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RFID TAG READING APPARATUS AND METHOD

  • US 20100156604A1
  • Filed: 12/22/2008
  • Published: 06/24/2010
  • Est. Priority Date: 12/22/2008
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • identifying a known-ID-number set comprising at least two ID numbers of corresponding tags, where each ID number comprises a plurality of bit positions;

    calculating an entropy between each corresponding bit position in the known-ID-number set;

    identifying the bit position having a greatest entropy; and

    transmitting a reading query to the tags in a communication range, the reading query including a differential specific number corresponding to the bit position having the greatest entropy.

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