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2015
Conference Paper
Title
Experimental investigation of a four-dimensional 256-ary lattice-based modulation format
Abstract
A four-dimensional modulation format with 256 point from the D<sub>4</sub>-lattice (256-D<sub>4</sub>) is compared to PM-16QAM in experiments. 256-D<sub>4</sub> is more sensitive at high OSNR but with a 21.3% overhead turbo product code, PM-16QAM outperforms 256-D<sub>4</sub>.