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Method for characterizing the radio link of RFID tags

  • US 8,412,109 B2
  • Filed: 02/18/2008
  • Issued: 04/02/2013
  • Est. Priority Date: 02/16/2007
  • Status: Active Grant
First Claim
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1. A method for characterizing a radio link, comprising utilizing a radio frequency interrogator and a first wireless radio frequency transponder, the response of which in an essentially anechoic space is known, comprising(a) measuring the response of the first wireless radio frequency transponder in a target environment using a chosen interrogator-transponder geometry,(b) calculating a deviation between the responses of the radio frequency wireless transponder in the target environment and in the essentially anechoic space for characterizing the radio link established in the target environment.

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