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Title:

Wideband direction-of-arrival estimation using frequency-domain frequency-invariant beamformers: an analysis of performance

Document type:
Zeitschriftenaufsatz
Author(s):
Do-Hong, Tuan; Demmel, F.; Russer, P.
Abstract:
This paper presents an extension of the wideband direction-of-arrival estimation method using frequency-domain frequency-invariant beamformers (Do-Hong et al., 2003) with an analysis of performance. An asymptotic expression for the root-mean-square error and a resolution threshold of signal-to-noise-ratio for resolving directions of sources are shown. A comparison of analysis and simulation as well as numerical results are also presented.
Keywords:
array signal processing, frequency-domain analysis, antenna theory, adaptive antenna arrays, estimation, smart antennas, direction-of-arrival estimation, Beamforming, DOA, radio direction-finding, resolution threshold, wideband DOA estimation, root-mean-square error, direction-of-arrival, frequency-domain beamformers, frequency-invariant beamformers, signal-to-noise-ratio
Journal title:
Microwave and Wireless Components Letters, IEEE
Year:
2004
Journal volume:
14
Journal issue:
8
Pages contribution:
383--385
Fulltext / DOI:
doi:10.1109/EUMC.2005.1608914
Print-ISSN:
1531-1309
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