Patents by Inventor Je Jong Lee

Je Jong 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).

  • Method and apparatus for recording/reproducing data on/from a recording medium
    Patent number: 7983134
    Abstract: A method and apparatus for recording/reproducing data is disclosed. The apparatus for recording/reproducing data comprises a diffraction element splitting light diffracted or reflected from a recording medium into a main beam and first and second sub beams, the main beam and the first and second sub beams having no interference from one another; a light-receiving part detecting the main beam and the first and second sub beams; and a controller controlling a position of the diffraction element based on at least one light capacity of the detected beams or the detected position.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: July 19, 2011
    Assignee: LG Electronics Inc.
    Inventors: Je Jong Lee, Hyung Jun Lim
  • Method and apparatus for recording/reproducing data on/from a recording medium
    Publication number: 20090213716
    Abstract: A method and apparatus for recording/reproducing data is disclosed. The apparatus for recording/reproducing data comprises a diffraction element splitting light diffracted or reflected from a recording medium into a main beam and first and second sub beams, the main beam and the first and second sub beams having no interference from one another; a light-receiving part detecting the main beam and the first and second sub beams; and a controller controlling a position of the diffraction element based on at least one light capacity of the detected beams or the detected position.
    Type: Application
    Filed: February 12, 2009
    Publication date: August 27, 2009
    Inventors: Je Jong Lee, Hyung Jun Lim