Patents Assigned to Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
  • Patent number: 11935457
    Abstract: A method of driving a display panel includes: driving a plurality of sub-pixels of a plurality of sub-pixel groups to display in a plurality of frames. In each of the sub-pixel groups in each frame, a number of the sub-pixels with high gray-scale data compensation status and the positive polarity is equal to a number of the sub-pixels with the high gray-scale data compensation status and the negative polarity, a ratio of a number of the sub-pixels with the high gray-scale data compensation status to a number of the sub-pixels with low gray-scale data compensation status is 1:m, where m is an integer greater than 1.
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: March 19, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Jhenwei He, Jianyu Liu
  • 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: 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
  • 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: 11921375
    Abstract: A mini light-emitting diode (mini-LED) backlight module, a manufacturing method thereof, and a display panel are provided. A plurality of backlight partitions are defined on a flexible substrate to improve brightness uniformity. A plurality of mini-LEDs arranged in an array in each of the backlight partitions are formed into parallel modules, so that a driving voltage and current of the backlight module can be within an appropriate range. The flexible substrate is further arranged with a first metal pattern, and signals can be independently input to each of the mini-LEDs through each of first sub-metal patterns, reducing metal trace resistance of the backlight module, and further improving brightness uniformity of the backlight module.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zhuhui Li
  • Patent number: 11921387
    Abstract: The present invention provides a display panel and a display device using the display panel. By connecting a plurality of second scan lines in parallel, resistance between output terminals of chips on film (COF) and first scan lines are reduced, and differences between output resistances of the COF corresponding to different first scan lines are reduced, so differences between signals in different first scan lines are reduced, and uneven display problems in existing display panels are solved.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Bangqing Xiao, Sen Xu
  • Patent number: 11922895
    Abstract: A liquid crystal display panel, a driving method, and a terminal thereof are disclosed. The display panel includes a pixel structure including data lines and scan lines, wherein each data line is connected to at least two pixel groups, and each pixel group includes three sub-pixels having different colors sequentially connected to the data lines; and a first driving unit electrically connected to the scan lines and inputting scan signals to the scan lines in a preset order to solve a problem of horizontal bright and dark lines.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: March 5, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yoonsung Um, Lixia Li, Bangyin Peng, Yingchun Zhao, Fen Long, Qiqi Zhang
  • Patent number: 11923384
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device. The display panel includes a first transistor. The first transistor includes a first semiconductor layer, and the first semiconductor layer includes bismuth selenium oxide materials to enhance mobility of the first transistor and improve electrical performance of the display panel, so that the display panel meets requirements of high refresh rate and high transmittance.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yu Zhang, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang
  • Patent number: 11923397
    Abstract: The present invention discloses a micro light emitting diode display substrate and a manufacturing method thereof. The substrate includes an underlay substrate, a thin film transistor and a micro light emitting diode disposed on a top surface of the underlay substrate and connected to each other, a first metal film layer disposed on a bottom surface of the underlay substrate and at least formed with fanout circuit pattern and a side printed bonding pad. The fanout circuit pattern is connected to the side printed bonding pad, the side printed bonding pad is connected to the thin film transistor through a side wire such that after the display substrate is assembled with a bezel, a top surface display pixel region can maximally approach the bezel, to achieve bezel-less effect.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 5, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Macai Lu, Yong Fan, Minggang Liu, Nian Liu, Jiangbo Yao
  • Patent number: 11921391
    Abstract: A display panel including a thin film transistor array substrate, a color filter substrate, a gold ball, a color resist bump, a first transparent electrode, and a second transparent electrode is provided. The first transparent electrode covers the color resist bump and is connected to the second transparent electrode at a top of the color resist bump. The display panel disclosed in the present invention improves stability of a common electrode signal by constructing a new electrode signal channel, and prevents a technical problem of horizontal crosstalk on the display panel.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zhan Li
  • Patent number: 11922868
    Abstract: This application provides a pixel driving circuit and a display panel. The pixel driving circuit includes N pixel driving units connected in cascade. Any one of the pixel driving units includes a light-emitting module, a switch module connected to a first control signal of an nth stage, a detection module connected to a second control signal of the nth stage, and a reset module connected to a reset signal of the nth stage; and the reset signal of the nth stage is connected to an output terminal that outputs a control signal of an mth stage.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zhibin Han
  • Patent number: 11925039
    Abstract: The present disclosure provides an optical-sensing device, a manufacturing method thereof, and a display panel. The optical-sensing device includes a sensor TFT disposed on a substrate and a switch TFT connected with the sensor TFT. The sensor TFT and the switch TFT include a first active layer and a second active layer, the first active layer comprises a first IGZO layer and a perovskite layer disposed on the first IGZO layer, and the second active layer comprises a second IGZO layer.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Haijun Wang
  • Patent number: 11925099
    Abstract: A flexible substrate, a manufacturing method thereof, and a flexible display device are provided. The method includes: step S10, forming a first aerogel layer with a cross-linked structure and a nanoporous structure on a substrate; step S20: forming an inorganic layer on the first aerogel layer; step S30, forming a second flexible substrate layer on the first aerogel layer, and allowing the second flexible substrate layer to cover the inorganic layer; and step S40, peeling the first aerogel layer, the inorganic layer, and the second flexible substrate layer from the substrate to form the flexible substrate.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: March 5, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Linshuang Li
  • Publication number: 20240074291
    Abstract: Embodiments of the present disclosure provide a flexible display panel and a manufacturing method thereof, wherein the flexible display panel includes: an array substrate; an organic light emitting layer disposed on the array substrate; a dam disposed on the array substrate and disposed to surround the organic light emitting layer; and an encapsulation layer covering the organic light emitting layer and the dam, wherein the dam comprises a first side surface close to the organic light emitting layer, and a second side surface away from the organic light emitting layer, and the second side surface is disposed with at least one of a groove, a stepped structure, or a sharp corner structure.
    Type: Application
    Filed: March 2, 2022
    Publication date: February 29, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Weiran CAO, Shijian QIN, Hui HUANG, Min ZHANG
  • Publication number: 20240072063
    Abstract: The present application discloses a driving substrate, a manufacturing method thereof, and a display panel. The driving substrate comprises a substrate, a first thin film transistor, a second thin film transistor, a first capacitor, and a second capacitor. The first thin film transistor comprises a first gate electrode first capacitor located on the substrate, the first capacitor comprises a first electrode plate and a second electrode plate, the second electrode plate is located above the first electrode plate, the first gate electrode is also used as the first electrode plate, the second capacitor comprises a second electrode plate and a third electrode plate, and the third electrode plate is located above the second electrode plate.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 29, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Ri HONG, Qian MA
  • Publication number: 20240069666
    Abstract: The present disclosure provides a light-emitting diode (LED) touch panel and its driving method and preparation method. Under switching transistors of touch units controlled by touch addressing lines, electric charges accumulated in a touch conductive layer are extracted into a touch reading line to determine touch-point coordinates, thereby embedding the touch units into sub-pixels of the mini LED touch panel to form a mini LED-based embedded touch panel.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 29, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Bao ZHA
  • Publication number: 20240069600
    Abstract: A flexible display device and an electronic equipment are provided in the present application. The flexible display device provided by the embodiment of the present application includes a flexible display module and a support module. The support module includes an adjustment member. The adjustment member has a first stiffness and a second stiffness. When the flexible display module is in a bent state, the adjustment member is in a first state and curled. When the flexible display module is in a flattened state, the adjustment member is in a second stiffness and flattened. Wherein, the first stiffness is less than the second stiffness.
    Type: Application
    Filed: March 15, 2022
    Publication date: February 29, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Rong XIA
  • Publication number: 20240067667
    Abstract: The present disclosure provides an organic compound, a mixture, a composition, and an organic electronic device.
    Type: Application
    Filed: August 29, 2022
    Publication date: February 29, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xinlong SONG, Zhihua XIAO, Ruifeng HE, Jingyao SONG
  • Patent number: 11916086
    Abstract: A manufacturing method of display panel, a display panel and a display device are disclosed. The manufacturing method includes following steps: providing a substrate, forming a first barrier layer on the substrate, forming a conductive layer on the first barrier layer, forming a second barrier layer on the conductive layer, forming a photoresist pattern on the second barrier layer, and then performing a plasma treatment on the photoresist pattern to form a first gap between the photoresist pattern and the second barrier layer.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: February 27, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaobo Hu
  • Patent number: 11916050
    Abstract: The present invention discloses a display device and a manufacturing method thereof, including the following steps: forming a thin-film transistor array substrate, the thin-film transistor array substrate including a first surface and a second surface that are disposed opposite to each other; forming a protective layer on the first surface; forming a metal layer on the second surface by a first patterning; forming a metal member by performing a second patterning on the metal layer; forming a patterned insulating layer on the second surface; forming an electrode layer on the metal member; forming a planarization layer on the electrode layer and the insulating layer; and removing the protective layer.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: February 27, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chaode Mo