Patents by Inventor Chansik Noh

Chansik Noh 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).

  • Testing device of display module, testing system including the same, and testing method using the same
    Patent number: 11409395
    Abstract: A testing device for testing a display module may include touch test pads electrically connected to touch pads of a display module, a first power test pad and a second power test pad electrically connected to a first power pad and a second power pad of the display module, a voltage generator providing a first test power voltage and a second power test voltage to the first power test pad and second power test pad, and a capacitance measurement circuit measuring capacitance between the first power test pad and second power test pad.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: August 9, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Il Ho Lee, Sanghyuk Kwon, Yeongbin Kim, Chansik Noh, Eunchul Shin, Sangmin Choi
  • TESTING DEVICE OF DISPLAY MODULE, TESTING SYSTEM INCLUDING THE SAME, AND TESTING METHOD USING THE SAME
    Publication number: 20200192524
    Abstract: A testing device for testing a display module may include touch test pads electrically connected to touch pads of a display module, a first power test pad and a second power test pad electrically connected to a first power pad and a second power pad of the display module, a voltage generator providing a first test power voltage and a second power test voltage to the first power test pad and second power test pad, and a capacitance measurement circuit measuring capacitance between the first power test pad and second power test pad.
    Type: Application
    Filed: October 29, 2019
    Publication date: June 18, 2020
    Inventors: Il Ho Lee, Sanghyuk Kwon, Yeongbin Kim, Chansik Noh, Eunchul Shin, Sangmin Choi