Results 31 to 40 of about 5,706 (223)

Optical network technologies for future digital cinema [PDF]

open access: yes, 2016
Digital technology has transformed the information flow and support infrastructure for numerous application domains, such as cellular communications.
Kaleem, Mohammad, Nazir, Sajid
core   +4 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   +1 more source

Spectrum-Entropy-Minimized Routing and Spectrum Allocation in IP over Mixed-Fixed/Flex-Grid Optical Networks

open access: yesPhotonics, 2022
Mixed-Fixed/Flex-Grid Optical Networks (MFGONs) are a new paradigm that emerged during the brown-field migration from fixed-grid Wavelength Division Multiplexing (WDM) optical networks to flex-grid Elastic Optical Networks (EONs). Based on the flex-grid,
Xiaosong Yu   +5 more
doaj   +1 more source

The Recent Contributions of Routing and Spectrum Assignment Algorithms in Elastic Optical Network (EON)

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2020
The speed is an important aspect of the current generation of Internet users. Currently WDM based optical fiber technology provides a good solution, still it is insufficient for future growth of cloud data centers, social media applications, online gaming, high definition video streaming and broadcasting, etc.
Selvakumar S, Manivannan SS*
openaire   +1 more source

Approaches to maximize the open capacity of elastic optical networks [PDF]

open access: yes, 2016
This paper proposes a linear formulation and an iterative heuristic, both with traffic grooming capability, which can maximize the number of remaining available routes and minimize the number of transceivers in Elastic Optical Networks (EON).
Almeida, R. C.   +3 more
core   +3 more sources

Connection setup and traffic aggregation in IP-based Elastic Optical Networks (EON)

open access: yesInternational Journal of Communications, 2020
To overcome the challenges of the increased IP traffic volume on the Internet, the IP/MPLS-based fixed grid DWDM network structure was proposed, which makes the interaction between both the IP layer and the optical wavelength routed fixed DWDM layer applicable.
openaire   +1 more source

Optimized traffic profile for FlexGrid optical networks [PDF]

open access: yes, 2017
This work is focused on studying the connections’ bandwidth distribution effects on the FlexGrid network performance. An accurate study of spectrum occupancy in heavy loaded FlexGrid optical networks is carried out.
Comellas Colomé, Jaume, Liu, Fengqing
core   +2 more sources

Energy-Aware Virtual Machine Management in Inter-datacenter Networks over Elastic Optical Infrastructure

open access: yes, 2018
Datacenters (DCs), deployed in a large scale to support the ever increasing demand for data processing applications, consume tremendous energy. Powering DCs with renewable energy can effectively reduce the brown energy consumption.
Ansari, Nirwan, Han, Tao, Zhang, Liang
core   +1 more source

Resource Allocation Scheme Based on Complete Planning Process for Immediate and Advance Reservation in SDM-EONs

open access: yesIEEE Access, 2021
Immediate reservation (IR) and advanced reservation (AR) become two common traffic models for future space division multiplexing-elastic optical networks (SDM-EONs).
Juan Zhang   +5 more
doaj   +1 more source

Imprecise Markov Models for Scalable and Robust Performance Evaluation of Flexi-Grid Spectrum Allocation Policies [PDF]

open access: yes, 2018
The possibility of flexibly assigning spectrum resources with channels of different sizes greatly improves the spectral efficiency of optical networks, but can also lead to unwanted spectrum fragmentation.We study this problem in a scenario where traffic
De Bock, Jasper   +3 more
core   +3 more sources

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