Patents by Inventor Yunhan Xiao

Yunhan Xiao 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: 12354555
    Abstract: Provided is a display device. The display device includes a control assembly and a display panel; wherein the display panel includes a display region and drive circuits, wherein the drive circuits include a first drive circuit and a second drive circuit that are respectively disposed on two sides of the display region, and an aperture area is defined in the display region, wherein a distance between the aperture area and the first drive circuit is less than a distance between the aperture area and the second drive circuit; and the control assembly is connected to the display panel, and configured to: determine a target region where the aperture area is located; acquire a display control signal; and control the drive circuits to drive a first target region of the aperture area and a second target region of the aperture area.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: July 8, 2025
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lianbin Liu, Hengzhen Liang, Tingliang Liu, Huijuan Yang, Jianli Yao, Xinpeng Wang, Yunhan Xiao, Yingjun Deng, Qinghu Wei, Hang Min
  • Publication number: 20250037666
    Abstract: Provided is a display device. The display device includes a control assembly and a display panel; wherein the display panel includes a display region and drive circuits, wherein the drive circuits include a first drive circuit and a second drive circuit that are respectively disposed on two sides of the display region, and an aperture area is defined in the display region, wherein a distance between the aperture area and the first drive circuit is less than a distance between the aperture area and the second drive circuit; and the control assembly is connected to the display panel, and configured to: determine a target region where the aperture area is located; acquire a display control signal; and control the drive circuits to drive a first target region of the aperture area and a second target region of the aperture area.
    Type: Application
    Filed: November 25, 2022
    Publication date: January 30, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lianbin LIU, Hengzhen LIANG, Tingliang LIU, Huijuan YANG, Jianli YAO, Xinpeng WANG, Yunhan XIAO, Yingjun DENG, Qinghu WEI, Hang MIN
  • Patent number: 12144117
    Abstract: A flexible circuit board including: a body area including a plurality of wirings; a bonding area combined with a first side of the body area; and an extension area combined with a second side of the body area opposite to the first side. The body area includes a first sub-body area and a second sub-body area located on a side of the first sub-body area close to the extension area; the plurality of wirings at least include a first wiring, a second wiring and a third wiring all extend in the first sub-body area, and the first wiring and the second wiring extend in the second sub-body area. The first sub-body area includes a multi-layer board structure, the second sub-body area includes a single-layer board structure or a double-layer board structure, and a thickness of the second sub-body area is smaller than a thickness of the first sub-body area.
    Type: Grant
    Filed: December 25, 2020
    Date of Patent: November 12, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fan Li, Wenxiao Niu, Ji Wang, Yunhan Xiao, Hengzhen Liang
  • Publication number: 20240155761
    Abstract: A flexible printed circuit board includes a main flexible board and a bridging flexible board, wherein the main flexible board includes a first main pad, a second main pad, a first signal line and a second signal line, and the bridging flexible board includes a first bridging pad and a second bridging pad; the first main pad includes at least two first solder joints, the second main pad includes at least two second solder joints, the first bridging pad includes at least two third solder joints, and the second bridging pad includes at least two fourth solder joints.
    Type: Application
    Filed: January 9, 2023
    Publication date: May 9, 2024
    Inventors: Yunhan XIAO, Fan LI, Congcong LI, Dong WANG, Huinan SHI
  • Publication number: 20240090127
    Abstract: Provided is a flexible circuit board. The flexible circuit board includes a circuit substrate; wherein the circuit substrate is a multilayer flexible circuit board, wherein at least two layers of the multilayer flexible circuit board include plated sublayers, and a plurality of grooves are disposed in a first surface of the multilayer flexible circuit board, a depth of the groove being not less than a depth of the plated sublayer closest to the first surface in the multilayer flexible circuit board.
    Type: Application
    Filed: October 22, 2021
    Publication date: March 14, 2024
    Inventors: Yonglin CHEN, Yunhan XIAO, Hongjin HU, Jiaxiang ZHANG, Kun ZUO, Mingqiang WANG, Jiuyuan BAI
  • Patent number: 11930587
    Abstract: Provided are a flexible printed circuit board and a display device. The flexible printed circuit board comprises a main flexible printed circuit board and a connection flexible printed circuit board having different outlines. Both printed circuit boards are single-layer boards or double-layer boards. The main flexible printed circuit board comprises a bonding region, a device mounting region, a first connection region and signal lines. The signal lines include a first signal line positioned between the device mounting region and the first connection region, and a second signal line positioned between the device mounting region and the bonding region. The connection flexible printed circuit board comprises a second connection region, a third connection region and a third signal line positioned between the second connection region and the third connection region. The two flexible printed circuit boards are connected by means of the first connection region and the second connection region.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: March 12, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fan Li, Hengzhen Liang, Yunhan Xiao, Lianbin Liu
  • Patent number: 11921550
    Abstract: A circuit board, a display panel and a display apparatus are provided. The circuit board includes a main circuit board and an adapter circuit board stacked on the main circuit board. The adapter circuit board is provided with at least one first pad region, and the first pad region includes a hollowed region penetrating through the adapter circuit board and multiple first pads distributed around the hollowed region. The main circuit board is provided with at least one second pad region including multiple second pads, and the first pads of each of the first pad regions are respectively soldered to the multiple second pads of a corresponding second pad region.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: March 5, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fan Li, Qiang Tang, Lianbin Liu, Yunhan Xiao, Xiaolong Zhu, Hengzhen Liang
  • Publication number: 20220300045
    Abstract: A circuit board, a display panel and a display apparatus are provided. The circuit board includes a main circuit board and an adapter circuit board stacked on the main circuit board. The adapter circuit board is provided with at least one first pad region, and the first pad region includes a hollowed region penetrating through the adapter circuit board and multiple first pads distributed around the hollowed region. The main circuit board is provided with at least one second pad region including multiple second pads, and the first pads of each of the first pad regions are respectively soldered to the multiple second pads of a corresponding second pad region.
    Type: Application
    Filed: October 27, 2021
    Publication date: September 22, 2022
    Inventors: Fan LI, Qiang TANG, Lianbin LIU, Yunhan XIAO, Xiaolong ZHU, Hengzhen LIANG
  • Publication number: 20220240386
    Abstract: A flexible circuit board including: a body area including a plurality of wirings; a bonding area combined with a first side of the body area; and an extension area combined with a second side of the body area opposite to the first side. The body area includes a first sub-body area and a second sub-body area located on a side of the first sub-body area close to the extension area; the plurality of wirings at least include a first wiring, a second wiring and a third wiring all extend in the first sub-body area, and the first wiring and the second wiring extend in the second sub-body area. The first sub-body area includes a multi-layer board structure, the second sub-body area includes a single-layer board structure or a double-layer board structure, and a thickness of the second sub-body area is smaller than a thickness of the first sub-body area.
    Type: Application
    Filed: December 25, 2020
    Publication date: July 28, 2022
    Inventors: Fan Li, Wenxiao Niu, Ji Wang, Yunhan Xiao, Hengzhen Liang