【摘要】 提出运用非线性扩张观测器滤波的方法,对所获得的卫星定位信号进行了快速跟踪和滤波处理,提高了导航算法的实时性。与卡尔曼滤波方法相比较,这一方法能够更好地反映信息的实时变化和给出更好的跟踪滤波结果。更多还原

【Abstract】 To trace and filter satellite location signals, a calculation method of filter for GNSS based on the exteusion obsever is given. The result is in line with the real-time navigation calculation. This method can outline the changes and trace the GNSS compared with Kalman Filter.更多还原