Patents by Inventor Xiangdan Dong

Xiangdan Dong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220320247
    Abstract: A display substrate and a display device are provided. The display substrate includes a first power signal line and a pixel defining layer. The first power signal line includes first power signal sub-lines extending along a first direction and second power signal sub-lines extending along a second direction. The pixel defining layer includes a plurality of openings to define effective light-emitting regions of a plurality of sub-pixels, the plurality of sub-pixels include a sub-pixel pair including two sub-pixels arranged along the second direction, and the sub-pixel pair includes two effective light-emitting sub-regions with an interval therebetween. In a plan view, the first power signal sub-line passes through the interval between the two effective light-emitting sub-regions, at least one second power signal sub-line includes a fracture, and the two effective light-emitting sub-regions are located at the fracture.
    Type: Application
    Filed: April 26, 2020
    Publication date: October 6, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Biao LIU, Mengmeng DU, Xiangdan DONG, Hongwei MA
  • Publication number: 20220320235
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, a first power line and a pixel defining layer. The first power line includes first sub power lines and second sub power lines located between every two adjacent first sub power lines, the second sub power line is configured to connect two adjacent first sub power lines; the pixel defining layer includes a plurality of openings to define effective light-emitting regions of a plurality of sub-pixels. The plurality of sub-pixels include a first color sub-pixel, and the first color sub-pixel includes a first effective light-emitting region. The first sub power line includes a first break, and the first effective light-emitting region is located at the first break so that the first sub power line does not pass through the first effective light-emitting region in a first direction.
    Type: Application
    Filed: April 26, 2020
    Publication date: October 6, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoqing SHU, Hongwei MA, Xiangdan DONG
  • Publication number: 20220310723
    Abstract: A display panel and a display device are provided. The display panel includes a display region; a light transmitting region at a side of the display region or surrounded by the display region; a first dummy region between the display region and the light transmitting region, the first dummy region being a non-light emitting region; a first signal line in the display region and the first dummy region; a display pixel unit in the display region and including a display pixel circuit; and a first dummy pixel unit in the first dummy region and including a first dummy pixel circuit, the display pixel circuit is connected with the first signal line, and the first dummy pixel circuit is connected with the first signal line.
    Type: Application
    Filed: April 9, 2020
    Publication date: September 29, 2022
    Inventors: Rong WANG, Bo ZHANG, Xiaoqing SHU, Xiangdan DONG
  • Publication number: 20220310759
    Abstract: The disclosure discloses a display substrate and a display device. The display substrate includes a base substrate, and a first wire layer, a first insulating layer, a transitional connection layer, a second insulating layer, a third insulating layer, and a second wire layer sequentially arranged on a wire changing region of the substrate; first wires of the first wire layer are electrically connected to electrical connection portions of the transitional connection layer through a first opening of the first insulating layer, and the electrical connection portions are electrically connected to second wires of the second wire layer through a second opening of the second insulating layer and a third opening of the third insulating layer; at least two of a projection of the first opening, a projection of the second opening, or a projection of the third opening on the substrate are staggered in positions.
    Type: Application
    Filed: November 5, 2021
    Publication date: September 29, 2022
    Inventors: Fan HE, Hongwei MA, Xiangdan DONG
  • Patent number: 11437457
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of sub-pixels on the base substrate. Each sub-pixel includes a pixel circuit and pixel circuits are in columns in a first direction and rows in a second direction. The sub-pixels includes a first sub-pixel, and the display substrate further includes a first data line extended in the first direction and connected with the first sub-pixel. The sub-pixels further includes a second sub-pixel directly adjacent to the first sub-pixel in the second direction. A first capacitor electrode in the first sub-pixel and a first capacitor electrode in the second sub-pixel are in a same layer and are spaced apart from each other; and the first capacitor electrode in the first sub-pixel is overlapped with the first data line in a direction perpendicular to the base substrate to provide a first capacitor.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: September 6, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuangbin Yang, Bo Cheng, Yulong Wei, Xiangdan Dong
  • Patent number: 11430854
    Abstract: An electronic substrate, a method of manufacturing an electronic substrate, and a display panel are provided. The electronic substrate includes a base substrate, and the base substrate includes a display area and a peripheral area. The electronic substrate further includes sub-pixels and data lines in the display area, and a plurality of signal input pads, a plurality of first detection lines, and a plurality of second detection lines in the peripheral area. The first detection lines and the second detection lines are on a side of the signal input pads away from the display area, and are electrically connected to the signal input pads. The first detection lines are made of a non-metallic conductive material, the second detection lines are made of a metal conductive material, and at least one of the plurality of first detection lines is provided between every two adjacent second detection lines.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: August 30, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng Xiao, Haigang Qing, Xiangdan Dong, Tingliang Liu
  • Publication number: 20220253177
    Abstract: A touch-control display panel and a preparation method therefor, and a touch-control display apparatus. The touch-control display panel includes a substrate, a first metal layer provided on the substrate, an insulating layer provided at the side of the first metal layer away from the substrate, and a second metal layer provided at the side of the insulating layer away from the first metal layer, one of the first metal layer and the second metal layer comprises a plurality of connection bridges, and the other one comprises a first electrode, a second electrode and a through hole; at least one of the first metal layer and the second metal layer further comprises compensation electrodes surrounding the through hole; and the compensation electrodes comprise a first compensation electrode and a second compensation electrode, the surface of the first compensation electrode adjacent to the second compensation electrode is a first end face.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 11, 2022
    Inventors: Cong FAN, Fan HE, Kemeng TONG, Xiangdan DONG
  • Publication number: 20220238620
    Abstract: A display substrate includes a base substrate and a drive circuit layer, a light-emitting layer, and a touch control layer arranged on the base substrate. The first reset transistor is at least partially covered by a first light shielding structure in a direction away from the base substrate. The first light shielding structure includes a power signal line. And the first reset transistor is at least partially covered by a second light shielding structure in a direction away from the base substrate. The second light shielding structure includes an anode of the light-emitting layer or a metal line of the touch control layer.
    Type: Application
    Filed: December 15, 2020
    Publication date: July 28, 2022
    Inventors: Qi LIU, Wanli CHEN, Xiangdan DONG
  • Patent number: 11394009
    Abstract: Provided is a display substrate having a polygonal encapsulation region with a plurality of edges and a periphery region surrounding the encapsulation region. The display substrate includes a base substrate, and a partition structure within the periphery region on a side of the base substrate. The partition structure includes a plurality of isolation dams, arranged at intervals along a direction away from the encapsulation region, outside each edge of the encapsulation region. The plurality of edges include a first edge and a second edge, and a plurality of first isolation dams outside the first edge are not in connection with, and have more dams than, a plurality of second isolation dams outside the second edge.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: July 19, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng Xiao, Haigang Qing, Xiangdan Dong, Tingliang Liu
  • Publication number: 20220199029
    Abstract: A display substrate and a manufacturing method, and a display device are provided. The display substrate includes a base substrate including a display region and a periphery region; and a shift register unit, a first power line and a second power line; an orthographic projection of the first power line on the base substrate is on a side of an orthographic projection of the shift register unit on the base substrate closer to the display region, an orthographic projection of the second power line on the base substrate is on a side of the orthographic projection of the shift register unit on the base substrate away from the display region, and the orthographic projection of the shift register unit on the base substrate is between the orthographic projection of the first power line on the base substrate and the orthographic projection of the second power line on the base substrate.
    Type: Application
    Filed: June 19, 2020
    Publication date: June 23, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng XIAO, Haigang QING, Xiangdan DONG
  • Publication number: 20220197439
    Abstract: A touch structure and a touch display panel are provided. The touch structure includes a first touch; the first touch electrode includes a plurality of first touch electrode portions connected in series, each of the first touch electrode portions includes a first main body portion and a plurality of first finger portions, and the plurality of first finger portions protrude from the first main body portion; at least one first finger portion of at least one of the plurality of first touch electrode portions includes a first finger effective electrode and a first finger dummy electrode, the first finger dummy electrode is insulated from the first finger effective electrode, and the first finger effective electrode is connected with the first main body portion.
    Type: Application
    Filed: June 30, 2020
    Publication date: June 23, 2022
    Inventors: Fan HE, Kemeng TONG, Cong FAN, Xiangdan DONG, Shun ZHANG, Ping WEN, Yi ZHANG, Yu WANG, Siyu WANG, Tingliang LIU, Chang LUO
  • Patent number: 11367698
    Abstract: The present application provides a method of bonding an integrated circuit chip to a display panel. The method includes forming a plurality of first bonding pads in a bonding region on a first side of the display panel; forming a plurality of vias extending through the display panel in the bonding region; subsequent to forming the plurality of vias, disposing an integrated circuit chip having a plurality of second bonding pads on a second side of the display panel substantially opposite to the first side, the plurality of second bonding pads being on a side of the integrated circuit chip proximal to the display panel; and electrically connecting the plurality of first bonding pads respectively with the plurality of second bonding pads by forming a plurality of connectors respectively in the plurality of vias.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: June 21, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Hongwei Ma, Youngyik Ko, Tairong Kim, Xiangdan Dong, Jinsan Park
  • Patent number: 11347343
    Abstract: A touch display panel is provided in embodiments of the present disclosure. The touch display panel may include: a display area including a plurality of first touch electrodes and a plurality of second touch electrodes; and a peripheral area located around the display area; the peripheral area includes: first touch lines electrically connected with at least one of the plurality of first touch electrodes; second touch lines electrically connected with at least one of the plurality of second touch electrodes; an external circuit interface configured to provide an electrical connection between the touch display panel and an external circuit; and a first multiplexer, which is electrically connected at an output port thereof with at least either one of the first touch lines and the second touch lines and electrically connected at an input port thereof with the external circuit interface.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: May 31, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Yan, Fan He, Qi Liu, Xiangdan Dong, Bo Zhang, Mengmeng Du
  • Publication number: 20220139314
    Abstract: A display substrate, a method for driving a display substrate and a display device are provided. The display substrate includes a display area, pixel units are arranged in the display area, the display area includes a first area and a second area which are arranged along a second direction, quantities of the pixel units arranged along the first direction in the first area are the same, and a quantity of the pixel units in any row in the second area is less than that of the pixel units in any row in the first area; the display substrate further includes a compensation area, a load compensation unit is arranged in the compensation area, the gate line in the second area and the data line in the first area extend to the compensation area, and the load compensation unit is coupled with the gate line and the data line.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 5, 2022
    Inventors: Zhiwen CHU, Xiangdan DONG, Bo ZHANG, Yulong WEI
  • Patent number: 11316000
    Abstract: An array substrate, a manufacturing method thereof and a display device are disclosed. The array substrate includes a base substrate; a first metal layer on the base substrate; a first insulating layer on the first metal layer; a second metal layer on the first insulating layer; and a second insulating layer located on the second metal layer. The array substrate includes a display region and a peripheral region surrounding the display region, the first metal layer includes a plurality of signal lines in the peripheral region, the second insulating layer includes at least one groove overlapping at least two signal lines, the second metal layer includes a metal strip in the peripheral region, and in the area where the groove overlaps the signal lines, an orthographical projection on the base substrate fall into the orthographic projection of the metal strip on the base substrate.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: April 26, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongwei Ma, Kai Zhang, Yunsheng Xiao, Xiangdan Dong
  • Patent number: 11309520
    Abstract: An encapsulation structure includes a first inorganic layer, a first organic layer and a second inorganic layer, all of which are sequentially stacked in a thickness direction of the encapsulation structure. At least one of the first inorganic layer or the second inorganic layer is a crack-resistant layer.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: April 19, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tingliang Liu, Yunsheng Xiao, Xiangdan Dong, Yue Long, Kai Zhang, Yonglin Guo, Hongwei Ma
  • Patent number: 11309519
    Abstract: The present disclosure relates to a display panel comprising a display area. The display area may include a substrate having a third opening, a thin film transistor layer on a side of the substrate, a light emitting layer on a side of the thin film transistor layer opposite from the substrate, and an encapsulation layer on a side of the light emitting layer opposite from the substrate. The thin film transistor layer may have a first opening to expose the third opening and the encapsulation layer may have a second opening to expose the third opening. Orthographic projection of the second opening on the substrate may cover orthographic projection of the third opening on the substrate.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: April 19, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangdan Dong, Youngyik Ko, Ming Hu, Weiyun Huang
  • Patent number: 11307724
    Abstract: A touch substrate includes a base and a touch structure disposed on the base. The base has at least one bending region, and a portion of the base located in each bending region is bendable. The touch structure includes a plurality of touch electrodes and a plurality of touch electrode wires electrically connected to the plurality of touch electrodes. At least one touch electrode wire includes a first portion located in one of the at least one bending region, and at least one first through hole is disposed in the first portion.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: April 19, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fan He, Kemeng Tong, Xiangdan Dong, Zhengwei Luo
  • Publication number: 20220115487
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a display region and a peripheral region. The display region includes an opening, and the peripheral region includes an opening peripheral region at least partially in the opening; the first conductive pattern is configured to transmit an electrical signal for the display region and includes first wire groups arranged side by side in a first direction, and each first wire group includes at least two first wires arranged side by side in the first direction; in a direction perpendicular to the base substrate, the first wire is insulated from the semiconductor pattern and the second conductive pattern, respectively; and the semiconductor pattern is electrically connected to the second conductive pattern through via holes in the opening peripheral region, and the via holes are between adjacent first wire groups in the first direction.
    Type: Application
    Filed: May 13, 2020
    Publication date: April 14, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoqing SHU, Mengmeng DU, Xiangdan DONG, Rong WANG
  • Publication number: 20220115280
    Abstract: A display substrate and a display apparatus are provided, the display substrate includes: a base substrate including a display area and a peripheral area surrounding the display area; a plurality of sub-pixel units in the display area; a plurality of data lines in the display area and electrically coupled to the plurality of sub-pixel units; a plurality of data transmission lines in the peripheral area on at least one side of the display area and electrically coupled to the plurality of data lines; a plurality of first pads and a plurality of second pads located between the plurality of first pads and the plurality of data transmission lines; a plurality of third pads between the plurality of first pads and the plurality of second pads; and a plurality of multiplexers between the plurality of second pads and the plurality of third pads.
    Type: Application
    Filed: May 12, 2020
    Publication date: April 14, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Mengmeng Du, Xiangdan Dong, Hongwei Ma, Biao Liu, Bo Zhang