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Interrogator and interrogation system employing the same

  • US 20050201450A1
  • Filed: 03/03/2005
  • Published: 09/15/2005
  • Est. Priority Date: 03/03/2004
  • Status: Active Grant
First Claim
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1. A control and processing system, comprising:

  • a correlation subsystem configured to correlate a reference code with a reply code from a radio frequency identification (RFID) tag and provide a correlation signal therefrom; and

    a decision subsystem configured to verify a presence of said RFID tag as a function of said correlation signal.

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