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System for detecting radio-frequency identification tags

  • US 20050099302A1
  • Filed: 11/10/2003
  • Published: 05/12/2005
  • Est. Priority Date: 11/10/2003
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • a plurality of radio frequency (RF) antennas set up to provide one or more interrogation corridors; and

    a RF reader coupled to the plurality of antennas, the RF reader having a transmitter/receiver (T/R) port that provides each of the antennas with RF power to produce interrogation fields within the interrogation corridors.

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