QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:基于均匀圆阵的扩展循环MUSIC算法

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Date of Publication:2014-02-25

Journal:通信学报

Included Journals:EI、PKU、ISTIC、CSCD、Scopus

Volume:35

Issue:2

Page Number:9-15

ISSN No.:1000-436X

Key Words:均匀圆阵;扩展循环MUSIC算法;循环共轭相关阵;波达方向

Abstract:将循环平稳理论引入到均匀圆阵的波达方向估计中,提出了一种基于圆阵的扩展循环 MUSIC 算法。同时利用信号的循环相关阵和循环共轭相关阵的信息,有效抑制了同频带内干扰和噪声的影响,实现了感兴趣信号与干扰信号的有效分离。仿真实验结果表明,所提算法具有较高的波达方向估计精度和较好的多信号分辨能力,且突破了经典MUSIC算法关于信源数不能超过阵元数的限制。

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