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Verification of an item

  • US 9,342,722 B1
  • Filed: 10/09/2014
  • Issued: 05/17/2016
  • Est. Priority Date: 10/09/2014
  • Status: Expired due to Fees
First Claim
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1. A method for verification of an item, comprising:

  • reading out, by a controller comprising a processor from an antenna array comprising a plurality of individual antenna elements that is configured to overlay an item that generates radio frequency (RF) emissions, signals that quantify the RF emissions received by antenna elements from the item;

    generating an ad hoc RF emission signature based on the signals;

    accessing a predetermined RF emission signature associated with the item;

    comparing the ad hoc RF emission signature and the predetermined RF emission signature to determine a verification status; and

    performing a verification action based on the verification status.

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