Patents Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
  • 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
  • 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
  • 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
  • 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
  • Patent number: 11979995
    Abstract: The present disclosure provides a foldable display device, which includes a front frame, a bottom frame assembly, a display panel and a support plate. The support plate includes a bending area and non-bending areas, a plurality of holes arranged in an array are provided in the bending area, the hole incudes two curved side walls arranged oppositely, and the side wall includes at least one curved portion, so as to improve the extension performance and the ability to restore deformation of the bending area of the support plate, and reduce the risk of separation of the inner film layer of the foldable display device.
    Type: Grant
    Filed: June 28, 2020
    Date of Patent: May 7, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Guobao Jiang
  • Patent number: 11978395
    Abstract: A display panel and a display device are disclosed. The display panel includes a display substrate, a plurality rows of first pixel driving circuits, a plurality rows of second pixel driving circuits, and a plurality of first reset signal lines; the plurality of reset signal lines comprises a plurality of first reset signal lines and a plurality of second reset signal lines, each of the first reset signal lines is only electrically connected to one row of the first pixel driving circuits; each of the second reset signal lines is electrically connected to one row of the first pixel driving circuits and at least one row of the second pixel driving circuits.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: May 7, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Jun Zhang, Tao Chen
  • 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
  • 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
  • Publication number: 20240143032
    Abstract: The present application provides a support member and a foldable display device. The support member includes a first foldable area. When the support member is in a flat unfolded state, the support member includes first grooves in the first foldable area. Two opposite ends of the first groove are indented inwardly in a first direction. The first direction intersects a length direction of the support member.
    Type: Application
    Filed: April 18, 2022
    Publication date: May 2, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wenqiang WANG
  • Patent number: 11970645
    Abstract: An anisotropic conductive adhesive, a display panel and a display device are provided. The anisotropic conductive adhesive includes an adhesive and a plurality of metal balls disposed in the adhesive. At least two annular grooves are defined by a surface of each of the metal balls.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: April 30, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yicheng Chen, Chi Hu
  • Patent number: 11974407
    Abstract: A foldable display device is provided. A first support is connected to a first rotating member, and a second support is connected to a second rotating member. The first rotating member is rotatably connected to a fixing assembly and connected to a first abutting member. A second rotating member is rotatably connected to the fixing assembly and connected to a second abutting member. When the foldable display device is in a preset state, the first abutting member and a first elastic assembly abut against each other, and a second abutting member and a second elastic assembly abut against each other.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: April 30, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Huan Cao
  • Patent number: 11974471
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a first substrate, a first driving circuit layer located on the first substrate, a second substrate located on the first driving circuit layer, and a second driving circuit layer located on the second substrate, and a pixel electrode layer located on the second driving circuit layer.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: April 30, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Huihui Zhao, Wenxu Xianyu
  • Patent number: 11974032
    Abstract: A display screen and a display device are disclosed. The display screen includes: a first camera area including a first pixel unit and a first light-transmitting area; a second camera area including a second pixel unit and a second light-transmitting area; and a display area surrounding the first camera area and the second camera area, wherein a position of the first pixel unit in the first camera area corresponds to a position of the second light-transmitting area in the second camera area, and a position of the second pixel unit in the second camera area corresponds to a position of the first light-transmitting area in the first camera area.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: April 30, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Weixin Ma
  • Patent number: 11966257
    Abstract: In a flexible display panel and a flexible display device provided by the present application, a bending end of a support layer is configured inwardly to be shorter than a flexible display module to reduce a bending angle of the support layer. In this way, bending stress on the support layer can be reduced, thereby increasing attachment quality of the support layer and improving attachment reliability.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: April 23, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Cuilin Zhu
  • Patent number: 11968868
    Abstract: A display panel and a display device are disclosed. The display panel includes a plurality of pixel island regions spaced apart from each other. A plurality of connection bridge regions connecting adjacent ones of the pixel island regions to each other. At least one of the connection bridge regions includes a first metal layer, a second metal layer, and a third metal layer disposed in a stacked arrangement, and each of the first metal layer, the second metal layer, and the third metal layer is patterned into at least one metal trace.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: April 23, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Likun Cheng, Liang Sun, Shijuan Yi
  • Patent number: 11968875
    Abstract: The present application provides a display panel and a display device. The display panel includes an array substrate, a pixel definition layer, an organic light-emitting layer, a cathode layer, an encapsulation layer, and an absorption layer. The absorption layer is arranged on one side of the pixel definition layer away from the array substrate. The absorption layer is arranged corresponding to at least a portion of the pixel definition layer in a curved display region for selectively absorbing at least one color light, so as to reduce a risk of color shift in a white screen at large viewing angles without causing color shift of images at a vertical viewing angle.
    Type: Grant
    Filed: September 7, 2020
    Date of Patent: April 23, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Kan Wang
  • Patent number: 11968878
    Abstract: A display panel is provided in the present disclosure. The display panel has an additional function area, and the display panel includes a substrate, an array layer and a light-emitting device layer disposed in sequence on the substrate, an encapsulation layer covering the light-emitting device layer, and a touch layer disposed on the encapsulation layer. An opening area surrounded by the additional function area is disposed at an edge position of the additional function area. An opening penetrating the array layer and extending to a surface of the substrate is defined by the opening area, and the opening is filled with a light-blocking layer.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: April 23, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sihang Bai
  • Patent number: 11968791
    Abstract: A sliding display device includes a housing assembly and a flexible display screen. The housing assembly includes a bottom case, a first support body, a second support body, and a linkage mechanism. The linkage mechanism is configured to drive the second support body to slide out of the bottom case into an expanded state or slide into the bottom case into an unexpanded state. Part of the flexible display screen is hidden between the bottom case and the first supporting body in the unexpanded state. The flexible display screen includes a flexible display panel, a backplate, an adhesive layer, and at least a third support body. The third support body and the second support body collectively form a network structure.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: April 23, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhuo Zhang, Wen Han
  • Publication number: 20240127738
    Abstract: The present application discloses a pixel circuit and a display panel. The pixel circuit includes a writing module, a transfer module, a first time-division transmission module, a drive module, a second time-division transmission module and a storing module. The storing module and the transfer module can be simultaneously charged with electricity through a data signal, and the storing module can be recharged by the transfer module in a light-emitting phase through the first time-division transmission module, the drive module and the second time-division transmission module.
    Type: Application
    Filed: June 7, 2021
    Publication date: April 18, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Liang SUN, Mian ZENG
  • Publication number: 20240129611
    Abstract: The present disclosure provides a display device, including a display panel and a camera, the camera is attached to a side of the display panel by an optical glue, wherein the camera includes a housing, a lens, and a spacer. The spacer is fixed on a side of the housing facing the display panel and completely covers a light incident surface of the lens, wherein a first surface of the spacer is attached to the side of the display panel by the optical glue, and the first surface of the spacer is a flat surface, which prevents a problem of reduced optical effect of the camera.
    Type: Application
    Filed: February 25, 2021
    Publication date: April 18, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Junpu Tang