A Simplified Method for Optimising Geometrically Shaped Constellations of Higher Dimensionality

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Jul 11, 2023
Kadir Gümüş, Bin Chen, Thomas Bradley, Chigo Okonkwo
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We introduce a simplified method for calculating the loss function for use in geometric shaping, allowing for the optimisation of high dimensional constellations. We design constellations up to 12D with 4096 points, with gains up to 0.31 dB compared to the state-of-the-art.

* This paper was accepted for the European Conference on Optical Communications (ECOC) 2023, this version is a pre-print  
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