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: 11656721
    Abstract: A pixel circuit, an array substrate, a display panel and a method of driving the same, and a display device. The pixel circuit includes: a light emitting device; a light sensitive touch control sub-circuit, connected to a first scan terminal, a second scan terminal, a data signal terminal and a signal reading line, the light sensitive touch control sub-circuit being configured to generate a detection signal based on a light intensity under a control of a first scan signal from the first scan terminal and a data signal from the data signal terminal and to output the detection signal through the signal reading line; and a light emitting driving control sub-circuit, connected to the first scan terminal, the second scan terminal and the data signal terminal, the light emitting driving control sub-circuit being configured to drive the light emitting device.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: May 23, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Hui Wang, Pengcheng Lu
  • Patent number: 11647661
    Abstract: A display substrate and a manufacturing method thereof, and a display device. The display substrate includes: a base substrate including a display region and a peripheral region surrounding the display region; a first light emitting element in the display region of the base substrate; and a color film structure on a display side of the first light emitting element. The color film structure includes: a first color film, including only a first pixel color film located in the display region; and a second color film, including a second pixel color film located in the display region and at least partially non-overlapping with the first pixel color film, and a first frame color film located in the peripheral region and surrounding the display region.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: May 9, 2023
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Yunlong Li, Pengcheng Lu, Kui Zhang, Li Liu, Shengji Yang, Kuanta Huang, Xiaochuan Chen, Dacheng Zhang
  • Patent number: 11600681
    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 base substrate includes a semiconductor body that can be doped, and a first conductive layer and a second conductive layer that are on the semiconductor body; the first transistor includes a first doped region in contact with the first electrode of the first transistor, and a second doped region in contact with a second electrode of the first transistor, and the first doped region of the first transistor and the second doped region of the first transistor are spaced apart from each other, have a same doping type, and are both in the semiconductor body.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: March 7, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dachao Li, Shengji Yang, Chen Xu
  • Patent number: 11600224
    Abstract: The present disclosure relates to the field of display technology, and proposes a gate driving circuit and a driving method thereof, and a display panel. The gate driving circuit includes a plurality of cascaded shift register units and switch unit groups. Each of the shift register units and at least one row of pixel units are correspondingly arranged; and switch unit group are arranged between at least a part of adjacent two shift register units. The switch unit group includes a first switch unit and a second switch unit.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: March 7, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiao Bai, Shengji Yang, Pengcheng Lu
  • Patent number: 11600234
    Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: March 7, 2023
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weilin Lai, Yucheng Chan, Jianbang Huang, Dachao Li, Shengji Yang, Pengcheng Lu, Kuanta Huang, Xiaochuan Chen, Xue Dong, Hui Wang, Yanming Wang, Chen Xu, Dacheng Zhang, Yongfa Dong, Qing Wang, Hui Tong, Yunlong Li
  • Patent number: 11600748
    Abstract: Provided is a display substrate including: a base substrate, a plurality of micro light-emitting diodes and a plurality of touch electrodes; wherein the micro light-emitting diode comprises: a first electrode, a light-emitting layer, and a second electrode that are sequentially arranged in a direction distal from the base substrate; and the touch electrode is disposed on a side of the micro LED distal from the base substrate. A manufacturing method of manufacturing a display substrate, a display panel, and a display device are also provided.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: March 7, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Xiaochuan Chen, Hui Wang, Pengcheng Lu
  • Patent number: 11587988
    Abstract: A preparation method of a color film layer, a display substrate and a preparation method thereof. The display substrate includes a bearing layer and repeating units, each repeating unit including a green film layer, a red film layer and a blue film layer, which are provided on the bearing layer and directly contacting a first surface of the bearing layer. On a plane parallel to the first surface of the bearing layer, in each repeating unit, the red film layer is provided on a first side of the green film layer, the blue film layer is provided on a second side of the green film layer opposite to the first side; one of the red film layer and the blue color film layer covers part of the green film layer; one part of the green film layer does not overlap with the red film layer and the blue film layer.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: February 21, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongfa Dong, Kuanta Huang, Shengji Yang, Pengcheng Lu, Qing Wang, Hui Tong, Yu Wang, Xiaobin Shen, Xiong Yuan, Dongsheng Li, Rongyuan Zou
  • Patent number: 11588138
    Abstract: A display device, an electronic device and a manufacturing method of a display device are disclosed. The display device includes a silicon-based organic light-emitting display panel, a heat dissipation film layer, and a flexible circuit board. The silicon-based organic light-emitting display panel includes a silicon substrate, a first electrode of a display component, an organic light-emitting layer, and a second electrode of the display component, which are stacked sequentially; the heat dissipation film layer is at a non-display side of the silicon-based organic light-emitting display panel; the flexible circuit board is at least partially at a side of the heat dissipation film layer away from the silicon-based organic light-emitting display panel; and the flexible circuit board is configured to transmit electrical signals to a gate drive circuit, a data drive circuit, and the second electrode of the display component.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: February 21, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junbo Wei, Shengji Yang, Kuanta Huang, Pengcheng Lu
  • Patent number: 11580782
    Abstract: Embodiments of the present invention provide a display panel, including a display region, wherein the display region includes an iris recognition region; the display panel further includes a light conversion layer disposed in the iris recognition region, the light conversion layer is configured to convert visible light incident on the light conversion layer into infrared light, and the infrared light is emitted from a display side of the display panel.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 14, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Qing Wang, Shengji Yang, Xiaochuan Chen, Kuanta Huang
  • Patent number: 11563192
    Abstract: A display device and a method for manufacturing a display device are provided. The display device includes an array substrate and a cover plate. The array substrate is a silicon-based organic light-emitting diode array substrate. An orthographic projection of the array substrate in a plane parallel to the array substrate covers an orthographic projection of the cover plate in the plane, the orthographic projection of the array substrate includes a plurality of edges, the orthographic projection of the cover plate includes a plurality of edges, the plurality of edges of the array substrate are in one-to-one correspondence to the plurality of edges of the cover plate. At least two edges of the orthographic projection of the array substrate do not overlap with corresponding edges of the orthographic projection of the cover plate and are located outside the orthographic projection of the cover plate.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: January 24, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junbo Wei, Shengji Yang, Chao Pu, Kuanta Huang, Pengcheng Lu, Xiaochuan Chen
  • Publication number: 20220416214
    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: Application
    Filed: January 5, 2021
    Publication date: December 29, 2022
    Inventors: Junbo WEI, Shengji YANG, Kuanta HUANG, Pengcheng LU, Xiaochuan CHEN
  • Patent number: 11538273
    Abstract: An integrated photo-sensing detection display substrate. The integrated photo-sensing detection display substrate includes a base substrate; a plurality of light emitting elements on the base substrate and configured to emit light, a portion of the light being totally reflected by a surface thereby forming totally reflected light; an addressable diffraction grating layer on a side of the base substrate away from the plurality of light emitting elements, and including a plurality of individually addressable diffraction regions, light diffraction respectively in the plurality of individually addressable diffraction regions being independently controllable; and a photosensor on a side of the addressable diffraction grating layer away from the base substrate and configured to detect light transmitted from one or more of the plurality of individually addressable diffraction regions, thereby detecting fingerprint information.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: December 27, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Hui Wang, Pengcheng Lu, Kuanta Huang, Zengqiang Zheng
  • Patent number: 11539017
    Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: December 27, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Hui Wang, Xiaochuan Chen, Kuanta Huang, Yanming Wang, Pengcheng Lu, Yage Song, Guangtong Liu, Jiantong Li
  • Patent number: 11537237
    Abstract: The present disclosure relates to a touch panel. The touch panel includes a plurality of pixel units, and each of the plurality of pixel units includes a pixel circuit. The pixel circuit of each of the plurality of pixel units includes a driver, a writer, a power supply, a reset module, a controller and a compensator. The power supply includes a fourth switching transistor and a second capacitor. A gate of the fourth switching transistor is input with a light emitting control signal, and a source of the fourth switching transistor is input with a power supply signal. The second capacitor includes a first electrode connected to the driver; and a second electrode input with the power supply signal.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: December 27, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Pengcheng Lu, Lei Wang, Zhi Wang, Weifeng Han, Jing Yu
  • Patent number: 11532803
    Abstract: A method of manufacturing a display panel includes providing a base substrate and forming a plurality of anodes above the base substrate; forming a photoresist layer above a side of the base substrate above which the plurality of anodes are formed, the photoresist layer including a plurality of openings and each opening corresponding to at least one anode; and forming a plurality of light emitting layers and a cathode layer sequentially above a side of the base substrate above which the plurality of anodes and the photoresist layer are formed, the cathode layer including a plurality of cathode films and each cathode film corresponding to a single opening.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: December 20, 2022
    Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Pengcheng Lu, Xiaochuan Chen, Shengji Yang, Kuanta Huang, Minghua Xuan, Lei Wang, Yanming Wang, Dongni Liu, Han Yue, Weihai Wang
  • Publication number: 20220399527
    Abstract: Provided are a silicon-based organic electroluminescent display substrate, a manufacturing method thereof, and a display panel. The display substrate includes: a silicon-based substrate and pixel units thereon. Each of the pixel units includes: a first electrode on a side of the silicon-based substrate; a light emitting layer on a side of the first electrode away from the silicon-based substrate; and a second electrode on a side of the light emitting layer away from the first electrode. The second electrode of each of the pixel units includes at least one composite structure including: a first metal film layer on a side of the light emitting layer away from the first electrode; a conductive scattering sub-structure on a side of the first metal film layer away from the light emitting layer; and a second metal film layer on a side of the conductive scattering sub-structure away from the first metal film layer.
    Type: Application
    Filed: June 22, 2021
    Publication date: December 15, 2022
    Inventors: Dongdong DUAN, Xiaochuan CHEN, Hui WANG, Shengji YANG, Pengcheng LU, Xiaobin SHEN, Yu WANG, Xiong YUAN, Hui TONG, Kuanta HUANG
  • Patent number: 11521559
    Abstract: The present disclosure relates to a display panel and a driving method thereof. The display panel includes a source driving circuit and a pixel driving circuit. The source driving circuit includes a DAC power amplifier, and a switch unit. The DAC is configured to convert a digital data signal into an analog data signal; the power amplifier is configured to receive the analog data signal and improve a driving capability of the analog data signal; the switch unit is connected to the DAC, the power amplifier, and a control signal terminal, and is configured to connect the DAC to the power amplifier in response to a signal of the control signal terminal. The pixel driving circuit includes a data signal terminal; an output terminal of the power amplifier is connected to the data signal terminal, and is configured to input the analog data signal with improved driving capability to the data signal terminal.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: December 6, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Xiao Bai, Shengji Yang, Pengcheng Lu
  • Publication number: 20220384550
    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: Application
    Filed: August 23, 2019
    Publication date: December 1, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dachao LI, Shengji YANG, Chen XU
  • Publication number: 20220384554
    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: Application
    Filed: August 27, 2019
    Publication date: December 1, 2022
    Inventors: Yunlong LI, Pengcheng LU, Kui ZHANG, Li LIU, Kuanta HUANG, Shengji YANG, Xiaochuan CHEN, Dacheng ZHANG
  • Publication number: 20220384759
    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: Application
    Filed: August 12, 2022
    Publication date: December 1, 2022
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Li LIU, Pengcheng LU, Shengji YANG, Kui ZHANG