A bitwise-trained deep neural network equalizer matches a 5th-order Volterra equalizer at 65% fewer multipliers and gains 0.35 dB OSNR at equal complexity in 92 GBd 64QAM back-to-back measurements.
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Soft-Demapping for Short Reach Optical Communication: A Comparison of Deep Neural Networks and Volterra Series
A bitwise-trained deep neural network equalizer matches a 5th-order Volterra equalizer at 65% fewer multipliers and gains 0.35 dB OSNR at equal complexity in 92 GBd 64QAM back-to-back measurements.