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Interactive optical cards and other hand-held devices with increased connectivity

  • US 7,627,879 B2
  • Filed: 10/22/2007
  • Issued: 12/01/2009
  • Est. Priority Date: 01/22/1999
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • optically receiving on a hand-held device a modulated video signal, the modulated video signal including auxiliary data modulated in the modulated video signal in a substantially invisible way;

    decoding the modulated video signal on the hand-held device to reproduce the auxiliary data;

    comparing the auxiliary data against prestored data on the hand-held device to determine whether a data match was identified;

    enabling a prestored promotional opportunity within read only memory of the handheld device when the data match was identified; and

    allocating one or more points on the hand-held device based on the enabling of the prestored promotional opportunity.

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