Patents by Inventor Yu AO

Yu AO 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).

  • Patent number: 11968879
    Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 23, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yunlong Li, Pengcheng Lu, Yu Ao, Zhijian Zhu, Yuanlan Tian, Dacheng Zhang
  • Patent number: 11957013
    Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 9, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhijian Zhu, Pengcheng Lu, Yu Ao, Yunlong Li, Yuanlan Tian
  • Patent number: 11937474
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: March 19, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng Lu, Yunlong Li, Yuanlan Tian, Yu Ao
  • Patent number: 11930674
    Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: March 12, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yunlong Li, Pengcheng Lu, Shuai Tian, Yu Ao, Zhijian Zhu, Yuanlan Tian
  • Patent number: 11930673
    Abstract: A display panel includes a drive backplane, a transparent insulating layer and a light-emitting device layer. The drive backplane includes a driving circuit layer, a metal wiring layer, a first insulating layer and a reflective electrode layer. The first insulating layer has first via holes filled with first metal connectors. The reflective electrode layer includes first reflective electrodes respectively connected with the metal wiring layer through the first metal connectors. The light-emitting device layer includes a pixel electrode layer, an organic light-emitting layer and a common electrode layer. The pixel electrode layer includes first pixel electrodes respectively connected with the first reflective electrodes through the connection via holes. A distance between an orthographic projection of the connection via hole on the pixel electrode layer and an edge of the first pixel electrode is not less than a first threshold value.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: March 12, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhijian Zhu, Yu Ao, Yunlong Li, Pengcheng Lu, Yuanlan Tian
  • Patent number: 11871625
    Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a silicon-based substrate and an array structure layer arranged on the silicon-based substrate; a driving transistor and a first power line being arranged in the silicon-based substrate in the display area, a light emitting element being disposed on the array structure layer in the display area, a first electrode of the driving transistor being connected with the first power line, and a second electrode of the driving transistor being connected with an anode of the light emitting element; a power supply electrode and a second power line being arranged in the silicon-based substrate in the peripheral area, the power supply electrode being connected with the second power line.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: January 9, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Pengcheng Lu, Shengji Yang, Kuanta Huang, Xiaochuan Chen, Yage Song, Yanming Wang, Hui Wang, Dongdong Duan, Jiantong Li, Xiao Bai, Yunlong Li, Shuai Tian, Zhijian Zhu, Yu Ao, Junbo Wei, Chao Pu, Yuanlan Tian
  • Publication number: 20230269974
    Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.
    Type: Application
    Filed: March 27, 2020
    Publication date: August 24, 2023
    Inventors: Yunlong LI, Pengcheng LU, Shuai TIAN, Yu AO, Zhijian ZHU, Yuanlan TIAN
  • Publication number: 20230017885
    Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. Where, the display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.
    Type: Application
    Filed: September 28, 2022
    Publication date: January 19, 2023
    Inventors: Zhijian ZHU, Pengcheng LU, Yu AO, Yunlong LI, Yuanlan TIAN
  • Publication number: 20220384553
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern includes a plurality of first electrodes spaced apart from each other. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.
    Type: Application
    Filed: August 27, 2019
    Publication date: December 1, 2022
    Inventors: Yunlong LI, Pengcheng LU, Li LIU, Yu AO, Yuanlan TIAN, Zhijian ZHU, Dacheng ZHANG
  • Patent number: 11475837
    Abstract: A display substrate, a display method and a display device are disclosed. The display substrate includes a display region and an offset region surrounding the display region. The display substrate includes a silicon-based substrate, an emitting structure layer arranged on the silicon-based substrate. The first pixel driving circuits are connected with the emitting structure layer of the display region, and at least part of the first pixel driving circuits are configured to provide driving signals for the emitting structure layer electrically connected with the first pixel driving circuits during normal display. The second pixel driving circuits are connected with the emitting structure layer of the offset region, and at least part of the second pixel driving circuits are configured to provide no driving signals for the emitting structure layer electrically connected with the second pixel driving circuits during normal display.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: October 18, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Zhijian Zhu, Yu Ao, Pengcheng Lu
  • Publication number: 20220320258
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
    Type: Application
    Filed: June 22, 2022
    Publication date: October 6, 2022
    Inventors: Pengcheng LU, Yunlong LI, Yuanlan TIAN, Yu AO
  • Patent number: 11430853
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: August 30, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng Lu, Yunlong Li, Yuanlan Tian, Yu Ao
  • Publication number: 20220140021
    Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.
    Type: Application
    Filed: March 27, 2020
    Publication date: May 5, 2022
    Inventors: Yunlong LI, Pengcheng LU, Yu Ao, Zhijian ZHU, Yuanlan TIAN, Dacheng ZHANG
  • Publication number: 20220140051
    Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.
    Type: Application
    Filed: March 27, 2020
    Publication date: May 5, 2022
    Inventors: Zhijian ZHU, Pengcheng LU, Yu AO, Yunlong LI, Yuanlan TIAN
  • Publication number: 20220140047
    Abstract: A display panel includes a drive backplane, a transparent insulating layer and a light-emitting device layer. The drive backplane includes a driving circuit layer, a metal wiring layer, a first insulating layer and a reflective electrode layer. The first insulating layer has first via holes filled with first metal connectors. The reflective electrode layer includes first reflective electrodes respectively connected with the metal wiring layer through the first metal connectors. The light-emitting device layer includes a pixel electrode layer, an organic light-emitting layer and a common electrode layer. The pixel electrode layer includes first pixel electrodes respectively connected with the first reflective electrodes through the connection via holes. A distance between an orthographic projection of the connection via hole on the pixel electrode layer and an edge of the first pixel electrode is not less than a first threshold value.
    Type: Application
    Filed: March 27, 2020
    Publication date: May 5, 2022
    Inventors: Zhijian ZHU, Yu AO, Yunlong LI, Pengcheng LU, Yuanlan TIAN
  • Publication number: 20220130330
    Abstract: A display substrate, a display method and a display device are disclosed. The display substrate includes a display region and an offset region surrounding the display region. The display substrate includes a silicon-based substrate, an emitting structure layer arranged on the silicon-based substrate. The first pixel driving circuits are connected with the emitting structure layer of the display region, and at least part of the first pixel driving circuits are configured to provide driving signals for the emitting structure layer electrically connected with the first pixel driving circuits during normal display. The second pixel driving circuits are connected with the emitting structure layer of the offset region, and at least part of the second pixel driving circuits are configured to provide no driving signals for the emitting structure layer electrically connected with the second pixel driving circuits during normal display.
    Type: Application
    Filed: March 27, 2020
    Publication date: April 28, 2022
    Inventors: Zhijian ZHU, Yu AO, Pengcheng LU
  • Publication number: 20220115484
    Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a silicon-based substrate and an array structure layer arranged on the silicon-based substrate; a driving transistor and a first power line being arranged in the silicon-based substrate in the display area, a light emitting element being disposed on the array structure layer in the display area, a first electrode of the driving transistor being connected with the first power line, and a second electrode of the driving transistor being connected with an anode of the light emitting element; a power supply electrode and a second power line being arranged in the silicon-based substrate in the peripheral area, the power supply electrode being connected with the second power line.
    Type: Application
    Filed: March 27, 2020
    Publication date: April 14, 2022
    Inventors: Pengcheng LU, Shengji YANG, Kuanta HUANG, Xiaochuan CHEN, Yage SONG, Yanming WANG, Hui WANG, Dongdong DUAN, Jiantong LI, Xiao BAI, Yunlong LI, Shuai TIAN, Zhijian ZHU, Yu AO, Junbo WEI, Chao PU, Yuanlan TIAN
  • Publication number: 20210408205
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
    Type: Application
    Filed: August 27, 2019
    Publication date: December 30, 2021
    Inventors: Pengcheng LU, Yunlong LI, Yuanlan TIAN, Yu AO
  • Publication number: 20080070408
    Abstract: The invention is directed to a method for adjusting sizes and shapes of plug openings for border plug openings overlapping with trenches respectively, wherein the border plug openings are separated from each other with a distance equal to or smaller than a specific distance. The method comprises performing an adjusting process for separating the border plug openings away from each other and enlarging the dimensions of the border plug openings so that the border plug openings are located within the trenches respectively and the edges of the borer openings are separated from the sidewalks of the trenches, wherein the border plug openings are enlarged within ranges of the trenches respectively.
    Type: Application
    Filed: May 24, 2006
    Publication date: March 20, 2008
    Inventors: Chin-Lung Lin, Ming-Jui Chen, Chen-yu Ao, Hung-Chin Thuang, Jen-Hsiang Tsai, Jian-Shin Liou