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Acta Optica Sinica, Volume. 44, Issue 11, 1106004(2024)

RSOP Equalization Algorithm Based on New Adaptive Square Root Cubature Kalman Filtering

Guoxiang Weng1, Qinghua Tian1、*, Fu Wang1, Feng Tian1, Qi Zhang1, Leijing Yang1, and Xiangjun Xin2
Author Affiliations
  • 1School of Electronic Engineering, State Key Laboratory of Information Photonics and Optical Communications, Beijing Key Laboratory of Space-Ground Interconnection and Convergence, Beijing University of Posts and Telecommunication, Beijing 100876, China
  • 2School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
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    References (22)
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    Figures & Tables(7)
    Algorithm flow of RD-ASCKF-SQ

    Fig. 1. Algorithm flow of RD-ASCKF-SQ

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    Simulation platform

    Fig. 2. Simulation platform

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    Performance comparison of ACKF algorithm and RD-ASCKF-SQ at different RSOP

    Fig. 3. Performance comparison of ACKF algorithm and RD-ASCKF-SQ at different RSOP

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    BER curves of SCKF algorithm and RD-ASCKF-SQ at different SNR

    Fig. 4. BER curves of SCKF algorithm and RD-ASCKF-SQ at different SNR

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    BER curves of ASCKF algorithm at different SNR before and after using square root coefficient

    Fig. 5. BER curves of ASCKF algorithm at different SNR before and after using square root coefficient

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    Update times curves of ASCKF algorithm and RD-ASCKF-SQ with different RSOP

    Fig. 6. Update times curves of ASCKF algorithm and RD-ASCKF-SQ with different RSOP

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    • Table 1. Analysis of convergence probability and average BER of ASCKF algorithm before and after using square root coefficient

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      Table 1. Analysis of convergence probability and average BER of ASCKF algorithm before and after using square root coefficient

      AlgorithmAzimuthchange rate /（Mrad·s-1）Convergenceprobability /%AverageBER
      ASCKF without square-root of Q70951.83×10-4
      80941.88×10-4
      RD-ASCKF-SQ70991.86×10-4
      80991.37×10-4
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    Guoxiang Weng, Qinghua Tian, Fu Wang, Feng Tian, Qi Zhang, Leijing Yang, Xiangjun Xin. RSOP Equalization Algorithm Based on New Adaptive Square Root Cubature Kalman Filtering[J]. Acta Optica Sinica, 2024, 44(11): 1106004

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jan. 9, 2024

    Accepted: Mar. 7, 2024

    Published Online: Jun. 12, 2024

    The Author Email: Tian Qinghua (tianqh@bupt.edu.cn)

    DOI:10.3788/AOS240463

    CSTR:32393.14.AOS240463

    Topics

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