution density of the plurality of first pixel units is greater than that of the at least one second pixel unit. Each first pixel unit includes a plurality of first sub-pixels, and each second pixel unit includes a plurality of second sub-pixels. A number of first sub-pixels included in the first pixel unit is equal to that of second sub-pixels included in the second pixel unit. A number of at least one first sub-pixel of the first pixel unit that displays a color is equal to that of at least one second sub-pixel of the second pixel unit that displays a same color, and light-emitting areas of a first sub-pixel and a second sub-pixel that display a same color are equal.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjing Tan, Kuo Sun, Yu Feng
  • Patent number: 11366020
    Abstract: According to the embodiments of the present disclosure, there is provided a sensor for detecting a temperature. The sensor comprises a switch circuit; a charge/discharge circuit connected to the switch circuit, and configured to be charged and discharged under control of the switch circuit; a sensing circuit connected to the charge/discharge circuit, and configured to cause a charge/discharge period of the charge/discharge circuit to change with a temperature of the sensing circuit; and an oscillation circuit connected to the switch circuit and the charge/discharge circuit, and configured to generate, under action of the charge/discharge circuit, an oscillation signal for controlling the switch circuit, wherein an oscillation frequency of the oscillation signal is dependent on the charge/discharge period and thus indicates the temperature of the sensing circuit.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Jing Lv, Xiaochuan Chen, Chunwei Wu, Yingming Liu, Xiaoliang Ding
  • Patent number: 11366534
    Abstract: A touch substrate and a manufacturing method thereof, and an in-cell touch panel. The touch substrate includes: a base substrate, a first insulation layer, a transmission line and a common electrode. The first insulation layer is on the base substrate, and a groove extending in a first direction is in the first insulation layer; the transmission line is in the groove and is configured to transmit an electrical signal; the common electrode overlaps with the transmission line and is electrically connected with the transmission line.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: June 21, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Zifeng Wang, Fengguo Wang, Dawei Shi, Bo Ma, Hong Liu, Xinguo Wu, Wentao Wang, Lina Wang
  • Patent number: 11366347
    Abstract: A display device includes: a back plate, wherein the back plate is provided with an L-shaped bent portion, the bent portion including a bottom plate and a side plate; a display panel, wherein the display panel is disposed on one side of the side plate distal from the bottom plate, an orthographic projection of the display panel on the bottom plate is partially overlapped with an orthographic projection of the side plate on the bottom plate; and an adhesive layer, wherein the adhesive layer is configured to bond a non-light-emitting surface of the display panel to a surface of the side plate distal from the bottom plate, and the adhesive layer is further configured to bond to a side surface of the display panel, wherein the side surface is configured to connect a light-emitting surface and the non-light-emitting surface of the display panel.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: June 21, 2022
    Assignees: BOE Technology Group Co., LTD, Beijing BOE Display Technology Co., LTD.
    Inventors: Junjie Guo, Zhihua Sun, Jian Li
  • Patent number: 11367757
    Abstract: The present disclosure relates to the field of display technologies, and provides in embodiments an OLED touch display substrate, a manufacturing method thereof and a corresponding touch display device. Specifically, the OLED touch display substrate comprises: a first electrode layer and a second electrode layer opposite to each other; an organic layer between the first electrode layer and the second electrode layer; a touch layer on a side of the second electrode layer facing away from the organic layer; and a first insulating layer between the touch layer and the second electrode layer. The second electrode layer is a transparent electrode layer.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: June 21, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jun Li, Qicheng Chen, Ming Zhang, Tsungchieh Kuo, Weijie Ma
  • Patent number: 11367367
    Abstract: A reel type display device includes a shell with an accommodating space and an opening; a rotation shaft rotatably disposed in the accommodating space; a flexible screen having a connecting end connected to the rotation shaft and a retractable end configured to be retractable relative to the opening; and a driving mechanism, wherein two grooves opposite to each other are formed on an inner surface of the shell and extend along a second direction, and two end portions of the rotation shaft are in sliding fit with the two grooves, respectively. The driving mechanism is configured to drive the rotation shaft to translate along the two grooves according to a retractable state of the flexible screen, so that the portion of the flexible screen unwound from the rotation shaft extends along a first direction, wherein the second direction is perpendicular to a central axis direction of the rotation shaft.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shangchieh Chu, Xiaofei Luo
  • Patent number: 11367469
    Abstract: A shift register unit circuit includes an input sub-circuit, a pull-up sub-circuit, a pull-down control sub-circuit, a pull-down sub-circuit, and a voltage regulating sub-circuit. The input sub-circuit receives an input signal from a signal input terminal to control a potential of a pull-up node. The pull-up sub-circuit outputs a gate driving signal to an output terminal under control of the potential of the pull-up node and a signal from a first signal terminal. The pull-down control sub-circuit conducts a pull-down node with a first node under control of a signal from the second signal terminal. The pull-down sub-circuit conducts the pull-up node with the first node and the turn-down signal terminal with the output terminal under control of a potential of the pull-down node. The voltage regulating sub-circuit conducts the first node with the turn-down signal terminal under control of a potential of the first node.
    Type: Grant
    Filed: October 9, 2017
    Date of Patent: June 21, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xianrui Qian, Guolei Wang, Tong Yang, Suzhen Mu, Peng Chen, Yuting Chen, Zixuan Wang, Bo Li
  • Patent number: 11366548
    Abstract: A touch display panel is disclosed, which includes components of a conventional touch display panel, and further includes: first leads and first data lines share a first test signal line, second leads and second data lines share a second test signal line: and first touch test switches for controlling the first leads and first data test switches for controlling the first data lines are not simultaneously turned on, second touch test switches for controlling the second leads and second data test switches for controlling the second data lines are not simultaneously turned on.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Chunping Long
  • Patent number: 11366351
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a retroreflective layer disposed on a light-emitting side, wherein the retroreflective layer includes a retroreflective region and a transmissive region, the retroreflective region is configured to reflect light irradiated on the retroreflective region along an opposite direction of an incident direction or close to the opposite direction of the incident direction; the display panel comprises a pixel region and a pixel define region for defining the pixel region, and the pixel region is at least partially overlapped with the transmissive region along a thickness direction of the display panel.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: June 21, 2022
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventors: Jun Xu, Qing Zhang, Fusheng Huang, Shouzheng Wu
  • Patent number: 11367767
    Abstract: The present disclosure is related to a light emitting diode. The light emitting diode includes a first transparent electrode layer; a light emitting layer on the first transparent electrode layer; a reflective electrode layer on a surface of the light emitting layer opposite from the first transparent electrode layer, and a second transparent electrode layer. The reflective electrode layer may include transmission hole. The second transparent electrode layer may cover or fill the transmission hole. The transmission hole may be configured to transmit light emitted from the light emitting layer to pass through the second transparent electrode layer.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Wei Liu, Xueyou Cao
  • Patent number: 11367395
    Abstract: The present disclosure discloses a pixel driving circuit, a driving method for the pixel driving circuit, a display panel and a display apparatus. The pixel driving circuit for driving a light emitting device includes: a threshold compensation subcircuit, a driving subcircuit and an optical signal detection subcircuit; the threshold compensation subcircuit is coupled to a control electrode of a driving transistor, and a first electrode of the driving transistor is coupled to the light emitting device; the optical signal detection subcircuit is coupled to the threshold compensation subcircuit; and the optical signal detection subcircuit is configured to detect an optical signal which is incident on a region where the optical signal detection subcircuit is located.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Haisheng Wang, Xiaoliang Ding, Lei Wang, Pengpeng Wang, Changfeng Li
  • Patent number: 11367740
    Abstract: The present disclosure provides an array substrate, a manufacturing method thereof, a flexible display panel, and a display device, all for achieving a frame-free full-screen flexible display product. The array substrate provided in the present disclosure comprises a flexible base substrate, a thin film transistor on a first surface of the flexible base substrate, and a wiring terminal for transmitting a signal to an electrode of the thin film transistor on a second surface of the flexible base substrate opposite to the first surface. The electrode of the thin film transistor is electrically connected to the wiring terminal through a via hole penetrating the flexible base substrate.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: June 21, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qi Yao, Yingwei Liu