Presentation 2013/12/5
Study on Wideband DOA Estimation Using Khatri-Rao Processing
Satoshi SHIRAI, Hiroyoshi YAMADA, Toshihiko NISHIMURA, Yasutaka OGAWA, Yoshio YAMAGUCHI,
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Abstract(in English) Recently, research and communication using wideband signal have been investigated intensively. With the progress of wideband communications, wideband DOA estimation technique has been also required. The history of wideband DOA estimation has several decades, but standard approach does not still exist. In this report, we have proposed a new wideband DOA estimation method using the Khatri-Rao matrix product. This method enables a wideband DOA estimation using a simple conversion of sub-frequency band signals. Furthermore, it has the advantage of enhance the degrees-of-freedom of the array. In this paper, we evaluate the performance of the proposed method through simulations and experiments.
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Keyword(in English) DOA estimation / Wide-band signal / Khatri-Rao product / Degree of freedom
Paper # A・P2013-131
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Conference Date 2013/12/5(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study on Wideband DOA Estimation Using Khatri-Rao Processing
Sub Title (in English)
Keyword(1) DOA estimation
Keyword(2) Wide-band signal
Keyword(3) Khatri-Rao product
Keyword(4) Degree of freedom
1st Author's Name Satoshi SHIRAI
1st Author's Affiliation Graduate School of Science & Technology, Niigata University()
2nd Author's Name Hiroyoshi YAMADA
2nd Author's Affiliation Graduate School of Science & Technology, Niigata University
3rd Author's Name Toshihiko NISHIMURA
3rd Author's Affiliation Graduate School of Information Science & Technology, Hokkaido University
4th Author's Name Yasutaka OGAWA
4th Author's Affiliation Graduate School of Information Science & Technology, Hokkaido University
5th Author's Name Yoshio YAMAGUCHI
5th Author's Affiliation Graduate School of Science & Technology, Niigata University
Date 2013/12/5
Paper # A・P2013-131
Volume (vol) vol.113
Number (no) 344
Page pp.pp.-
#Pages 6
Date of Issue