Patents by Inventor Yunsheng XIAO

Yunsheng XIAO 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: 20240135879
    Abstract: A display substrate and a display apparatus are provided, and the display substrate includes a pixel circuit with a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light based on a driving voltage in a luminescence stage; a storage module configured to maintain and provide the driving voltage to the driving module in the luminescence stage; a first transistor, having a first electrode coupled to a position from which the driving module acquires the driving voltage; a second transistor, having a first electrode coupled to the first electrode of the first transistor, and a second electrode being not directly coupled to a signal source; and a voltage stabilizing capacitor, having a first electrode coupled to the second electrode of the second transistor, and a second electrode coupled to a constant voltage signal source.
    Type: Application
    Filed: January 3, 2024
    Publication date: April 25, 2024
    Inventors: Jingwen ZHANG, Yunsheng XIAO, Miao WANG, Yuqian PANG
  • Patent number: 11968870
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a display region; the display region includes a first display region and a second display region arranged in a second direction; each scanning signal line in the first display region is electrically connected with less pixels than each scanning signal line in the second display region; the first display region is divided into a first sub-display region and a second sub-display region arranged in the second direction; and the first sub-display region is located at the side far away from the second display region.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: April 23, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yonglin Guo, Kai Zhang, Yunsheng Xiao, Tingliang Liu
  • Patent number: 11967278
    Abstract: The present disclosure provides a shift register including a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a first capacitor and an impedance transistor; the second transistor has a first electrode coupled to a second node; the third transistor has a first electrode coupled to a first power terminal and a second electrode coupled to the second node; the fifth transistor has a control electrode coupled to a third node; the impedance transistor has a control electrode coupled to the first power terminal, a first electrode coupled to the second node, and a second electrode coupled to the third node.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: April 23, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng Xiao, Haigang Qing
  • Publication number: 20240130179
    Abstract: A display substrate includes: a base substrate, a plurality of sub-pixels arranged on the base substrate, a plurality of gate lines, and a plurality of first compensation gate patterns; the sub-pixel includes a sub-pixel driving circuit, and the sub-pixel driving circuit includes a compensation transistor; the compensation transistor includes a second compensation gate pattern, the first compensation gate pattern is located between a corresponding second compensation gate pattern and the base substrate, the first compensation gate pattern is coupled to a DC signal output terminal, and the second compensation gate pattern is coupled to a corresponding gate line; the compensation transistor includes a compensation active layer, the compensation active layer is located between the first compensation gate pattern and the second compensation gate pattern, and the compensation active layer includes a compensation channel portion.
    Type: Application
    Filed: January 29, 2022
    Publication date: April 18, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiaomei Zhang, Haigang Qing, Yunsheng Xiao, Ziyang Yu, Zhongliu Yang
  • Patent number: 11948513
    Abstract: A shift register includes: an input circuit configured to transmit an input signal received at an input signal terminal to a first node under control of a first clock signal transmitted by a first clock signal terminal; an output circuit configured to transmit a second clock signal received at a second clock signal terminal to an output signal terminal under control of a voltage of the first node; a first control circuit configured to, according to one of the second clock signal and a first voltage signal transmitted by a first voltage signal terminal, control a voltage of a second node under control of the voltage of the first node and the second clock signal; and a holding circuit configured to transmit the first voltage signal to the output signal terminal under control of the voltage of the second node.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: April 2, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haigang Qing, Yunsheng Xiao, Quanyong Gu
  • Publication number: 20240087536
    Abstract: A display substrate, and a display apparatus corresponding thereto and a manufacturing method therefor. The display substrate comprises: a display region and a non-display region, wherein the non-display region is provided with a gate driving circuit, which comprises a plurality of cascaded shift register units. Each shift register unit comprises: an input circuit (10), a first control circuit (11), a second control circuit (12) and an output circuit (15), wherein the first control circuit (11) is located between the input circuit (10) and the output circuit (15) in a first direction, and the first control circuit (11) is arranged in the first direction; and the second control circuit (12) is adjacent to the first control circuit (11) in a second direction; the first direction intersects with the second direction.
    Type: Application
    Filed: December 22, 2021
    Publication date: March 14, 2024
    Inventors: Haigang QING, Yunsheng XIAO, Quanyong GU
  • Patent number: 11929030
    Abstract: A display panel, a driving method, and a display device. The display panel includes: a base substrate, subpixels, driving lines, data lines, a gate driving circuit including clock signal lines and shift register units arranged in extension direction of clock signal lines. The clock signal lines is divided into clock signal line groups; the shift register units is divided into register unit groups; the shift register units in same register unit group are cascaded, adjacent two of shift register units in the extension direction are in different register unit groups; one register unit group corresponds to one clock signal line group; the gate of an input transistor is connected to a clock signal line in a corresponding clock signal line group, the second pole of input transistor is connected to the gate of an output transistor; the second pole of output transistor is connected to at least one driving line.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: March 12, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yuqian Pang, Yunsheng Xiao, Haigang Qing, Miao Wang, Tiaomei Zhang, Mengqi Wang
  • Patent number: 11921960
    Abstract: A touch electrode structure and a manufacture method thereof, a touch panel, and an electronic device are provided. The touch electrode structure includes a first touch electrode and a second touch electrode, the first touch electrode and the second touch electrode intersect with each other to form a mutual capacitance for touch detection; the first touch electrode is longer than the second touch electrode; the first touch electrode includes a first hollow region, the second touch electrode includes a second hollow region, and a hollow area of the first touch electrode is greater than a hollow area of the second touch electrode; and the touch electrode structure further includes at least one first dummy electrode, the at least one first dummy electrode is within the first hollow region and is arranged in a same layer as at least part of the first touch electrode, and the at least one first dummy electrode and the at least part of the first touch electrode are insulated from each other.
    Type: Grant
    Filed: March 23, 2023
    Date of Patent: March 5, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoqing Shu, Jiping Zhao, Yunsheng Xiao, Xiangdan Dong, Fan He, Zhengwei Luo
  • Publication number: 20240071301
    Abstract: Provided is a pixel circuit. In the pixel circuit, a data write circuit may transmit a data signal to a first node; a compensation circuit may adjust a potential of a second node and a potential of a third node based on a gate drive signal; a first reset circuit may transmit a first initial power supply signal to the third node; a drive circuit may transmit a drive signal to the second node based on the potential of the third node and a potential of the first node; and a second reset circuit may transmit a second initial power supply signal to a first electrode of a light-emitting element.
    Type: Application
    Filed: May 21, 2021
    Publication date: February 29, 2024
    Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang
  • Patent number: 11900874
    Abstract: The pixel circuit of the present disclosure includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light based on a driving voltage in a luminescence stage; a storage module configured to maintain and provide the driving voltage to the driving module in the luminescence stage; a first transistor, having a first electrode coupled to a position from which the driving module acquires the driving voltage; a second transistor, having a first electrode coupled to the first electrode of the first transistor, and a second electrode being not directly coupled to a signal source; and a voltage stabilizing capacitor, having a first electrode coupled to the second electrode of the second transistor, and a second electrode coupled to a constant voltage signal source.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: February 13, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Yuqian Pang
  • Patent number: 11882723
    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 21, 2022
    Date of Patent: January 23, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunsheng Xiao, Haigang Qing, Xiangdan Dong, Tingliang Liu
  • Publication number: 20230351969
    Abstract: The pixel circuit includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain the driving voltage and to provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.
    Type: Application
    Filed: June 30, 2023
    Publication date: November 2, 2023
    Inventors: Jingwen ZHANG, Yunsheng XIAO, Miao WANG, Dan CAO
  • Publication number: 20230354642
    Abstract: A display panel and a display device, relate to the technical field of display technology. The present disclosure disposes a plurality of subpixel on a substrate, each subpixel comprises a compensating transistor, a drive transistor, a storage capacitance and a first initialization signal line, a first active pattern of the compensating transistor includes a first active section, a second active section and a third active section, the second active section extends along a first direction, and extension directions of the first active section and the third active section intersect with the first direction; the first initialization signal line extends along the first direction, and an overlapping area exists between an orthogonal projection of the first initialization signal line on the substrate and an orthogonal projection of the second active section on the substrate, the first initialization signal line overlaps with the first active pattern directly to form a coupling capacitance.
    Type: Application
    Filed: April 29, 2021
    Publication date: November 2, 2023
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Miao Wang, Yunsheng Xiao, Jingwen Zhang
  • Publication number: 20230316985
    Abstract: A display substrate includes a substrate and a gate driving circuit provided on the substrate; the gate driving circuit includes: a frame start signal line, a clock signal line, an inverted clock signal line, a first level signal line, a second level signal line, and a plurality of shift register units. The plurality of transistors at least include a first transistor, a second transistor, and a third transistor, active layers of the first, second and third transistors are formed by a continuous first semiconductor layer, the first semiconductor layer extends along a first direction; the first semiconductor layer includes at least three channel portions corresponding to the first transistor, the second transistor and the third transistor, and a conductive portion provided between adjacent channel portions, transistors corresponding to the adjacent channel portions are coupled to each other through a corresponding conductive portion.
    Type: Application
    Filed: June 2, 2023
    Publication date: October 5, 2023
    Inventors: Haigang QING, Yunsheng XIAO
  • Patent number: 11721267
    Abstract: A display substrate includes a substrate and a gate driving circuit provided on the substrate; the gate driving circuit includes: a frame start signal line, a clock signal line, an inverted clock signal line, a first level signal line, a second level signal line, and a plurality of shift register units. The plurality of transistors at least include a first transistor, a second transistor, and a third transistor, active layers of the first, second and third transistors are formed by a continuous first semiconductor layer, the first semiconductor layer extends along a first direction; the first semiconductor layer includes at least three channel portions corresponding to the first transistor, the second transistor and the third transistor, and a conductive portion provided between adjacent channel portions, transistors corresponding to the adjacent channel portions are coupled to each other through a corresponding conductive portion.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 8, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haigang Qing, Yunsheng Xiao
  • Patent number: 11721286
    Abstract: The pixel circuit of the present disclosure includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain and provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: August 8, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Dan Cao
  • Publication number: 20230221823
    Abstract: A touch electrode structure and a manufacture method thereof, a touch panel, and an electronic device are provided. The touch electrode structure includes a first touch electrode and a second touch electrode, the first touch electrode and the second touch electrode intersect with each other to form a mutual capacitance for touch detection; the first touch electrode is longer than the second touch electrode; the first touch electrode includes a first hollow region, the second touch electrode includes a second hollow region, and a hollow area of the first touch electrode is greater than a hollow area of the second touch electrode; and the touch electrode structure further includes at least one first dummy electrode, the at least one first dummy electrode is within the first hollow region and is arranged in a same layer as at least part of the first touch electrode, and the at least one first dummy electrode and the at least part of the first touch electrode are insulated from each other.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 13, 2023
    Inventors: Xiaoqing SHU, Jiping ZHAO, Yunsheng XIAO, Xiangdan DONG, Fan HE, Zhengwei LUO
  • Publication number: 20230169917
    Abstract: The present disclosure provides a shift register including a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a first capacitor and an impedance transistor; the second transistor has a first electrode coupled to a second node; the third transistor has a first electrode coupled to a first power terminal and a second electrode coupled to the second node; the fifth transistor has a control electrode coupled to a third node; the impedance transistor has a control electrode coupled to the first power terminal, a first electrode coupled to the second node, and a second electrode coupled to the third node.
    Type: Application
    Filed: March 9, 2021
    Publication date: June 1, 2023
    Inventors: Yunsheng XIAO, Haigang QING
  • Patent number: 11657756
    Abstract: The present disclosure discloses a display panel and a display apparatus. The display panel includes a display region and a non-display region surrounding the display region. The display region includes: a plurality of sub-pixels disposed in an array, and each sub-pixel includes a pixel circuit and a light emitting device. A control terminal of anode reset transistor is electrically connected with a control terminal of reset transistors in the next row of sub-pixels. The non-display region includes: a row of dummy sub-pixels, the dummy sub-pixels correspond to columns of sub-pixels in one to one correspondence, each dummy sub-pixel includes a dummy pixel circuit and a dummy light emitting device, and the dummy light emitting device does not emit light. and a control terminal of the dummy anode reset transistor is electrically connected with a control terminal of reset transistor in a first row of sub-pixels correspondingly.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: May 23, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Miao Wang, Yunsheng Xiao, Yuqian Pang
  • Patent number: 11656727
    Abstract: A touch electrode structure and a manufacture method thereof, a touch panel, and an electronic device are provided. The touch electrode structure includes a first touch electrode and a second touch electrode intersecting with each other to form a mutual capacitance for touch detection; the first touch electrode is longer than the second touch electrode; the first touch electrode includes a first hollow region, the second touch electrode includes a second hollow region, and a hollow area of the first touch electrode is greater than that of the second touch electrode; and the touch electrode structure further includes at least one first dummy electrode, which is within the first hollow region and is arranged in a same layer as at least part of the first touch electrode, and they are insulated from each other.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: May 23, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoqing Shu, Jiping Zhao, Yunsheng Xiao, Xiangdan Dong, Fan He, Zhengwei Luo