SYSTEMS AND METHODS FOR MAINTAINING CLOCK BIAS ACCURACY IN A HYBRID POSITIONING SYSTEM
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United States of America Patent
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Issued Date -
Mar 4, 2010
app pub date -
Jun 5, 2009
filing date -
Jun 6, 2008
priority date (Note) -
Abandoned
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Abstract
This disclosure describes systems and methods for maintaining clock bias accuracy in a hybrid positioning system. In some embodiments, the method to maintain the stability of an internal clock of an satellite positioning system receiver by using WLAN access points (APs) can include maintaining the internal clock accuracy of a satellite positioning system receiver by using one or more WLAN APs as a reference.
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