Optimization of Probabilistic Shaping Enabled Transceivers with Large Constellation Sizes for High Capacity Transmission

Ezra Ip,Yue-Kai Huang,Shaoliang Zhang,Tiejun J. Xia,Daniel L. Peterson,Glenn A. Wellbrock,Giovanni Milione,Ting Wang,Yoshiaki Aono,Tsutomu Tajima

Optimization of Probabilistic Shaping Enabled Transceivers with Large Constellation Sizes for High Capacity Transmission

2018

Ezra Ip
Yue-Kai Huang
Shaoliang Zhang
Tiejun J. Xia
Daniel L. Peterson
Glenn A. Wellbrock
Giovanni Milione
Ting Wang
Yoshiaki Aono
Tsutomu Tajima

We study digital signal processing techniques to optimize the back-to-back performance of large probabilistic shaped constellations. We cover joint optimization of LDPC and constellation shaping, CD pre-compensation, clipping and I/Q imbalance compensation.

Keywords:

Low-density parity-check code
Electronic engineering
Probabilistic logic
Transceiver
Engineering
Digital signal processing
Clipping (audio)
Transmission (mechanics)
high capacity
Constellation

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