• Chinese Optics Letters
  • Vol. 17, Issue 7, 070603 (2019)
Min Zhang1, Bo Xu1、*, Xiaoyun Li2, Yi Cai1, Baojian Wu1, and Kun Qiu1
Author Affiliations
  • 1Key Laboratory of Optical Fiber Sensing and Communications, Ministry of Education, University of Electronic Science and Technology of China, Chengdu 611731, China
  • 2Business School, University of International Business and Economics, Beijing 100029, China
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    DOI: 10.3788/COL201917.070603 Cite this Article Set citation alerts
    Min Zhang, Bo Xu, Xiaoyun Li, Yi Cai, Baojian Wu, Kun Qiu. Traffic estimation based on long short-term memory neural network for mobile front-haul with XG-PON[J]. Chinese Optics Letters, 2019, 17(7): 070603 Copy Citation Text show less
    MFH architecture based on the XG-PON system.
    Fig. 1. MFH architecture based on the XG-PON system.
    LSTM neural network architecture used in the proposed method.
    Fig. 2. LSTM neural network architecture used in the proposed method.
    LSTM cell and its unfolding in time.
    Fig. 3. LSTM cell and its unfolding in time.
    Detailed structure of the LSTM cell memory block. The sigmoid function is denoted as σ and the pointwise multiplication is denoted as × in the figure.
    Fig. 4. Detailed structure of the LSTM cell memory block. The sigmoid function is denoted as σ and the pointwise multiplication is denoted as × in the figure.
    MSE in the training process.
    Fig. 5. MSE in the training process.
    Upstream delay performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Fig. 6. Upstream delay performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Upstream jitter performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Fig. 7. Upstream jitter performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Upstream packet loss ratio performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Fig. 8. Upstream packet loss ratio performance comparison of RR-DBA, FNN-DBA, and LSTM-DBA.
    Upstream delay performance comparison of RR-DBA, FNN-DBA, LSTM-DBA, and FBA for one active ONU case.
    Fig. 9. Upstream delay performance comparison of RR-DBA, FNN-DBA, LSTM-DBA, and FBA for one active ONU case.
    ParametersValues
    Number of bursts5000
    Mean burst time length2 ms
    Poisson arrival rate[95, 110, 125–200 Mbps]
    Hurst parameter0.8
    Pareto shape parameter1.4
    Packet size1470 bytes
    Table 1. Traffic Simulation Parameters
    ParametersValues
    Application traffic modelPPBP
    Simulation time10 s
    Max polling interval (all DBAs)125 μs
    Number of RRHs (ONUs)10
    T-CONT per ONU1
    Roundtrip propagation delay100 μs
    ONU queue size (T-CONT buffer)1 Mbytes
    Table 2. DBA Simulation Parameters
    Min Zhang, Bo Xu, Xiaoyun Li, Yi Cai, Baojian Wu, Kun Qiu. Traffic estimation based on long short-term memory neural network for mobile front-haul with XG-PON[J]. Chinese Optics Letters, 2019, 17(7): 070603
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