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OBJECT POSITION DETECTOR WITH EDGE MOTION FEATURE AND GESTURE RECOGNITION

  • US 20080041640A1
  • Filed: 10/29/2007
  • Published: 02/21/2008
  • Est. Priority Date: 06/08/1992
  • Status: Active Grant
First Claim
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1. A method for responding to a multiple-presence gesture using a touch-sensor, the method comprising:

  • detecting a first presence of an object proximate to the touch-sensor;

    detecting a second presence of an object proximate to the touch-sensor, the second presence starting after a beginning of the first presence and overlapping in time with, the first presence; and

    initiating a gesture signal indicating the occurrence of a multiple-presence gesture responsive to each of a set of criteria being met, the set of criteria comprising the second presence starting after a beginning of the second presence and overlapping in time with, the first presence.

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