Results 11 to 20 of about 417 (193)

A New Strategy for Energy Saving in Spectrum-Sliced Elastic Optical Networks †

open access: yesComputers, 2018
In this paper, we propose a new approach for energy saving in Elastic Optical Networks (EONs) under physical impairments based on MILP solving instances.
Igor M. Queiroz, Karcius D. R. Assis
doaj   +2 more sources

A Performance Comparison of Centralized and Distributed Spectrum Management Techniques in Elastic Optical Networks

open access: yesJournal of Engineering, 2019
Elastic optical networks (EONs) have emerged to provide higher spectrum efficiency than traditional Dense Wavelength-Division-Multiplexing (DWDM) by utilizing enabling technologies such as flexible spectrum grid, Orthogonal Frequency Division ...
Tushar Mathur   +2 more
doaj   +2 more sources

The Effectual Spectrum Defragmentation Algorithm with Holding Time Sensitivity in Elastic Optical Network (EON)

open access: yesInternational Journal of Optics, 2022
The elastic optical network (EON) fulfills the upcoming generation network requirements such as high‐definition videos, high bandwidth demand services, and ultra‐high‐definition televisions. The key issues in EON are routing spectrum assignment and spectrum fragmentation for spectrum allocation.
S. Selva Kumar   +7 more
openaire   +2 more sources

Routing Core and Spectrum Allocation Algorithm for Inter-Core Crosstalk and Energy Efficiency in Space Division Multiplexing Elastic Optical Networks

open access: yesIEEE Access, 2020
Elastic optical networks (EONs) and space-division multiplexing (SDM) have emerged as a promising technology to accommodate the high-capacity and dynamic bandwidth demands of next-generation network.
Huanlin Liu, Qile Xiong, Yong Chen
doaj   +1 more source

A New Bi-Level Mathematical Model and Algorithm for VONs Mapping Problem

open access: yesIEEE Access, 2020
Elastic optical networks (EONs) virtualization can allow the virtual optical networks (VONs) to utilize all the physical resources of EONs, and can attain a high performance of the networks.
Hejun Xuan   +4 more
doaj   +1 more source

Resource Allocation in Multicore Elastic Optical Networks: A Deep Reinforcement Learning Approach

open access: yesComplexity, 2023
A deep reinforcement learning (DRL) approach is applied, for the first time, to solve the routing, modulation, spectrum, and core allocation (RMSCA) problem in dynamic multicore fiber elastic optical networks (MCF-EONs).
Juan Pinto-Ríos   +9 more
doaj   +1 more source

Signal Overlap for Efficient 1+1 Protection in Elastic Optical Networks (EONs)

open access: yesOptical Fiber Communication Conference, 2017
An innovative transmission technique enabling signal overlap is introduced for spectrally-efficient 1+1 protection. Simulation results show that the proposed technique successfully reduces the overall amount of occupied spectrum resources.
Cugini, Filippo   +5 more
openaire   +4 more sources

On routing, modulation format, space and spectrum allocation with protection in space division multiplexing-based elastic optical networks

open access: yesJournal of Information and Telecommunication, 2020
The required upgradation of the optical network capacity, which is constrained by the non-linear Shannon’s limit and the provisioning needed for the future diverse Internet traffic’s required capacity, can be resolved by the deployment of the Space ...
Sridhar Iyer
doaj   +1 more source

3D Fragmentation Metric and RCSA Scheme for Space Division Multiplexing Elastic Optical Networks

open access: yesIEEE Access, 2020
The space division multiplexing elastic optical networks (SDM-EONs) based on multi-core fiber (MCF) are an effective solution to improve transmission capacity.
Juan Zhang   +5 more
doaj   +1 more source

Routing, Modulation and Spectrum Assignment Algorithm Using Multi-Path Routing and Best-Fit

open access: yesIEEE Access, 2021
Elastic Optical Networks (EONs) are a promising optical technology to deal with the ever-increasing traffic and the vast number of connected devices of the next generation of the Internet, associated to paradigms like the Internet of Things (IoT), the ...
Lidia Ruiz   +5 more
doaj   +1 more source

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