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Compact protocol and solution for substantially offline messaging between portable consumer device and base device

  • US 8,011,570 B2
  • Filed: 03/09/2010
  • Issued: 09/06/2011
  • Est. Priority Date: 09/13/2002
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a message code at a base device from a portable device wherein the portable device was used to complete a purchase;

    receiving transaction information for the purchase;

    analyzing the message code using a dictionary database to determine a meaning corresponding to the message code;

    generating a message using the meaning corresponding to the message code and the transaction information; and

    providing the message to a consumer associated with the portable device.

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