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Acta Optica Sinica, Volume. 40, Issue 18, 1806005(2020)

Study on Bit Error Rate Degradation Caused by EDFA Crosstalk in DWDM System

Xiangjing Chen, Jian Wang, and Chongqing Wu*
Author Affiliations
  • Key Laboratory of Education Ministry on Luminescence and Optical Information Technology, Institute of Optical Information Science and Technology, Beijing Jiaotong University, Beijing 100044, China
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    Figures&Tables (8)
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    References (24)
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    Figures & Tables(8)
    Measuring device of EDFA cross-gain

    Fig. 1. Measuring device of EDFA cross-gain

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    Experiment result of cross-gain modulation

    Fig. 2. Experiment result of cross-gain modulation

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    Gain recovery time changes with drive current and incident optical power

    Fig. 3. Gain recovery time changes with drive current and incident optical power

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    Schematic diagram of data packet crosstalk experiment

    Fig. 4. Schematic diagram of data packet crosstalk experiment

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    Waveform of packets. (a) Data packet1; (b) data packet2

    Fig. 5. Waveform of packets. (a) Data packet1; (b) data packet2

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    Effect of packet2 on packet1. (a) Packet length of data packet2 is 3.3 ms; (b) packet length of data packet2 is 0.1 ms

    Fig. 6. Effect of packet2 on packet1. (a) Packet length of data packet2 is 3.3 ms; (b) packet length of data packet2 is 0.1 ms

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    BER of data packet1 with different data packet2 parameters

    Fig. 7. BER of data packet1 with different data packet2 parameters

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    • Table 1. BER of packet 1

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      Table 1. BER of packet 1

      Power of packet2 /μWLength of data packet2 /μs
      100502516.67108.337.14
      277.2×10-37.5×10-51.0×10-72.4×10-89.2×10-96.2×10-93.7×10-9
      611.1×10-12.2×10-34.9×10-62.7×10-72.4×10-87.9×10-95.4×10-9
      1071.8×10-15.0×10-32.1×10-56.7×10-76.8×10-82.8×10-81.2×10-8
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    Xiangjing Chen, Jian Wang, Chongqing Wu. Study on Bit Error Rate Degradation Caused by EDFA Crosstalk in DWDM System[J]. Acta Optica Sinica, 2020, 40(18): 1806005

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Mar. 23, 2020

    Accepted: Jun. 11, 2020

    Published Online: Aug. 27, 2020

    The Author Email: Wu Chongqing (cqwu@bjtu.edu.cn)

    DOI:10.3788/AOS202040.1806005

    Topics

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