Patents by Inventor Youlu LI

Youlu LI 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: 20260188240
    Abstract: Disclosed is a shift register including: an input sub-circuit, an output sub-circuit and a first control sub-circuit, wherein the input sub-circuit is electrically connected to a signal input end and a pull-up node, and is configured to provide a signal to the pull-up node under the control of a signal from the signal input end; the output sub-circuit is electrically connected to a first output end, the pull-up node and a clock signal end, and is configured to provide a signal from the clock signal end to the first output end under the control of a signal from the pull-up node; and the first control sub-circuit is electrically connected to a control signal end and a signal input end, and is configured to provide a signal from the control signal end to the signal input end under the control of the signal from the control signal end.
    Type: Application
    Filed: June 19, 2024
    Publication date: July 2, 2026
    Inventors: Tingting ZHAO, Tong YANG, Peng WU, Miao ZHANG, Youlu LI, Xiong XIONG, Ran ZHANG, Yongcan WANG
  • Publication number: 20260161026
    Abstract: Provided is a light-emitting module, including: a first substrate; a plurality of first light-emitting units; a second substrate, having a plurality of apertures corresponding to the plurality of first light-emitting units; and a plurality of second light-emitting units, disposed in a region, where the plurality of apertures are not formed, in a side, away from the first substrate, of the second substrate. An orthographic projection of each aperture on the first substrate covers an orthographic projection of one of the first light-emitting units on the first substrate. Light emitted from the plurality of first light-emitting units is irradiated through the plurality of apertures toward a target direction. An orthographic projection of each second light-emitting unit on the first substrate is not overlapped with the orthographic projection of the first light-emitting unit on the first substrate. Light emitted from the plurality of second light-emitting units is irradiated toward the target direction.
    Type: Application
    Filed: August 17, 2023
    Publication date: June 11, 2026
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chuanfeng DENG, Youlu LI, Ning WANG, Hailong LI, Qiang LIU, Yudong LIU, Zhen WANG, Jinglu BAI, Meng GENG
  • Publication number: 20260157013
    Abstract: Provided is a wiring substrate. The wiring substrate includes a base substrate, a plurality of signal lines, a first protective layer, and a plurality of additional conductive portions. The base substrate includes a first region and a fan-out region. Each of the signal lines includes a first portion disposed in the first region and a second portion disposed in the fan-out region. The first protective layer includes a plurality of openings including at least one of a first opening disposed in the fan-out region and a second opening disposed in the first region. The plurality of additional conductive portions include at least one of a first additional conductive portion and a second additional conductive portion. The first additional conductive portion is electrically coupled to the signal line at the first opening, and the second additional conductive portion is electrically coupled to the signal line at the second opening.
    Type: Application
    Filed: February 27, 2023
    Publication date: June 4, 2026
    Inventors: Jiawei XU, Zouming XU, Xiaoxiang ZHANG, Bing WANG, Youlu LI
  • Publication number: 20250183200
    Abstract: A light emitting substrate has a functional area and a bonding area. The bonding area and the functional area are arranged along a first direction in sequence. The light-emitting substrate includes a substrate, a plurality of functional element groups, and a first electrostatic pathway. The plurality of functional element groups are located on a side of the substrate and located in the functional area. The first electrostatic pathway is located on a same side of the substrate with the plurality of functional element groups. The first electrostatic pathway is electrically connected to the bonding area, a portion of the first electrostatic pathway is located in the functional area, and the first electrostatic pathway is configured to conduct static electricity from the functional area to the bonding area.
    Type: Application
    Filed: September 30, 2022
    Publication date: June 5, 2025
    Inventors: Yiding Sun, Bing Zhang, Liang Gao, Kangli Wang, Ping Kang, Jiawei Xu, Zouming Xu, Youlu Li, Bing Wang, Jie Wang, Xintao Wu, Ningyu Luo, Tingwei Han
  • Patent number: 11417261
    Abstract: A gate driving unit circuit comprises an input sub-circuit and an output sub-circuit. The input sub-circuit is connected to a first pull-up node, a second pull-up node, and an input terminal, and transmits a signal input from the input terminal to the first pull-up node and the second pull-up node. The output sub-circuit is connected to the first pull-up node, the second pull-up node, a first control terminal, a third control terminal, a first output terminal, and a second output terminal. The output sub-circuit transmits a signal input through the first control terminal to the first output terminal, and transmits a signal input through the third control terminal to the second output terminal under the control of a potential of the second pull-up node, wherein, an effective voltage of a signal of the first control terminal is greater than that of a signal of the third control terminal.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: August 16, 2022
    Assignees: Hefei Xinsheng Optoelectronics Technology Group Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiong Xiong, Yifeng Zou, Yudong Liu, Youlu Li
  • Patent number: 11328641
    Abstract: A shift register unit, a driving method thereof, a gate driving circuit, and a display device are provided. The shift register unit includes an input branch and a reset branch; the input branch is configured to form or disconnect a first path between a first scan voltage terminal and a pull-up node under control of a potential of a first control terminal. The reset branch is configured to form or disconnect a second path between a second scan voltage terminal and the pull-up node under control of a potential of a second control terminal.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: May 10, 2022
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., Boe Technology Group Co., Ltd.
    Inventors: Zhiyang He, Mindong Zheng, Youlu Li, Yongxian Xie, Qiang Liu, Hui Wang
  • Publication number: 20210358385
    Abstract: A gate driving unit circuit comprises an input sub-circuit and an output sub-circuit. The input sub-circuit is connected to a first pull-up node, a second pull-up node, and an input terminal, and transmits a signal input from the input terminal to the first pull-up node and the second pull-up node. The output sub-circuit is connected to the first pull-up node, the second pull-up node, a first control terminal, a third control terminal, a first output terminal, and a second output terminal. The output sub-circuit transmits a signal input through the first control terminal to the first output terminal, and transmits a signal input through the third control terminal to the second output terminal under the control of a potential of the second pull-up node, wherein, an effective voltage of a signal of the first control terminal is greater than that of a signal of the third control terminal.
    Type: Application
    Filed: August 6, 2019
    Publication date: November 18, 2021
    Inventors: Xiong XIONG, Yifeng ZOU, Yudong LIU, Youlu LI
  • Publication number: 20210158737
    Abstract: A shift register unit, a driving method thereof, a gate driving circuit, and a display device are provided. The shift register unit includes an input branch and a reset branch; the input branch is configured to form or disconnect a first path between a first scan voltage terminal and a pull-up node under control of a potential of a first control terminal. The reset branch is configured to form or disconnect a second path between a second scan voltage terminal and the pull-up node under control of a potential of a second control terminal.
    Type: Application
    Filed: April 3, 2020
    Publication date: May 27, 2021
    Inventors: Zhiyang HE, Mindong ZHENG, Youlu LI, Yongxian XIE, Qiang LIU, Hui WANG
  • Patent number: 10318039
    Abstract: A pressure-sensitive touch panel, a method for manufacturing the pressure-sensitive touch panel, and a touch display screen are provided. The pressure-sensitive touch panel includes a substrate and a touch sensor and a pressure sensor arranged on the substrate. The touch sensor includes a first electrode and a second electrode, and the pressure sensor includes an upper electrode, a lower electrode and a dielectric layer arranged between the upper electrode and the lower electrode. The upper electrode and the first electrode are arranged in the same layer and formed of the same material, the lower electrode and the second electrode are arranged in the same layer and formed of the same material, and the dielectric layer is formed of an elastic insulation material.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: June 11, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jiawei Xu, Qingpu Wang, Youlu Li
  • Patent number: 10202703
    Abstract: This disclosure provides a method for treating an etching waste liquid from an etching process of indium tin oxide comprising hydrochloric acid, acetic acid, tin ions, indium ions and water, comprising the steps of: distilling the etching waste liquid to obtain a distillate comprising hydrochloric acid and acetic acid and a post-distillation liquid comprising tin ions and indium ions; generating a precipitate by reacting tin ions in the post-distillation liquid with sulfide ions to remove tin ions from the solution so as to obtain a post-precipitation solution containing indium ions; and electrolyzing the post-precipitation solution to obtain crude indium.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yongxian Xie, Chuanfeng Deng, Youlu Li, Zhiyang He
  • Publication number: 20180187327
    Abstract: This disclosure provides a method for treating an etching waste liquid from an etching process of indium tin oxide comprising hydrochloric acid, acetic acid, tin ions, indium ions and water, comprising the steps of: distilling the etching waste liquid to obtain a distillate comprising hydrochloric acid and acetic acid and a post-distillation liquid comprising tin ions and indium ions; generating a precipitate by reacting tin ions in the post-distillation liquid with sulfide ions to remove tin ions from the solution so as to obtain a post-precipitation solution containing indium ions; and electrolyzing the post-precipitation solution to obtain crude indium.
    Type: Application
    Filed: August 24, 2017
    Publication date: July 5, 2018
    Inventors: Yongxian Xie, Chuanfeng Deng, Youlu Li, Zhiyang He
  • Publication number: 20180018056
    Abstract: A pressure-sensitive touch panel, a method for manufacturing the pressure-sensitive touch panel, and a touch display screen are provided. The pressure-sensitive touch panel includes a substrate and a touch sensor and a pressure sensor arranged on the substrate. The touch sensor includes a first electrode and a second electrode, and the pressure sensor includes an upper electrode, a lower electrode and a dielectric layer arranged between the upper electrode and the lower electrode. The upper electrode and the first electrode are arranged in the same layer and formed of the same material, the lower electrode and the second electrode are arranged in the same layer and formed of the same material, and the dielectric layer is formed of an elastic insulation material.
    Type: Application
    Filed: July 14, 2017
    Publication date: January 18, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jiawei XU, Qingpu WANG, Youlu LI