Geometric Constellation Shaping for Phase-noise Channels Using a Differentiable Blind Phase Search

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Dec 06, 2021
Andrej Rode, Benedikt Geiger, Laurent Schmalen
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We perform geometric constellation shaping with optimized bit labeling using a binary autoencoder including a differential blind phase search (BPS). Our approach enables full end-to-end training of optical coherent transceivers taking into account the digital signal processing.

* Submitted to the Optical Fiber Communication Conference (OFC) 2022  
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