Patents by Inventor Cheon Suck Lee

Cheon Suck 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).

  • Touch panel for display device
    Patent number: 7436393
    Abstract: A touch panel for a display device integrates functionality provided by resistive-type and EM-type touch panels. The touch panel is integrated with the display device and includes a resisitve-type touch panel arranged above the display device and an EM-type touch panel arranged below the display device.
    Type: Grant
    Filed: November 12, 2003
    Date of Patent: October 14, 2008
    Assignee: LG Display Co., Ltd.
    Inventors: Hee Jung Hong, Nam Yong Kong, Tae Ho You, Hee Jeong Park, Cheon Suck Lee
  • Method for driving a touch panel device
    Patent number: 7209125
    Abstract: A method for driving a touch panel that detects and compensates a double touch includes sequentially inputting coordinate values of touched points on the touch panel at predetermined time intervals, measuring a variation of the inputted coordinate values, determining the inputted coordinate values as a double touch when the measured variation is greater than a predetermined value, and compensating the inputted coordinate values if determined as a double touch.
    Type: Grant
    Filed: December 22, 2003
    Date of Patent: April 24, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Nam Yong Kong, Cheon Suck Lee
  • Method for driving a touch panel device
    Publication number: 20040130537
    Abstract: A method for driving a touch panel that detects and compensates a double touch includes sequentially inputting coordinate values of touched points on the touch panel at predetermined time intervals, measuring a variation of the inputted coordinate values, determining the inputted coordinate values as a double touch when the measured variation is greater than a predetermined value, and compensating the inputted coordinate values if determined as a double touch.
    Type: Application
    Filed: December 22, 2003
    Publication date: July 8, 2004
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Nam Yong Kong, Cheon Suck Lee
  • Touch panel for display device
    Publication number: 20040104899
    Abstract: A touch panel for a display device integrates functionality provided by resistive-type and EM-type touch panels. The touch panel is integrated with the display device and includes a resisitve-type touch panel arranged above the display device and an EM-type touch panel arranged below the display device.
    Type: Application
    Filed: November 12, 2003
    Publication date: June 3, 2004
    Inventors: Hee Jung Hong, Nam Yong Kong, Tae Ho You, Hee Jeong Park, Cheon Suck Lee