Patents Represented by Attorney, Agent or Law Firm Joe H. Shalkenburger
  • Patent number: 6392638
    Abstract: The present invention discloses an information processing apparatus comprising a display device to display images and a touch panel device to output signals for a depressing position and a depressing pressure. The images of the icons that are displayed are changed depending on the output from the touch panel device. The composite icon display control is determined for the depressing pressure level information as the comparison result of the depressing pressure and reference depressing pressure and depressing position change information as the monitoring result of depressing position in addition to the depressing position information of the touch panel device. When the touch panel is depressed with a weak pressure, the icon corresponding to the depressing position is displayed in the highlight display mode.
    Type: Grant
    Filed: January 13, 1999
    Date of Patent: May 21, 2002
    Assignee: Sony Corporation
    Inventors: Mitsuru Hanajima, Jochiku Muraoka