Patents by Inventor Jiguo WANG

Jiguo 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).

  • Patent number: 12652858
    Abstract: An array substrate includes: a first substrate (10), including a plurality of sub-pixel regions (101) arranged in an array along a row direction (X) and a column direction (Y); a pixel circuit layer, including a plurality of sub-pixel circuits; and a planarization layer (17), provided with a first via hole (170) located in the sub-pixel regions (101), and includes at least one pattern portion (171), the pattern portion (171) includes a plurality of pattern units (171a) arranged in an array along the row direction (X) and the column direction (Y); where the pattern unit (171a) further includes a second bump (1712) located within a central area surrounded by each of the first bumps (1710), and the spacing groove (1711) on a same side of the first bump (1710) and the second bump (1712) is arranged in a non-straight shape.
    Type: Grant
    Filed: April 9, 2024
    Date of Patent: June 9, 2026
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jiguo Wang, Jian Sun, Zhao Zhang, Liang Tian, Weida Qin, Zhen Wang, Han Zhang, Wenwen Qin, Xiaoyan Yang, Yue Shan, Wei Yan, Jian Zhang, Deshuai Wang, Yadong Zhang, Jiantao Liu
  • Publication number: 20260114045
    Abstract: A display substrate has a display region and a non-display region, and the display substrate includes a substrate and driving circuit layer disposed on the substrate. The driving circuit layer includes a photosensor in the non-display region, and the photosensor includes a photosensitive device. The photosensitive device includes a semiconductor portion, a first conductor portion, a second conductor portion and a gate. At least a portion of the gate is a light-transmitting portion, a material of the light-transmitting portion is a light-transmitting material, and the light-transmitting portion penetrates through the gate. An orthographic projection of the light-transmitting portion on the substrate overlaps with an orthographic projection of the semiconductor portion on the substrate.
    Type: Application
    Filed: January 18, 2024
    Publication date: April 23, 2026
    Inventors: Shengmei Qi, Jiguo Wang, Tengfei Ding, Shijun Wang, Yang Wang, Jiantao Liu, Yi Liu, Xinlan Yang, Yuke Tai, Zhangjie Qiu, Gongda Chen, Zhou Peng, Zhan Wei, Haiyao Liang, Shengfeng Zhang, Tianjing Yu
  • Patent number: 12505814
    Abstract: An array substrate, a shift register unit and a display apparatus are provided. The array substrate includes data lines, gate lines, first control signal lines and sub-pixels. The sub-pixel includes a first sub-pixel portion including a first pixel electrode and a first transistor, and a second sub-pixel portion including a second pixel electrode, a second transistor and a third transistor; the first transistor is connected with the first pixel electrode the second transistor and the third transistor are connected with the second pixel electrode, the first transistor and the second transistor are connected with a same gate line and a same data line, and the third transistor is connected with the first control signal line. The second sub-pixel portion includes an adjustable capacitor connecting with the third transistor, and the array substrate further includes a second control signal line connected with the adjustable capacitor.
    Type: Grant
    Filed: March 29, 2023
    Date of Patent: December 23, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Yang Wang, Yi Liu, Gongda Chen, Jiantao Liu, Haiyao Liang, Shijun Wang, Zhan Wei, Tengfei Ding, Shengfeng Zhang, Xinlan Yang, Shengmei Qi, Yuke Tai, Jiguo Wang, Zhou Peng, Zhangjie Qiu
  • Publication number: 20250246164
    Abstract: An array substrate, a shift register unit and a display apparatus are provided. The array substrate includes data lines, gate lines, first control signal lines and sub-pixels. The sub-pixel includes a first sub-pixel portion including a first pixel electrode and a first transistor, and a second sub-pixel portion including a second pixel electrode, a second transistor and a third transistor; the first transistor is connected with the first pixel electrode the second transistor and the third transistor are connected with the second pixel electrode, the first transistor and the second transistor are connected with a same gate line and a same data line, and the third transistor is connected with the first control signal line. The second sub-pixel portion includes an adjustable capacitor connecting with the third transistor, and the array substrate further includes a second control signal line connected with the adjustable capacitor.
    Type: Application
    Filed: March 29, 2023
    Publication date: July 31, 2025
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang WANG, Yi LIU, Gongda CHEN, Jiantao LIU, Haiyao LIANG, Shijun WANG, Zhan WEI, Tengfei DING, Shengfeng ZHANG, Xinlan YANG, Shengmei QI, Yuke TAI, Jiguo WANG, Zhou PENG, Zhangjie QIU
  • Patent number: 12216365
    Abstract: An array substrate includes: a first substrate; a plurality of gate lines and a plurality of data lines; a plurality of thin film transistors; and a plurality of reflective electrodes. The plurality of gate lines and the plurality of data lines define a plurality of sub-pixel regions. A thin film transistor is located in a sub-pixel region. A reflective electrode is located in the sub-pixel region and electrically connected to the thin film transistor in the same sub-pixel region. Each reflective electrode has a border including a plurality of first sub-borders extending in a first direction, a plurality of second sub-borders extending in a second direction, and a plurality of chamfer borders each connecting a first sub-border and a second sub-border that are adjacent; and an intersection of extension lines of the first sub-border and the second sub-border is located outside the border of the reflective electrode.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: February 4, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiguo Wang, Jian Sun, Jiantao Liu, Xiaoyan Yang
  • Publication number: 20240258335
    Abstract: An array substrate includes: a first substrate (10), including a plurality of sub-pixel regions (101) arranged in an array along a row direction (X) and a column direction (Y); a pixel circuit layer, including a plurality of sub-pixel circuits; and a planarization layer (17), provided with a first via hole (170) located in the sub-pixel regions (101), and includes at least one pattern portion (171), the pattern portion (171) includes a plurality of pattern units (171a) arranged in an array along the row direction (X) and the column direction (Y); where the pattern unit (171a) further includes a second bump (1712) located within a central area surrounded by each of the first bumps (1710), and the spacing groove (1711) on a same side of the first bump (1710) and the second bump (1712) is arranged in a non-straight shape.
    Type: Application
    Filed: April 9, 2024
    Publication date: August 1, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jiguo WANG, Jian SUN, Zhao ZHANG, Liang TIAN, Weida QIN, Zhen WANG, Han ZHANG, Wenwen QIN, Xiaoyan YANG, Yue SHAN, Wei YAN, Jian ZHANG, Deshuai WANG, Yadong ZHANG, Jiantao LIU
  • Patent number: 11984453
    Abstract: An array substrate includes: a first substrate (10), including a plurality of sub-pixel regions (101) arranged in an array along a row direction (X) and a column direction (Y); a pixel circuit layer, including a plurality of sub-pixel circuits; a planarization layer (17), provided with a first via hole (170) located in the sub-pixel regions (101), and includes at least one pattern portion (171), the pattern portion (171) includes a plurality of pattern units (171a) arranged in an array along the row direction (X) and the column direction (Y); and a reflective electrode layer, wherein the reflective electrode layer includes a plurality of reflective electrodes (18) that are mutually disconnected, each of the reflective electrodes (18) is located in one of the sub-pixel regions (101) and is electrically connected to the sub-pixel circuit through the first via hole (170).
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: May 14, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiguo Wang, Jian Sun, Zhao Zhang, Liang Tian, Weida Qin, Zhen Wang, Han Zhang, Wenwen Qin, Xiaoyan Yang, Yue Shan, Wei Yan, Jian Zhang, Deshuai Wang, Yadong Zhang, Jiantao Liu
  • Patent number: 11961442
    Abstract: A shift register unit, a driving method, a drive circuit, and a display apparatus are disclosed. The shift register unit includes: a control circuit, which is configured to adjust signals of a first node and a second node according to an input signal end, a first control signal end, a second control signal end and a first reference signal end; a cascade circuit, which is configured to provide, according to the signal of the first node, a signal of a first cascade clock signal end to a cascade output end; and an output circuit, which is configured to provide, according to the signal of the first node, a signal of a control clock signal end to a drive output end, and provide, according to the signal of the second node, a signal of a second reference signal end to the drive output end.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: April 16, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Wei Yan, Wenwen Qin, Yue Shan, Deshuai Wang, Jiguo Wang, Zhen Wang, Xiaoyan Yang, Han Zhang, Jian Zhang, Yadong Zhang, Jian Sun
  • Patent number: 11961492
    Abstract: A pixel circuit, a display panel, a display device and a driving method. The pixel circuit includes: a first control module, a latch module, a second control module, a first input module and a second input module. The first control module provides a signal on a data line to a first node under control of a signal of first gate line. The latch module latches signals of the first node and a second node. The second control module provides signal on the data line to a third node under control of a signal on a second gate line. The first input module provides a signal of a reference signal terminal to a pixel electrode under control of signal of the first node. The second input module provides a signal of the third node to the pixel electrode under control of signal of the second node.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: April 16, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jiguo Wang, Jun Fan
  • Patent number: 11875727
    Abstract: The present disclosure provides a shift register, a gate driving circuit, a display panel, and a driving method thereof. The shift register includes: an input circuit; an output circuit; a first control circuit configured to provide a potential of a first control signal terminal to a pull-down node, and provide a potential of a reference signal terminal to the pull-down node according to the potential of the pull-up node; and a second control circuit connected to the pull-down node, a second control signal terminal, the output signal terminal, and the reference signal terminal, wherein the second control circuit is configured to pull down a potential of the output signal terminal during a display phase under the control of a potential of the pull-down node and a potential of the second control signal terminal, and pull up the potential of the output signal terminal in a power-off phase.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: January 16, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Wang, Jian Zhang, Jian Sun, Wei Yan, Deshuai Wang, Wenwen Qin, Jiguo Wang, Han Zhang, Yue Shan, Xiaoyan Yang, Yadong Zhang, Shijun Wang, Jiantao Liu
  • Patent number: 11860491
    Abstract: A display panel includes a second substrate. The second substrate includes a second base substrate and a shielding layer, an array structure layer, an insulating layer and a reflective layer which are sequentially disposed on a second base substrate, the array structure layer includes gate lines; the shielding layer includes a plurality of groups of light shielding units sequentially arranged along a first direction, each group of the light shielding units includes a plurality of independent sub-light shielding units sequentially arranged along a second direction, the reflective layer includes a plurality of reflective units arranged in an array, the plurality of reflective units form a plurality of reflective rows and a plurality of reflective columns, a first space area is formed between adjacent reflective columns, and a second space area is formed between adjacent reflective rows forms.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: January 2, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zhao Zhang, Yanqing Chen, Wei Li, Weida Qin, Kai Chen, Jiguo Wang, Wei Yan, Xiaofeng Zhang, Zeliang Li, Jian Zhang, Zhen Wang
  • Publication number: 20230395008
    Abstract: A shift register unit, a driving method, a drive circuit, and a display apparatus are disclosed. The shift register unit includes: a control circuit, which is configured to adjust signals of a first node and a second node according to an input signal end, a first control signal end, a second control signal end and a first reference signal end; a cascade circuit, which is configured to provide, according to the signal of the first node, a signal of a first cascade clock signal end to a cascade output end; and an output circuit, which is configured to provide, according to the signal of the first node, a signal of a control clock signal end to a drive output end, and provide, according to the signal of the second node, a signal of a second reference signal end to the drive output end.
    Type: Application
    Filed: October 21, 2020
    Publication date: December 7, 2023
    Inventors: Wei YAN, Wenwen QIN, Yue SHAN, Deshuai WANG, Jiguo WANG, Zhen WANG, Xiaoyan YANG, Han ZHANG, Jian ZHANG, Yadong ZHANG, Jian SUN
  • Publication number: 20230154933
    Abstract: An array substrate includes: a first substrate (10), including a plurality of sub-pixel regions (101) arranged in an array along a row direction (X) and a column direction (Y); a pixel circuit layer, including a plurality of sub-pixel circuits; a planarization layer (17), provided with a first via hole (170) located in the sub-pixel regions (101), and includes at least one pattern portion (171), the pattern portion (171) includes a plurality of pattern units (171a) arranged in an array along the row direction (X) and the column direction (Y); and a reflective electrode layer, wherein the reflective electrode layer includes a plurality of reflective electrodes (18) that are mutually disconnected, each of the reflective electrodes (18) is located in one of the sub-pixel regions (101) and is electrically connected to the sub-pixel circuit through the first via hole (170).
    Type: Application
    Filed: January 29, 2021
    Publication date: May 18, 2023
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jiguo WANG, Jian SUN, Zhao ZHANG, Liang TIAN, Weida QIN, Zhen WANG, Han ZHANG, Wenwen QIN, Xiaoyan YANG, Yue SHAN, Wei YAN, Jian ZHANG, Deshuai WANG, Yadong ZHANG, Jiantao LIU
  • Patent number: 11615759
    Abstract: The present disclosure relates to a pixel circuit. The pixel circuit may include a first pixel unit having a first display driving circuit, a first pixel, and a first control circuit, and a second pixel unit having a second display driving circuit, a second pixel electrode, and a second control circuit. The first control circuit may be configured to adjust and latch a voltage of a first positive phase node and the first display driving circuit. The first display driving circuit may be configured to provide a first display driving voltage to the first pixel electrode. The second control circuit may be configured to adjust and latch a voltage of a second positive phase node and the second display driving circuit. The second display driving circuit may be configured to provide a second display driving voltage to the second pixel electrode.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: March 28, 2023
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiguo Wang, Jun Fan, Xiaoyan Yang, Yusheng Liu
  • Publication number: 20230041917
    Abstract: An array substrate includes: a first substrate; a plurality of gate lines and a plurality of data lines; a plurality of thin film transistors; and a plurality of reflective electrodes. The plurality of gate lines and the plurality of data lines define a plurality of sub-pixel regions. A thin film transistor is located in a sub-pixel region. A reflective electrode is located in the sub-pixel region and electrically connected to the thin film transistor in the same sub-pixel region. Each reflective electrode has a border including a plurality of first sub-borders extending in a first direction, a plurality of second sub-borders extending in a second direction, and a plurality of chamfer borders each connecting a first sub-border and a second sub-border that are adjacent; and an intersection of extension lines of the first sub-border and the second sub-border is located outside the border of the reflective electrode.
    Type: Application
    Filed: September 8, 2021
    Publication date: February 9, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiguo WANG, Jian SUN, Jiantao LIU, Xiaoyan YANG
  • Publication number: 20230017000
    Abstract: A display panel includes a second substrate. The second substrate includes a second base substrate and a shielding layer, an array structure layer, an insulating layer and a reflective layer which are sequentially disposed on a second base substrate, the array structure layer includes gate lines; the shielding layer includes a plurality of groups of light shielding units sequentially arranged along a first direction, each group of the light shielding units includes a plurality of independent sub-light shielding units sequentially arranged along a second direction, the reflective layer includes a plurality of reflective units arranged in an array, the plurality of reflective units form a plurality of reflective rows and a plurality of reflective columns, a first space area is formed between adjacent reflective columns, and a second space area is formed between adjacent reflective rows forms.
    Type: Application
    Filed: September 22, 2022
    Publication date: January 19, 2023
    Inventors: Zhao ZHANG, Yanqing CHEN, Wei LI, Weida QIN, Kai CHEN, Jiguo WANG, Wei YAN, Xiaofeng ZHANG, Zeliang LI, Jian ZHANG, Zhen WANG
  • Publication number: 20220398968
    Abstract: The present disclosure provides a shift register, a gate driving circuit, a display panel, and a driving method thereof. The shift register includes: an input circuit; an output circuit; a first control circuit configured to provide a potential of a first control signal terminal to a pull-down node, and provide a potential of a reference signal terminal to the pull-down node according to the potential of the pull-up node; and a second control circuit connected to the pull-down node, a second control signal terminal, the output signal terminal, and the reference signal terminal, wherein the second control circuit is configured to pull down a potential of the output signal terminal during a display phase under the control of a potential of the pull-down node and a potential of the second control signal terminal, and pull up the potential of the output signal terminal in a power-off phase.
    Type: Application
    Filed: December 22, 2020
    Publication date: December 15, 2022
    Inventors: Zhen Wang, Jian Zhang, Jian Sun, Wei Yan, Deshuai Wang, Wenwen Qin, Jiguo Wang, Han Zhang, Yue Shan, Xiaoyan Yang, Yadong Zhang, Shijun Wang, Jiantao Liu
  • Patent number: 11493798
    Abstract: Provided are a display panel, a preparation method thereof, and a display apparatus. The display panel includes a first substrate and a second substrate disposed oppositely, and a liquid crystal layer sandwiched between the first substrate and the second substrate, wherein the first substrate includes a black matrix layer and a color filter layer which are sequentially disposed on a first base substrate; at least one of the first substrate and the second substrate further includes a spacer; and the black matrix layer includes at least one first black matrix, and an orthographic projection of each first black matrix on the first base substrate covers an orthographic projection of the spacer on the first base substrate.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: November 8, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Zhao Zhang, Yanqing Chen, Wei Li, Weida Qin, Kai Chen, Jiguo Wang, Wei Yan, Xiaofeng Zhang, Zeliang Li, Jian Zhang, Zhen Wang
  • Publication number: 20220310031
    Abstract: A pixel circuit, a display panel, a display device and a driving method. The pixel circuit includes: a first control module, a latch module, a second control module, a first input module and a second input module. The first control module provides a signal on a data line to a first node under control of a signal of first gate line. The latch module latches signals of the first node and a second node. The second control module provides signal on the data line to a third node under control of a signal on a second gate line. The first input module provides a signal of a reference signal terminal to a pixel electrode under control of signal of the first node. The second input module provides a signal of the third node to the pixel electrode under control of signal of the second node.
    Type: Application
    Filed: July 22, 2020
    Publication date: September 29, 2022
    Inventors: Jiguo WANG, Jun FAN
  • Publication number: 20220301515
    Abstract: The present disclosure relates to a pixel circuit. The pixel circuit may include a first pixel unit having a first display driving circuit, a first pixel, and a first control circuit, and a second pixel unit having a second display driving circuit, a second pixel electrode, and a second control circuit. The first control circuit may be configured to adjust and latch a voltage of a first positive phase node and the first display driving circuit. The first display driving circuit may be configured to provide a first display driving voltage to the first pixel electrode. The second control circuit may be configured to adjust and latch a voltage of a second positive phase node and the second display driving circuit. The second display driving circuit may be configured to provide a second display driving voltage to the second pixel electrode.
    Type: Application
    Filed: June 6, 2022
    Publication date: September 22, 2022
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Jiguo Wang, Jun Fan, Xiaoyan Yang, Yusheng Liu