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Position location using digital audio broadcast signals

  • US 20050015162A1
  • Filed: 12/18/2003
  • Published: 01/20/2005
  • Est. Priority Date: 08/17/2001
  • Status: Active Grant
First Claim
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1. An apparatus for determining the position of a user terminal, comprising:

  • a receiver adapted to receive, at the user terminal, a digital audio broadcast signal; and

    a pseudo-range unit adapted to determine a pseudo-range between the user terminal and a transmitter of the digital audio broadcast signal based on a known component of the digital audio broadcast signal;

    wherein the position of the user terminal is determined based on the pseudo-range between the user terminal and the transmitter of the digital audio broadcast signal and a location of the transmitter of the digital audio broadcast signal.

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