Abstract:The low reliability of estimation to widelane ambiguity is mainly caused by pseudo-range multipath error. Therefor, a new method based on Kalman filter is proposed to separate multipath error from widelane ambiguity in real time. This method can get reliable ambiguity in short time when the multipath error is modeled as first order Gauss-Markov process. The validity and reliability of proposed method are confirmed with experiments.
范建军; 雍少为; 王飞雪. 基于卡尔曼滤波的多径误差消除及双频模糊度快速估计方法研究[J]. 电子与信息学报, 2008, 30(5): 1075-1079 .
Fan Jian-jun; Yong Shao-wei; Wang Fei-xue. Study on Multipath Mitigation and Dual-frequency Fast Ambiguity Estimation Based on Kalman Filter. , 2008, 30(5): 1075-1079 .