Acta Optica Sinica, Volume. 44, Issue 2, 0207001(2024)

A Multi-Phase Phase-Generated Carrier Demodulation Algorithm for Stability Improvement of Noise Transfer Coefficient for Fiber Optic Hydrophone

Qingkai Hou, Qiong Yao*, Hu Chen, and Shuidong Xiong
Author Affiliations
  • Institue of Deep-Sea Science and Technology, College of Meteorology and Oceanology, National University of Defense Technology, Changsha 410073, Hunan, China
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    [5] Cao C Y, Hu Z L, Xiong S D et al. Suppression of Rayleigh scattering induced coherent noise in remotely interrogated fiber-optic hydrophones[J]. Chinese Journal of Lasers, 39, 1005005(2012).

    [6] Chang N Q, Huang X D, Wang H B. Phase generated carrier demodulation approach in fiber-optic hydrophone based on extended Kalman filter parameter estimation[J]. Chinese Journal of Lasers, 49, 1709001(2022).

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    [8] Zhang H Y, Wang L W, Shi Q P et al. A new demodulation method for time division multiplexing system of fiber-optic hydrophone using a 3×3 coupler[J]. Chinese Journal of Lasers, 38, 0505011(2011).

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    [10] Cui J, Liu T T, Xiao L. Estimation of parameters for PGC demodulation in interferometric fiber hydrophone[J]. Journal of Applied Acoustics, 36, 409-416(2017).

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    Qingkai Hou, Qiong Yao, Hu Chen, Shuidong Xiong. A Multi-Phase Phase-Generated Carrier Demodulation Algorithm for Stability Improvement of Noise Transfer Coefficient for Fiber Optic Hydrophone[J]. Acta Optica Sinica, 2024, 44(2): 0207001

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    Paper Information

    Category: Fourier optics and signal processing

    Received: Jul. 10, 2023

    Accepted: Nov. 6, 2023

    Published Online: Jan. 11, 2024

    The Author Email: Qiong Yao (yqnudt@nudt.edu.cn)

    DOI:10.3788/AOS231255

    CSTR:32393.14.AOS231255

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