Probabilistically Shaped QAM for Independent Reach, Spectral Efficiency and Bit-rate Adaptation
Konferenz: ECOC 2016 - 42nd European Conference on Optical Communication
18.09.2016 - 22.09.2016 in Düsseldorf, Deutschland
Tagungsband: ECOC 2016
Seiten: 3Sprache: EnglischTyp: PDF
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Autoren:
Buchali, Fred; Idler, Wilfried; Schmalen, Laurent (Nokia, Bell Labs, Lorenzstr. 10, 70435 Stuttgart, Germany)
Böcherer, Georg; Schulte, Patrick; Steiner, Fabian (Technische Universität München, Arcisstr. 21, 80333 München, Germany)
Inhalt:
In this paper we review probabilistically shaped constellations and experimentally investigate probabilistically shaped QAM systems operated at both high bit-rate and high reach requiring high baudrate transmission. We demonstrate up to 29% reach increase by probabilistic shaping.