Patents by Inventor Shengji Yang

Shengji Yang 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: 11980081
    Abstract: A display device, a heat dissipation layer, an electronic device, and a method for manufacturing a display device are provided. The display device includes: a silicon-based organic light-emitting display panel, including a silicon substrate, a first electrode of a display element, an organic light-emitting layer, and a second electrode of the display element that are stacked sequentially; a flexible printed circuit board electrically connected to the silicon substrate; and a heat dissipation layer on a non-display side of the silicon-based organic light-emitting display panel, extending to the flexible printed circuit board to cover at least a part of the flexible printed circuit board. A gate drive circuit, a data drive circuit, and a pixel circuit are integrated on the silicon substrate, and the flexible printed circuit board is configured to transmit electrical signals to the gate drive circuit, the data drive circuit, and the second electrode of the display element.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: May 7, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Shengji Yang, Kuanta Huang, Pengcheng Lu, Yuanlan Tian, Xiaochuan Chen
  • Patent number: 11980069
    Abstract: A display includes a display substrate and a flexible circuit board. The display substrate includes a silicon substrate, a driving circuit of which at least part is embedded in the silicon substrate, and a first pad electrically connected with the driving circuit. The driving circuit includes a transistor with a semiconductor layer; the flexible circuit board includes a flexible substrate, a first wiring layer, and a first reinforcement plate. The first wiring layer includes a main wiring portion and a second pad electrically connected with the main wiring portion, and the second pad is electrically connected with the first pad by a conductive adhesive layer. The first reinforcement plate covers the main wiring portion and does not cover the second pad. The first reinforcement plate is located outside the display substrate and there is a non-zero distance between the first reinforcement plate and the display substrate.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 7, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiao Bai, Shengji Yang, Pengcheng Lu
  • Patent number: 11980047
    Abstract: A display panel includes a driving back plate, a first insulating layer, and a light-emitting device layer sequentially stacked. The driving back plate includes a first reflecting electrode layer. The first reflecting electrode layer includes first primary reflecting electrodes in a display area and first auxiliary reflecting electrodes in a peripheral area. The light-emitting device layer includes a second reflecting electrode layer including second primary reflecting electrodes in the display area and second auxiliary reflecting electrodes in the peripheral area. The second primary reflecting electrodes are in one-to-one correspondence and electrically connected with the first primary reflecting electrodes. The orthographic projection of the second primary reflecting electrode on the first reflecting electrode layer are located within the first primary reflecting electrode.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 7, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Pengcheng Lu, Hui Wang, Yanming Wang, Yage Song, Jiantong Li, Kuanta Huang
  • Patent number: 11974472
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. 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 light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: April 30, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunlong Li, Pengcheng Lu, Kui Zhang, Li Liu, Kuanta Huang, Shengji Yang, Xiaochuan Chen, Dacheng Zhang
  • Publication number: 20240138189
    Abstract: A display device and a manufacturing method thereof are disclosed. The display device includes a base substrate and at least one pixel circuit provided on the base substrate, and the pixel circuit includes a driving transistor, a first transistor, and a second transistor; the driving transistor includes a control electrode, a first electrode, and a second electrode; the first transistor includes a first active region, the second transistor includes a second active region, the driving transistor includes a fourth active region, at least one of a doping concentration of the first active region and a doping concentration of the second active region is greater than a doping concentration of the fourth active region.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 25, 2024
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dachao LI, Shengji YANG, Chen XU
  • Patent number: 11968853
    Abstract: This disclosure relates to an organic electroluminescent structure and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer provided at a side of the base substrate, in which the passivation protective layer is provided with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate, each of the inner cutting portions has a first surface towards the base substrate and a second surface away from the base substrate, an orthographic projection of the first surface on the base substrate is within an orthographic projection of the second surface on the base substrate, and a groove is provided between two adjacent inner cutting portions and is formed as an inner cutting structure; an anode layer including a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: April 23, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li Liu, Pengcheng Lu, Shengji Yang, Kui Zhang
  • Publication number: 20240130202
    Abstract: A display panel includes an active area and a peripheral area surrounding the active area, and the display panel further includes: a substrate and a plurality of light emitting devices arranged on the substrate in array, wherein the plurality of light emitting devices are located at least in the active area; a conducting layer comprising a cathode ring and cathodes of the plurality of light emitting devices, wherein the cathode ring is located in the peripheral area, and the cathode ring surrounds the active area; and a lens layer located at a side of the light emitting devices away from the substrate, wherein the lens layer extends from the active area to the peripheral area; wherein an orthographic projection of the lens layer on the substrate is located within an area delineated by an outer contour of an orthographic projection of the cathode ring on the substrate.
    Type: Application
    Filed: October 18, 2022
    Publication date: April 18, 2024
    Applicants: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chao Pu, Shengji Yang, Junyan Yang, Xiaochuan Chen, Kuanta Huang, Pengcheng Lu, Dachao Li, Rongrong Shi, Junbo Wei, Xiao Bai, Bo Yang
  • Patent number: 11963406
    Abstract: A display includes a circuit board structure including a first circuit board and a second circuit board. The first circuit board has a carrying region and an electrical connection region on which a first pad is disposed. The second circuit board has a first region and a second region, the first region is arranged on the electrical connection region and is electrically connected to the first pad, and the second region is electrically connected to the driving terminal. The rigidity of the second circuit board is less than that of the first circuit board. The display substrate is in the carrying region and includes a silicon substrate in which a driving circuit is partially embedded, and a second pad electrically connected to the driving circuit. The driving circuit includes a transistor having a semiconductor layer which is inside the silicon substrate. The second pad is electrically connected to the first pad.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 16, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiao Bai, Shengji Yang, Kuanta Huang, Pengcheng Lu
  • Patent number: 11957023
    Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: April 9, 2024
    Inventors: Dongsheng Li, Kuanta Huang, Shengji Yang, Pengcheng Lu, Yunlong Li, Qing Wang, Yongfa Dong, Xiaobin Shen, Hui Tong, Xiong Yuan, Yu Wang, Xiaochuan Chen
  • Patent number: 11950486
    Abstract: A display device, an electronic apparatus and a method for manufacturing the display device are disclosed. The display device includes an array substrate and a first thin film encapsulation layer disposed on the array substrate. The array substrate is a silicon based organic light-emitting diode array substrate, and the array substrate includes a silicon substrate and a light-emitting device disposed on the silicon substrate; a second thin film encapsulation layer disposed between the light-emitting device and the first thin film encapsulation layer; and a color filter layer disposed between the first thin film encapsulation layer and the second thin film encapsulation layer, at each edge of the first thin film encapsulation layer, an orthographic projection of the array substrate on a plane parallel to the array substrate extends beyond an orthographic projection of the first thin film encapsulation layer on the plane.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: April 2, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Chao Pu, Shengji Yang, Kuanta Huang, Pengcheng Lu, Xiaochuan Chen
  • Patent number: 11935468
    Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of driving circuits, wherein each of the driving circuits includes: a first sub-circuit, respectively coupled to a gate signal terminal, a data signal terminal and a light-emitting power source terminal, and configured to store a drive voltage based on a voltage at the data signal terminal when the gate signal terminal receives a gate drive signal, and output a drive current to a light-emitting device based on the stored drive voltage under power supply provided by the light-emitting power source terminal; and a second sub-circuit, configured to regulate an equivalent resistance value of the second sub-circuit in an output path through which the drive current is output to the light-emitting device, based on a voltage division control signal received by the voltage division control signal terminal.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: March 19, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Hui Wang, Pengcheng Lu
  • Publication number: 20240090285
    Abstract: Disclosed is a display apparatus comprising a display area and a dummy area; the display area comprises multiple pixel driving circuits and multiple display light-emitting devices, and the display light-emitting devices at least comprise a display anode and a display cathode; the dummy region comprises a cathode voltage line, at least one dummy anode connection line and multiple dummy light-emitting devices, the dummy light-emitting devices at least comprise a dummy anode and a dummy cathode; the display cathode and the dummy cathode are both connected to the cathode voltage line, the display anode being connected to a pixel driving circuit, and the dummy anode is connected to a dummy anode connection line, the dummy anode connection line being configured to cause the voltage differential between the dummy anode and the dummy cathode to be less than the turn-on voltage of the dummy light-emitting device.
    Type: Application
    Filed: December 23, 2021
    Publication date: March 14, 2024
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
  • Publication number: 20240090295
    Abstract: A display backboard includes a base substrate and a plurality of real pixel units periodically arranged on one side of the base substrate. Each real pixel unit has a plurality of real light-emitting layers with different colors, at least two real metal wiring layers are provided on one side of each real light-emitting layer proximal to the base substrate, and two real metal wiring layers on the side of each real light-emitting layer are electrically connected through via holes. Orthographic projections of the two real metal wiring layers on the side of each real light-emitting layer on the base substrate cover an orthographic projection of at least one of the via holes on the base substrate, and the via holes are configured to connect two virtual metal wiring layers in a virtual pixel unit different from the real pixel unit.
    Type: Application
    Filed: October 22, 2021
    Publication date: March 14, 2024
    Inventors: Junbo WEI, Zhijian ZHU, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
  • Patent number: 11930664
    Abstract: A display device and a manufacturing method thereof are disclosed. The display device includes a base substrate and at least one pixel circuit provided on the base substrate. The pixel circuit includes a driving transistor, a first transistor, and a second transistor; the driving transistor includes a control electrode, a first electrode, and a second electrode; a direction from a first electrode of the first transistor to a second electrode of the first transistor is a first direction, a direction from a first electrode of the second transistor to a second electrode of the second transistor is a second direction, a direction from the first electrode of the driving transistor to the second electrode of the driving transistor is a fourth direction, and at least one of the first direction and the second direction intersects with the fourth direction.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: March 12, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dachao Li, Shengji Yang, Chen Xu
  • Publication number: 20240074294
    Abstract: A display module, including: a display panel; and a color film layer and a micro-lens layer, provided on a light-emitting side of the display panel; where, the color film layer includes a plurality of filter portions, and the micro-lens layer includes a plurality of first converging lenses and a plurality of second converging lenses; a gap is provided between two adjacent first converging lenses, and an orthographic projection of a first converging lens on the display panel is located within an orthographic projection of a filter portion on the display panel; a second converging lens is provided in the gap between two adjacent first converging lenses, and a vertex of the second converging lens is located between a vertex of the first converging lens and a bottom surface of the first converging lens.
    Type: Application
    Filed: September 7, 2022
    Publication date: February 29, 2024
    Inventors: Zhijian ZHU, Pengcheng LU, Shengji YANG, Kuanta HUANG, Xiaochuan CHEN, Qian WU, Longfei FAN, Dacheng ZHANG
  • Patent number: 11903298
    Abstract: A display panel includes a driving backplane, a plurality of detection pads, a light emitting function layer, and a flexible circuit board. The driving backplane has a pixel driving region and a peripheral region, and the peripheral region has bonding pads; an edge of the driving backplane is surrounded by a first section and a second section, and the bonding pads are located between the first section and the pixel driving region; a plurality of detection pads are disposed in and distributed along the second section; a light emitting function layer is disposed on the driving backplane and located in the pixel driving region; a flexible circuit board extends between the first section and the pixel driving region, and is bonded to the bonding pads; a first packaging layer is disposed on the light emitting function layer.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: February 13, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junbo Wei, Shengji Yang, Kuanta Huang, Pengcheng Lu, Yuanlan Tian
  • Patent number: 11903258
    Abstract: Provided are a display substrate and a preparation method thereof, and a display device. The display substrate includes a plurality of pixel units arranged in a matrix, wherein the pixel units each include a plurality of sub-pixels, the sub-pixels each include a micro-cavity modulation layer and an emitting structure layer, the micro-cavity modulation layer is provided with a reflective electrode, the emitting structure layer includes a first electrode, an emitting layer and a semi-transparent and semi-reflective second electrode which are sequentially disposed on the micro-cavity modulation layer, and a distance between the second electrode and the reflective electrode is different in each sub-pixel.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: February 13, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shengji Yang, Hui Wang, Xiaochuan Chen, Kuanta Huang, Pengcheng Lu, Yuncui Zhao
  • Publication number: 20240040845
    Abstract: A display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting layer and a second electrode. The first electrode layer is disposed on one side of the driving backplane and includes a plurality of first electrodes. The pixel definition layer is arranged on the side, same as the first electrode layer, of the driving backplane and exposes each of the first electrodes. The pixel definition layer includes a filling layer and a cut-off layer stacked in a direction away from the driving backplane, where the filling layer has a thickness smaller than the first electrode layer. The cut-off layer is provided with a separation slot located outside the first electrodes, and a first cut-off slot is provided on a sidewall of the separation slot. The light-emitting layer covers the cut-off layer and the first electrode layer. The second electrode covers the light-emitting layer.
    Type: Application
    Filed: April 22, 2022
    Publication date: February 1, 2024
    Inventors: Shengji YANG, Xiaochuan CHEN, Xue DONG, Hui WANG, Dacheng ZHANG, Kuanta HUANG, Pengcheng LU, Zhiqiang JIAO
  • Patent number: 11877476
    Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a microcavity structure layer and a light emitting structure layer that are stacked, a reflective electrode being disposed in the microcavity structure layer, a groove being disposed on a surface of the microcavity structure layer, the light emitting structure layer including a first electrode disposed in the groove, and the first electrode being connected to the reflective electrode.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: January 16, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shengji Yang, Xiaochuan Chen, Hui Wang, Kuanta Huang, Pengcheng Lu, Yuncui Zhao, Dongmei Xie
  • Patent number: 11871595
    Abstract: This disclosure relates to an organic electroluminescent structure, a fabrication method thereof, and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer formed at a side of the base substrate, in which the passivation protective layer is formed with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate; an anode layer including a plurality of anodes arranged at intervals, and each of the anodes is correspondingly formed on the second surface; an organic light-emitting functional layer having a hole injection layer, in which the hole injection layer includes a plurality of hole injection blocks arranged at intervals, and each of the hole injection blocks is correspondingly formed on one anode; and a cathode layer formed at a side of the organic light-emitting functional layer facing away from the anode layer.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: January 9, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li Liu, Pengcheng Lu, Shengji Yang, Kui Zhang