Patents by Inventor Kwang-Cheol Chol

Kwang-Cheol Chol 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).

  • PORTABLE COMMUNICATION TERMINAL HAVING DISPLAY UNIT USING PANEL-TYPE WAVEGUIDE
    Publication number: 20080039151
    Abstract: Disclosed is a portable communication terminal having a display unit using a panel-type waveguide. The portable communication terminal includes a body having an optical unit; a panel-type waveguide having a display unit mounted on the body while facing the body, displaying a source image emitted by the optical unit; and an information input/output device positioned in parallel with the panel-type waveguide while being adjacent to the display unit.
    Type: Application
    Filed: August 13, 2007
    Publication date: February 14, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Soo Kim, Byung-Duck Cho, Kang-Hoon Lee, In-Kwon Kang, Kwang-Cheol Chol, Young-Shik Shin, Jae-Ho Kim