Improvement on FEC performance by Turbo Equalization for Super-Nyquist 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:
Yuan, Shuai (Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan)
Igarashi, Koji (Osaka University, 2-1 Yamadaoka, Suita, Osaka, 565-0871, Japan KDDI R&D Laboratories, Inc., 2-1-15 Ohara, Fujimino-shi, Saitama, 356-8502, Japan)
Tsuritani, Takehiro; Morita, Itsuro (KDDI R&D Laboratories, Inc., 2-1-15 Ohara, Fujimino-shi, Saitama, 356-8502, Japan)
Abstract:
In Super-Nyquist WDM systems, maximum likelihood decoder for duobinary shaping degrades the post-FEC BER performance. We experimentally confirm that degradation of post-FEC BER characteristics can be remarkably suppressed by introducing turbo equalization.