Optical Technique, Volume. 50, Issue 3, 354(2024)

Random coding method fused with long-pulse cascade modulation for Φ-OTDR localization performance improvement

SU Yuwen1, WANG Yu1,2, FAN Yingrui1, BAI Qing1,2, LIU Xin1,2, and JIN Baoquan1、*
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(14)

    [1] [1] Cao Yulong,Yang Fei,Xu Dan,et al.Distributed fiber-optic vibration sensor based on a 3×3 Meikle Sun interferometer[J].Chinese Journal of Lasers,2016,43(10):209—215.

    [2] [2] Yan Min,Bai Qing,Liang Changshuo,et al.Simulation research of OFDR system based on IQ modulation[J].Optical Technique,2020,46(06):696—701.

    [3] [3] Zhuang Xuye,Wang Junpu,Deng Yonggang,et al.Optical fiber sensing technologies for pipeline leakage detection[J].Optical Technique,2011,37(05):543—550.

    [4] [4] Yin Kang,Wang Yu,Li Peifeng,et al.Phase-sensitive optical time-domain reflectometer based on random number code[J].Journal of Electronic Measurement and Instrumentation,2022,36(09):125—131.

    [5] [5] Si Lihong,Ao Faliang,He Ning,et al.Design and realization of color recognition system with optical fiber sensor[J].Optical Technique,2006,32(S1):542—544.

    [6] [6] Zhang Xuping,Deng Zhewen,Hong Rui,et al.Phase-sensitive optical time-domain reflectometer distributed fiber optic sensing technology[J].Acta Optica Sinica,202141(01):100—114.

    [7] [7] Wang Yu,Sun Delong,Yang Jiapei,et al.Research on fiber optic vibration sensing technology based on multi-frequency phase generation carrier[J].Chinese Journal of Sensors and Actuators,2023,36(03):367—372.

    [8] [8] LEE B.Review of the present status of optical fiber sensors[J].Optical Fiber Technology Materials Devices & Systems,2003,9(2):57—79.

    [9] [9] Tian Manling,Liu Donghui,Cao Xiaomin,et al.A review of signal processing methods for phase-sensitive optical time-domain reflectometer[J].Optics and Precision,2021,29(09):2189—2209.

    [10] [10] Liu Minhan,Wang Xu,Yu Miao,et al.Clock homology I/Q demodulation for phase-sensitive optical time-domain reflectometer system[J].Acta Photonica Sinica,2018,47(08):219—226.

    [11] [11] Guan Yanzhou,Wan Shengpeng,Cheng Yanan,et al.Study on denoising algorithm for phase-sensitive optical time-domain reflectometer based on moving variance averaging algorithm[J].Chinese Journal of Scientific Instrument,2022,43(10):233—240.

    [12] [12] Li Junchan,Wang Yu,Wang Pengfei,et al.Detection Range Enhancement for Φ-OTDR Using Semantic Image Segmentation[J].Journal of Lightwave Technology,2022,40(14):4886—4895.

    [13] [13] Shang Qiufeng,Zheng Guoqiang.Research progress in improving dynamic range and spatial resolution of OTDR[J].Optical Communication Technology,2020,44(03):13—16.

    [14] [14] Wang Jiao,Li Yongqian,Zhang Lixin.Application of coding technology in BOTDA system and its research progress[J].Optical Communication Technology,2017,41(05):27—30.

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    SU Yuwen, WANG Yu, FAN Yingrui, BAI Qing, LIU Xin, JIN Baoquan. Random coding method fused with long-pulse cascade modulation for Φ-OTDR localization performance improvement[J]. Optical Technique, 2024, 50(3): 354

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    Paper Information

    Received: Dec. 6, 2023

    Accepted: --

    Published Online: Aug. 14, 2024

    The Author Email: Baoquan JIN (jinbaoquan@tyut.edu.cn)

    DOI:

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