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Enhancement antenna for article identification

  • US 6,814,284 B2
  • Filed: 02/04/2003
  • Issued: 11/09/2004
  • Est. Priority Date: 02/04/2002
  • Status: Expired due to Fees
First Claim
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1. An article identification system, comprising:

  • a transponder coupled to an article and operable to;

    receive a request signal from a transceiver, the request signal operable to request information corresponding to the article; and

    generate an output signal in response to the request signal, the output signal comprising the information corresponding to the article; and

    a loop antenna proximate to and separate from the transponder, the loop antenna operable to enhance the output signal, the transceiver operable to detect the enhanced output signal and receive the information corresponding to the article, the transponder coupled to a surface defining a surface plane, the loop antenna comprising one or more loops, at least one loop of the one or more loops disposed on a loop antenna plane distinct from the surface plane.

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