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Water friend or foe system for global vessel identification and tracking

  • US 7,979,088 B2
  • Filed: 08/13/2007
  • Issued: 07/12/2011
  • Est. Priority Date: 08/13/2007
  • Status: Expired due to Fees
First Claim
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1. A method for tracking marine vessels, the method comprising:

  • encoding, at a Water Friend or Foe System (WFFS) issuer, one or more Subscriber Identity Module (SIM) cards with secure identity information for a marine vessel;

    the WFFS issuer supplying the one or more SIM cards to a SIM card reader on the marine vessel, wherein the SIM card reader is configured to read and write data between the one or more SIM cards and a WFFS system on the marine vessel;

    the WFFS system on the marine vessel pinpointing a real-time vessel location of the marine vessel;

    in response to the WFFS system on the marine vessel detecting an anomaly, transmitting an alarm signal to the WFFS tracking station.

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