Patents Assigned to Display Technologies
  • Patent number: 11933351
    Abstract: The present application provides a hinge, a flexible display panel, and an electronic device, the electronic device includes a flexible display panel, the flexible display panel comprises a flexible display panel body and a hinge, the hinge comprises a first transmission member, a second transmission member, a third transmission member, and a fourth transmission member to form a four-link structure, such that a first rotating mechanism and a second rotating mechanism may achieve an effect of bilateral synchronous rotation.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: March 19, 2024
    Assignees: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Guobao Jiang
  • Patent number: 11934077
    Abstract: Provided is an array substrate which includes a base substrate; a plurality of common electrodes disposed on a side of the base substrate; a plurality of data lines disposed on a side of the base substrate, wherein with respect to each of the data lines, a distance between the data line and a first target common electrode is different from a distance between the data line and a second target common electrode; and a plurality of pixel electrodes arranged in an array and disposed on a side of the base substrate.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: March 19, 2024
    Assignees: Hefei BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Qi Liu, Zhenkun Yu, Zexu Liu, Wei Zhang, Lu Niu
  • Patent number: 11931992
    Abstract: The present invention provides a backplate and a display device. The backplate is adapted for a display device, the display device includes a bending region, and the backplate includes a bonding region configured to bond to the bending region of the display device. The bonding region includes at least one cutout. When the bending region and the bonding region are bent, squeezing stress is applied to the bending region, the at least one cutout contracts inwardly to reduce the squeezing stress applied to the bending region.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: March 19, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Cuilin Zhu
  • Patent number: 11937452
    Abstract: The present disclosure provides a display screen and a display device. The display screen includes a display panel; a bonding layer disposed on the display panel; a shielding layer disposed on the bonding layer; and a cover plate disposed on the shielding layer; wherein the shielding layer or the bonding layer includes a photosensitive material, and a light transmittance of the photosensitive material becomes less than a threshold under ultraviolet light.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 19, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Mingjun Zhou
  • Patent number: 11935454
    Abstract: A brightness compensation method and device of a display panel, a readable storage medium, and a display device are provided. A display panel is divided into at least one region. The region includes a to-be-corrected region. Wherein, the brightness compensation method includes: using a photographing component to photograph the display panel displaying a preset grayscale image; obtaining an image of the to-be-corrected region under a preset grayscale; obtaining brightness data of the to-be-corrected region, wherein the regional viewing angle is an included angle between a connection line of an optical center of a lens of the photographing component connecting to a center of the at least one region, and a normal of the display panel; correcting brightness of the to-be-corrected region to obtain corrected brightness data of the to-be-corrected region; and performing brightness compensation on the display panel according to the corrected brightness data of the to-be-corrected region.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: March 19, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Ling Xu, Xinhong Chen
  • Patent number: 11934603
    Abstract: The present disclosure provides a display panel, including a light emitting layer and a touch structure, wherein the touch structure includes a plurality of touch areas, and each of the touch areas includes a plurality of touch units, which are arranged in a first direction in at least two rows and arranged in at least two columns along the second direction, and the plurality of touch units in each of the at least two columns are arranged along the first direction, wherein a plurality of first traces are disposed below the touch area, the touch units in a same row are electrically connected to the driving circuit through one of the plurality of first traces corresponding to the row, the touch units in a same column are electrically connected to the driving circuit through a second trace corresponding to the column.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: March 19, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yuanhang Li
  • Patent number: 11935320
    Abstract: A fingerprint recognizing display panel and a fingerprint recognizing display are proposed. The fingerprint recognizing display panel includes a display substrate. The display substrate includes a cathode. A first fingerprint recognizing electrode is arranged on a same layer as the cathode, and a second fingerprint recognizing electrode is arranged vertically aligned to the first fingerprint recognizing electrode. By arranging the first fingerprint recognizing electrode on the same layer as the cathode of the display panel, the display panel is better integrated, and an overall thickness and production cost of the display panel are reduced.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: March 19, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Bo Li
  • 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: 11935467
    Abstract: An OLED display panel is provided. The OLED display panel includes a plurality of sub-pixels arranged in an array and a plurality of pixel drive circuits for driving the sub-pixels. At least one of the pixel drive circuits comprises a reset module, a data signal input module, a storage module, a light emitting device, and a drive module. The drive module drives a first light emitting device and a second light emitting device to emit light in a first display stage, and drives the first light emitting device to emit light in a second display stage, whereas the second light emitting device does not emit light.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: March 19, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zengjian Jin
  • Patent number: 11935900
    Abstract: A display panel and a manufacturing method of a display panel are provided. The display panel includes a display area and a non-display area disposed on one side of the display area. A driving chip and a fanout wiring area are disposed in the non-display area. A fanout line module is disposed in the fanout wiring area. The fanout line module includes a first wiring area and a second wiring area. A first signal line connecting the data line is disposed in the first wiring area. A second signal line connecting the gate line and another first signal line connecting the data line are disposed in the second wiring area.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: March 19, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yingchun Zhao
  • Patent number: 11934073
    Abstract: A liquid crystal panel is a normally-black mode segment liquid crystal panel, and includes a plurality of pixels that are arrayed in substantial tessellation of an active region, as viewed from a direction of the normal of a first substrate, and a plurality of auxiliary electrodes that each have a portion that overlaps a gap between two pixels that are adjacent to each other, as viewed from the direction of the normal of the first substrate. A plurality of pixel electrodes, a common electrode, the plurality of auxiliary electrodes, and portions of a plurality of signal lines that are present in the active region are made of a transparent electroconductive material. The auxiliary electrodes are electrically connected to one of two pixel electrodes of the two pixels.
    Type: Grant
    Filed: August 4, 2023
    Date of Patent: March 19, 2024
    Assignee: Sharp Display Technology Corporation
    Inventors: Takehisa Yoshida, Fumikazu Shimoshikiryoh
  • Publication number: 20240087509
    Abstract: A display panel and a display device are provided. One screen display period of the display panel includes N subframes. At least one of the N subframe serves as a target subframe. The display panel at least includes a first partition and a second partition. The partition includes at least one pixel circuit. In the target subframe, a p-th enabling level pulse of a light-emitting control signal received by a pixel circuit in the first partition and a q-th enabling level pulse of a light-emitting control signal received by a pixel circuit in the second partition overlap at least partially in time. p?q, 1?p?M, 1?q?M, and p and q are integers.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 14, 2024
    Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventor: Yingteng ZHAI
  • Publication number: 20240090287
    Abstract: A display panel and a display device are provided. The display panel includes: a display region; a non-display region surrounding at least a part of the display region, where the non-display region includes a first non-display region having a binding region and a bending region, and the bending region is located between the binding region and the display region; a first power signal line, located in the display region; and a first conductive layer, at least partly located in the first non-display region, configured to receive a first power signal, and connected to the first power signal line, where the first conductive layer includes a first hollow region between the bending region and the display region.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Applicant: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Huomei HUA, Huangyao WU
  • Publication number: 20240088338
    Abstract: The embodiments of the present application provide a display panel and a display apparatus. The display panel includes a plurality of light-emitting elements including a first-color light-emitting element and a second-color light-emitting element; a plurality of conductive parts electrically connected to the light-emitting elements, wherein in the plurality of conductive parts, a conductive part electrically connected to the first-color light-emitting element is a first conductive part, and a conductive part electrically connected to the second-color light-emitting element is a second conductive part; and a first scan signal line overlapped with and insulated from the conductive parts, wherein an overlapping area of the first scan signal line and the first conductive part is larger than an overlapping area of the first scan signal line and the second conductive part.
    Type: Application
    Filed: November 14, 2022
    Publication date: March 14, 2024
    Applicant: Xiamen Tianma Display Technology Co., Ltd.
    Inventors: Yuheng ZHANG, Guoxing Chen, Jiemiao Pan
  • Publication number: 20240087532
    Abstract: A display panel includes a fundamental frequency display frame and a low frequency display frame. In the fundamental frequency display frame, a light emission control signal includes a light emission control period. A bias adjustment signal includes a bias adjustment period. The bias adjustment period is M times greater than the light emission control period. The fundamental frequency display frame includes a fundamental frequency scan stage. The time of the fundamental frequency scan stage is N times greater than the light emission control period. The low frequency display frame includes a fundamental frequency scan stage and a blank stage. The blank stage includes at least a non-bias stage. The time of the non-bias stage is L times greater than the light emission control period. L is not an integer multiple of M.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 14, 2024
    Applicant: Xiamen Tianma Display Technology Co., Ltd.
    Inventors: Yana Gao, Gaojun Huang
  • Publication number: 20240090296
    Abstract: A display panel includes a plurality of pixel repeating units. Each of the pixel repeating units includes a first repeating unit. The first repeating unit includes a first sub-pixel, a second sub-pixel, and two third sub-pixels for displaying different colors. In the first repeating unit, a center of the first sub-pixel, a center of the second sub-pixel, and centers of the two third sub-pixel form a first virtual quadrilateral, with the two third sub-pixels located at diagonal corners of the first virtual quadrilateral.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 14, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Bo LI
  • Publication number: 20240088300
    Abstract: A driving substrate, a manufacturing method thereof, and a display panel are disclosed. The driving substrate includes a display area and a non-display area. The driving substrate includes a substrate, a first thin film transistor structure, and a second thin film transistor structure. The first thin film transistor structure is disposed on the substrate and corresponds to the non-display area. The first thin film transistor structure includes a first light shielding layer, a first active layer, and a first gate electrode. The first light shielding layer is multiplexed into the second gate. The first light shielding layer is electrically connected to the first gate electrode.
    Type: Application
    Filed: March 4, 2022
    Publication date: March 14, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Fangmei Liu, Weiran Cao
  • Patent number: 11930692
    Abstract: The present application provides a display panel, a display module, and a display device. A flexible substrate of the display panel includes a first flexible substrate and a second flexible substrate, and the first flexible substrate is provided with a first through-hole corresponding to a lighting path of an electronic component. Based on the first through-hole, light transmittance of the display panel is increased, so that electronic components such as a camera can be disposed below the display panel, and a narrow bezel design is realized.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: March 12, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yanqiang Duan, Yuelong Song, Caihua Ding
  • Patent number: 11927850
    Abstract: Provided is a liquid crystal display device having high luminance and high CR in a front direction and especially useful as a head-mounted liquid crystal display device, for example. The liquid crystal display device includes: a liquid crystal panel; an optical element; and a backlight, arranged in this order from a viewing surface side. The optical element includes a first polarizer, a retardation layer, and a second polarizer. The first polarizer, the retardation layer, and the second polarizer are arranged in this order from the viewing surface side. The first polarizer and the second polarizer are reflection polarizers. A reflection axis of the first polarizer and a reflection axis of the second polarizer are parallel to each other. In oblique directions at azimuths of 0°, 45°, and 90° at a polar angle of 60°, a polarization state of light incident on the first polarizer is elliptical polarization.
    Type: Grant
    Filed: May 10, 2023
    Date of Patent: March 12, 2024
    Assignee: Sharp Display Technology Corporation
    Inventors: Yuichi Kawahira, Masahiro Hasegawa, Ryosuke Saigusa, Akira Sakai
  • Patent number: 11928283
    Abstract: A display device includes: a display panel including a sensor unit configured to detect a touch operation; a first control unit configured to supply a first signal to the display panel; and a second control unit configured to calculate touch information related to the touch operation and to supply the touch information to the first control unit. The first control unit includes: a signal generator configured to generate the first signal based on an image signal supplied from an external image signal supply source; and an overdrive circuit configured to perform a process of increasing an amplitude of the first signal generated by the signal generator. The overdrive circuit is actuated based on the touch information from the second control unit. The first control unit, in response to the actuation of the overdrive circuit, supplies the first signal having the amplitude increased by the overdrive circuit to the display panel.
    Type: Grant
    Filed: January 10, 2023
    Date of Patent: March 12, 2024
    Assignee: Sharp Display Technology Corporation
    Inventors: Jin Miyazawa, Noriyuki Tanaka, Daiji Kitagawa, Tatsuhiko Suyama, Yousuke Nakamura, Daisuke Suehiro