Shaped Four-Dimensional Modulation Formats for Optical Fiber Communication Systems

2021/12/23 by Bin Chen, Gabriele Liga, Chen, Bin +10
Engineering · #Advanced Optical Network Technologies #FOS: Electrical engineering #Optical Network Technologies #Optical Wireless Communication Technologies #Signal Processing (eess.SP) #electronic engineering #information engineering

paper · pdf · doi:10.48550/arxiv.2112.12377

openalex publication_date 2021/12/23 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/30

Abstract

We review the design of multidimensional modulations by maximizing generalized mutual information and compare the maximum transmission reach of recently introduced 4D formats. A model-based optimization for nonlinear-tolerant 4D modulations is also discussed.

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