Presentation 2019-03-15
Experiment on Estimation of Water Content of Hydrated Soil Using Radio Broadcasting Waves Based on Bistatic Radar Technology
Kousei Kumahara, Yuto Uchida, Futoshi Kuroki, Masanori Eguchi,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Having considered the system early detecting landslides by measuring the water content of land in the MF band so far, this time, we investigated focusing the VHF band for the purpose of the miniaturizing antennas and the narrowing half-power width. From dielectric constants of the decomposed granite which were measured by the fabricated test equipment dedicated for VHF band, the characteristics of the electromagnetic wave were calculated and the consideration was performed by the simplified calculation model by using the electromagnetic simulator. Moreover, the experiment applying the bistatic radar technology by using AM and FM radio waves was also summarized.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Antennas / VHF Band / Bistatic Radar / Landslides prediction
Paper # MW2018-181,ICD2018-125
Date of Issue 2019-03-07 (MW, ICD)

Conference Information
Committee MW / ICD
Conference Date 2019/3/14(2days)
Place (in Japanese) (See Japanese page)
Place (in English)
Topics (in Japanese) (See Japanese page)
Topics (in English) Microwave Integrated Circuit/Microwave Technologies
Chair Masahiro Muraguchi(TUS) / Hideto Hidaka(Renesas)
Vice Chair Yoshinori Kogami(Utsunomiya Univ.) / Hiroshi Okazaki(NTT DOCOMO) / Kenichi Tajima(Mitsubishi Electric) / Makoto Nagata(Kobe Univ.)
Secretary Yoshinori Kogami(HITACHI) / Hiroshi Okazaki(Utsunomiya Univ.) / Kenichi Tajima(Panasonic) / Makoto Nagata(Tohoku Univ.)
Assistant Mizuki Motoyoshi(Tohoku Univ.) / Satoshi Yoshida(Kagoshima Univ.) / Hiroyuki Ito(Tokyo Inst. of Tech.) / Masatoshi Tsuge(Socionext) / Tetsuya Hirose(Kobe Univ.)

Paper Information
Registration To Technical Committee on Microwaves / Technical Committee on Integrated Circuits and Devices
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Experiment on Estimation of Water Content of Hydrated Soil Using Radio Broadcasting Waves Based on Bistatic Radar Technology
Sub Title (in English)
Keyword(1) Antennas
Keyword(2) VHF Band
Keyword(3) Bistatic Radar
Keyword(4) Landslides prediction
1st Author's Name Kousei Kumahara
1st Author's Affiliation National Institute of Technology, Kure College(NIT, Kure)
2nd Author's Name Yuto Uchida
2nd Author's Affiliation National Institute of Technology, Kure College(NIT, Kure)
3rd Author's Name Futoshi Kuroki
3rd Author's Affiliation National Institute of Technology, Kure College(NIT, Kure)
4th Author's Name Masanori Eguchi
4th Author's Affiliation National Institute of Technology, Kure College(NIT, Kure)
Date 2019-03-15
Paper # MW2018-181,ICD2018-125
Volume (vol) vol.118
Number (no) MW-506,ICD-507
Page pp.pp.139-144(MW), pp.139-144(ICD),
#Pages 6
Date of Issue 2019-03-07 (MW, ICD)