Presentation 2013-01-24
Experimental verification of measuring small movement using MTI filter and phase tracking
Kotaro HOSHIBA, Shinnosuke HIRATA, Hiroyuki HACHIYA,
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Abstract(in English) Acoustic sensing has a potential that is able to obtain various information such as location, shape, ma-terial and movement of surrounding objects, so the precision measurement methods is required. We try to measure heart beat of human in the upright position. However, an error, which causes by MTI filter and phase tracking, increases relatively as human surface movement becomes smaller. In this report, we evaluate the measurement accu-racy theoretically when movement is detected using MTI filter and phase tracking. Furthermore, we propose error correction. Experimental results showed that measurement accuracy can be improved by using proposed method
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Keyword(in English) Acoustic sensing / Airborne ultrasound / Vital sign / MTI filter / Phase tracking
Paper # US2012-90
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Committee US
Conference Date 2013/1/17(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Experimental verification of measuring small movement using MTI filter and phase tracking
Sub Title (in English)
Keyword(1) Acoustic sensing
Keyword(2) Airborne ultrasound
Keyword(3) Vital sign
Keyword(4) MTI filter
Keyword(5) Phase tracking
1st Author's Name Kotaro HOSHIBA
1st Author's Affiliation Tokyo Institute of Technology, Graduate School of Science and Engineering Department of Mechanical and Control Engineering()
2nd Author's Name Shinnosuke HIRATA
2nd Author's Affiliation Tokyo Institute of Technology, Graduate School of Science and Engineering Department of Mechanical and Control Engineering
3rd Author's Name Hiroyuki HACHIYA
3rd Author's Affiliation Tokyo Institute of Technology, Graduate School of Science and Engineering Department of Mechanical and Control Engineering
Date 2013-01-24
Paper # US2012-90
Volume (vol) vol.112
Number (no) 387
Page pp.pp.-
#Pages 6
Date of Issue