50.47-Tbit/s Standard Cladding Ultra-Low-Loss Coupled 4-Core Fiber Transmission over 9,150 km

50.47-Tbit/s transpacific coupled multi-core fiber transmission has been experimentally demonstrated using standard cladding ultra-low-loss coupled 4-core fibers. The Q-factors of all SDM/WDM channels modulated with 24-Gbaud DP-QPSK exceeded the assumed FEC limits after 9,150-km transmission.

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