Patents by Inventor Yingsong XU

Yingsong XU 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: 12336384
    Abstract: A display panel has a first region including a first display region and a second display region, the first display region includes a first sub-region and a second sub-region. The display panel includes: a substrate; light-emitting devices including first light-emitting devices located in the first display region and second light-emitting devices located in the second display region; pixel circuits including first pixel circuits coupled to the first light-emitting devices and second pixel circuits coupled to the second light-emitting devices; and signal lines. The first pixel circuits are located outside the first display region, and the second pixel circuits are located in the second display region. Each of at least one signal line of the signal lines is coupled to at least one first pixel circuit, and an orthogonal projection of the at least one signal line on the substrate overlaps the second sub-region, and does not overlap the first sub-region.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: June 17, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenhua Zhang, Yangpeng Wang, Yingsong Xu, Kuo Sun
  • Patent number: 12243486
    Abstract: A pixel circuit, a driving method thereof, a display panel and a display apparatus are provided. The pixel circuit includes a light-emitting element, a first voltage terminal, a data signal line, a light emission control sub-circuit, and a photoelectric sensing sub-circuit. The light emission control sub-circuit is connected with the first voltage terminal, the data signal line and the light-emitting element. The photoelectric sensing sub-circuit is connected with the first voltage terminal and the data signal line.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: March 4, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Changlong Yuan, Yingsong Xu, Xiaoxiao Wang
  • Patent number: 12183744
    Abstract: A display substrate, a display device, a method of forming a display substrate, and a method of forming a display device are provided. The display substrate includes: a first insulation structure, including a display area and a frame area, where the frame area is arranged around the display area, and at least one first groove is arranged in the first insulation structure of the display area; a first wiring layer arranged on the first insulating structure and covering a side surface and a bottom surface of the first groove; a second insulation structure arranged on the first wiring layer, where at least one first through-hole is formed in the second insulation structure of the frame area; a first conductive structure covering a part of an upper surface of the second insulating structure and at least a sidewall and a bottom surface of the first via-hole.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: December 31, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jingyi Feng, Yingsong Xu, Changlong Yuan, Zhenhua Zhang, Xilei Cao, Qian Ma
  • Publication number: 20240257734
    Abstract: The present application relates to the technical field of displays. Provided are a display panel and a display apparatus. The display panel comprises a first pixel driving circuit, wherein the first pixel driving circuit comprises a low-temperature polysilicon transistor and an oxide transistor. The display panel further comprises: a base substrate, a first conductive layer and a third conductive layer, wherein the first conductive layer comprises a first gate line, and part of the structure of the first gate line is used for forming a gate electrode of the low-temperature polysilicon transistor; the third conductive layer comprises a second gate line, and part of the structure of the second gate line is used for forming a gate electrode of the oxide transistor; and the orthographic projection of the first gate line on the base substrate extends in a first direction.
    Type: Application
    Filed: November 16, 2021
    Publication date: August 1, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhenhua ZHANG, Yingsong XU, Jingyi FENG, Changlong YUAN, Xilei CAO, Yao HU, Guoqiang TANG
  • Publication number: 20240233592
    Abstract: The present disclosure provides a light-emission control signal generation circuitry, a light-emission control signal generation method and a display device. The light-emission control signal generation circuitry includes a first control node control circuitry, a second control node control circuitry, a first node control circuitry, a second node control circuitry and an output circuitry. The first control node control circuitry is configured to control a potential at a first control node to be a first voltage at a first stage; the second control node control circuitry is configured to control a second control node to be electrically decoupled from the first control node at the first stage; and the output circuitry is configured to generate a light-emission control signal under the control of a potential at a first node and a potential at a second node.
    Type: Application
    Filed: June 9, 2021
    Publication date: July 11, 2024
    Inventors: Xilei CAO, Yingsong XU, Jingyi FENG
  • Patent number: 11990073
    Abstract: The present disclosure provides a light-emission control signal generation circuitry, a light-emission control signal generation method and a display device. The light-emission control signal generation circuitry includes a first control node control circuitry, a second control node control circuitry, a first node control circuitry, a second node control circuitry and an output circuitry. The first control node control circuitry is configured to control a potential at a first control node to be a first voltage at a first stage; the second control node control circuitry is configured to control a second control node to be electrically decoupled from the first control node at the first stage; and the output circuitry is configured to generate a light-emission control signal under the control of a potential at a first node and a potential at a second node.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: May 21, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xilei Cao, Yingsong Xu, Jingyi Feng
  • Publication number: 20240161673
    Abstract: The present disclosure provides a shift register unit, a driving method, a driving circuit and a display device. The shift register unit includes a first node potential adjustment circuit, a first tank circuit, a second node control circuit, a second tank circuit, a third node control circuit, a first node control circuit, and an output circuit; the first node potential adjustment circuit changes the potential of the first node according to the adjustment clock signal under the control of the potential of the first node; the first tank circuit is used to maintain the potential of the first node; the third node control circuit controls the potential of the third isolation node and the potential of the fourth node; the second node control circuit controls the potential of the second isolation node.
    Type: Application
    Filed: January 25, 2024
    Publication date: May 16, 2024
    Inventors: Yingsong XU, Zhenhua ZHANG, Qian MA, Xilei CAO, Changlong YUAN, Jingyi FENG, Weiyun HUANG, Benlian WANG
  • Publication number: 20240135848
    Abstract: The present disclosure provides a light-emission control signal generation circuitry, a light-emission control signal generation method and a display device. The light-emission control signal generation circuitry includes a first control node control circuitry, a second control node control circuitry, a first node control circuitry, a second node control circuitry and an output circuitry. The first control node control circuitry is configured to control a potential at a first control node to be a first voltage at a first stage; the second control node control circuitry is configured to control a second control node to be electrically decoupled from the first control node at the first stage; and the output circuitry is configured to generate a light-emission control signal under the control of a potential at a first node and a potential at a second node.
    Type: Application
    Filed: June 8, 2021
    Publication date: April 25, 2024
    Inventors: Xilei CAO, Yingsong XU, Jingyi FENG
  • Patent number: 11958280
    Abstract: A stretchable electronic device is provided. The stretchable electronic device includes a stretchable elastomer polymer base substrate; a plurality of electronic devices; and a plurality of recesses partially extending into the stretchable elastomer polymer base substrate. The stretchable elastomer polymer base substrate includes a plurality of stiffened portions respectively in a plurality of stiffened regions spaced apart by one or more elastomeric portions in one or more elastomeric regions. A respective electronic device of the plurality of electronic devices is at least partially in a respective recess of the plurality of recesses, and is in a respective stiffened region of the plurality of stiffened regions. The respective electronic device in the respective recess is stacked on a respective stiffened portion of the plurality of stiffened portions.
    Type: Grant
    Filed: October 29, 2022
    Date of Patent: April 16, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Yingsong Xu
  • Patent number: 11922845
    Abstract: The present disclosure provides a shift register unit, a driving method, a driving circuit and a display device. The shift register unit includes a first node potential adjustment circuit, a first tank circuit, a second node control circuit, a second tank circuit, a third node control circuit, a first node control circuit, and an output circuit; the first node potential adjustment circuit changes the potential of the first node according to the adjustment clock signal under the control of the potential of the first node; the first tank circuit is used to maintain the potential of the first node; the third node control circuit controls the potential of the third isolation node and the potential of the fourth node; the second node control circuit controls the potential of the second isolation node.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: March 5, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yingsong Xu, Zhenhua Zhang, Qian Ma, Xilei Cao, Changlong Yuan, Jingyi Feng, Weiyun Huang, Benlian Wang
  • Publication number: 20240040878
    Abstract: A display panel and a display device are provided. The display panel includes a plurality of sub-pixels, each of the plurality of sub-pixels includes a light-emitting region, the plurality of sub-pixels include a plurality of first color sub-pixels, the first color sub-pixel includes a first light-emitting layer to emit a first color light. The plurality of first color sub-pixels include a plurality of first sub-pixel pairs, each of the plurality of first sub-pixel pairs includes two first color sub-pixels arranged along a first direction, first light-emitting layers of the two first color sub-pixels in each first sub-pixel pair are integrated, light-emitting regions of the two first color sub-pixels in at least one first sub-pixel pair are distributed asymmetrically with respect to any straight line extending along a second direction, and the second direction is perpendicular to the first direction.
    Type: Application
    Filed: August 24, 2022
    Publication date: February 1, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yao HU, Yingsong XU, Xilei CAO, Hongli WANG
  • Patent number: 11889715
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a pixel drive layer, a light-emitting device, an encapsulation layer, a first insulation layer, and a covering layer. The base substrate includes a display region and a peripheral region, the peripheral region includes a first peripheral region and a second peripheral region. The first insulation layer is in the second peripheral region, and includes a first notch, a side edge of the first notch away from the display region overlaps with the edge of the base substrate. The covering layer is at least partially filled in the first notch, and an orthographic projection of the covering layer on the base substrate at least partially overlaps with an orthographic projection of the first notch on the base substrate.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: January 30, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Benlian Wang, Yingsong Xu, Weiyun Huang, Wen Tan
  • Patent number: 11881164
    Abstract: A pixel circuit and a driving method thereof, and a display panel are provided. The pixel circuit included a data writing circuit, a driving circuit, and a compensation circuit. The data writing circuit is configured to write a data signal to the control terminal of the driving circuit in response to a scan signal; and the compensation circuit is connected with the control terminal of the driving circuit, the first terminal of the driving circuit, the second terminal of the driving circuit and a first voltage terminal, and is configured to store a data signal written by the data writing circuit, to compensate the driving circuit, and to adjust, by coupling, a voltage of the second terminal of the driving circuit.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: January 23, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yingsong Xu
  • Patent number: 11880522
    Abstract: The present disclosure provides a touch display panel, including a display region and a non-display region surrounding the display region. The non-display region includes a bonding region arranged at one side of the display region along a first direction. The touch display panel further includes a display signal line and a touch signal line. The bonding region includes a first pad and a second pad, the display signal line is coupled to a flexible printed circuit via the first pad, the touch signal line is coupled to the flexible printed circuit via the second pad, and the second pad is arranged at one side of the first pad along a second direction.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: January 23, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhenhua Zhang, Fan He, Yingsong Xu, Jingyi Feng, Qian Ma
  • Patent number: 11862108
    Abstract: A shift register unit, a scanning drive circuit, a display substrate and a display device. The shift register unit includes an output end, a node control end, a first output node control circuit, a second node control circuit, a second output node control circuit and an output circuit, the second node control circuit is electrically connected to a first clock signal line, the node control end, the first output node and the second node; the first output node control circuit is electrically connected to the second node and the first output node and is configured to control a potential of the first output node; the second output node control circuit is electrically connected to the second node and the second output node; the output circuit is electrically connected to a first output node, a second output node, a first voltage line, a second voltage line and an output end.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: January 2, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Long, Benlian Wang, Yuanjie Xu, Yingsong Xu, Lili Du, Tingliang Liu, Yao Huang
  • Publication number: 20230410735
    Abstract: The present invention provides a shift register unit, a driving method, a driving circuit and a driving device. The shift register unit includes a first input circuit, a second input circuit, a control circuit and an output circuit; the first input circuit provides an input signal to a first node and provides a second voltage signal to a third node under control of a second clock signal; the second input circuit outputs a first voltage signal to the third node and controls a potential at a fourth node under control of a potential at the first node and an input control signal; the control circuit provides a first voltage signal to the first node under control of a potential at a fourth node. The present invention provides waveforms for operation of specific pixels.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 21, 2023
    Inventor: Yingsong XU
  • Patent number: 11844250
    Abstract: Embodiments of the present disclosure disclose a display panel and a display device. The display panel includes: a base substrate, a low temperature poly-silicon semiconductor layer, an oxide semiconductor layer and a source-drain metal layer, wherein the source-drain metal layer corresponding to a bending region is provided with a plurality of mutually insulated traces extending in a first direction and arranged in a second direction; an inorganic layer between the base substrate and the source-drain metal layer, wherein the inorganic layer is provided with a groove in the bending region, and the traces are disposed above the groove; and a flexible insulating material between the inorganic layer in the bending region and the traces, wherein the flexible insulating material fills the groove.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: December 12, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yao Huang, Benlian Wang, Yue Long, Weiyun Huang, Yingsong Xu
  • Publication number: 20230354655
    Abstract: A display substrate, a manufacturing method thereof and a display device. The display substrate includes a display region and a bonding area located at a side of the display region, the bonding area at least includes a lead area; the display region includes multiple data lines and multiple data fanout lines, and the lead area includes multiple lead wires; at least one lead wire is connected with the data line through the data fanout line. In a plane perpendicular to the display substrate, the display substrate includes a first conductive layer, a second conductive layer, a third conductive layer and a fourth conductive layer, and insulating layers are arranged between the first conductive layer and the second conductive layer, the second conductive layer and the third conductive layer, the third conductive layer and the fourth conductive layer. The data lines and data fanout lines are arranged in different conductive layers.
    Type: Application
    Filed: April 30, 2021
    Publication date: November 2, 2023
    Inventors: Zhenhua ZHANG, Yingsong XU, Benlian WANG, Yuxin ZHANG
  • Patent number: 11776470
    Abstract: The present invention provides a shift register unit, a driving method, a driving circuit and a driving device. The shift register unit includes a first input circuit, a second input circuit, a control circuit and an output circuit; the first input circuit provides an input signal to a first node and provides a second voltage signal to a third node under control of a second clock signal; the second input circuit outputs a first voltage signal to the third node and controls a potential at a fourth node under control of a potential at the first node and an input control signal; the control circuit provides a first voltage signal to the first node under control of a potential at a fourth node. The present invention provides waveforms for operation of specific pixels.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: October 3, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yingsong Xu
  • Publication number: 20230237966
    Abstract: A shift register unit, a scanning drive circuit, a display substrate and a display device. The shift register unit includes an output end, a node control end, a first output node control circuit, a second node control circuit, a second output node control circuit and an output circuit, the second node control circuit is electrically connected to a first clock signal line, the node control end, the first output node and the second node; the first output node control circuit is electrically connected to the second node and the first output node and is configured to control a potential of the first output node; the second output node control circuit is electrically connected to the second node and the second output node; the output circuit is electrically connected to a first output node, a second output node, a first voltage line, a second voltage line and an output end.
    Type: Application
    Filed: March 30, 2023
    Publication date: July 27, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue LONG, Benlian WANG, Yuanjie XU, Yingsong XU, Lili DU, Tingliang LIU, Yao HUANG