Presentation 2012-03-02
Optical Fiber Vibration Sensor and Application
Tatsuya KUMAGAI, Shinobu SATO, Shinji KOMATSUZAKI, Teruyuki NAKAMURA,
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Abstract(in English) Fiber-optic gyroscope (FOG), rotation sensor, and fiber-optic distributed temperature sensor (DTS) have been developed and are now used in various industrial systems. If such well-established technologies can be applied to vibration measurement, stable characteristcs and reliability under severe environmental conditions, such as physical security and health-monitoring of a structure, are expectable. A Sagnac interference system of FOG and an optical time domain refrectometer (OTDR) function of DTS have been investigated to be used for a vibration sensing. In order to apply a Sagnac interference type vibration sensor to a security system, the sensor was installed on the institution perimeter fence and the performance of vibration sensor and the validity of signal processing to judge human intrusion was verified.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) FOG / DTS / OTDR / Physical Security / Health Monitoring / Vibration Sensor
Paper # OFT2011-72,OPE2011-198
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Conference Information
Committee OFT
Conference Date 2012/2/24(1days)
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Paper Information
Registration To Optical Fiber Technology (OFT)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Optical Fiber Vibration Sensor and Application
Sub Title (in English)
Keyword(1) FOG
Keyword(2) DTS
Keyword(3) OTDR
Keyword(4) Physical Security
Keyword(5) Health Monitoring
Keyword(6) Vibration Sensor
1st Author's Name Tatsuya KUMAGAI
1st Author's Affiliation Hitachi Cable, Ltd.()
2nd Author's Name Shinobu SATO
2nd Author's Affiliation Hitachi Cable, Ltd.
3rd Author's Name Shinji KOMATSUZAKI
3rd Author's Affiliation Hitachi Cable, Ltd.
4th Author's Name Teruyuki NAKAMURA
4th Author's Affiliation Hitachi Cable, Ltd.
Date 2012-03-02
Paper # OFT2011-72,OPE2011-198
Volume (vol) vol.111
Number (no) 448
Page pp.pp.-
#Pages 6
Date of Issue