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RFID ionosphere

  • US 8,604,928 B2
  • Filed: 06/19/2012
  • Issued: 12/10/2013
  • Est. Priority Date: 06/30/2006
  • Status: Active Grant
First Claim
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1. A computer-readable memory device having instructions stored thereon that, in response to execution by a mobile device, cause the mobile device to perform operations comprising:

  • querying a purchase transaction device to request a radio frequency identification (RFID) number associated with a purchase item;

    comparing the RFID number with a library of items associated with a plurality of RFID numbers to identify a description of the purchase item;

    combining the RFID number together with the description to form a composite file;

    querying the purchase transaction device with at least a portion of the composite file to determine an availability of the purchase item; and

    transmitting the composite file from the mobile device to the purchase transaction device to request the purchase item.

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