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Laser & Optoelectronics Progress, Volume. 60, Issue 7, 0712004(2023)

Multi-Parameter Measurement Method of Single Mode Fiber Based on Bidirectional Rayleigh Scattering

Feng Liu*, Yi Shi, Zhen'ang Ge, and Hao Li
Author Affiliations
  • College of Electrical and Electronic Engineering, Wenzhou University, Wenzhou 325035, Zhejiang, China
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    Figures&Tables (5)
    Equations (8)
    References (12)
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    Figures & Tables(5)
    Principle diagram of fiber multi-parameter synchronous measurement method based on bidirectional Rayleigh scattering

    Fig. 1. Principle diagram of fiber multi-parameter synchronous measurement method based on bidirectional Rayleigh scattering

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    Experimental setup of multi-parameter synchronous measurement system for optical fiber based on bidirectional Rayleigh scattering

    Fig. 2. Experimental setup of multi-parameter synchronous measurement system for optical fiber based on bidirectional Rayleigh scattering

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    Measurement results of semi-logarithmic value ξ(z) of backscattering power in LP01 mode. (a) Measurement results of double-end backscattering power; (b) LP01 mode ξ(z) value obtained from processing in Fig. (a)

    Fig. 3. Measurement results of semi-logarithmic value ξ(z) of backscattering power in LP01 mode. (a) Measurement results of double-end backscattering power; (b) LP01 mode ξ(z) value obtained from processing in Fig. (a)

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    Measurement distribution results of optical fiber parameters. (a) Mode field diameter;(b) effective mode field area; (c) relative refractive index difference; (d) cutoff wavelength; (e) core diameter; (f) attenuation coefficient

    Fig. 4. Measurement distribution results of optical fiber parameters. (a) Mode field diameter;(b) effective mode field area; (c) relative refractive index difference; (d) cutoff wavelength; (e) core diameter; (f) attenuation coefficient

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    • Table 1. Parameters of reference fiber A and fiber B, and fiber under test

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      Table 1. Parameters of reference fiber A and fiber B, and fiber under test

      Fiber parameterFiber AFUTFiber B
      Attenuation coefficient /（dB·km-1）0.1950.1980.193
      Mode fiber radius w /μm10.209.219.88
      Effective mode field area Aeff /μm281.666.476.3
      Core diameter a /μm8.258.258.28
      Relative refractive index difference，Δ /%0.3250.3290.323
      Cutoff wavelength λc /μm1.2551.2551.258
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    Feng Liu, Yi Shi, Zhen'ang Ge, Hao Li. Multi-Parameter Measurement Method of Single Mode Fiber Based on Bidirectional Rayleigh Scattering[J]. Laser & Optoelectronics Progress, 2023, 60(7): 0712004

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    Paper Information

    Category: Instrumentation, Measurement and Metrology

    Received: Feb. 4, 2022

    Accepted: Mar. 29, 2022

    Published Online: May. 24, 2023

    The Author Email: Feng Liu (liufeng@wzu.edu.cn)

    DOI:10.3788/LOP220894

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology