DocumentCode
2264564
Title
A new method for DOA estimation in nonstationary environments
Author
Yuntao, Wu ; Guisheng, Liao ; Xiaohua, Tian
Author_Institution
Nat. Lab. of Radar Signal Process., Xidian Univ., Xi´´an, China
fYear
2001
fDate
2001
Firstpage
824
Lastpage
828
Abstract
The maximum likelihood (ML) estimation of the direction-of-arrival (DOA) of multiple rapidly moving sources is derived. Simulation results show that this nonparametric technique is capable of resolving closely spaced sources provided that their velocities are sufficiently different
Keywords
array signal processing; direction-of-arrival estimation; maximum likelihood estimation; DOA estimation; ML estimation; array antennas; array signal processing; closely spaced sources; direction-of-arrival estimation; maximum likelihood estimation; multiple sources; nonparametric technique; nonstationary environments; radar; rapidly moving sources; sensor arrays; sonar; time-varying sources; truncated Taylor expansion; wireless communications; Array signal processing; Direction of arrival estimation; Maximum likelihood estimation; Narrowband; Radar signal processing; Radar tracking; Sensor arrays; Signal resolution; Spatial resolution; Taylor series;
fLanguage
English
Publisher
ieee
Conference_Titel
Radar, 2001 CIE International Conference on, Proceedings
Conference_Location
Beijing
Print_ISBN
0-7803-7000-7
Type
conf
DOI
10.1109/ICR.2001.984839
Filename
984839
Link To Document