Patents by Inventor Jeong H. Park

Jeong H. Park 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).

  • Apparatus for converting aspect ratio and number of scanning lines of a video signal
    Patent number: 5231490
    Abstract: The present invention relates to an apparatus for converting aspect ratio and number of scanning lines of a video signal for converting the received HDTV video signal having aspect ratio of 9 to 16 and scanning lines above 1050 into a TV video signal of NTSC standard of a zoom-up mode and a wide mode. A converting apparatus of the present invention comprises input controller(s) for controlling the field memory to write the HDTV video signal into the field memory, and output controller(s) for selecting the HDTV video signal written into the field memory according to plural modes (mode l through mode N) corresponding to the sorts of aspect ratio and scanning lines of converting video signal to be output as the NTSC TV video signal.
    Type: Grant
    Filed: December 6, 1991
    Date of Patent: July 27, 1993
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jeong H. Park
  • MUSE/NTSC standard converter
    Patent number: 5212550
    Abstract: A MUSE/NTSC standard converter is disclosed for converting an HDTV broadcast signal, transmitted with the MUSE standard, to be watched through an NTSC standard television set. The converter provides two modes through a filter for converting a number of lines, united with one hardware, different from the prior art, using each of the hardwares to convert into a zoom-up mode and a wide mode.
    Type: Grant
    Filed: December 13, 1991
    Date of Patent: May 18, 1993
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jeong H. Park