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Systems and methods for vessel position reporting and monitoring

  • US 9,842,504 B2
  • Filed: 05/09/2017
  • Issued: 12/12/2017
  • Est. Priority Date: 06/30/2015
  • Status: Active Grant
First Claim
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1. A method of transmitting a message that identifies a geographical position from a transmitter device, the method comprising:

  • storing one or more prior geographical positions of the transmitter device in a memory;

    selecting a predetermined point layout from a plurality of predetermined point layouts, each of the plurality of predetermined point layouts comprising a plurality of predefined point positions;

    associating each of one or more prior geographical positions to respective nearest predefined point positions in the predetermined point layout to generate a track history;

    encoding the track history to generate an encoded track history;

    generating the message comprising the encoded track history; and

    transmitting the message.

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