2D DOA Estimation of Coherently Distributed Noncircular Sources

被引:25
|
作者
Yang, Xuemin [1 ]
Li, Guangjun [1 ]
Zheng, Zhi [1 ]
Zhong, Lang [1 ]
机构
[1] Univ Elect Sci & Technol China, Sch Commun & Informat Engn, Chengdu 611731, Peoples R China
基金
中国国家自然科学基金;
关键词
2D DOA estimation; Coherently distributed sources; Noncircular signals; Central DOA estimation;
D O I
10.1007/s11277-014-1803-2
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
A novel method for two-dimensional direction-of-arrival estimation of coherently distributed (CD) noncircular sources is proposed. It is the first time that we introduce the noncircularity of signal into CD model to estimate central azimuth angle and central elevation angle. Numerical simulations are also provided in contrast with the other ESPRIT-like method. The results indicate that our proposed method owns better estimation performance under both low signal-to-noise ratio and small number of array elements.
引用
收藏
页码:1095 / 1102
页数:8
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