Paper
23 March 1988 Optical Fiber Security System : A Field Test Report
Chung-yee Leung, Cheng-hac Huang, I-fan Chang
Author Affiliations +
Proceedings Volume 0838, Fiber Optic and Laser Sensors V; (1988) https://doi.org/10.1117/12.942535
Event: Cambridge Symposium on Fiber Optics and Integrated Optoelectronics, 1987, Cambridge, MA, United States
Abstract
A fiberoptic intrusion detecting system bases on intermodal interference has been installed for field test. The line-sensing system demonstrates high sensitivity and capability to provide position information. It is shown to be able to detect an intruder walking at 16 meters from the buried fiber. Except during heavy raining , or when the field is being flooded, detection rate of crossing the sensing line, by walking, running or crawling, is 100%. Improvements on sensor design and method of installation to enhance reliability are discussed.
© (1988) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Chung-yee Leung, Cheng-hac Huang, and I-fan Chang "Optical Fiber Security System : A Field Test Report", Proc. SPIE 0838, Fiber Optic and Laser Sensors V, (23 March 1988); https://doi.org/10.1117/12.942535
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CITATIONS
Cited by 4 scholarly publications.
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KEYWORDS
Sensors

Optical fibers

Fiber optics

Signal detection

Fiber optics sensors

Laser optics

Fiber lasers

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