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Information Analyzing and Filter Designing of INS/CNS/GNSS Integrated Navigation System
Author(s): 
Pages: 35-40
Year: Issue:  3
Journal: AEROSPACE CONTROL

Keyword:  组合导航信息融合多传感器伪联邦滤波器;
Abstract: 分析了INS/CNS/GNSS组合导航系统信息结构的特殊性,指出在此情况下应用联邦滤波器进行状态估计的信息不对等.针对此类情形,设计了几种滤波器的结构,分析了所设计滤波器的信息构成及信息的分配与融合,并尝试提出伪联邦滤波器的概念.本文所讨论的情形及设计的滤波器结构可以推广到一般的同类情形,并应用到相似的多传感器信息融合系统中.
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