Abstract
We demonstrated experimentally that computationally-efficient digital nonlinearity compensation using backpropagation can increase the nonlinear tolerance of 61.7 Gb/s PDM-CO-OFDM by 2.2 dB in a 500 km link using only 3 backpropagation steps.
© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia
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