Precoded Faster-than-Nyquist Coherent Optical Transmission

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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Jana, Mrinmoy; Medra, Ahmed; Lampe, Lutz (ECE Dept., University of British Columbia, BC, Canada)
Mitra, Jeebak (Huawei Technologies, Ottawa, ON, Canada)

In this paper we propose a novel symbol-by-symbol memoryless soft demapping method for coded coherent optical systems that employ Faster-than-Nyquist (FTN) transmission for improved spectral efficiency and Tomlinson-Harashima precoding for low-complexity equalization of FTN.