Spectral-Efficiency Maximization with Subcarrier-Multiplexed Hybrid-QAM Signals Adaptive to Distance and Hop Count

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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Isono, Yuma; Niwa, Masaki; Mori, Yojiro; Hasegawa, Hiroshi; Sato, Ken-ichi (Nagoya University, Japan)

We propose a novel spectral efficiency maximization method adaptive to distance and hop count for subcarrier-multiplexed hybrid-QAM signals. Simulation results show that the proposed scheme substantially improves spectral efficiency in all the network topologies tested.