Patent Number: 7,042,396

Title: Position location using digital audio broadcast signals

Abstract: A method, apparatus, and computer-readable media for determining the position of a user terminal comprises receiving, at the user terminal, a digital audio broadcast signal; and determining 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.

Inventors: Omura; Jimmy K. (San Francisco, CA), Spilker, Jr.; James J. (Woodside, CA)

Assignee: Rosom Corporation

International Classification: G01S 3/02 (20060101)

Expiration Date: 5/09/02018