Rate Adaptive Autoencoder-based Geometric Constellation Shaping
Reviewed by Pithpith:KGER3UKZopen to challenge →
classification
eess.SP
keywords
constellationgeometricmappingsrateshapingachievingadaptiveadaptivity
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An autoencoder is used to optimize bit-to-symbol mappings for geometric constellation shaping. The mappings allow for net rate adaptivity without additional hardware complexity, while achieving up to 300km of transmission distance compared to uniform QAM.
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