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Acta Optica Sinica, Volume. 41, Issue 24, 2406002(2021)

Fiber Nonlinear Impairments Compensation Based on IPCA-DNN Algorithm

Jianyu Meng1, Hongbo Zhang1、*, Min Zhang1, Ju Cai1、**, Qianwu Zhang2, Honglin Zhu1, and Zheng Zhong1
Author Affiliations
  • 1College of Communication Engineering, Chengdu University of Information Technology, Chengdu, Sichuan 610225, China
  • 2Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai 200072, China
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    Figures&Tables (8)
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    Figures & Tables(8)
    Index values with different L and C. (a) L=15, C=15; (b) L=25, C=15; (c) L=15, C=5; (d) L=25, C=5

    Fig. 1. Index values with different L and C. (a) L=15, C=15; (b) L=25, C=15; (c) L=15, C=5; (d) L=25, C=5

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    NLC model based on IPCA-DNN algorithm

    Fig. 2. NLC model based on IPCA-DNN algorithm

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    Comparison of computational complexity based on different scaling criteria

    Fig. 3. Comparison of computational complexity based on different scaling criteria

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    Single channel dual-biased 32 GBaud PDM-16QAM coherent optical transmission system

    Fig. 4. Single channel dual-biased 32 GBaud PDM-16QAM coherent optical transmission system

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    Relationship between Q-factor and transmitting power of 32 GBaud PDM-16QAM transmission system under different scaling standards

    Fig. 5. Relationship between Q-factor and transmitting power of 32 GBaud PDM-16QAM transmission system under different scaling standards

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    Relationship between Q-factor and transmitting power of 32 GBaud PDM-16QAM transmission system after 800 km transmission distance

    Fig. 6. Relationship between Q-factor and transmitting power of 32 GBaud PDM-16QAM transmission system after 800 km transmission distance

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    Relationship between Q-factor and transmission distance of 32 GBaud PDM-16QAM transmission system

    Fig. 7. Relationship between Q-factor and transmission distance of 32 GBaud PDM-16QAM transmission system

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    • Table 1. Simulation parameters of PDM-16QAM

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      Table 1. Simulation parameters of PDM-16QAM

      ParameterContentParameterContent
      Modulation format16QAMLocal oscillator linewidth /kHz10
      Signal symbol rate /GBaud32Local oscillator frequency /THz193.1
      Oversampling ratio2Carrier linewidth /kHz100
      Fiber length per span /km100 kmCarrier frequency /THz193.1+0.1
      Amplifier noise figure /dB6.0 dBDispersion coefficient /(ps·nm-1·km-1)16.0
      Pmd coefficient /(10-15 s·m-1/2)3.163Nonlinear index n2 /(10-16 cm2·W-1)3.2
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    Jianyu Meng, Hongbo Zhang, Min Zhang, Ju Cai, Qianwu Zhang, Honglin Zhu, Zheng Zhong. Fiber Nonlinear Impairments Compensation Based on IPCA-DNN Algorithm[J]. Acta Optica Sinica, 2021, 41(24): 2406002

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: May. 6, 2021

    Accepted: Jun. 28, 2021

    Published Online: Nov. 30, 2021

    The Author Email: Zhang Hongbo (zhanghb@cuit.edu.cn), Cai Ju (caiju@cuit.edu.cn)

    DOI:10.3788/AOS202141.2406002

    Topics

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