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RFID testing and classification systems and methods

  • US 7,411,498 B2
  • Filed: 04/07/2005
  • Issued: 08/12/2008
  • Est. Priority Date: 04/07/2005
  • Status: Active Grant
First Claim
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1. A radio frequency identification (RFID) test system comprising:

  • a transmission system for providing a radio frequency signal to a plurality of RFID devices;

    a plurality of radio frequency detectors configured to detect a response to the radio frequency signal from the corresponding RFID devices; and

    a circuit coupled to the radio frequency detectors and adapted to determine whether each of the plurality of RFID devices is operational based on whether the response was detected by the corresponding radio frequency detector, wherein the RFID device is deemed operational if the response was detected and without the circuit decoding all of the response.

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