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OPTICAL ELEMENT AND TOUCH SENSOR

  • US 20100117988A1
  • Filed: 11/12/2008
  • Published: 05/13/2010
  • Est. Priority Date: 11/12/2008
  • Status: Abandoned Application
First Claim
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1. A touch sensor for a touch display, comprising:

  • an optical element including at least one electrically conductive layer, the at least one electrically conductive layer being partially reflective and partially transmissive with respect to incident light; and

    sensing circuitry electrically coupled to the at least one electrically conductive layer to determine positioning of a finger, hand or other type of pointing device relative to the optical element.

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