True north heading estimator utilizing GPS output information and inertial sensor system output information
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United States of America Patent
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Apr 1, 1997
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N/A
app pub date -
Jan 24, 1995
filing date -
Jan 24, 1995
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Abstract
Inertial sensor information is combined with GPS information derived from satellite information signals separately received by a pair of GPS antennae and separately processed. This information is processed in a manner to arrive at the offset angle between the inertial sensor heading angle and true north.
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