×

TOUCHPAD USING A COMBINATION OF TOUCHDOWN AND RADIAL MOVEMENTS TO PROVIDE CONTROL SIGNALS

  • US 20080273017A1
  • Filed: 05/05/2008
  • Published: 11/06/2008
  • Est. Priority Date: 05/04/2007
  • Status: Abandoned Application
First Claim
Patent Images

1. A method for changing at least one control parameter by using a touchpad, said method comprising the steps of:

  • 1) providing a circular touchpad that is capable of detecting and tracking movement of a pointing object along a surface thereof, wherein the touchpad has at least one region that controls input for at least one control parameter;

    2) performing touchdown of a pointing object in a center area of the touchpad; and

    3) moving the pointing object from the center area towards an outer perimeter of the at least one region to thereby change the at least one control parameter.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×