Abstract
Employing multi-band digital backpropagation for nonlinearity compensation, we experimentally demonstrated eight 100-Gbit/s PDM-OFDM-32QAM DWDM transmission over 4,242 km in a 12.5 GHz frequency grid. It achieves the longest transmission distance using EDFA only amplification to date.
© 2012 Optical Society of America
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