Optical Communication Technology, Volume. 48, Issue 1, 23(2024)

Event detection method of OTDR based on improved wavelet transform

ZANG Yipeng... LI Xianqin, WU Songgui, GE Fei, WANG Weiting and GU Wenhua |Show fewer author(s)
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    References(11)

    [1] [1] HU C J, LI J. The application of wavelet transform in analysis of OTDR curve[C]//IEEE. Proceeding of 2010 Second International Conference on Intelligent Human-Machine Systems and Cybernetics, Los Alamitos: IEEE, 2010: 216-219.

    [2] [2] RAMJI T, PRASANT K S. Dynamic range enhancement of OTDR using lifting wavelet transform-modified particle swarm optimization sche-me[J]. IET Optoelectronics, 2019, 13(6): 295-302.

    [3] [3] CUI H M, ZHAO R M, HOU Y L. Improved threshold denoising method based on wavelet transform [J]. Physics Procedia, 2012, 33: 1354-1359.

    [4] [4] LI Q, ZHANG C X, LI C S. Fiber-optic distributed sensor based on phase-sensitive OTDR and wavelet packet transform for multiple distur-bances location[J]. Optik-International Journal for Light and Electron Optics, 2014, 125(24): 7235-7238.

    [6] [6] LIU F L, ZAROWSKI C J. Detection and location of connection splice events in fiber optics given noisy OTDR data. Part II. R1MSDE method[J]. IEEE Transactions on Instrumentation and Measurement, 2004, 53(2): 546-556.

    [7] [7] ZHANG X, ZHAO H, SUN G, et al. Localization of non-reflective events in OTDR data combining DWT with template matching[C]//IEEE. Proceeding of 2011 4th International Congress on Image and Signal Pro-cessing. Shanghai, China: IEEE, 2011, 4: 2275-2279.

    [8] [8] YONGMIN K, JINGHAO S, SUNG R H, et al. Analyzing OTDR measurement data using the kalman filter[J]. IEEE Transactions on Instru-mentation and Measurement, 2008, 57(5): 947-951.

    [9] [9] MUHAMMAD U, SAJID S M. Vector indexing algorithm for post pro-cessing of OTDR data[C]//IEEE. Proceeding of 2013 18th European Con-ference on and Optical Cabling and Infrastructure. Graz: IEEE, 2013: 257-262 .

    [10] [10] JEAN P, MARIO H S, JOAQUIM D G, et al. Adaptive filter for auto-matic identification of multiple faults in a noisy OTDR profile[J]. Journal of Lightwave Technology, 2016, 34(14): 3418-3424.

    [13] [13] MALLAT S, HWANG W L. Singularity detection and processing with wavelets[J]. IEEE Transactions on Information Theory, 1992, 38(2): 617-643.

    [14] [14] M CUI H M, ZHAO R M, HOU Y L. Improved threshold denoising method based on wavelet transform[J]. Physics Procedia, 2012, 33: 1354-1359.

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    ZANG Yipeng, LI Xianqin, WU Songgui, GE Fei, WANG Weiting, GU Wenhua. Event detection method of OTDR based on improved wavelet transform[J]. Optical Communication Technology, 2024, 48(1): 23

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    Paper Information

    Received: Jun. 13, 2023

    Accepted: --

    Published Online: Jun. 20, 2024

    The Author Email:

    DOI:10.13921/j.cnki.issn1002-5561.2024.01.005

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