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RFID tag, antenna, and printer system

  • US 6,899,476 B1
  • Filed: 06/07/2004
  • Issued: 05/31/2005
  • Est. Priority Date: 09/12/2003
  • Status: Active Grant
First Claim
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1. A printer system, comprising:

  • a roll of labels, wherein each label comprises a radio frequency identification (RFID) tag;

    an RFID reader system comprising;

    an RFID reader; and

    an RFID antenna module coupled to the RFID reader, wherein the RFID antenna module comprises;

    two electrical conductors, each having a first end and a second end;

    a resistive element coupled to the second ends of the two conductors; and

    a phase splitter coupled between the first ends of the two conductors and the RFID reader; and

    a print head, wherein the RFID antenna is between the roll of labels and the print head.

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