Patents by Inventor Lili Du

Lili Du 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: 11711956
    Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes a display region and a peripheral region, the peripheral region includes a circuit region, and the display region includes a plurality of sub-pixels, a plurality of data lines extending along a first direction and a plurality of gate lines extending along a second direction crossing the first direction. The circuit region includes a plurality of driving unit groups. The circuit region includes a first sub-region and a second sub-region that are opposite to each other at two sides of the display region along the first direction, the first sub-region includes a plurality of multiplexing unit groups and the second sub-region includes a plurality of test unit groups.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: July 25, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lili Du, Hongjun Zhou, Bo Wei
  • Patent number: 11669237
    Abstract: An operation method is applied to a terminal device, and the terminal device includes a first screen that is bendable and a second screen that is disposed on a side frame of the terminal device. The method includes: displaying shortcut function icons on the second screen in a case that the first screen is bent and displays an information input box; receiving a first input operation performed on a target function icon in the shortcut function icons; and in response to the first input operation, executing a function corresponding to the target function icon.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: June 6, 2023
    Assignee: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventor: Lili Du
  • Publication number: 20230157102
    Abstract: A display substrate and a display device are provided. The display substrate includes first sub-pixel circuits, first light emitting units, second sub-pixel circuits and second light emitting units. The display substrate includes a pixel circuit column group including a first pixel circuit column, a second pixel circuit column, a third pixel circuit column and a fourth pixel circuit column which are respectively connected with a first data line, a second data line, a third data line and a fourth data line. The second data line, the third data line and the fourth data line are disconnected to form first breaks, data lines at two side of the first break are connected with the first sub-pixel circuit and the second sub-pixel circuit respectively; the second data line is connected with the third data line or the fourth data line at the first break through a data line connection portion.
    Type: Application
    Filed: October 15, 2021
    Publication date: May 18, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Wei ZHANG, Tianyi CHENG, Benlian WANG
  • Publication number: 20230157099
    Abstract: Disclosed are a display substrate, a preparation method thereof, and a display device. The display substrate includes a display region and a bonding region on one side of the display region. The bonding region at least includes a lead area. The display region includes a plurality of data lines and a plurality of data fanout lines. The lead area includes a plurality of lead wires. Orthographic projections of the plurality of data lines and the plurality of data fanout lines on a plane of the display substrate are at least partially overlapped. A first end of at least one data fanout line is connected to the lead wire, and a second end of the at least one data fanout line extends in a direction away from the lead area, to be connected to the data line.
    Type: Application
    Filed: April 30, 2021
    Publication date: May 18, 2023
    Inventors: Lili DU, Yuanjie XU, Qiwei WANG, Benlian WANG, Yudiao CHENG, Pan XU
  • Patent number: 11651739
    Abstract: A shift register unit, a scanning drive circuit, a display substrate, and a display device are provided. The shift register unit includes an output end, a node control end, a first output 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: November 24, 2021
    Date of Patent: May 16, 2023
    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: 20230146361
    Abstract: A display substrate and a display device are provided. The display substrate includes a first display region including first light emitting unit groups and first pixel circuit groups connected with the first light emitting unit groups, a second display region including second light emitting unit groups, second pixel circuit groups connected with the second light emitting unit groups and third pixel circuit groups, and a third display region including third light emitting unit groups connected with the third pixel circuit groups. Each light emitting unit group includes light emitting units of different colors. The light emitting unit includes a main body electrode, an area of the main body electrode of at least one color light emitting unit in a non-edge region of the second display region is greater than that of a main body electrode of the same color light emitting unit in the first display region.
    Type: Application
    Filed: October 15, 2021
    Publication date: May 11, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Wei ZHANG, Yu ZHANG, Chi YU, Weiyun HUANG
  • Publication number: 20230148233
    Abstract: A display substrate includes: a base substrate having a display region and a peripheral region surrounding the display region; a plurality of sub-pixels in the display region; a plurality of data lines in the display region, electrically coupled to the plurality of sub-pixels respectively, and configured to provide a data signal to the plurality of sub-pixels respectively; a plurality of pads in the peripheral region, wherein at least a portion of the plurality of pads are configured to provide a data signal to the plurality of data lines respectively; at least one test data signal line in the peripheral region; at least one test control signal line in the peripheral region; and a plurality of test units in the peripheral region and on a side of the plurality of pads away from the display region.
    Type: Application
    Filed: August 7, 2020
    Publication date: May 11, 2023
    Inventors: Feng WEI, Lili DU, Hongjun ZHOU, Jianchang CAI
  • Publication number: 20230144984
    Abstract: A display substrate and a display device are provided. The display substrate includes a first display region and a second display region, the first display region includes first light emitting unit groups and first pixel circuit groups connected with the first light emitting unit groups; the second display region includes second light emitting unit groups and second pixel circuit groups connected with the second light emitting unit groups; a density of the second light emitting unit groups is smaller than that of the first light emitting unit groups. The second pixel circuit groups include first pixel circuit units each including a first pixel circuit and a second pixel circuit, and at least two pixel circuits in the first pixel circuit unit are configured to be electrically connected with a same light emitting unit.
    Type: Application
    Filed: October 15, 2021
    Publication date: May 11, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Weiyun HUANG, Yao HUANG, Yuanyou QIU
  • Publication number: 20230136237
    Abstract: A display substrate and display apparatus are provided. The display substrate includes: a base substrate, including a display area and a bezel area; a plurality of pixel units located in the display area and arranged in an array along a row direction and a column direction on the base substrate; a plurality of scanning signal lines; a gate driver circuit located in the bezel area; a plurality of load compensation units located in the bezel area, the plurality of load compensation units are located between the gate driver circuit and the plurality of pixel units; and a plurality of scanning signal lead wires located in the bezel area and configured to transmit a scanning signal output by the gate driver circuit to the scanning signal lines, where at least one of the scanning signal lead wires crosses at least one of the load compensation units in the row direction.
    Type: Application
    Filed: October 12, 2021
    Publication date: May 4, 2023
    Inventors: Bo Wei, Hongjun Zhou, Lili Du
  • Publication number: 20230127776
    Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate including a display area (AA) and a peripheral area (PA); a plurality of sub-pixels (Pxl); a plurality of pins a plurality of leads located in the peripheral area (PA), wherein the plurality of pins electrically connected to the plurality of sub-pixels (Pxl) through the plurality of leads ; a plurality of extension pads electrically connected to the plurality of pins; and a plurality of spacers configured to electrically insulate the plurality of extension pads from each other , wherein orthographic projections of the plurality of spacers on the base substrate do not overlap orthographic projections of the plurality of extension pads on the base substrate .
    Type: Application
    Filed: August 31, 2021
    Publication date: April 27, 2023
    Inventors: Hongjun Zhou, Lili DU
  • Publication number: 20230117888
    Abstract: A display substrate and a display device are provided. In the display substrate, a first display region includes a first light emitting unit column and a second light emitting unit column each connected with a column of first sub-pixel circuits; a second display region includes a third light emitting unit column and a fourth light emitting unit column each connected with a column of first sub-pixel circuit pairs; each second sub data line is connected with each second light emitting unit column, and each fourth sub data line is connected with each fourth light emitting unit column. The first sub-pixel circuits connected with the fourth light emitting unit column and the first sub-pixel circuits connected with the second light emitting unit column are located in different columns, and the second sub data line and the fourth sub data line are connected by a data line connection portion.
    Type: Application
    Filed: October 15, 2021
    Publication date: April 20, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Yao HUANG, Yue LONG, Benlian WANG, Weiyun HUANG
  • Publication number: 20230092961
    Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate includes a display region, and a non-display region surrounding the display region and including an encapsulation adhesive region surrounding the display region. The display substrate further includes an encapsulation base layer arranged at the encapsulation adhesive region; and a fanout layer arranged at the non-display region and including a first reuse portion. An orthogonal projection of the first reuse portion onto a base substrate of the display substrate at least partially overlaps an orthogonal projection of a first target region of the encapsulation adhesive region onto the base substrate, and the first reuse portion is reused as the encapsulation base layer at the first target region.
    Type: Application
    Filed: February 26, 2021
    Publication date: March 23, 2023
    Inventors: Lili DU, Hongjun ZHOU, Feng WEI
  • Publication number: 20230060545
    Abstract: A display substrate and a display device are provided, the display substrate includes: a base substrate and a plurality of reset signal lines, the base substrate includes a display region, each of the sub-pixels includes a pixel driving circuit and a light-emitting element, the light-emitting element includes a light-emitting region and a first electrode, the pixel driving circuit is configured to drive the light-emitting element to emit light; orthographic projections of the first electrodes of the light-emitting elements of the sub-pixels of the pixel units on a board surface of the base substrate at least partially overlap with orthographic projections of the pixel driving circuits of the sub-pixels of the plurality of pixel units on the board surface of the base substrate, and are located on a same side of the reset signal lines electrically connected to the pixel driving circuits of the sub-pixels of the plurality of pixel units.
    Type: Application
    Filed: August 11, 2021
    Publication date: March 2, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Kaipeng SUN, Yue LONG, Chao WU, Yudiao CHENG
  • Publication number: 20230033513
    Abstract: Embodiments of the present disclosure provide a display panel, a display device including the display panel and a method for fabricating the display panel. The display panel comprises a display area and a non-display area surrounding the display area. The display panel includes a pixel array, an edge of which defines a boundary between the display area and the non-display area, wherein the non-display area includes a first area and a second area arranged in sequence in a direction away from the pixel array; a compensation circuit configured to compensate for a parasitic capacitance of pixel in the pixel array, and including a first portion located in the first area and a second portion located in the second area; and a first shift register located in the second area. The second portion of the compensation circuit is aligned with the first shift register circuit in a circumferential direction of the pixel array.
    Type: Application
    Filed: August 5, 2021
    Publication date: February 2, 2023
    Inventors: Hongjun ZHOU, Lili DU, Feng WEI
  • Publication number: 20230030891
    Abstract: A display substrate and a display device are provided, which includes: a base substrate, a plurality of reset signal lines and a first electrode layer, the first electrode layer includes a plurality of first power supply voltage lines, a plurality of first signal lines, a plurality of first transfer electrodes, a plurality of second transfer electrodes and a plurality of third transfer electrodes, a value of a ratio of an area of an overlapping portion of an orthographic projection of the first body sub-portion and an orthographic projection of the first electrode layer on the board surface of the base substrate, and an area of an overlapping portion of an orthographic projection of the second body sub-portion on the board surface of the base substrate and the orthographic projection of the first electrode layer on the board surface of the base substrate ranges from 0.82 to 1.02.
    Type: Application
    Filed: August 11, 2021
    Publication date: February 2, 2023
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Kaipeng SUN, Hongjun ZHOU, Yue LONG
  • Patent number: 11562697
    Abstract: A shift register unit, a scanning driving circuit, a display substrate and a display device. The shift register unit includes an output terminal, an output circuit and an output node control circuit. The output circuit is electrically coupled to a first output node, a second output node, a first voltage line, a second voltage line and the output terminal, respectively. The output node control circuit is electrically coupled to the first output node, the second output node, a third voltage line, a fourth voltage line, a fifth voltage line, a first clock signal line, a second clock signal line and an input terminal, respectively. At least one of a third voltage signal, a fourth voltage signal and a fifth voltage signal is different from a first voltage signal and ae second voltage signal.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: January 24, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yue Long, Benlian Wang, Yingsong Xu, Lili Du, Yao Huang, Yuanjie Xu, Tingliang Liu
  • Publication number: 20220415998
    Abstract: Disclosed is a display substrate, including: a base including a display region and a peripheral region; sub-pixels in the display region; data lines in at least the display region and extending in a first direction and electrically connected to the sub-pixels gate lines in at least the display region and extending in a second direction intersecting with the first direction electrically connected to the sub-pixels pads in the peripheral region; data leads in the peripheral region and electrically connected to the data lines and the pads; a gate driver circuit in the peripheral region and electrically connected to the gate lines; gate drive lines in the peripheral region and electrically connected to the gate driver circuit; gate leads in the peripheral region and extending in the first direction, which are electrically connected to the gate drive lines and the pads and located between the data leads.
    Type: Application
    Filed: June 21, 2021
    Publication date: December 29, 2022
    Inventors: Cong LIU, Hongjun ZHOU, Lili DU, Feng WEI
  • Publication number: 20220406979
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes: a base substrate, a display region including a first region, a second region and a transition region; first light-emitting elements at the first region; second light-emitting elements, first pixel circuitries and second pixel circuitries at the transition region, each first pixel circuitry being arranged between adjacent second pixel circuitries, an orthogonal projection of at least one second pixel circuitry onto the base substrate at least partially overlapping an orthogonal projection of at least one second light-emitting element onto the base substrate; first conductive lines each coupled between at least one first pixel circuitry and at least one first light-emitting element; and second conductive lines each coupled to at least one first pixel circuitry and extending along the at least one first pixel circuitry to a side away from the at least one first light-emitting element.
    Type: Application
    Filed: December 25, 2020
    Publication date: December 22, 2022
    Inventors: Chao WU, Lili DU, Yao HUANG, Chao ZENG, Yuanyou QIU
  • Publication number: 20220376000
    Abstract: The present disclosure relates to a terminal device, a display apparatus, a display panel, and a manufacturing method thereof, which is related to the field of display. The display panel includes a drive back plate, having a light transmitting region and a drive region at least partially surrounding the light transmitting region, wherein the drive region has a plurality of pixel circuits and at least includes first pixel circuits and second pixel circuits; a transfer layer, provided on a side of the drive back plate and including a plurality of layers of mutually insulated lead layers, wherein each of the lead layers includes a plurality of mutually insulated leads; each lead extends from the light transmitting region to the drive region and is connected to one of the first pixel circuits; a light emitting layer, provided on a side of the transfer layer away from the drive back plate.
    Type: Application
    Filed: November 6, 2020
    Publication date: November 24, 2022
    Inventors: Lili DU, Yue LONG, Weiyun HUANG, Benlian WANG, Qiwei WANG, Yudiao CHENG
  • Publication number: 20220376022
    Abstract: A display substrate, a manufacturing method thereof and a display device. In a plane parallel to the display substrate, the display substrate includes a plurality of sub-pixels, at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit at least includes a storage capacitor, a driving transistor and at least one switching transistor; in a plane perpendicular to the display substrate, the display substrate includes a semiconductor layer and a plurality of conductive layers; and a gate electrode of the driving transistor and a gate electrode of the at least one switching transistor are arranged on different conductive layers respectively.
    Type: Application
    Filed: November 18, 2020
    Publication date: November 24, 2022
    Inventors: Lili DU, Benlian WANG, Yuanjie XU, Yue LONG, Yao HUANG