A Generalized Pairwise Optimization Accelerator Unit For Designing Geometric Shaping 64-QAM

Rachata Maneekut,Daniel J. Elson,Shohei Beppu,Hidenori Takahashi,Noboru Yoshikane

A Generalized Pairwise Optimization Accelerator Unit For Designing Geometric Shaping 64-QAM

2021

Rachata Maneekut
Daniel J. Elson
Shohei Beppu
Hidenori Takahashi
Noboru Yoshikane

An accelerator unit in conjunction with generalized pairwise optimization can obtain optimum geometric shaped 64QAM constellations up to 60% faster. Shaping gain and transmission distance are improved over just GPO constellations in low-to-middle SNR regimes.

Keywords:

Computational complexity theory
Monte Carlo method
Constellation
Pairwise comparison
Unit (ring theory)
Topology
Computer science
Signal processing
Transmission (telecommunications)
Quadrature amplitude modulation

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