Patents Assigned to Display Technologies
  • Pixel driving circuit, display panel, and display device
    Patent number: 11984074
    Abstract: The present disclosure provides a pixel driving circuit, a display panel, and a display device. The pixel driving circuit includes a first reset transistor connected between a first reset voltage end and a gate electrode of a driving transistor, a first capacitor connected in series between the gate electrode of the driving transistor and one of a source electrode or a drain electrode of the driving transistor, and a second capacitor connected in series between the first capacitor and a second voltage end, thereby reducing an influence of a threshold voltage of the driving transistor on a driving current and ensuring light emission stability of light-emitting devices.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: May 14, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD
    Inventor: Liuqi Zhang
  • DISPLAY SUBSTRATE, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE
    Publication number: 20240153968
    Abstract: A display substrate, a method for manufacturing the same, and a display device are provided.
    Type: Application
    Filed: January 25, 2022
    Publication date: May 9, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yihe Jia, Xiao Wang, Xiangqian Ding, Weitao Chen, Hui Guo, Haipeng Liu, Xun Wang, Jiantao Liu, Jing Liu, Yongzhi Song, Yan Pang
  • DISPLAY PANEL
    Publication number: 20240155915
    Abstract: A display panel includes a substrate including a display region. The display region includes a deformation sub-region and a normal sub-region. A light-emitting layer is located at a side of the substrate opposite to the display region. A functional layer is located at a side of the substrate away from the light-emitting layer and includes a first functional part arranged opposite to the deformation sub-region and a second functional part arranged opposite to the normal sub-region. The elastic modulus of the first functional part is greater than that of the second functional part.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 9, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chen Zhao
  • DISPLAY SUBSTRATE, METHOD FOR FABRICATING SAME, AND VAPOR DEPOSITION APPARATUS
    Publication number: 20240155888
    Abstract: A display substrate, a method for fabricating the same, and a vapor deposition apparatus are provided. The display substrate comprises two first overlapping areas, and further comprises a light-emitting functional layer and an electrode layer. The light-emitting functional layer comprises two second portions respectively located in the two first overlapping areas and each comprising a plurality of first blocks. The electrode layer comprises two fourth portions respectively located in the two first overlapping areas and each comprising a plurality of second blocks. In one same first overlapping area, each of the first blocks does not overlap at least partially with one of the second blocks.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 9, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Jianbing Ou
  • ARRAY SUBSTRATE, METHOD FOR MANUFACTURING ARRAY SUBSTRATE, AND DISPLAY PANEL
    Publication number: 20240155851
    Abstract: The present invention provides an array substrate, a method for manufacturing the array substrate, and a display panel. The array substrate includes a driving transistor, and the driving transistor includes: a gate electrode; an active layer arranged opposite to a position of the gate electrode, the active layer includes a first semiconductor and second semiconductors, the second semiconductors are in contact with the first semiconductor to form a first PN junction and a second PN junction respectively, and the first PN junction corresponds to the source electrode; and a source drain layer, including a source electrode and a drain electrode. The second semiconductors are electrically connected with the source electrode and drain electrode, respectively.
    Type: Application
    Filed: April 13, 2022
    Publication date: May 9, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Juncheng Xiao, Jianwei Fang, Bin Zhao
  • DISPLAY PANEL AND METHOD FOR REPAIRING THE SAME
    Publication number: 20240155911
    Abstract: The present disclosure discloses a display panel and a method for repairing the same. The display panel includes a plurality of subpixels, each of the plurality of subpixels including an active layer, a source, an anode, and a repair electrode disposed on a substrate, wherein the source is located between the active layer and the anode, and the repair electrode is connected to the source and located on a side of the active layer close to the anode; with respect to two adjacent subpixels, an orthographic projection of the repair electrode of one subpixel of the two adjacent subpixels on the substrate partially overlaps with an orthographic projection of the anode of the other subpixel of the two adjacent subpixels on the substrate.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Ruonan Wang
  • DISPLAY MODULE AND ELECTRONIC TERMINAL
    Publication number: 20240153422
    Abstract: The present disclosure provides a display module and an electronic terminal. The display module includes a panel including a display area and a non-display area on at least one side of the display area, where a gate driving circuit is disposed in the non-display area; and a gate control chip including a first output pin and a second output pin, where both the first output pin and the second output pin are electrically connected to the gate driving circuit, where, the gate control chip is configured to, when a first signal outputted from the first output pin is abnormal, control the second output pin to output a second signal, and control the first output pin not to output the first signal.
    Type: Application
    Filed: April 18, 2022
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yunhai Bai, Guoqing Gao, Xinying Luo, Jinao Chen, Jianzhong Xiao, Mingyao Chen
  • DETECTION CIRCUIT, DISPLAY PANEL, AND DETECTION METHOD
    Publication number: 20240153423
    Abstract: There is provided a detection circuit, a display panel and a detection method. The detection circuit includes: a conversion circuit configured to acquire a photoelectric sensing signal in real time and convert the acquired photoelectric sensing signal into a luminance value; a storage circuit configured to store N luminance values from the conversion circuit on a first input first output basis; a discrimination circuit connected to the storage circuit and configured to determine whether at least two of the N luminance values meet a preset condition; and an output circuit connected to the discrimination circuit and the storage circuit, and configured to output a preset default luminance value in response to the at least two luminance values meeting the preset condition and output at least one of the N luminance values in response to the at least two luminance values not meeting the preset condition.
    Type: Application
    Filed: May 18, 2021
    Publication date: May 9, 2024
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lianghao Zhang, Xinle Wang, Yifan Song, Wenchao Han, Zhaohui Meng, Wanzhi Chen, Jing Liu
  • DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
    Publication number: 20240155916
    Abstract: The present application provides a display device and a manufacturing method thereof. The display device includes a display module and a cover plate on the display module. The display module includes a display region including a flat display region and a plurality of curved display regions adjacent to the flat display region and extending in different directions, a non-display region including a plurality of corner regions between adjacent ones of the curved display regions, and a functional device provided in at least one of the plurality of the corner regions to increase a screen-to-body ratio of the display device.
    Type: Application
    Filed: April 25, 2021
    Publication date: May 9, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Cuilin ZHU, Qingliang LI, Yanqiang DUAN, Congcong JIANG
  • TOUCH PANEL, DISPLAY DEVICE AND ATTACHING METHOD OF GLASS COVER
    Publication number: 20240152224
    Abstract: A touch panel, a display device, and an attaching method of a glass cover are provided. The touch panel includes a touch control layer provided with an adhesive layer on an upper surface of the touch control layer, and a glass cover disposed on the touch control layer and connected to the touch control layer by the adhesive layer; wherein a side of the glass cover facing the touch control layer provided with an ink layer, a plurality of mesh holes is disposed in the ink layer to allow ultraviolet light to pass through to irradiate and cure the adhesive layer. Adjacent mesh holes of the plurality of mesh holes are spaced apart by 1 millimeter to 2 millimeters.
    Type: Application
    Filed: January 15, 2024
    Publication date: May 9, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Mingjun ZHOU
  • ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND DISPLAY PANEL
    Publication number: 20240153959
    Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The array substrate includes a stacked substrate, a first active layer, a first gate electrode, a second active layer, and a second gate electrode. The active layer includes a first channel portion opposite to the first gate electrode, the second active layer includes a second channel portion opposite to the second gate electrode. The first active layer and the second active layer are connected in parallel, and the first channel portion and the second channel portion are separately provided.
    Type: Application
    Filed: April 24, 2022
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chuanbao Luo
  • DISPLAY PANEL
    Publication number: 20240155917
    Abstract: An embodiment of the present application discloses a display panel, which includes a display area and a border area defined outside the display area, wherein a thin film transistor layer is disposed on a substrate; a light-emitting device corresponds to the display area and disposed on the thin film transistor layer; a support member corresponds to the border area, the support member is disposed on the substrate, and the support member is configurated to withstand external forces; and each of the support member includes at least one gradation portion, and in a thickness direction of the display panel, a width of the gradation portion has a gradation tendency.
    Type: Application
    Filed: December 21, 2021
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Baixiang Han, Kuo Gao, Zhibin Han
  • OLED DISPLAY PANEL AND METHOD OF FABRICATING OLED DISPLAY PANEL
    Publication number: 20240155912
    Abstract: An organic light-emitting diode (OLED) display panel and a method of fabricating the OLED display panel are provided. By providing a gap between a first electrode and an inner wall of the first opening, an organic light-emitting material will only flow into the gap between the first electrode and the inner wall of the first opening through the first opening. In this way, it is difficult for the organic light-emitting material to be sputtered on a contact surface between the first electrode and a cathode, so that display uniformity is enhanced.
    Type: Application
    Filed: April 12, 2022
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Qianyi Zhang
  • OLED DISPLAY PANEL AND OLED DISPLAY DEVICE
    Publication number: 20240155862
    Abstract: An organic light-emitting diode (OLED) display panel and an OLED display device are provided. In the OLED display panel, a thickness of an electronic layer is set to be less than a first default value, and/or a material mobility of at least one of the electronic layer or a common electrode layer is set to be greater than a second default value. The electronic layer and the common electrode layer can be formed by one metal mask, so a manufacturing efficiency of the OLED display panel can be improved, and a cost can be reduced, and meanwhile, the common electrode layer and metal terminals can be normally conducted to each other, allowing the OLED display panel to work normally.
    Type: Application
    Filed: April 22, 2022
    Publication date: May 9, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zhijun Wan
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240153427
    Abstract: A display panel includes: a first display region; a component region surrounded by the first display region, wherein the component region includes at least one transmission region and at least one second display region surrounding the transmission region; one or more first sub-pixels disposed in the first display region; one or more second sub-pixels disposed in the second display region; a black matrix layer disposed in the first and second display regions and comprising a first opening overlapping the first sub-pixel in the first display region, a second opening overlapping the second sub-pixel in the second display region, and a third opening without overlapping the first pixel and the second pixel; and a touch wire disposed in the first display region and the second display region, and surrounding the first, second, and third openings.
    Type: Application
    Filed: January 17, 2024
    Publication date: May 9, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Kai HU
  • Micro light emitting diode display panel, manufacturing method thereof and display device
    Patent number: 11978840
    Abstract: Disclosed are a micro light emitting diode display panel, a manufacturing method thereof and a display device. The embodiment micro light emitting diode display panel includes a first metal layer and a second metal layer; the first metal layer includes a source electrode, a drain electrode and a power line; the second metal layer includes a first bonding electrode and a second bonding electrode, and the first bonding electrode is electrically connected to the source electrode through the first via hole, and the second bonding electrode is electrically connected to the power line through the second via hole; the first via hole and the second via hole are both provided with a supporting column.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: May 7, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Xueru Mei
  • OLED display panel and manufacturing method thereof
    Patent number: 11980061
    Abstract: An organic light-emitting diode (OLED) display panel and a manufacturing method thereof are provided. The OLED display panel includes a folding region and a non-folding region. The folding region includes a first flexible layer, an inorganic layer, a second flexible layer, a buffer layer, a metal wiring layer, a planarization layer, and a pixel defining layer, which are sequentially stacked. A side of the buffer layer opposite to the second flexible layer is provided with holes, and each of the holes is deposited with a first organic filling layer. The metal wiring layer covers a side of the buffer layer and the first organic filling layer, and a cross section of the first organic filling layer of the folding region is formed with a zigzag shape.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: May 7, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Qi Ouyang, Yang Zhou, Mugyeom Kim
  • Display terminal and display device applied in display terminal
    Patent number: 11980080
    Abstract: A display terminal and a display panel applied in the display terminal are disclosed in the present application. Widths of the non-display areas of the display panel are elongated to fix the non-display areas to a non-display surface of the display terminal, to achieve a bezel-free display effect on two sides of the display terminal in an unfolded state, and a seamless surround display effect and a bezel-free display effect on the two sides of the display terminal in a folded state.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: May 7, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Qian Jiang
  • Liquid crystal display device and method for controlling liquid crystal display device
    Patent number: 11978419
    Abstract: A liquid crystal display device includes a liquid crystal display panel including a plurality of gate bus lines, and a control device. The control device includes a first gate driver connected to one end of each of the plurality of gate bus lines and a second gate driver connected to another end of each of the plurality of gate bus lines. The control device receives an image signal, generates a gate signal based on the image signal, and inputs the gate signal to only the first gate driver or to the first gate driver and the second gate driver, in accordance with a refresh rate of the image signal.
    Type: Grant
    Filed: August 15, 2023
    Date of Patent: May 7, 2024
    Assignee: Sharp Display Technology Corporation
    Inventor: Takashi Nojima
  • Display device
    Patent number: 11979998
    Abstract: A display device is provided, which has a display panel, a support portion, and a telescopic portion. The display panel has a bending portion for bending so as to fold the display panel inwardly or outwardly. The support portion supports and is connected to the display panel. The telescopic portion is at least disposed opposite to the bending portion, and at least one end of the telescopic portion extends to be movably connected with the support portion, such that a length of a part of the telescopic portion corresponding to the bending portion changes following a bending state of the bending portion.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: May 7, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Huanhuan Chang