Intrusion detection of subway tunnel using fiber optic seismometer and time-frequency algorithm

Wentao Zhang; Wentao Zhang; Wentao Zhang; Jiantao Huang; Wenzhu Huang; Wenzhu Huang; Yusong Shen; Yingbo Luo; Yingbo Luo; Jinzhu Su; Xiaoqing He; Wenhui Huang; Fang Li; Fang Li

doi:10.1364/OFDA.2019.OFTu3A.4

International Photonics and OptoElectronics Meeting 2019 (OFDA, OEDI, ISST, PE, LST, TSA)
OSA Technical Digest (Optica Publishing Group, 2019),
paper OFTu3A.4
•https://doi.org/10.1364/OFDA.2019.OFTu3A.4

Intrusion detection of subway tunnel using fiber optic seismometer and time-frequency algorithm

Wentao Zhang, Jiantao Huang, Wenzhu Huang, Yusong Shen, Yingbo Luo, Jinzhu Su, Xiaoqing He, Wenhui Huang, and Fang Li

Optical Fibers, Fiber-based Devices and Applications 2019

Wuhan China
11–14 November 2019
ISBN: 978-1-943580-72-9

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Optical Fiber Sensing (OFTu3A)

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W. Zhang, J. Huang, W. Huang, Y. Shen, Y. Luo, J. Su, X. He, W. Huang, and F. Li, "Intrusion detection of subway tunnel using fiber optic seismometer and time-frequency algorithm," in International Photonics and OptoElectronics Meeting 2019 (OFDA, OEDI, ISST, PE, LST, TSA), OSA Technical Digest (Optica Publishing Group, 2019), paper OFTu3A.4.

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Abstract

Fiber optic seismometer array is used for intrusion detection of subway tunnel. The test results show that the fiber optic seismometer can provide a good solution for real-time monitoring of subway tunnel intrusion.

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