Presentation 2003/7/24
Localization and Visualization of Low-Frequency Electromagnetic Sources
Kyoko ISHIBANA, Satoshi YAGITANI, Yoshihiko NISHI, Isamu NAGANO, Yoshiyuki YOSHIMURA, Hajime HAYAKAWA, Koichiro TSURUDA,
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Abstract(in English) To effectively reduce the electromagnetic (EM) noise radiation from operating electric machines or equipments, we need to locate the EM noise sources inside them. In this study, we try to estimete the 3D locations and polarizations of low-frequency (< 30MHz) EM sources, by applying the MUSIC algorithm to the EM wave forms observed around the sources. Numerical simulations as well as experiments demonstrate the capability of the algorithm to effectively localize the locations and polarizations of the multiple magnetic dipole sources. We also develop a system to visualize the estimated source locations onto a simultaneously taken camera or video image.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MUSIC altorithm / low-frequency electromagnetic source / near field / source location / source visualization
Paper # A・P2003-72,SAT2003-64,MW2003-78,OPE2003-65
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Committee SAT
Conference Date 2003/7/24(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Localization and Visualization of Low-Frequency Electromagnetic Sources
Sub Title (in English)
Keyword(1) MUSIC altorithm
Keyword(2) low-frequency electromagnetic source
Keyword(3) near field
Keyword(4) source location
Keyword(5) source visualization
1st Author's Name Kyoko ISHIBANA
1st Author's Affiliation Graduate School of Natural Science Technology, Kanazawa University()
2nd Author's Name Satoshi YAGITANI
2nd Author's Affiliation Graduate School of Natural Science Technology, Kanazawa University
3rd Author's Name Yoshihiko NISHI
3rd Author's Affiliation Graduate School of Natural Science Technology, Kanazawa University
4th Author's Name Isamu NAGANO
4th Author's Affiliation Graduate School of Natural Science Technology, Kanazawa University
5th Author's Name Yoshiyuki YOSHIMURA
5th Author's Affiliation Graduate School of Natural Science Technology, Kanazawa University:Industrial Research Institute of Ishikawa
6th Author's Name Hajime HAYAKAWA
6th Author's Affiliation The Institute of Space and Astronautical Science
7th Author's Name Koichiro TSURUDA
7th Author's Affiliation The Institute of Space and Astronautical Science
Date 2003/7/24
Paper # A・P2003-72,SAT2003-64,MW2003-78,OPE2003-65
Volume (vol) vol.103
Number (no) 234
Page pp.pp.-
#Pages 6
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