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TEXTURED PATTERN SENSING AND DETECTION, AND USING A CHARGE-SCAVENGING PHOTODIODE ARRAY FOR THE SAME

  • US 20110261191A1
  • Filed: 12/17/2009
  • Published: 10/27/2011
  • Est. Priority Date: 12/17/2009
  • Status: Active Grant
First Claim
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1. A system for imaging a textured surface comprising:

  • a photoreceptor array including;

    at least a first photoreceptor and a second photoreceptor, each configured to receive electromagnetic radiation reflected from the textured surface and to generate a signal corresponding thereto;

    wherein the photoreceptor array is configured to detect an image of the textured surface based on the relative difference between the time of arrival of the signals from the first and second photoreceptors.

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