Patents by Inventor Hun Cheol Lee

Hun Cheol Lee 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).

  • Apparatus for controlling color temperature
    Patent number: 8493514
    Abstract: Disclosed is the apparatus for controlling color temperature enabling the color region determiner to determine whether the inputted chroma signal value in pixels belongs to a pre-set achromatic color region or a chromatic color region, and the color temperature corrector to correct the chroma signal gains according to the determined achromatic color region or chromatic color region.
    Type: Grant
    Filed: July 16, 2008
    Date of Patent: July 23, 2013
    Assignee: LG Electronics Inc.
    Inventors: Yoon Seok Choi, Hun Cheol Lee, Hak Tae Kim
  • APPARATUS FOR CONTROLLING COLOR TEMPERATURE
    Publication number: 20090021647
    Abstract: Disclosed is the apparatus for controlling color temperature enabling the color region determiner to determine whether the inputted chroma signal value in pixels belongs to a pre-set achromatic color region or a chromatic color region, and the color temperature corrector to correct the chroma signal gains according to the determined achromatic color region or chromatic color region.
    Type: Application
    Filed: July 16, 2008
    Publication date: January 22, 2009
    Inventors: Yoon Seok CHOI, Hun Cheol Lee, Hak Tae Kim