Presentation 2006/1/19
DOA Estimation for Coherent Signals using Virtual Triple Circular Arrays
Yuki OKAWA, Nagahisa MITA,
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Abstract(in English) Mainly, a circular array has been used for DOA estimation of all azimuths. But it can not estimate the DOA of coherent signals because the spatial smoothing preprocessing technique cannot be applied directly to the circular array. In this paper, we propose the virtual triple circular array. This array can estimate DOA of radio wave from all azimuths. In addition, it can estimate DOA of coherent signals and reduce the number of antennas. The computer simulation and the experiment are performed. The results show that the method can estimate DOA of coherent signals.
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Keyword(in English) MUSIC / DOA / Circular Array / Coherent wave
Paper # A・P2005-136
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Conference Date 2006/1/19(1days)
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Registration To Antennas and Propagation (A・P)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) DOA Estimation for Coherent Signals using Virtual Triple Circular Arrays
Sub Title (in English)
Keyword(1) MUSIC
Keyword(2) DOA
Keyword(3) Circular Array
Keyword(4) Coherent wave
1st Author's Name Yuki OKAWA
1st Author's Affiliation Department of Electrical and Computer Engineering, Kumamoto University Graduate School of Science and Technology()
2nd Author's Name Nagahisa MITA
2nd Author's Affiliation Department of Electrical and Computer Engineering, Faculty of Engineering, Kumamoto University
Date 2006/1/19
Paper # A・P2005-136
Volume (vol) vol.105
Number (no) 561
Page pp.pp.-
#Pages 4
Date of Issue