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Navigation with satellite communications

  • US 7,586,438 B1
  • Filed: 04/18/2005
  • Issued: 09/08/2009
  • Est. Priority Date: 04/19/2004
  • Status: Active Grant
First Claim
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1. A system for communicating position information, the system comprising:

  • a plurality of reference stations operable to make navigation measurements, cycle ambiguities associated with multiple ones of the reference stations of the network; and

    one or more low earth orbit satellites operable to broadcast data responsive to the navigation measurements to multiple receivers;

    wherein the reference stations are operable to transmit the navigation measurements directly to the one or more satellites, and wherein the one or more satellites are operable to rebroadcast the navigation measurements on one or more beams.

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