Patents by Inventor Benlian Wang

Benlian Wang 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: 20240164156
    Abstract: Disclosed is a display substrate including a base substrate, which includes first and second display regions, and at least one first data line. The first display region includes first and second sub-display regions located on opposite sides of the second display region along a first direction; and a third sub-display region located on at least one side of the second display region along a second direction. The first data line includes a first sub-data line located in the first sub-display region and connected with a pixel circuit of the first sub-display region, a second sub-data line located in the second sub-display region and connected with a pixel circuit of the second sub-display region, and a third sub-data line which is connected with the first and second sub-data lines, located in the third sub-display region, and connected with at least one second pixel circuit of the third sub-display region.
    Type: Application
    Filed: June 23, 2021
    Publication date: May 16, 2024
    Inventors: Jianchang CAI, Chi YU, Bo SHI, Yudiao CHENG, Zhi WANG, Benlian WANG
  • 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
  • Patent number: 11984079
    Abstract: Provided is a display panel. The display panel includes: a substrate, at least one row of light-emitting elements disposed on the substrate, a plurality of pixel drive circuits, a plurality of connection lines, and a plurality of compensation portions. A length of a first connection line electrically connected to a first pixel drive circuit is less than a length of a second connection line electrically connected to a second pixel drive circuit. A capacitance of the first connection line is compensated by electrically connecting the compensation portion to the first connection line, and thus a difference between the capacitance of the first connection line and a capacitance of the second connection line is reduced.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: May 14, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanwei Lu, Bangqing Xiao, Jianchang Cai, Benlian Wang, Yao Huang, Yue Long
  • Publication number: 20240153962
    Abstract: Embodiments of the disclosure disclose a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes: a base, having a wire routing region; a first wire routing layer, located on the base, where the first wire routing layer in the wire routing region includes a plurality of first routing wires arranged at intervals, and a space between adjacent first routing wires is smaller than 2 um; an insulation layer, located on a side of the first wire routing layer facing away from the base and having a plurality of first via holes corresponding to the first routing wires; a first flat layer, located on a side of the insulation layer facing away from the base and having second via holes corresponding to the first via holes, where the second via holes at least partially overlap with the first via holes.
    Type: Application
    Filed: April 29, 2021
    Publication date: May 9, 2024
    Inventors: Liang SONG, Long JIANG, Mingwen WANG, Pengyu LIAO, Zhong LU, Yuanjie XU, Benlian WANG, Lili DU, Donghua JIANG
  • Publication number: 20240144849
    Abstract: Provided is a pixel circuit. The pixel circuit includes a semiconductor layer disposed on a side of a base substrate, wherein the semiconductor layer is configured to form active layers of transistors in the pixel circuit, the active layer including a channel region, and a source region and a drain region disposed on two sides of the channel region; and a first gate metal layer disposed on the side of the base substrate, wherein the first gate metal layer is configured to form gates of the transistors, the gates of the transistors being arranged in sequence along a first direction, and the gate of each of the transistors being partially overlapped with the channel region.
    Type: Application
    Filed: March 29, 2021
    Publication date: May 2, 2024
    Inventors: Linhong Han, Qiwei Wang, Benlian Wang, Tinghua Shang
  • Patent number: 11974484
    Abstract: A pixel arrangement structure includes: first sub-pixels, second sub-pixels and third sub-pixels, being not overlapped but being spaced apart. The third sub-pixel includes a first edge facing the first sub-pixel, the first sub-pixel includes a second edge facing the third sub-pixel, the third sub-pixel includes a third edge facing the second sub-pixel, and the second sub-pixel includes a fourth edge facing the third sub-pixel, and shapes of the first sub-pixel and the second sub-pixel are circles, the first edge and the second edge are curved edges with a same curvature, the third edge and the fourth edge are curved edges with a same curvature; or shapes of the first sub-pixel and the second sub-pixel are octagons, at least part of the first edge is parallel to at least part of the second edge, at least part of the third edge is parallel to at least part of the fourth edge.
    Type: Grant
    Filed: May 31, 2023
    Date of Patent: April 30, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haijun Qiu, Yangpeng Wang, Benlian Wang, Haijun Yin, Yang Wang, Yao Hu, Weinan Dai
  • Patent number: 11974482
    Abstract: A display substrate and related devices are provided. The display substrate includes a plurality of first sub-pixels, second sub-pixels and third sub-pixels. In a first direction, the first sub-pixels and the third sub-pixels are arranged alternately to form a plurality of first sub-pixel rows, the second sub-pixels form a plurality of second sub-pixel rows, the first sub-pixel rows and the second sub-pixel rows are arranged alternately in a second direction, connection lines of center points of two first sub-pixels and two third sub-pixels form a first virtual quadrilateral, the two first sub-pixels are located at two vertex angles of the first virtual quadrilateral which are opposite to each other, one second sub-pixel is located within the first virtual quadrilateral, and the first virtual quadrilateral includes two interior angles each being equal to 90° and two interior angles each being not equal to 90°.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: April 30, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qian Xu, Tong Niu, Yan Huang, Guomeng Zhang, Chang Luo, Jianpeng Wu, Peng Xu, Fengli Ji, Yi Zhang, Benlian Wang, Ming Hu
  • Publication number: 20240135875
    Abstract: A pixel circuit and a driving method therefor, and a display panel. The pixel circuit includes a driving circuit, a data writing circuit, a compensation storage circuit, a first light-emitting control circuit and a second light-emitting control circuit. The driving circuit includes a control end, a first end, and a second end, and is configured to control a driving current which flows through the first end and the second end and which is used for driving a light-emitting element to emit light; the data writing circuit is connected to a first scanning signal line and is configured to, in response to a first scanning signal provided by the first scanning signal line, write a data signal into the first end of the driving circuit; the data writing circuit and the first light-emitting control circuit repel one another in a connected state under the control of the first scanning signal.
    Type: Application
    Filed: July 14, 2022
    Publication date: April 25, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Changlong Yuan, Xilei Cao, Li Zhu, Benlian Wang, Zhenhua Zhang
  • Patent number: 11968865
    Abstract: A display substrate and a display device are provided. The display substrate includes a display region, at least one first signal line, and at least one connecting wire. The display region includes a first display region and a second display region; the first display region includes at least one first light emitting element, and the second display region includes at least one first pixel circuit; the first signal line includes a first main body portion and a first winding portion; the first main body portion extends along a first direction, and at least part of the first winding portion extends along a direction intersecting with the first direction; at least one first signal line is electrically connected to at least one first pixel circuit; and at least one first pixel circuit is configured to respectively drive at least one first light emitting element.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: April 23, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weiyun Huang, Yao Huang, Chi Yu, Xingliang Xiao, Bo Shi, Benlian Wang
  • Publication number: 20240130178
    Abstract: A display panel, including: a base substrate including an Under Display Camera (UDC) area and a normal display area located around a periphery of the UDC area, and specifically, the normal display area includes a plurality of sub-pixel driving circuits, and the UDC area includes a plurality of groups of sub-pixels, each of the plurality of groups of sub-pixels including at least two sub-pixels of a same color which have their anodes coupled to each other; and a plurality of first transparent wires, anodes in each group of sub-pixels coupled to a corresponding sub-pixel driving circuit among the plurality of sub-pixel driving circuits through a corresponding first transparent wire among the plurality of first transparent wires.
    Type: Application
    Filed: January 26, 2022
    Publication date: April 18, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianghua Liu, Lili Du, Meng Li, Benlian Wang, Mingfang Wang, Yue Long
  • Publication number: 20240119895
    Abstract: Provided is a pixel circuit. The pixel circuit includes a semiconductor layer on a side of a base substrate, wherein the semiconductor layer is configured to form an active layer of each of various transistors in the pixel circuit; a first metal layer on the side of the base substrate, wherein the first metal layer is configured to form a gate electrode of the transistor and a first capacitive electrode of a storage capacitor in the pixel circuit; and a second metal layer on the side of the base substrate, wherein the second metal layer is configured to form a second capacitive electrode of the storage capacitor.
    Type: Application
    Filed: March 29, 2021
    Publication date: April 11, 2024
    Inventors: Linhong Han, Qiwei Wang, Shun Zhang, Benlian Wang, Weiyun Huang
  • Publication number: 20240114731
    Abstract: A display panel and a display device, the display panel comprising: a first display region; a second display region, at least partially positioned on one side of the first display region; a plurality of pixel units, the density of pixel units in the first display region being less than the density of pixel units in the second display region, and the pixel units comprising pixel circuits; and first power supply lines, configured to supply a first voltage signal to the pixel circuits. The first power supply lines comprise a plurality of first wires, a plurality of second wires, and a plurality of third wires, the first wires extending from the second display region to the first display region, the plurality of second wires being positioned in the first display region, positioned between adjacent first wires, and extending in a first direction, and the third wires extending along a second direction, the first direction intersecting with the second direction.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 4, 2024
    Inventors: Yao HUANG, Weiyun Huang, Yue Long, Binyan Wang, Guobo Yang, Benlian Wang
  • Publication number: 20240107830
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, at least one group of contact pads, a plurality of first light-emitting elements, a plurality of first pixel driving circuits, a plurality of connecting traces, a plurality of data lines and a plurality of leads. The display area includes a first display area and a second display area; the first light-emitting elements are located in the first display area; the first pixel driving circuits are located in the second display area; the leads are located in the first display area and the peripheral area, and connect the data lines and the at least one group of contact pads; orthographic projections of the first light-emitting elements on a substrate surface of the base substrate are at least partly overlapped with orthographic projections of the leads on the substrate surface of the base substrate.
    Type: Application
    Filed: April 30, 2021
    Publication date: March 28, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenbo CHEN, Linhong HAN, Youngyik KO, Qingqing YAN, Qiwei WANG, Hong YI, Yuanjie XU, Zhongliu YANG, Benlian WANG, Ziyang YU, Lili DU, Haigang QING, Weiyun HUANG
  • Publication number: 20240107829
    Abstract: A display panel and a display device are provided. The display panel includes: a base substrate, having a first display region and a second display region, the first display region is located at at least one side of the second display region; a plurality of first pixel circuits, located in the first display region; a plurality of first light-emitting elements, located in the first display region to each drive at least one first light-emitting element; a plurality of second pixel circuits, located in the first display region; a plurality of second light-emitting elements, located in the second display region to each drive at least one second light-emitting element; and a plurality of conductive lines, the second pixel circuit is connected to the second light-emitting element through at least one conductive line.
    Type: Application
    Filed: July 19, 2021
    Publication date: March 28, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lili DU, Yao HUANG, Kaipeng SUN, Benlian WANG, Jianchang CAI
  • Patent number: 11937471
    Abstract: A display substrate and a display device are provided. The display substrate includes a display region, at least one first signal line, and at least one connecting wire. The display region includes a first display region and a second display region; the first display region includes at least one first light emitting element, and the second display region includes at least one first pixel circuit; the first signal line includes a first main body portion and a first winding portion; the first main body portion extends along a first direction, and at least part of the first winding portion extends along a direction intersecting with the first direction; at least one first signal line is electrically connected to at least one first pixel circuit; and at least one first pixel circuit is configured to respectively drive at least one first light emitting element.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: March 19, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weiyun Huang, Yao Huang, Chi Yu, Xingliang Xiao, Bo Shi, Benlian Wang
  • Publication number: 20240090294
    Abstract: A display substrate and a display device are provided, the display substrate includes a first display region, and the display substrate includes a plurality of first pixel structures arranged on a base substrate in an array in a first direction and a second direction, where the plurality of first pixel structures are in the first display region, at least one first pixel structure includes at least two first sub-pixels and at least two second sub-pixels, the first sub-pixel includes a first opening, and the second sub-pixel includes a second opening.
    Type: Application
    Filed: August 10, 2022
    Publication date: March 14, 2024
    Inventors: Chi Yu, Benlian Wang, Hongli Wang, Weiyun Huang, Ming Hu, Youngyik Ko
  • Publication number: 20240081115
    Abstract: A display substrate. 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 and a plurality of transistors, the plurality of transistors at least includes a driving transistor and at least one switching transistor of a dual-gate structure. In a plane perpendicular to the display substrate, the display substrate includes a plurality of conductive layers, the first polar plate and the gate electrode of the drive transistor are arranged in the same layer, the second polar plate and the first power line are arranged in the same layer.
    Type: Application
    Filed: November 8, 2023
    Publication date: March 7, 2024
    Inventors: Lili DU, Benlian WANG, Yuanjie XU, Yue LONG, Yao HUANG
  • Publication number: 20240078971
    Abstract: A display substrate and a display panel are provided.
    Type: Application
    Filed: April 28, 2021
    Publication date: March 7, 2024
    Inventors: Linhong HAN, Qiwei WANG, Benlian WANG, Yao HUANG, Weiyun HUANG, Zhi WANG, Binyan WANG
  • 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: 20240071302
    Abstract: Provided is a display panel. The display panel includes: a substrate, at least one row of light-emitting elements disposed on the substrate, a plurality of pixel drive circuits, a plurality of connection lines, and a plurality of compensation portions. A length of a first connection line electrically connected to a first pixel drive circuit is less than a length of a second connection line electrically connected to a second pixel drive circuit. A capacitance of the first connection line is compensated by electrically connecting the compensation portion to the first connection line, and thus a difference between the capacitance of the first connection line and a capacitance of the second connection line is reduced.
    Type: Application
    Filed: May 12, 2022
    Publication date: February 29, 2024
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yanwei LU, Bangqing XIAO, Jianchang CAI, Benlian WANG, Yao HUANG, Yue LONG