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DUAL TRANSPONDER RADIO FREQUENCY IDENTIFICATION

  • US 20120019363A1
  • Filed: 05/17/2011
  • Published: 01/26/2012
  • Est. Priority Date: 05/17/2010
  • Status: Active Grant
First Claim
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1. A radio frequency identification (“

  • RFID”

    ) tag configured to communicate wirelessly with a RFID reader, the RFID tag comprising;

    a far field (“

    FF”

    ) transponder, comprising;

    FF circuitry configured to access FF data; and

    a FF antenna configured to define a FF read range; and

    a near field (“

    NF”

    ) transponder, comprising;

    NF circuitry configured to access NF data; and

    a NF antenna configured to define a NF read range that is smaller than the FF read range.

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