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UNIQUE IDENTIFICATION OF DEVICES USING COLOR DETECTION

  • US 20110121950A1
  • Filed: 01/31/2011
  • Published: 05/26/2011
  • Est. Priority Date: 01/31/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • displaying an optical indicator;

    receiving data from a device in response to the optical indicator, the data being representative of a detected signal on the device based at least in part on the optical indicator; and

    determining that the device is a target device for communication based at least in part on the received data from the device and the displayed optical indicator.

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