×

Precise local positioning systems using ground-based transmitters

  • US 20070194988A1
  • Filed: 02/22/2006
  • Published: 08/23/2007
  • Est. Priority Date: 02/22/2006
  • Status: Active Grant
First Claim
Patent Images

1. A method for determining a position solution, said method comprising:

  • using at least one ground transmitter for;

    transmitting a ranging signal with code modulation;

    receiving a signal from at least one of a satellite and a second ground transmitter;

    measuring a code phase of said received signal; and

    communicating said measured code phase to a rover; and

    excluding a base station.

View all claims
  • 8 Assignments
Timeline View
Assignment View
    ×
    ×