Activating virtual keys of a touch-screen virtual keyboard

  • US 20060085757A1
  • Filed: 09/16/2005
  • Published: 04/20/2006
  • Est. Priority Date: 07/30/2004
  • Status: Active Grant
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First Claim
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1. A method of operating a touch screen to activate one of a plurality of virtual GUI items, comprising:

  • determining a touch location based on location data pertaining to touch input on the touch screen, wherein the touch input is intended to activate one of the plurality of virtual GUI items;

    for each of the plurality of virtual GUI items, each virtual GUI items having a set of at least one GUI item location corresponding to it, determining a parameter for that virtual GUI item that relates the touch location and the set of at least one item location corresponding to that virtual GUI item;

    processing the determined parameters to determine one of the virtual GUI items; and

    generating a signal indicating activation of the determined one of the virtual GUI items.

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