Targeted data transmission and location services using digital television signaling
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United States of America Patent
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Nov 29, 2005
Grant Date -
Jul 22, 2004
app pub date -
Sep 30, 2003
filing date -
Feb 2, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method, apparatus, and computer-readable media comprise receiving a broadcast digital television signal comprising data relevant to one or more particular locations; generating a pseudorange based on the broadcast digital television signal; and determining location of an apparatus based on the pseudorange and a location of a transmitter of the broadcast digital television signal, and selecting a portion of the data relevant to the one or more particular locations based on the determined location of the apparatus.
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