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GUARD SPOT BEAMS TO DETER SATELLITE-BASED AUTHENTICATION SYSTEM SPOOFING

  • US 20130014216A1
  • Filed: 03/28/2011
  • Published: 01/10/2013
  • Est. Priority Date: 03/28/2011
  • Status: Active Grant
First Claim
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1. A method for a transmission-based authentication system, the method comprising:

  • transmitting, from at least one transmission source, an authentication signal and at least one guard signal;

    receiving, from at least one receiving source, at least one resultant signal, wherein the at least one resultant signal includes at least one of the authentication signal and the at least one guard signal; and

    authenticating, with at least one authenticator device, at least one claimant by evaluating the resultant signal the claimant receives from the receiving source.

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