Acta Optica Sinica, Volume. 44, Issue 14, 1406003(2024)

Low-Noise Stabilization of Demodulation in Fiber-Optic Hydrophones Using Heterodyne Algorithm with Non-Polarization-Maintaining Optical Path and Serial Acousto-Optic Modulation

Bingtao Cai1、***, Limin Xiao1、*, and Xiaobao Chen2、**
Author Affiliations
  • 1Department of Optical Science and Engineering, School of Information Science and Technology, Fudan University, Shanghai 200433, China
  • 2The 23rd Research Institute, China Electronics Technology Group Corporation, Shanghai 201900, China
  • show less
    References(29)

    [4] Zhang S, Wang M, Wang K et al. Signal demodulation of fiber optic hydrophone with asymmetric amplitude and phase of 3×3 coupler[J]. Chinese Journal of Scientific Instrument, 44, 32-41(2023).

    [8] Zhang C, Wang J H, Chen C H et al. Design of demodulation system based on asymmetry 3×3 interferometric sensor[J]. Opto-Electronic Engineering, 34, 135-140(2007).

    [10] Yue S J. Research of fiber-optics hydrophone PGC demodulation measure having biggish dynamic range[D](2006).

    [11] Wang Y. Research on PGC demodulation technology of fiber-optic interferometric sensors[D](2013).

    [13] Shi Q P, Wang L W, Zhang M et al. Frequency-modulated phase generated carrier demodulation for eliminating companion amplitude modulation[J]. Journal of Optoelectronics·Laser, 22, 180-184(2011).

    [16] He J, Wang L, Li F et al. An ameliorated phase generated carrier demodulation algorithm with low harmonic distortion and high stability[J]. Journal of Lightwave Technology, 28, 3258-3265(2010).

    [20] Zhang N. Study on several key technologies of interferometric fiber optic hydrophone array systems based on heterodyne detection scheme[D](2013).

    [21] Dai M J. Optical path and algorithm improvement of heterodyne demodulation for fiber-optic hydrophone[D](2020).

    [29] Hu J F, Li D M, Gu M X. Research on technology of interferometric fiber-optic hydrophone system based on heterodydne detection scheme[J]. Optics & Optoelectronic Technology, 17, 10-17(2019).

    Tools

    Get Citation

    Copy Citation Text

    Bingtao Cai, Limin Xiao, Xiaobao Chen. Low-Noise Stabilization of Demodulation in Fiber-Optic Hydrophones Using Heterodyne Algorithm with Non-Polarization-Maintaining Optical Path and Serial Acousto-Optic Modulation[J]. Acta Optica Sinica, 2024, 44(14): 1406003

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jan. 5, 2024

    Accepted: Apr. 8, 2024

    Published Online: Jul. 4, 2024

    The Author Email: Cai Bingtao (19110720081@fudan.edu.cn), Xiao Limin (liminxiao@fudan.edu.cn), Chen Xiaobao (stlcxb@foxmail.com)

    DOI:10.3788/AOS240449

    CSTR:32393.14.AOS240449

    Topics