Virtual button for touch screen

  • US 4,914,624 A
  • Filed: 05/06/1988
  • Issued: 04/03/1990
  • Est. Priority Date: 05/06/1988
  • Status: Expired due to Term
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First Claim
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1. A method for creating a virtual push button at a touch sensitive orthogonal data field input device used in conjunction with a computing system in which a touch action at the device generates a stream of data related to a location within a field of the touch action, the method including the steps of:

  • sensing an onset of a first touch action at the device and monitoring a continuity thereof,sensing an occurrence of a second predetermined condition,generating the virtual push button upon concurrence of sensed touch action continuation of the first touch action and sensed occurrence of the second predetermined condition.

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