Please use this identifier to cite or link to this item: https://hdl.handle.net/10356/89143
Title: Quasi-distributed fiber sensor based on Fresnel-reflection-enhanced Incomplete-POTDR system
Authors: Wang, Chaodong
Zhou, Yaling
Dong, Hui
Tang, Ming
Fu, Songnian
Shum, Perry
Keywords: Fiber Optics Sensors
DRNTU::Engineering::Electrical and electronic engineering
Polarization Optical Time Domain Reflectometer
Issue Date: 2015
Source: Wang, C., Zhou, Y., Dong, H., Tang, M., Fu, S., & Shum, P. (2015). Quasi-distributed fiber sensor based on Fresnel-reflection-enhanced Incomplete-POTDR system. Proceedings of SPIE - 24th International Conference on Optical Fibre Sensors, 9634, 96347F-. doi:10.1117/12.2194481
Conference: Proceedings of SPIE - 24th International Conference on Optical Fibre Sensors
Abstract: A novel scheme of quasi-distributed vibration disturbances detection system based on incomplete Polarization optical time domain reflectometry was proposed. The system was enhanced by employing Fresnel-reflection caused by FC/PC connector, which can improve the signal’s SNR significantly, while the temporal depolarization effect can be almost completely suppressed. Without performing any data averaging, the intrusion event can be detected and located precisely/instantaneously with good stability. Also the frequency components of vibration events applying on sensing fiber can be obtained with large dynamic range. It shows a very good potential in intrusion detection, vibration frequency measuring, etc.
URI: https://hdl.handle.net/10356/89143
http://hdl.handle.net/10220/47024
DOI: 10.1117/12.2194481
Schools: School of Electrical and Electronic Engineering 
Rights: © 2015 Society of Photo-optical Instrumentation Engineers (SPIE). This paper was published in Proceedings of SPIE - 24th International Conference on Optical Fibre Sensors and is made available as an electronic reprint (preprint) with permission of Society of Photo-optical Instrumentation Engineers (SPIE). The published version is available at: [http://dx.doi.org/10.1117/12.2194481]. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic or other means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper is prohibited and is subject to penalties under law.
Fulltext Permission: open
Fulltext Availability: With Fulltext
Appears in Collections:EEE Conference Papers

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