基于MUSIC算法的多阵元干涉仪通信测向技术研究

Research on Communication Direction Finding Technology of Multi-array Interferometer Based on MUSIC Algorithm

文章讨论了通信测向系统中的相关干涉仪测向原理,提出采用多阵元干涉仪测向原理克服相位模糊和测量精度的问题,在此基础上通过九阵元干涉仪测向技术探讨了圆阵干涉仪测向算法和L阵干涉仪测向算法,建立了基于MUSIC算法的陈列处理的信号模型,并总结了其算法的流程。

This paper discusses the principle of correlation interference direction finding in the communication direction find⁃ing system.The problem of phase ambiguity and measurement accuracy is overcome by using the principle of direction finding of multi-array interferometer.On this basis,the direction finding algorithm of circular array interferometer and L array interferometer is discussed by taking the direction finding technology of nine-element interferometer as an example.The signal model of array pro⁃cessing based on MUSIC algorithm is established and the flow of the algorithm is summarized.