Patents by Inventor Chel-Woon Youn

Chel-Woon Youn 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).

  • Semiwide-screen television receiver
    Patent number: 6188449
    Abstract: A semiwide-screen television receiver which can provide a horizontally extended picture on a screen. The receiver receives and displays on a cathode ray tube (CRT) an image signal having a 12:9 screen aspect ratio (AR), and includes a cathode ray tube having a horizontal dimension which is larger than that of a conventional CRT having a 4:3 screen aspect ratio. A deflection unit including an inductance variation device for adjusting the inductance value of a horizontal deflection coil is provided, so as to minimize an inductance dispersion of the deflection unit.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: February 13, 2001
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-Wan Hong, Chel-Woon Youn, Sung-Pyo Hong