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Interrogator and interrogation system employing the same

DC CAFC
  • US 9,996,717 B2
  • Filed: 05/08/2017
  • Issued: 06/12/2018
  • Est. Priority Date: 03/03/2003
  • Status: Expired due to Term
First Claim
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1. An interrogation system, comprising:

  • an antenna configured to receive a first signal and a second signal from a first object and a second object, respectively, in close unobstructed proximity; and

    a control and processing subsystem configured to discern a presence of said first object and said second object from said first signal and said second signal, respectively, as said first object and said second object moves with respect to said antenna.

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