Acta Optica Sinica, Volume. 44, Issue 21, 2106003(2024)

Phase Demodulation Method for Ф-OTDR System Based on Differential-Compensation-Accumulation Algorithm

Lixin Zhang1,2,3, Qinghua Kang1、*, Da Huang1, Kai Huo1, Zijuan Liu1, and Yongqian Li1,2,3
Author Affiliations
  • 1Department of Electronic & Communication Engineering, North China Electric Power University, Baoding 071003, Hebei , China
  • 2Hebei Key Laboratory of Power Internet of Things Technology, North China Electric Power University, Baoding 071003, Hebei , China
  • 3Baoding Key Laboratory of Optical Fiber Sensing and Optical Communication Technology, North China Electric Power University, Baoding 071003, Hebei , China
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    References(25)

    [1] Lu Y L, Zhu T, Chen L et al. Distributed vibration sensor based on coherent detection of phase-OTDR[J]. Journal of Lightwave Technology, 28, 3243-3249(2010).

    [4] Bu Z H, Mao B N, Si Z P et al. Signal recognition of φ-OTDR system based on wavelet packet decomposition and SVM[J]. Acta Photonica Sinica, 51, 1106003(2022).

    [7] Chen X Y, Dong F Z, Zhang X L et al. Distributed optical fiber system based on coherent Rayleigh backscattering[J]. Journal of Optoelectronics·Laser, 24, 1779-1783(2013).

    [8] Taylor H F, Lee C E. Apparatus and method for fiber optic intrusion sensing[P].

    [13] Lu X, Soto M A, Thomas P J et al. Evaluating phase errors in phase-sensitive optical time-domain reflectometry based on I/Q demodulation[J]. Journal of Lightwave Technology, 38, 4133-4141(2020).

    [15] Zhu Y H, Hu M S, Deng S et al. Phase demodulation correction of surface plasmon resonance based on phase unwrapping method[J]. Acta Optica Sinica, 43, 2024003(2023).

    [22] Si Z P, Mao B N, Bu Z H et al. Demodulation analysis of distributed vibration sensor signals based on fast Fourier transform[J]. Chinese Journal of Lasers, 50, 0506001(2023).

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    Lixin Zhang, Qinghua Kang, Da Huang, Kai Huo, Zijuan Liu, Yongqian Li. Phase Demodulation Method for Ф-OTDR System Based on Differential-Compensation-Accumulation Algorithm[J]. Acta Optica Sinica, 2024, 44(21): 2106003

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Apr. 30, 2024

    Accepted: Jul. 1, 2024

    Published Online: Nov. 18, 2024

    The Author Email: Kang Qinghua (kq00camilla@qq.com)

    DOI:10.3788/AOS240951

    CSTR:32393.14.AOS240951

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