Photonics Research, Volume. 11, Issue 6, 968(2023)

300 km ultralong fiber optic DAS system based on optimally designed bidirectional EDFA relays

Cunzheng Fan1, Hao Li1,2, Keqing Zhang1, Huanhuan Liu3, Yixiang Sun1, Haoguang Liu1, Baoqiang Yan1, Zhijun Yan1,2, Deming Liu1, Perry Ping Shum3, and Qizhen Sun1,2,4、*
Author Affiliations
  • 1School of Optical and Electronic Information, Huazhong University of Science and Technology, Wuhan 430074, China
  • 2HUST-Wuxi Research Institute, Wuxi 214174, China
  • 3Guangdong Key Laboratory of Integrated Optoelectronics Intellisense, Department of Electrical and Electronic Engineering, Southern University of Science and Technology, Shenzhen 518055, China
  • 4Optics Valley Laboratory, Wuhan 430074, China
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    References(24)

    [6] H. Wu, C. Zhao, R. Liao, Y. Chang, M. Tang. Performance enhancement of ROTDR using deep convolutional neural networks. 26th International Conference on Optical Fiber Sensors, TuE16(2018).

    [7] Y. Lv, H. Li, Z. Yang, Z. Yan, J. Zang, Q. Sun. Highly accurate 3D shape sensing based on special fiber OFDR system assisted with ICP algorithm. 27th International Conference on Optical Fiber Sensors, Tu1.7(2022).

    [11] C. Fan, H. Li, B. Yan, Z. Yan, Q. Sun. 246 km long distance fiber optic DAS system based on multi-span bidirectional EDFAs and cascaded AOMs. Optical Fiber Communication Conference, W4D.4(2022).

    [13] C. Fan, H. Li, B. Yan, Y. Sun, H. Liu, K. Ai, Z. Yan, Q. Sun. Modulation instability suppression for fiber optic DAS assisted with dual wavelength lasers. Conference on Lasers and Electro-Optics, JW3B.92(2022).

    [18] E. Ip, Y.-K. Huang, M.-F. Huang, F. Yaman, G. Wellbrock, T. Xia, T. Wang, K. Asahi, Y. Aono. DAS over 1,007-km hybrid link with 10-Tb/s DP-16QAM co-propagation using frequency-diverse chirped pulses. 2022 Optical Fiber Communications Conference and Exhibition (OFC), 1-3(2022).

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    Cunzheng Fan, Hao Li, Keqing Zhang, Huanhuan Liu, Yixiang Sun, Haoguang Liu, Baoqiang Yan, Zhijun Yan, Deming Liu, Perry Ping Shum, Qizhen Sun. 300 km ultralong fiber optic DAS system based on optimally designed bidirectional EDFA relays[J]. Photonics Research, 2023, 11(6): 968

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jan. 16, 2023

    Accepted: Apr. 2, 2023

    Published Online: Jun. 8, 2023

    The Author Email: Qizhen Sun (qzsun@mail.hust.edu.cn)

    DOI:10.1364/PRJ.485701

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