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METHOD AND DEVICE FOR COMMUNICATION USING AN OPTICAL SENSOR

  • US 20050057669A1
  • Filed: 09/12/2003
  • Published: 03/17/2005
  • Est. Priority Date: 09/12/2003
  • Status: Active Grant
First Claim
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1. A device for communication, comprising:

  • an optical sensor to capture an image; and

    a processor to identify or select a class of data in the image and to perform a predetermined function in response to the class of data.

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