Unrepeatered Transmission Over 670.64 km of 50G BPSK, 653.35 km of 100G PS-QPSK, 601.93 km of 200G 8QAM, and 502.13 km of 400G 64QAMJ. M. Xu, Min Xiang, Hongyan Zhou et al.|Journal of Lightwave Technology|2019Cited by 28
Record 579.5 km Unrepeatered 2.5Gb/s Transmission with a Span Loss of 96.8 dB by Coherent Receiving TechnologyJ. M. Xu, Guoliang He, Ming Li et al.|Proceedings of the 2018 International Conference on Network, Communication, Computer Engineering (NCCE 2018)|2018Cited by 0