128km fully-distributed high-sensitivity fiber-optic intrusion sensor with 15m spatial resolution

被引:0
|
作者
Peng, Fei [1 ]
Peng, Zheng-Pu [1 ]
Jia, Xin-Hong [1 ]
Rao, Yun-Jiang [1 ]
Wang, Zi-Nan [1 ]
Wu, Han [1 ]
机构
[1] Univ Elect Sci & Technol China, Key Lab Opt Fiber Sensing & Commun, Chengdu 611731, Sichuan, Peoples R China
关键词
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
An ultra-long phase-sensitive optical time domain reflectometry (Phi-OTDR) that can achieve high-sensitivity intrusion detection over 128 km fiber with high spatial resolution of 15 m is presented, which is the longest Phi-OTDR reported to date.
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页数:3
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