Photonics Research, Volume. 13, Issue 10, 2813(2025)

Six-mode SDM transmission over 960 km with a reach extension of five times enabled by a 6M-EDFA

Tao Xu1、†, Yanze Wang1、†, Minghao Liu1, Wenhao Li2, Wei Li2, Cheng Du2, Yaping Liu1,4、*, Zhiqun Yang1,5、*, Zhanhua Huang1, and Lin Zhang1,3,6、*
Author Affiliations
  • 1State Key Laboratory of Precision Measuring Technology and Instruments, Key Laboratory of Opto-electronic Information Technology of Ministry of Education, Tianjin Key Laboratory of Integrated Opto-electronics Technologies and Devices, School of Precision Instruments and Opto-electronics Engineering, Tianjin University, Tianjin 300072, China
  • 2FiberHome Telecommunication Technologies Co., Ltd., Wuhan 430205, China
  • 3Peng Cheng Laboratory, Shenzhen 518038, China
  • 4e-mail: liuyp@tju.edu.cn
  • 5e-mail: yangzhiqun@tju.edu.cn
  • 6e-mail: lin_zhang@tju.edu.cn
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    References(37)

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    [14] C. Simonneau, P. Genevaux, G. Le Cocq. 5-Mode amplifier with low modal crosstalk for spatial mode multiplexing transmission with low signal processing complexity. European Conference on Optical Communication (ECOC), 1-3(2015).

    [16] R. Ryf, N. K. Fontaine, H. Chen. 72-Tb/s transmission over 179-km all-fiber 6-mode span with two cladding pumped in-line amplifiers. European Conference on Optical Communication (ECOC), 1-3(2015).

    [17] R. Ryf, H. Chen, N. Fontaine. 10-mode mode-multiplexed transmission with inline amplification. European Conference on Optical Communication (ECOC), 1-3(2016).

    [27] Y. Jung, Q. Kang, L. Shen. Few mode ring-core fibre amplifier for low differential modal gain. European Conference on Optical Communication (ECOC), 1-3(2017).

    [29] A. Le Sauze, C. Simonneau, A. Pastouret. Nanoparticle doping process: towards a better control of erbium incorporation in MCVD fibers for optical amplifiers. Optical Amplifiers and Their Applications, WC5(2003).

    [33] T. Xu, Z. Yang, Y. Liu. Modal gain equalization of few-mode erbium-doped fiber amplifiers enabled by mirrored mode exchanges. Optical Fiber Communications Conference and Exhibition (OFC), 1-3(2023).

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    Tao Xu, Yanze Wang, Minghao Liu, Wenhao Li, Wei Li, Cheng Du, Yaping Liu, Zhiqun Yang, Zhanhua Huang, Lin Zhang, "Six-mode SDM transmission over 960 km with a reach extension of five times enabled by a 6M-EDFA," Photonics Res. 13, 2813 (2025)

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Apr. 10, 2025

    Accepted: Jul. 14, 2025

    Published Online: Sep. 22, 2025

    The Author Email: Yaping Liu (liuyp@tju.edu.cn), Zhiqun Yang (yangzhiqun@tju.edu.cn), Lin Zhang (lin_zhang@tju.edu.cn)

    DOI:10.1364/PRJ.564839

    CSTR:32188.14.PRJ.564839

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