26th Congress of International Council of the Aeronautical Sciences
including the 8th AIAA Aviation Technology, Integration, and Operations (ATIO) Conference
14 - 19 September 2008, Anchorage, Alaska, USA
Paper ICAS2008-P6.11

ATTITUDE ACCURACY IMPROVEMENT OF ULTRA LOW-GRADE MEMS INS USING ALIGNMENT OF GPS ANNTENA

M. Naruoka
Univ. of Tokyo, Japan

Keywords: INS/GPS Integration, MEMS, Sensor Fusion, Kalman Filtering, Low Cost Navigation

This paper proposes a method to improve the attitude accuracy estimated by an ultra low-grade MEMS INS with integration of a GPS receiver using its antenna alignment. The method enhances the observability of the attitude, and the advantage of the proposed method is shown experimentally.

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