Position location using broadcast digital television signals
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United States of America Patent
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app pub date -
Jun 14, 2004
filing date -
Feb 2, 2001
priority date (Note) -
Abandoned
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Abstract
A computer program product, apparatus, and method for determining the position of a user terminal. It includes receiving at the user terminal a plurality of digital television (DTV) broadcast signals from a plurality of DTV transmitters, determining a pseudo-range between the user terminal and each DTV transmitter based on the DTV broadcast signals, and determining a position of the user terminal based on the pseudo-ranges and a location of each of the DTV transmitters.
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