DocumentCode
1486175
Title
A low-complexity MVDR beamformer for use with short observation times
Author
Swingler, D.N.
Author_Institution
St. Mary´´s Univ., Halifax, NS, Canada
Volume
47
Issue
4
fYear
1999
fDate
4/1/1999 12:00:00 AM
Firstpage
1154
Lastpage
1160
Abstract
It is demonstrated, via simulation examples, that the steered, minimum-variance, subarray beamformer is a simple, viable, and computationally efficient approach to partially adaptive beamforming, with the additional advantage that it is available for use with short observation intervals where time is traded for bandwidth. A quadratically constrained version is also examined
Keywords
array signal processing; covariance matrices; adaptive beamforming; bandwidth; computationally efficient approach; covariance matrix; low-complexity MVDR beamformer; minimum-variance beamformer; quadratically constrained beamformer; short observation intervals; short observation times; simulation; steered subarray beamformer; Acoustic arrays; Adaptive arrays; Array signal processing; Bandwidth; Computational modeling; Covariance matrix; Frequency; Geometry; Niobium; Sensor arrays;
fLanguage
English
Journal_Title
Signal Processing, IEEE Transactions on
Publisher
ieee
ISSN
1053-587X
Type
jour
DOI
10.1109/78.752616
Filename
752616
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