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Distributed sensing system is not necessary for locating breakpoint along fiber as only the first breakpoint need to be cared of. Thus, we modify the phase shift which is used to measure distance, and proposed a cost-effective method for locating breakpoint.
Jianmin Gong,Yanbiao Liao,Shurong Lai, andZhixing Yang
"Cost-effective method for locating break points along fibers", Proc. SPIE 4357, Distributed Fiber Optical Sensors and Measuring Networks, (23 February 2001); https://doi.org/10.1117/12.417883
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