Patents by Inventor Kwon-Euy Song

Kwon-Euy Song 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).

  • Color mixing apparatus for reflective displays facilitating design of projection lens
    Patent number: 6330114
    Abstract: A color mixing apparatus for reflective displays facilitating design of a projection lens is provided, in which a prism angle of each TIR prism is designed to have the magnitude of 37° through 38°, and an incident angle with respect to each color light is adjusted into the magnitude of 39° through 40°, to thereby facilitate the design of the projection lens. The color mixing apparatus is used for designing a three-plate projection television using reflective display devices.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: December 11, 2001
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-Chan Park, Kwon-Euy Song