Patents by Inventor Il-gyeon Ryu

Il-gyeon Ryu 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).

  • Patent number: 7280165
    Abstract: An apparatus and method for controlling a convergence of a projection television includes a pattern generator which generates R, G, and B video patterns used for controlling the convergence and then outputs the R, G, and B video patterns to a display, and a controller which compares position coordinates and luminance levels of the R, G, and B video patterns with position coordinates and luminance levels of reference R, G, and B video patterns to adjust the luminance levels of the R, G, and B video patterns to the luminance levels of the reference R, G, and B video patterns.
    Type: Grant
    Filed: June 14, 2004
    Date of Patent: October 9, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Il-gyeon Ryu, Jae-seung Shim
  • Publication number: 20040252248
    Abstract: An apparatus and method for controlling a convergence of a projection television includes a pattern generator which generates R, G, and B video patterns used for controlling the convergence and then outputs the R, G, and B video patterns to a display, and a controller which compares position coordinates and luminance levels of the R, G, and B video patterns with position coordinates and luminance levels of reference R, G, and B video patterns to adjust the luminance levels of the R, G, and B video patterns to the luminance levels of the reference R, G, and B video patterns.
    Type: Application
    Filed: June 14, 2004
    Publication date: December 16, 2004
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Il-gyeon Ryu, Jae-seung Shim