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Array configuration optimization using an objective function for accurate DOA estimation
- Byun, Gangil;
- Joo, Jeungmin;
- Kim, Kichul;
- Seo, Seungmo;
- Kim, Sunwoo;
- 외 1명
Citations
SCOPUS
0초록
This paper proposes a deterministic method of array configurations using an objective function for accurate DOA estimation in a wide frequency range. The objective function is defined to describe appropriate baseline distributions of an 8-elemnt circular array for the max-min frequency ratio of 6:1 and used to finds the most similar distributions among a number of random array configurations. The resulting array configuration obtained from the proposed method is evaluated by root mean square error (RMSE) and ambiguity in comparison with a uniform circular array (UCA). The results demonstrate that the proposed method is efficient for achieving accurate DOA estimation in a wide frequency range.
키워드
Direction finding; DOA estimation; Array configurations; Deterministic methods; Direction finding; DOA estimation; Objective functions; Root mean square errors; Uniform circular arrays; Wide frequency range; Mean square error; Direction of arrival
- 제목
- Array configuration optimization using an objective function for accurate DOA estimation
- 저자
- Byun, Gangil; Joo, Jeungmin; Kim, Kichul; Seo, Seungmo; Kim, Sunwoo; Choo, Hosung
- 발행일
- 2013-11
- 유형
- Conference Paper
- 저널명
- Asia-Pacific Microwave Conference Proceedings, APMC
- 페이지
- 666 ~ 668