Magnetic compass calibration
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Oct 13, 1987
Grant Date -
N/A
app pub date -
Dec 11, 1985
filing date -
Dec 11, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and apparatus for providing a magnetic compass, and system to accurately calibrate the compass with a rotation of the vessel on which the compass is mounted through a single rotation of 360 degrees. The compass comprises gimballed field sensing elements, and processor to provide a signal which is corrected for compass offsets, for permanent magnetic field anomalies and for induced magnetic field anomalies.
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Cited Art Landscape
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