Mode determination for mobile GPS terminals
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United States of America Patent
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Mar 9, 2004
Grant Date -
Oct 24, 2002
app pub date -
Feb 21, 2002
filing date -
Feb 21, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
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