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Chinese Journal of Lasers, Volume. 51, Issue 18, 1801016(2024)

C+L-Band Full-Coverage High-Gain Erbium-Doped Fiber Amplifiers

Yongfang Zou1,2,3, Xinyong Dong1,2,3、*, Zhikai Wu1,2,3, Jianxiang Wen4, Tingyun Wang4, Song Wang5, Yuncai Wang1,2,3, and Yuwen Qin1,2,3
Author Affiliations
  • 1Institute of Advanced Photonics Technology, School of Information Engineering, Guangdong University of Technology, Guangzhou 510006, Guangdong , China
  • 2Key Laboratory of Photonic Technology for Integrated Sensing and Communication, Ministry of Education, Guangdong University of Technology, Guangzhou 510006, Guangdong , China
  • 3Guangdong Provincial Key Laboratory of Information Photonics Technology, Guangdong University of Technology, Guangzhou 510006, Guangdong , China
  • 4Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai 200444, China
  • 5State Key Laboratory of Optical Fiber and Cable Manufacture Technology, Yangtze Optical Fiber and Cable Joint Stock Limited Company (YOFC), Wuhan 430073, Hubei , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (6)
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    References (23)
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    Figures & Tables(6)
    Configuration of proposed C+L-band full-coverage high-gain EDFA

    Fig. 1. Configuration of proposed C+L-band full-coverage high-gain EDFA

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    Absorption spectrum of Bi/Er co-doped silica fiber

    Fig. 2. Absorption spectrum of Bi/Er co-doped silica fiber

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    Transmission spectrum of long-period fiber grating

    Fig. 3. Transmission spectrum of long-period fiber grating

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    Gain and noise figure spectra of C+L-band EDFAs

    Fig. 4. Gain and noise figure spectra of C+L-band EDFAs

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    Gains and noise figure spectra of high-gain C+L-band EDFA at different input signal powers

    Fig. 5. Gains and noise figure spectra of high-gain C+L-band EDFA at different input signal powers

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    • Table 1. Comparison of main performance parameters of C+L-band EDFAs at home and abroad

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      Table 1. Comparison of main performance parameters of C+L-band EDFAs at home and abroad

      Gain fiberConfigurationMaximum gain

      Minimum

      NF /dB

      		Gain bandwidth /nmRef.
      BEDFOne-stage single-pass40.5 dB@1535 nm3.748 nm （1522‒1570 nm） ≥20 dB［22］
      BEDFOne-stage single-pass40.0 dB@1535 nm7

      260 nm （1515‒1775 nm） ≥15 dB

      40 nm （1525‒1565 nm） ≥20 dB

      		［9］
      BEDFOne-stage single-pass41.0 dB@1560 nm5.567 nm （1533‒1600 nm） ≥20 dB［23］
      BEDF+Zr-EDFTwo-stage dual-pass37.5 dB@1560 nm4.747 nm （1538‒1585 nm） ≥20 dB［10］
      EDF+BEDFTwo-stage dual-pass with LPG51.2 dB@1550 nm3.9

      85 nm （1527‒1612 nm） ≥20 dB

      78 nm （1529‒1607 nm） ≥ 25 dB

      		This work
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    Yongfang Zou, Xinyong Dong, Zhikai Wu, Jianxiang Wen, Tingyun Wang, Song Wang, Yuncai Wang, Yuwen Qin. C+L-Band Full-Coverage High-Gain Erbium-Doped Fiber Amplifiers[J]. Chinese Journal of Lasers, 2024, 51(18): 1801016

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    Paper Information

    Category: laser devices and laser physics

    Received: May. 9, 2024

    Accepted: Aug. 20, 2024

    Published Online: Sep. 9, 2024

    The Author Email: Dong Xinyong (dongxy@gdut.edu.cn)

    DOI:10.3788/CJL240863

    CSTR:32183.14.CJL240863

    Topics

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