A closed-form approximation of the Gaussian noise model in the presence of inter-channel stimulated Raman scattering

D Semrau, RI Killey, P Bayvel - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
An accurate, closed-form expression evaluating the nonlinear interference (NLI) power in
coherent optical transmission systems in the presence of inter-channel stimulated Raman …

Nonlinear impairment-aware static resource allocation in elastic optical networks

J Zhao, H Wymeersch, E Agrell - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
This paper studies the routing, modulation format, and spectrum allocation problem in elastic
fiber-optical networks for static traffic. Elastic networks, based on Nyquist wavelength …

Designing transparent flexible-grid optical networks for maximum spectral efficiency

J Pedro - Journal of Optical Communications and Networking, 2017 - opg.optica.org
Higher-order modulation formats and spectral super-channels are key to maximizing
spectral efficiency (SE) in next-generation optical transport networks, thereby …

Load-aware nonlinearity estimation for elastic optical network resource optimization and management

R Wang, S Bidkar, F Meng, R Nejabati… - Journal of Optical …, 2019 - opg.optica.org
Elastic optical networks (EONs) have emerged as a promising technology to accommodate
the high-capacity and dynamic bandwidth demands of next-generation wireless networks …

The ISRS GN model, an efficient tool in modeling ultra-wideband transmission in point-to-point and network scenarios

D Semrau, E Sillekens, RI Killey… - … Conference on Optical …, 2018 - ieeexplore.ieee.org
An analytical model to estimate nonlinear performance in ultra-wideband optical
transmission networks is presented. The model accurately accounts for inter-channel …

Nonlinear impairment aware resource allocation in elastic optical networks

J Zhao, H Wymeersch, E Agrell - Optical Fiber Communication …, 2015 - opg.optica.org
We propose a novel integer linear program formulation and low-complexity heuristics for
nonlinear impairment-aware routing and spectrum allocation in OOFDM-based elastic …

Reducing blocking probability and QoT violation in dynamic elastic optical networks via load-aware margin selection

M Habibi, H Beyranvand - Computer Networks, 2022 - Elsevier
In this paper, we study the effect of load-aware margin selection on the performance of
elastic optical networks (EONs) in dynamic service provisioning. First, a mixed-integer linear …

On the benefits of power optimization in the S, C and L-band optical transmission systems

D Uzunidis, C Matrakidis, E Kosmatos, A Stavdas… - Computer Networks, 2022 - Elsevier
Multi-Band systems are key enablers to simultaneously provide higher connectivity and
higher capacity. In this work we propose a novel methodology which optimizes the physical …

A dynamic spectrum allocation scheme to limit the FWM effects in elastic optical networks

D Adhikari - 2022 International Conference on Smart …, 2022 - ieeexplore.ieee.org
Nonlinear impairments especially Four-Wave Mixing (FWM) affect the overall optical signal-
to-noise ratio (OSNR) by introducing additional crosstalks into the system. FWM is a fiber …

Artificial Neural Network-Aided Multiclass Service Provisioning and Prioritization in EONs

S Hajipour, M Habibi… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
With the emergence of various applications with diverse transmission requirements, optical
networks must support multiclass service provisioning and prioritization. This paper studies …