On Optimum Enumerative Sphere Shaping Blocklength at Different Symbol Rates for the Nonlinear Fiber Channel
arXiv:2207.04096 · doi:10.23919/OECC/PSC53152.2022.9849911
Abstract
We show that a 0.9 dB SNR improvement can be obtained via short-blocklength enumerative sphere shaping for single-span transmission at 56 GBd. This gain vanishes for higher symbol rates and a larger number of spans.
3 pages, 3 figures, presented at the OECC/PSC 2022