Chinese Optics Letters, Volume. 23, Issue 9, 090601(2025)

Demonstration of high-capacity WDM long-haul transmission based on a long-span nested antiresonant nodeless fiber

Hui Chen1, Xu Zhang1, Siyue Jin1, Honglin Ji1, Qibing Wang1, Lei Zhang2, Jie Luo2, Lei Wang1, Yingjun Zhou3, Junwen Zhang3, Zhixue He1、*, Nan Chi3, and Shaohua Yu1
Author Affiliations
  • 1Pengcheng Laboratory, Shenzhen 518055, China
  • 2State Key Laboratory of Optical Fiber and Cable Manufacture Technology, Yangtze Optical Fibre and Cable Joint Stock Limited Company (YOFC), Wuhan 430074, China
  • 3Key Laboratory for Information Science of Electromagnetic Waves (MoE), Fudan University, Shanghai 200433, China
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    Figures & Tables(5)
    Experimental setup of the long-haul WDM coherent transmission system. ASE, amplified spontaneous emission noise; AOM, acoustic-optic modulator; OTBF, optical tunable bandpass filter; PC, polarization controller; PRBS, pseudo-random binary sequence; RRC, raised root cosine filter; CDC, chromatic dispersion compensation; FOE, frequency offset estimation; CPE, carrier phase estimation; DSP, digital signal processing; WSS, wavelength selection switch.
    BER versus different numbers of taps in MIMO-DDLMS.
    Spectra of the WDM signal after different transmission distances.
    (a) Capacity of the system performance after 1000 km transmission. (b) Maximum distance per channel.
    • Table 1. Typical Research Works for NANF-Based Long-Haul Transmission

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      Table 1. Typical Research Works for NANF-Based Long-Haul Transmission

      ReferenceNANF (km)ModulationCapacity (Tb/s)Distance (km)
      [9]7.72PS-16QAM≤ 13.664201
      [10]11.50PS-16QAM≤ 9.36711.50
      This work20.00PS-16QAM16.7631000
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    Hui Chen, Xu Zhang, Siyue Jin, Honglin Ji, Qibing Wang, Lei Zhang, Jie Luo, Lei Wang, Yingjun Zhou, Junwen Zhang, Zhixue He, Nan Chi, Shaohua Yu, "Demonstration of high-capacity WDM long-haul transmission based on a long-span nested antiresonant nodeless fiber," Chin. Opt. Lett. 23, 090601 (2025)

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    Paper Information

    Category: Fiber optics and optical communications

    Received: Jan. 20, 2025

    Accepted: May. 12, 2025

    Published Online: Aug. 13, 2025

    The Author Email: Zhixue He (hezhx01@pcl.ac.cn)

    DOI:10.3788/COL202523.090601

    CSTR:32184.14.COL202523.090601

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