Experimental Comparison of Gains in Achievable Information Rates from Probabilistic Shaping and Digital Backpropagation for DP-256QAM/1024QAM WDM Systems

Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland

Proceedings: ECOC 2016

Pages: 3Language: englishTyp: PDF

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Authors:
Silva, Edson P. da; Yankov, Metodi P.; Ros, Francesco Da; Forchhammer, Soren; Galili, Michael; Oxenlowe, Leif K.; Zibar, Darko (Department of Photonics Engineering, Technical University of Denmark - DTU, Denmark)

Abstract:
Gains in achievable information rates from probabilistic shaping and digital backpropagation are compared for WDM transmission of 5 x 10 GBd DP-256QAM/1024QAM up to 1700 km of reach. The combination of both techniques its shown to provide gains of up to 0.5 bits/QAM symbol.