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Optica Publishing Group
Conferences > OFC > 2015 > W4K > W4K.3

Experimental Investigation of a Four-Dimensional 256-ary Lattice-based Modulation Format

Tobias A. Eriksson, Saleem Alreesh, Carsten Schmidt-Langhorst, Felix Frey, Pablo Wilke Berenguer, Colja Schubert, Johannes K. Fischer, Peter A. Andrekson, Magnus Karlsson, and Erik Agrell

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Abstract

A four-dimensional modulation format with 256 point from the D4-lattice (256-D4) is compared to PM-16QAM in experiments. 256-D4 is more sensitive at high OSNR but with a 21.3% overhead turbo product code, PM-16QAM outperforms 256-D4.

© 2015 Optical Society of America

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