Patents by Inventor Junbo WEI

Junbo WEI 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: 12641973
    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: Grant
    Filed: December 23, 2021
    Date of Patent: May 26, 2026
    Assignees: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Shengji Yang, Pengcheng Lu, Kuanta Huang, Yuanlan Tian
  • Patent number: 12604631
    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: Grant
    Filed: October 22, 2021
    Date of Patent: April 14, 2026
    Assignees: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Zhijian Zhu, Shengji Yang, Pengcheng Lu, Kuanta Huang, Yuanlan Tian
  • Patent number: 12532621
    Abstract: A display module includes a display substrate and a flexible circuit board bonding-connected with the display substrate, wherein the flexible circuit board is bent to a side of the display substrate away from a display side; the flexible circuit board includes a bent region and non-bent regions located at both sides of the bent region; the bent region includes a bending axis, the flexible circuit board is bent along the bending axis, the bent region is provided with one or more openings at a position of the bending axis, and the openings are through holes penetrating the flexible circuit board or grooves not penetrating the flexible circuit board; the bent region includes at least one wiring layer, the wiring layer of the bent region includes multiple traces extending to the non-bent regions on both sides of the bent region, and the plurality of traces do not overlap with the openings.
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: January 20, 2026
    Assignees: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Shengji Yang, Pengcheng Lu, Kuanta Huang, Yuanlan Tian
  • Patent number: 12518698
    Abstract: A display substrate, a pixel circuit, a driving method and a display device are provided. The display substrate includes a substrate and a plurality of repeating units arranged in an array on one side of the substrate, each repeating unit includes at least two light emitting elements and at least two pixel circuits, each pixel circuit includes a first transistor, a second transistor and a third transistor, and the third transistor is configured to drive the light emitting element to emit light; each repeating unit further includes a first region, a second region and a third region arranged continuously in the first direction, the first region includes at least two of the first transistors, the third region including at least two of the third transistors, and the type of the first transistor and the type of the third transistor are different.
    Type: Grant
    Filed: September 29, 2024
    Date of Patent: January 6, 2026
    Assignees: Yunnan Inverisight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Dachao Li, Shengji Yang, Pengcheng Lu, Kuanta Huang, Zhijian Zhu, Yuanlan Tian
  • Patent number: 12446437
    Abstract: Disclosed are a display panel, a drive method therefor, and a display apparatus. By providing a light emergence angle adjustment structure (3) on a light emergence side of an organic light emitting device (12) and when an electric field is formed by applying different voltages on an electrode structure (31), on one respect, an electrical control material layer (32) of the light emergence angle adjustment structure (3) forms a convex lens structure under the action of the electric field, and the convex lens structure has the effect of concentrating an outputted light; and an another respect, the electrical control material layer (32) forms a concave lens structure under the action of the electric field, and the concave lens structure has the effect of dispersing an outputted light.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: October 14, 2025
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Junbo Wei, Shengji Yang, Kuanta Huang, Pengcheng Lu, Xiaochuan Chen
  • Patent number: 12433128
    Abstract: The disclosure provides a chip and a display module with the same. The chip comprises a body, wherein the body is provided with a plurality of junctions which are arranged at intervals in a first direction, at least one junction comprises a first sub-junction and a second sub junction which are arranged in a second direction and formed into an integrated structure, a width of the first sub-junction is greater than a width of the second sub-junction in the first direction, and the second direction is perpendicular to the first direction.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: September 30, 2025
    Assignees: YUNNAN INVENSIGHT OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junbo Wei, Shengji Yang, Pengcheng Lu, Zhijian Zhu, Kuanta Huang, Yuanlan Tian
  • Publication number: 20250241172
    Abstract: The present disclosure provides a display panel and a display apparatus, including: a display substrate, having a display region and a peripheral region around the display region; a first dam adhesive on a side of a light-emitting surface of the display substrate; where the first dam adhesive is arranged in the peripheral region and surrounds the display region; where a first outer circular arc of smooth transition is formed between outer adjacent side edges of the first dam adhesive relative to a center of the display region; and a cover plate on the side of the light-emitting surface of the display substrate, where the cover plate is bonded to the display substrate through the first dam adhesive.
    Type: Application
    Filed: August 31, 2023
    Publication date: July 24, 2025
    Inventors: Junbo WEI, Qingshan SHAN, Pengcheng LU, Shengji YANG, Yinhu HUANG, Yuanlan TIAN, Dacheng ZHANG
  • Publication number: 20250241127
    Abstract: Provided is a display substrate. The display substrate includes a silicon-based substrate and pixel units arranged on the silicon-based substrate; the silicon-based substrate includes a first trap and a second trap arranged in a first direction; a first deep trap is included between the silicon-based substrate and the second trap; the first deep trap surrounds the second trap; the silicon-based substrate is provided with a first conductive layer; the first conductive layer includes a first source of the first thin film transistor and a first adapter electrode; the first source is connected to a source contact region of the first active layer through a first connecting via hole; the first adapter electrode is connected to a second trap contact region of the second trap through a second connecting via hole; and the first source is electrically connected to the first adapter electrode.
    Type: Application
    Filed: July 31, 2023
    Publication date: July 24, 2025
    Inventors: Junbo WEI, Shengji Yang, Pengcheng LU, Kuanta Huang, Junyan Yang, Yuanlan TIAN
  • Patent number: 12342695
    Abstract: Embodiments of the present disclosure provide a display substrate, a related display motherboard, and a related display panel. The display substrate has a central region and a peripheral region surrounding the central region. The display substrate includes a substrate, a dielectric layer located on the substrate and including a first portion and a second portion arranged in sequence in a direction perpendicular to the substrate, a pad located within the peripheral region and on a surface of the second portion on a side away from the substrate, and a conductive sealing part located within the peripheral region and in the dielectric layer, wherein the conductive sealing part includes at least a first portion adjacent to the pad in a direction parallel to the substrate, and wherein the first portion of the conductive sealing part is covered by the second portion of the dielectric layer.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: June 24, 2025
    Assignees: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhijian Zhu, Pengcheng Lu, Junbo Wei, Xiao Bai, Jie Sun, Yage Song, Shengji Yang, Xiaochuan Chen
  • Publication number: 20250143155
    Abstract: The present disclosure provides a display module and a display device. The display module includes: an array substrate including a base substrate; a first cover plate on a light-emitting side of the array substrate; a second cover plate on a side of the first cover plate away from the array substrate; and a first light-shielding layer on a side of the first cover plate close to the array substrate. An orthographic projection of the first light-shielding layer on the base substrate falls within an orthographic projection of the first cover plate on the base substrate, and the first light-shielding layer is arranged around an edge of the first cover plate.
    Type: Application
    Filed: October 13, 2022
    Publication date: May 1, 2025
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Xiao BAI, Yuanlan TIAN
  • Publication number: 20250126990
    Abstract: Disclosed are a display substrate and preparation method thereof, and a display device. The display substrate includes a display area (100) and a bonding area (200). On a plane perpendicular to the display substrate, the bonding area (200) includes a base substrate (10), a bonding structure layer (70) disposed on the base substrate (10), and a bonding pad (80) disposed on the bonding structure layer (70). The bonding pad (80) is configured to be bonded to connect to a circuit board; and at least includes a first bonding pad layer (210) and a second bonding pad layer (220), the first bonding pad layer (210) is disposed on a side of the second bonding pad layer (220) away from the base substrate (10), at least one first concave-convex structure (310) is disposed on a surface of a side of the first bonding pad layer (210) away from the base substrate (10).
    Type: Application
    Filed: August 19, 2022
    Publication date: April 17, 2025
    Inventors: Chao PU, Shengji YANG, Xiaochuan CHEN, Kuanta HUANG, Pengcheng LU, Junbo WEI, Mingrui ZHANG, Zhao MA, Liuzeming QU
  • Patent number: 12268079
    Abstract: A display substrate includes: a wafer base (1) provided with a transistor; a metal reflective structure (2) on the wafer base, the metal reflective structure being electrically connected to the transistor, and being provided with a protrusion (21) protruding away from the wafer base; a first insulation layer (3) on a side of the metal reflective structure away from the wafer base, a surface of a portion of the first insulation layer corresponding to the metal reflective structure and facing away from the metal reflective structure being flush with a top face of the protrusion; and a transparent anode (4) on a side of the first insulation layer facing away from the metal reflective structure, the transparent anode being in contact connection with the top face of the protrusion.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: April 1, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Li Liu, Junbo Wei, Pengcheng Lu, Shengji Yang, Kuanta Huang, Rongrong Shi, Yuanlan Tian, Dacheng Zhang
  • Publication number: 20250089462
    Abstract: A display substrate including a pixel definition layer on a base substrate, the pixel definition layer having a pixel opening, the pixel opening exposing at least a portion of a surface of the first electrode, and at least a portion of the second electrode covering the pixel opening; the pixel definition layer includes a first side surface close to the first electrode, the first side surface includes n stages of first steps sequentially arranged along a light emitting direction of the light emitting functional layer, the first step includes a first step side surface, a slope angle of a first step side surface of a first step of an i-th stage is greater than that of a first step of a j-th stage, and the first step of the i-th stage is located on a side of the first step of the j-th stage close to the base substrate.
    Type: Application
    Filed: December 16, 2022
    Publication date: March 13, 2025
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
  • Publication number: 20250081803
    Abstract: Embodiments of the present disclosure relate to a display panel and a display device. The display panel includes a backplate including a plurality of pixel areas and a plurality of recesses configured to separate the plurality of pixel areas from each other, and a plurality of first electrodes on the backplate, wherein orthographic projections of the plurality of first electrodes on the backplate partially overlaps with the plurality of pixel areas, respectively, and wherein at least one of the plurality of first electrodes extends to a bottom surface of the recesses neighboring to the first electrodes.
    Type: Application
    Filed: September 30, 2022
    Publication date: March 6, 2025
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
  • Patent number: 12219851
    Abstract: The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: February 4, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li Liu, Pengcheng Lu, Rongrong Shi, Yuanlan Tian, Junbo Wei, Dacheng Zhang
  • Publication number: 20250022421
    Abstract: A display substrate, a pixel circuit, a driving method and a display device are provided. The display substrate includes a substrate and a plurality of repeating units arranged in an array on one side of the substrate, each repeating unit includes at least two light emitting elements and at least two pixel circuits, each pixel circuit includes a first transistor, a second transistor and a third transistor, and the third transistor is configured to drive the light emitting element to emit light; each repeating unit further includes a first region, a second region and a third region arranged continuously in the first direction, the first region includes at least two of the first transistors, the third region including at least two of the third transistors, and the type of the first transistor and the type of the third transistor are different.
    Type: Application
    Filed: September 29, 2024
    Publication date: January 16, 2025
    Inventors: Junbo WEI, Dachao LI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Zhijian ZHU, Yuanlan TIAN
  • Publication number: 20240397805
    Abstract: A display panel, a displaying device and a wearable device. The display panel includes a displaying region and a peripheral region surrounding the displaying region, a region of the peripheral region other than the bonding sub-region includes a first testing-unit group and a second testing-unit group, and each of the first testing-unit group and the second testing-unit group includes one or more circuit testing units; the displaying region includes a first lateral side and a second lateral side that extend in a first direction and face each other, the first direction refers to a direction from the bonding sub-region pointing to the displaying region; and a maximum distance from the first testing-unit group to the first lateral side in a direction perpendicular to the first direction is equal to a maximum distance from the second testing-unit group to the second lateral side in the direction perpendicular to the first direction.
    Type: Application
    Filed: July 27, 2022
    Publication date: November 28, 2024
    Applicants: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chao Pu, Shengji Yang, Xiaochuan Chen, Kuanta Huang, Pengcheng Lu, Junyan Yang, Dachao Li, Rongrong Shi, Junbo Wei, Xiao Bai, Bo Yang, Bin Wu, Shengdi Zhu, Yanqiang Ding, Zhicheng Guo, Yun Zhu
  • Patent number: 12142211
    Abstract: A display substrate, a pixel circuit, a driving method and a display device are provided. The display substrate includes a substrate and a plurality of repeating units arranged in an array on one side of the substrate, each repeating unit includes at least two light emitting elements and at least two pixel circuits, each pixel circuit includes a first transistor, a second transistor and a third transistor, and the third transistor is configured to drive the light emitting element to emit light; each repeating unit further includes a first region, a second region and a third region arranged continuously in the first direction, the first region includes at least two of the first transistors, the third region including at least two of the third transistors, and the type of the first transistor and the type of the third transistor are different.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: November 12, 2024
    Assignees: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Junbo Wei, Dachao Li, Shengji Yang, Pengcheng Lu, Kuanta Huang, Zhijian Zhu, Yuanlan Tian
  • Publication number: 20240365603
    Abstract: A display substrate and a display device, the display substrate including a pixel definition layer on a base substrate, the pixel definition layer having a pixel opening, the pixel opening exposing at least a portion of a surface of the first electrode, and at least a portion of the second electrode covering the pixel opening; the pixel definition layer includes a second side surface on a side away from the first electrode, the second side surface including a third step, the third step including a third step side surface, and the third step side surface including a first arc surface.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
  • Publication number: 20240315087
    Abstract: A display substrate including a pixel definition layer on a base substrate, the pixel definition layer having a pixel opening, the pixel opening exposing at least a portion of a surface of a first electrode, and at least a portion of a second electrode covering the pixel opening; the pixel definition layer includes a second side surface away from the first electrode, the second side surface at least includes a protrusion structure, the protrusion structure at least includes a protrusion structure top surface; the protrusion structure top surface is an arc surface, and along a light emitting direction of the light emitting functional layer, a surface of the arc surface away from the base substrate is between a surface of the first electrode away from the base substrate and a surface of the first electrode close to the base substrate.
    Type: Application
    Filed: May 27, 2024
    Publication date: September 19, 2024
    Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN