Patents by Inventor Joon-kyu Kim

Joon-kyu Kim 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).

  • Technique for backlight compensation by selecting most appropriate compensation area and controlling iris in accordance with luminance level thereof
    Patent number: 5963254
    Abstract: A technique for backlight compensation in a monitoring camera performs automatic backlight compensation without any need for manually redesignating a backlight compensation area, despite changes in ambient illumination, by selecting the most appropriate backlight compensation area for changes in the ambient illumination and the movement of an object from among a plurality of predetermined backlight compensation areas and controlling an iris on the basis of the luminance signal level of the selected backlight compensation area, to thereby control the luminance signal level.
    Type: Grant
    Filed: August 12, 1996
    Date of Patent: October 5, 1999
    Assignee: SamSung Electronics Co., Ltd.
    Inventors: Joon-kyu Kim, Ki-young Choi