An Alternative Derivation of Johannisson's Regular Perturbation Model

TL;DR

This paper presents a new derivation of Johannisson's regular perturbation model for nonlinear effects in dispersion unmanaged coherent optical links, offering an alternative mathematical perspective.

Contribution

It introduces an alternative derivation method for Johannisson's nonlinear perturbation model, enhancing theoretical understanding.

Findings

Provides a new derivation approach for the model

Clarifies the mathematical structure of the model

Potentially simplifies future analyses

Abstract

We provide here an alternative derivation of the generalization of the nonlinear Turin model for dispersion unmanaged coherent optical links provided in Johannisson's report [arXiv:1205.2193]