Search Results for author: Mahdi Ranjbar Zefreh

Found 5 papers, 0 papers with code

Launch Power Optimization for Dynamic Elastic Optical Networks over C+L Bands

no code implementations25 Aug 2023 Farhad Arpanaei, Mahdi Ranjbar Zefreh, José Alberto Hernández, Behnam Shariati, Johannes Fischer, José Manuel Rivas-Moscoso, Filipe Jiménez, Juan Pedro Fernández-Palacios, David Larrabeiti

We propose an algorithm for calculating the optimum launch power over the entire C+L bands by maximizing the cumulative link GSNR of a channel plan built upon multiple modulation formats, with application to dynamic EONs.

A GN-model closed-form formula supporting ultra-low fiber loss and short fiber spans

no code implementations4 Nov 2021 Mahdi Ranjbar Zefreh, Pierluigi Poggiolini

We report on a fully closed-form approximation of the GN model for Nyquist WDM systems that extends the range of applicability of previously available formulas to values of fiber loss and span loss that were not previously covered.

Characterization of the Link Function in GN and EGN methods for Nonlinearity Assessment of Ultrawideband Coherent Fiber Optic Communication Systems with Raman Effect

no code implementations26 Sep 2020 Mahdi Ranjbar Zefreh, Pierluigi Poggiolini

In this paper, we present an accurate and numerically efficient method to implement the GN and EGN nonlinearity prediction methods when the power evolution along the fiber is in an arbitrary form.

A Real-Time Closed-Form Model for Nonlinearity Modeling in Ultra-Wide-Band Optical Fiber Links Accounting for Inter-channel Stimulated Raman Scattering and Co-Propagating Raman Amplification

no code implementations4 Jun 2020 Mahdi Ranjbar Zefreh, Pierluigi Poggiolini

In this paper, we present a novel closed-form model (CFM) for accurate and fast evaluation of nonlinear interference in modern ultrawideband coherent optical fiber communication systems.

BIG-bench Machine Learning

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