Patents by Inventor Dake YANG

Dake YANG 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).

  • Display panel having a voltage compensation circuit
    Patent number: 11423849
    Abstract: A display panel includes a data line, a pixel driving circuit, a light-emitting device and a voltage compensation circuit. The voltage compensation circuit includes a sampling and conditioning unit configured to obtain a driving current output by the pixel driving circuit and to output a control signal according to the driving current; a first switch unit including a control terminal, an input terminal and an output terminal, the control terminal of the first switch unit being connected to an output terminal of the sampling and conditioning unit, and the input terminal of the first switch unit being connected to the output terminal of the pixel driving circuit; a compensation unit including an input terminal and an output terminal, the input terminal of the compensation unit being connected to the output terminal of the first switch unit, and the output terminal of the compensation unit being connected to the data line.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: August 23, 2022
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Zhen Huang, Dake Yang, Dong Ren, Gang Liu, Xiang Zhao, Hui Zhu
  • DISPLAY PANEL AND DISPLAY APPARATUS
    Publication number: 20210295785
    Abstract: A display panel includes a data line, a pixel driving circuit, a light-emitting device and a voltage compensation circuit. The voltage compensation circuit includes a sampling and conditioning unit configured to obtain a driving current output by the pixel driving circuit and to output a control signal according to the driving current; a first switch unit including a control terminal, an input terminal and an output terminal, the control terminal of the first switch unit being connected to an output terminal of the sampling and conditioning unit, and the input terminal of the first switch unit being connected to the output terminal of the pixel driving circuit; a compensation unit including an input terminal and an output terminal, the input terminal of the compensation unit being connected to the output terminal of the first switch unit, and the output terminal of the compensation unit being connected to the data line.
    Type: Application
    Filed: June 4, 2021
    Publication date: September 23, 2021
    Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Zhen HUANG, Dake YANG, Dong REN, Gang LIU, Xiang ZHAO, Hui ZHU