Chinese Journal of Lasers, Volume. 52, Issue 10, 1006002(2025)

Improvement of BOTDR System Performance Using the IFSBL-KSVDAlgorithm

Dingyi Ma1,2, Yuming Chen2,3, Yonghong Zheng2,4, Yongzheng Li2,4、**, Peicai Duan2,4, Linfeng Guo1,2,5、*, and Xiaomin Xu5,6
Author Affiliations
  • 1School of Physics and Optoelectronic Engineering, Nanjing University of Information Science & Technology, Nanjing 210044, Jiangsu , China
  • 2Jiangsu Engineering Research Center for Intelligent Optoelectronic Sensing Technology of Atmosphere, Nanjing 210044, Jiangsu , China
  • 3Jiangsu Product Quality Testing & Inspection Institute, Nanjing 210007, Jiangsu , China
  • 4China Railway No.3 Group East China Construction Co., Ltd., Nanjing 211153, Jiangsu , China
  • 5Jiangsu International Joint Laboratory for Meteorological Photonics and Optoelectronic Detection, Nanjing 210044, Jiangsu , China
  • 6Department of Engineering, University of Cambridge, Cambridge, CB2 1PZ, United Kingdom
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    References(26)

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    [4] Li X Y. Development of 35 kV oil-immersed power transformer with built-in distributed optical fiber and analysis of 3D internal temperature distribution[D], 31-40(2021).

    [8] Shi B, Zhang D, Zhu H H[M]. Distributed optical fiber monitoring technology for geology and geotechnical engineering(2019).

    [12] Wang C, Xi L X, Zhang Y A et al. Denoising scheme of BOTDR system using the combination of lifting wavelet threshold and cumulative average[J]. Chinese Journal of Lasers, 48, 1706001(2021).

    [13] Yu Y S, Bai Q, Jiang X X et al. Long-distance BOTDR temperature sensing system using wavelet threshold denoising[J]. Optical Technology, 50, 737-744(2024).

    [16] Liu Y T, Zhang J G, Bai Q et al. Long‑range BOTDR using block matching and 3D filtering algorithm[J]. Chinese Journal of Lasers, 51, 1406002(2024).

    [17] Yang G J, Qian Y H, Zhou Y Y et al. Review on digital signal processing techniques in distributed Brillouin fiber sensing systems[J]. Acta Optica Sinica, 44, 0106003(2024).

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    Dingyi Ma, Yuming Chen, Yonghong Zheng, Yongzheng Li, Peicai Duan, Linfeng Guo, Xiaomin Xu. Improvement of BOTDR System Performance Using the IFSBL-KSVDAlgorithm[J]. Chinese Journal of Lasers, 2025, 52(10): 1006002

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    Paper Information

    Category: Fiber optics and optical communication

    Received: Dec. 2, 2024

    Accepted: Jan. 17, 2025

    Published Online: May. 7, 2025

    The Author Email: Yongzheng Li (liyongzhengzt@163.com), Linfeng Guo (guolf_nj@163.com)

    DOI:10.3788/CJL241407

    CSTR:32183.14.CJL241407

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