Thread: Discussion AP UAV methodology.
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Old Aug 25, 2008, 09:18 AM
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Szčkelyföld, Transylvania (RO)
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NMEA messages from GPS module already contain the heading and speed. The GPS module calculates these parameters from successive position measurements. The positioning accuracy is a couple of meters but the difference between two position measurement has only a little error (couple of cm) so the speed and heading is decently accurate. Heading is more accurate with higher speed.
For an integrated GPS/3xGyro/Accelero module I would recommend to look at:
http://www.xsens.com/en/products/mac...otion/mtig.php
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