INS/GPS组合导航中实时模糊自适应滤波技术的研究

Research on Real-Time Fuzzy Adaptive Filtering Technology in INS/GPS Integrated Navigation System

针对INS/GPS组合导航系统,现有的滤波算法实时性不强、结构复杂,文章利用衰减记忆的方法提出了一种结构简单,适于实时计算的模糊自适应滤波算法,提高了系统的稳定性。仿真实验表明,这种算法在组合导航中具有高效率,高精度等优点,是一种实时有效的滤波算法。

In the INS/GPS integrated system,in order to deal with the problems on real-time and structures of existing filtering schemes a Fuzzy Adaptive Filter using declining memory filtering method is introduced.With simple structure,the proposed algorithm is feasible in real -time calculation and avoids the filter being unstable.The result of computer simulation indicates that it is useful with high effectiveness and accuracy.