Patents by Inventor Cheol Gon CHOI

Cheol Gon CHOI 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).

  • Touch sensing unit, display device including the touch sensing unit, and method of aging the touch sensing unit
    Patent number: 11237688
    Abstract: A touch sensing unit includes a base layer including a touch sensing area and a touch peripheral area, a touch electrode disposed in the touch sensing area, a touch line disposed in the touch peripheral area and electrically connected to the touch electrode, an inspection pad disposed in a pad area located at one side of the touch peripheral area, and an inspection thin film transistor disposed in the pad area and electrically connected to the touch line and the inspection pad.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: February 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chan Wook Shim, Sang Hyuk Kwon, Jong Yeul Park, Jae Yoon Jung, Duc Han Cho, Cheol Gon Choi
  • TOUCH SENSING UNIT, DISPLAY DEVICE INCLUDING THE TOUCH SENSING UNIT, AND METHOD OF AGING THE TOUCH SENSING UNIT
    Publication number: 20200293134
    Abstract: A touch sensing unit includes a base layer including a touch sensing area and a touch peripheral area, a touch electrode disposed in the touch sensing area, a touch line disposed in the touch peripheral area and electrically connected to the touch electrode, an inspection pad disposed in a pad area located at one side of the touch peripheral area, and an inspection thin film transistor disposed in the pad area and electrically connected to the touch line and the inspection pad.
    Type: Application
    Filed: January 27, 2020
    Publication date: September 17, 2020
    Inventors: Chan Wook SHIM, Sang Hyuk KWON, Jong Yeul PARK, Jae Yoon JUNG, Duc Han CHO, Cheol Gon CHOI
  • Aging system and method for operating the same
    Patent number: 10726780
    Abstract: An aging system includes panel groups each including display panels, an auxiliary board including the panel groups disposed thereon, and an aging device for supplying aging signals to the display panels through line boards to perform aging on the display panels, where the aging device supplies switch signals respectively to the display panels through the line boards, where each of the display panels includes a switch unit for supplying the aging signal to a pixel unit according to the switch signal.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: July 28, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chan Wook Shim, Wan Bae Park, Eun Chul Shin, Il Ho Lee, Cheol Gon Choi, Tae Yong Kim, Hyung Chul Kim
  • AGING SYSTEM AND METHOD FOR OPERATING THE SAME
    Publication number: 20190080647
    Abstract: An aging system includes panel groups each including display panels, an auxiliary board including the panel groups disposed thereon, and an aging device for supplying aging signals to the display panels through line boards to perform aging on the display panels, where the aging device supplies switch signals respectively to the display panels through the line boards, where each of the display panels includes a switch unit for supplying the aging signal to a pixel unit according to the switch signal.
    Type: Application
    Filed: April 5, 2018
    Publication date: March 14, 2019
    Inventors: Chan Wook SHIM, Wan Bae PARK, Eun Chul SHIN, Il Ho LEE, Cheol Gon CHOI, Tae Yong KIM, Hyung Chul KIM