Patents Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGIES CO., LTD.
  • Flexible display panel, display device, and method for controlling display of display device
    Patent number: 11714455
    Abstract: A flexible display panel, a display device, and a method for controlling display of the display device are provided. The display device includes the flexible display panel. The flexible display panel is a longitudinal foldable screen. A first display part and a second display part are disposed along a longitudinal direction of the flexible display panel. An upper surface of the first display part is configured to display images. The second display part and the first display part are disposed in one body, and the second display part is foldably connected to a top edge of the first display part.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: August 1, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zengjian Jin
  • Display panel and display device
    Patent number: 11715400
    Abstract: A display panel and a display device are provided. The display panel includes a flexible substrate and a plurality of display sections and retractable sections disposed on the flexible substrate in an array, wherein the retractable sections are configured to connect the display sections to each other. Each of the retractable sections includes at least four arc sections, one C-shaped section, and four straight sections. Under external forces in all directions, the arc sections and the C-shaped section extend and are deformed along different directions in a plane, and the straight sections can buffer stresses caused by extension and deformation.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: August 1, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Wenqiang Wang, Liang Sun, Bingkun Yin, Shijuan Yi, Li Hu, Likun Cheng
  • DISPLAY PANEL, FABRICATION THEREOF AND DISPLAY DEVICE
    Publication number: 20230240090
    Abstract: The present application provides a display panel, a fabrication method thereof, and a display device. The display device includes a light-emitting layer disposed on a driver substrate. A doping concentration of a red light-emitting layer of the light-emitting layer gradually increases or decreases from a center point of the display panel to the area outside the center point, so that a luminous efficiency of a red light-emitting layer at a center point of the display panel is consistent with a luminous efficiency of the red light-emitting layer in an area outside the center point of the display panel, which solves the problem of color shifting around the display panel.
    Type: Application
    Filed: May 31, 2021
    Publication date: July 27, 2023
    Applicants: WUHAN STAR CHINA OPTOELECTRONICS TECHNOLOGY CO., LTD., WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Tingting Zhang
  • DISPLAY MODULE
    Publication number: 20230239382
    Abstract: A display module, including a display panel, a protective cover, and a camera module, is provided. The display panel includes a through-hole region provided with a through-hole, and a non-through-hole region. The protective cover is disposed on a light-emitting side of the display panel, and the camera module is disposed on a side facing away from the light-emitting side of the display panel. A lens of the camera module is disposed corresponding to the through-hole, a side of the protective cover close the display panel has an arc-shaped concave surface, and the arc-shaped concave surface is disposed corresponding to the through-hole.
    Type: Application
    Filed: March 16, 2020
    Publication date: July 27, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wu LI
  • ARRAY SUBSTRATE, METHOD OF MANUFACTURING THEREOF, AND DISPLAY PANEL
    Publication number: 20230238386
    Abstract: An array substrate, a method of manufacturing thereof, and a display panel are provided. A source-drain layers are formed by a laminated metal layer. The laminated metal layer includes a first metal layer, a second metal layer, and a third metal layer that are stacked in order. By etching the stacked metal layer twice, a width of the third metal layer in the formed source-drain layer is less than or equal to a width of the second metal layer, thereby solving the problem of the undercutting of the laminated metal electrode in the array substrate of the prior art.
    Type: Application
    Filed: August 26, 2020
    Publication date: July 27, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zuqiang Cao, Chao Dai
  • Flexible display device and flexible display apparatus
    Patent number: 11711456
    Abstract: A flexible display device and a flexible display apparatus are provided. The flexible display device includes a flexible display module; an attaching frame fixed and connected with the flexible display module; a bending component disposed below the flexible display module, and fixed and connected with the attaching frame; and an elastic layer disposed between the flexible display module and the bending component, and attached on a bottom of the flexible display module. The elastic layer is bendable around a bending axis. Thus, the characteristics of easy assembling and flatness can be improved.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: July 25, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wen Han
  • DISPLAY DEVICE
    Publication number: 20230231942
    Abstract: A display device is provided, which includes a first folding frame, a second folding frame, a first support plate, a second support plate, a pretension assembly, and a flexible display screen. The second folding frame rotates relative to the first folding frame. The first support plate is disposed on the first folding frame and the second folding frame and includes a bending structure. The bending structure is connected to the first folding frame and the second folding frame. The second support plate is disposed on at least one side of the first support plate. The pretension assembly is connected to the second support plate. The flexible display screen is disposed on the first support plate and the at least one second support plate and is connected to the second support plate. The pretension assembly is configured to provide a pretension force to the flexible display screen.
    Type: Application
    Filed: November 15, 2021
    Publication date: July 20, 2023
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wenqiang WANG
  • FOLDABLE DISPLAY DEVICE
    Publication number: 20230231941
    Abstract: A foldable display device is provided. The foldable display device includes a display panel and a rotation mechanism supporting the display panel. The rotation mechanism includes a fixed member, and a first rotating member and a second rotating member which are rotatably connected with the fixed member. A positioning component on the first rotating member is slidingly connected with a guide rail on a first torsion member, and a positioning component on the second rotating member is slidingly connected with a guide rail on a second torsion member.
    Type: Application
    Filed: June 28, 2021
    Publication date: July 20, 2023
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Guobao JIANG, Zikang FENG
  • Touch display device
    Patent number: 11703980
    Abstract: The present invention provides a touch display device, touch display device includes an organic light emitting diodes display panel and a touch layer. The organic light emitting diodes display panel includes common cathode and an encapsulation layer. The encapsulation layer is located between the common cathode and the touch layer. The touch layer includes touch units arranged in an array, each of the touch units is constituted by metal meshes. In each of the touch units, a percentage of a metal area of the metal meshes to an area of each of the touch units is greater than 0% and is less than or equal to 25%.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: July 18, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Jian Ye
  • Lamination method for special-shaped glass cover plate and display device
    Patent number: 11701876
    Abstract: The present invention provides a lamination method for a special-shaped glass cover plate, including following steps. Step S1: forming a magnetic layer on a display panel. Step S2: arranging a first solenoid and a second solenoid at a regular-shaped portion and a special-shaped portion of the special-shaped glass cover plate, respectively. Step S3: supplying opposite electric currents to the first solenoid and the second solenoid. Step S4: changing magnitude of an electric current from the regular-shaped portion to the special-shaped portion. Step S5: when to attach the display panel to the special-shaped portion of the special-shaped glass cover plate, changing magnitude of the electric current of the second solenoid and a direction of the second solenoid to attach the display panel along the special-shaped portion.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: July 18, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Ping Rao
  • Display device, driving method thereof, and electronic device
    Patent number: 11699381
    Abstract: The application provides a display device and a driving method thereof, and an electronic device. The display device driving method obtains a first driving parameter and a first compensation value of the display device, determines an abnormal driving parameter of the display device based on the first driving parameter and the first compensation value of the display device, then determines a second compensation value of the display device based on the abnormal driving parameter of the display device, and drives the display device using the second compensation value and the first driving parameter.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: July 11, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Huilan Zhan
  • TOUCH SENSING ASSEMBLY AND TOUCH SENSING DISPLAY DEVICE
    Publication number: 20230214069
    Abstract: The present application provides a touch sensing assembly and a touch sensing display device. The touch sensing assembly includes a touch sensing layer. By disposing the first connecting branch electrode between the second branch electrode and the second main electrode, transmission channels of current in the second direction in each of the touch sensing units is increased, thereby reducing the impedance of the second touch electrode in each touch unit. In addition, each of the second branch electrodes surrounds one of the first branch electrodes to increase the mutual capacitance between the first branch electrode and the second branch electrode.
    Type: Application
    Filed: August 24, 2020
    Publication date: July 6, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jieping Wang, Jian Ye
  • OLED DISPLAY PANEL AND OLED DISPLAY DEVICE
    Publication number: 20230215305
    Abstract: An organic light-emitting diode (OLED) display panel and an OLED display device have a display region and a non-display region surrounding the display region. The non-display region includes a bonding region, a first fan-out line region, a bending region, and a second fan-out line region. A bonding test region is arranged between the bonding region and the first fan-out line region, a bonding test circuit is arranged in the bonding test region, and the bonding test circuit is used to detect whether a fan-out data line passing through the bonding region is abnormal.
    Type: Application
    Filed: September 25, 2020
    Publication date: July 6, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chaohuan Wang
  • DISPLAY PANEL, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE
    Publication number: 20230209913
    Abstract: A display panel, a manufacturing method thereof, and a display device are provided. The display panel is divided into a bending area and a non-bending area, and includes a thin film transistor layer corresponding to the non-bending area, an organic filling layer corresponding to the bending area, and a pixel electrode. The pixel electrode in the bending area is connected to a source of the thin film transistor layer in the non-bending area through a metal trace, the organic filling layer includes a plurality of second via holes, and an organic photoresist is filled in the plurality of second via holes.
    Type: Application
    Filed: October 29, 2020
    Publication date: June 29, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Junyan Hu
  • Organic light emitting diode display panel for improving light transmittance and organic light emitting diode display device
    Patent number: 11690256
    Abstract: An organic light emitting diode display panel and an organic light emitting diode display device are provided. The display panel includes a first display region and a second display region disposed adjacent to the first display region. A thin film transistor layer is disposed on the first substrate layer. A display function of the second display region is controlled by the thin film transistor of the first display region. Thus, the second display region is ensured to normally display images, a layered structure of the second display region is simplified, and a light transmittance of the second display region is improved. The functional requirements of front-facing photosensitive elements, such as cameras, can be met, so that it is conducive to achieve full-screen display.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: June 27, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Junyan Hu
  • Display panel and display device
    Patent number: 11688324
    Abstract: A display panel and a display device are provided. In the display panel, each composite pixel row includes a plurality of auxiliary sub-pixels disposed in a functional additional area and a plurality of main sub-pixels disposed in a main display area. Each of auxiliary pixel drive circuita is connected to a plurality of auxiliary sub-pixels. Each of main pixel drive circuits is connected to a corresponding main sub-pixel. A plurality of stages of gate drive circuits are correspondingly connected to the plurality of auxiliary pixel drive circuits and the plurality of main pixel drive circuits through a plurality of scanning signal lines to improve a display mismatch problem.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: June 27, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Chujun Yi, Tao Chen
  • Slidable flexible display device
    Patent number: 11689651
    Abstract: The present application discloses a slidable flexible display device, including a first supporting body, a second supporting body, and a linkage mechanism. The first supporting body includes a first rear shell and a rear shell disposed on the first rear shell. The first supporting body and the second supporting body are slidable along a straight line between the first supporting body and the second supporting body. The linkage mechanism includes screw rod assemblies and a screen fixing plate. The first supporting plate and the screen fixing plate are respectively linked to the screw rod assemblies.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: June 27, 2023
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zikang Feng
  • Display device and method of detecting driving circuit
    Patent number: 11688313
    Abstract: The present disclosure provides a display device and a method of detecting a driving circuit. The display device of the present disclosure is provided with test switches on both first connection wires and second connection wires, so that wiring on both sides of the driving circuit can be tested, thereby preventing the driving circuit of the display device from missed detections and improving durability of the display device.
    Type: Grant
    Filed: June 28, 2020
    Date of Patent: June 27, 2023
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chaohuan Wang
  • ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE
    Publication number: 20230200187
    Abstract: An organic light emitting diode display device includes a substrate, a light emitting region disposed on the substrate, a packaging layer covering the light emitting region, and a protective component. The substrate includes a folded region in a first direction and a non-folded region in a second direction, and the first direction is perpendicular to the second direction. The protective component is disposed in the folded region in the first direction and the unfolded region in the second direction. The protective component reduces cracking at a packaging layer and improves bending durability of the organic light emitting diode display device.
    Type: Application
    Filed: September 5, 2019
    Publication date: June 22, 2023
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Kan WANG
  • ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
    Publication number: 20230200184
    Abstract: An organic light-emitting diode (OLED) display device and a manufacturing method thereof are provided. The OLED display device includes a flexible substrate, a fingerprint recognition sensor, a thin film transistor (TFT) array layer, an OLED light-emitting functional layer, a color filter layer, and a thin-film encapsulation layer. An outermost layer of the thin-film encapsulation layer is provided with a first via-hole. A collimator lens structure is embedded in the first via-hole, the collimator lens structure is configured to allow reflected light reflected by a fingerprint converged on different directions and allow the reflected light reflected in a vertical direction converged on the on the fingerprint recognition sensor.
    Type: Application
    Filed: August 31, 2020
    Publication date: June 22, 2023
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Lei Wang