A Simple Nonlinearity-Tailored Probabilistic Shaping Distribution for Square QAM
October 11, 2017 Β· Declared Dead Β· π Optical Fiber Communications Conference and Exhibition
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Authors
Eric Sillekens, Daniel Semrau, Gabriele Liga, Nikita A. Shevchenko, Zhe Li, Alex Alvarado, Polina Bayvel, Robert. I. Killey, DomaniΓ§ Lavery
arXiv ID
1710.04134
Category
cs.IT: Information Theory
Citations
43
Venue
Optical Fiber Communications Conference and Exhibition
Last Checked
6 months ago
Abstract
A new probabilistic shaping distribution that outperforms Maxwell-Boltzmann is studied for the nonlinear fiber channel. Additional gains of 0.1 bit/symbol MI or 0.2 dB SNR for both DP-256QAM and DP-1024QAM are reported after 200 km nonlinear fiber transmission.
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