Patents by Inventor Qingpeng LIAO

Qingpeng LIAO 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: 11079884
    Abstract: Touch display panel, operating method, and a touch display device are provided. The touch display panel includes a base substrate, a plurality of electrode blocks arranged in an array on the base substrate, a first driving unit including a plurality of first pins, a plurality of switch transistors, and a second driving unit including at least a plurality of first sub-pins and a plurality of second sub-pins. Each electrode block is electrically connected to the first driving unit through at least one touch signal line; a drain of at least one first switch transistor is electrically connected to the same first sub-pin through a same first lead; and a drain of at least one second switch transistor is electrically connected to the same second sub-pin through a same second lead.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: August 3, 2021
    Assignee: Shanghai AVIC OPTO Electronics Co., Ltd.
    Inventors: Guihua Yin, Songlin Feng, Huanhua Zhi, Huihui Xie, Qingpeng Liao
  • Publication number: 20210064162
    Abstract: Touch display panel, operating method, and a touch display device are provided. The touch display panel includes a base substrate, a plurality of electrode blocks arranged in an array on the base substrate, a first driving unit including a plurality of first pins, a plurality of switch transistors, and a second driving unit including at least a plurality of first sub-pins and a plurality of second sub-pins. Each electrode block is electrically connected to the first driving unit through at least one touch signal line; a drain of at least one first switch transistor is electrically connected to the same first sub-pin through a same first lead; and a drain of at least one second switch transistor is electrically connected to the same second sub-pin through a same second lead.
    Type: Application
    Filed: December 4, 2019
    Publication date: March 4, 2021
    Inventors: Guihua YIN, Songlin FENG, Huanhua ZHI, Huihui XIE, Qingpeng LIAO