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Multiple, moveable, customizable virtual pointing devices

  • US 5,790,104 A
  • Filed: 06/25/1996
  • Issued: 08/04/1998
  • Est. Priority Date: 06/25/1996
  • Status: Expired due to Term
First Claim
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1. A method for directing a computer system, having at least a processor, memory, and touchscreen, to create multiple, moveable virtual pointing devices, comprising the steps of:

  • (a) detecting at least two hands placed on the touchscreen;

    (b) creating a virtual pointing device under at least a portion of each hand positioned on the touchscreen;

    (c) in response to detecting a first hand no longer being positioned on the touchscreen, determining if at least one of the other hands is no longer being positioned on the touchscreen; and

    (d) in response to two or more of the hands not concurrently being positioned on the touchscreen and detecting at least one of the hands being re-positioned on the touchscreen, determining which virtual pointing device belongs to the re-positioned hand.

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