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A Roll Rate Estimation Method Using GNSS Signals for Spinning Vehicles

GNSS 신호를 이용한 회전체의 롤 회전 속도 추정 기법

  • Published : 2008.07.01

Abstract

This paper proposes a roll rate estimation method for spinning vehicles. The carrier phase and frequency variations caused by spinning of vehicles are observed and the roll rate estimator is designed on the observation. The roll rate estimator consists of phase detector and zero crossing counter. The phase detector computes phase variation using in-phase and quadrature value from the correlator. By using zero crossing counter, the roll rate can be estimated since the output of phase detector is changed in proportion to the roll rate. Experiment a results show that estimated roll rate error is smaller than 0.0578Hz.

Keywords

References

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