Patents by Inventor Doo-Sub Choi

Doo-Sub 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).

  • Publication number: 20240121984
    Abstract: A display device including a pixel electrode, and a pixel circuit electrically connected to the pixel electrode. The pixel circuit includes a first transistor including sub-transistors electrically connected to each other through a first common node, a second transistor including sub-transistors electrically connected to each other through a second common node, a first electrode electrically connecting the first common node with the second common node, and a second electrode disposed to overlap the first electrode and electrically connected to a direct current power source.
    Type: Application
    Filed: August 25, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Han Bit KIM, Keun Woo KIM, Doo Na KIM, Sang Sub KIM, Chan Yeob SEOL, Jae Hwan CHU, Sang Gun CHOI
  • Patent number: 8939630
    Abstract: A backlight assembly includes a light guide plate, a light source module spaced apart by a gap from the guide plate, a receiving container and a gap adjusting element. The gap adjusting element is inter-coupled between the receiving container and the light source module and is actuatable to adjust the gap distance between the light source module and the light guide plate. Accordingly, a display quality may be prevented from being decreased, and the productivity may be enhanced.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Mo Kwon, Dong-Sung Im, Jae-Kook Kim, Geun-kyu Song, Seok-Kun Yoon, Yong-Hwan Kim, Doo-Sub Choi, Jang-Mi Lee, Jong-Hyun Sim
  • Publication number: 20120287666
    Abstract: A backlight assembly includes a light guide plate, a light source module spaced apart by a gap from the guide plate, a receiving container and a gap adjusting element. The gap adjusting element is inter-coupled between the receiving container and the light source module and is actuatable to adjust the gap distance between the light source module and the light guide plate. Accordingly, a display quality may be prevented from being decreased, and the productivity may be enhanced.
    Type: Application
    Filed: March 30, 2012
    Publication date: November 15, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-Mo KWON, Dong-Sung Im, Jae-Kook Kim, Geun-kyu Song, Seok-Kun Yoon, Yong-Hwan Kim, Doo-Sub Choi, Jang-Mi Lee, Jong-Hyun Sim