Results 21 to 30 of about 3,418 (288)

Dispersion Based Highest-Modulation-First Last-Fit Spectrum Allocation Scheme for Elastic Optical Networks

open access: yesIEEE Access, 2018
This paper proposes a spectrum allocation scheme based on highest modulation-first last fit (LF) for elastic optical networks in order to suppress the call blocking in the network.
Jijun Zhao   +5 more
doaj   +1 more source

Area-Aware Routing and Spectrum Allocation for the Tidal Traffic Pattern in Metro Optical Networks

open access: yesIEEE Access, 2020
With the increasing bandwidth requirements for people and the development of urbanization, the movement of the population in the city (especially the supercity) has an increasing influence on the traffic distribution in both space and time dimensions ...
Boyuan Yan   +3 more
doaj   +1 more source

Survivable Virtual Optical Network Mapping Algorithm for Joint Mapping Between Nodes and Links [PDF]

open access: yesJisuanji gongcheng, 2021
To address the problem of single link failure in Elastic Optical Networks(EON),a node-link cooperative mapping protection algorithm(CMST-HA) based on the Hungarian algorithm is proposed to solve the link mapping scheme.The algorithm divides the nodes and
ZHU Guohui, LIANG Shenlin, LI Qing
doaj   +1 more source

Invalid-Resource-Aware Spectrum Assignment for Advanced-Reservation Traffic in Elastic Optical Network

open access: yesSensors, 2020
Elastic optical networks (EONs) can make service accommodation more flexible and precise by employing efficient routing and spectrum allocation (RSA) algorithms. In order to improve the efficiency of RSA algorithms, the advanced-reservation technique was
Shufang He, Yang Qiu, Jing Xu
doaj   +1 more source

Link State Aware Dynamic Routing and Spectrum Allocation Strategy in Elastic Optical Networks

open access: yesIEEE Access, 2020
Compared with traditional wavelength division optical network, elastic optical network (EON) divides the network spectrum into smaller spectrum slots to improve the spectrum utilization, but the high-quality spectrum division also complicates the routing
Yang Zhou, Qiang Sun, Siyu Lin
doaj   +1 more source

Dynamic routing and spectrum allocation in elastic optical networks

open access: yes, 2023
Triggered by emerging services such as high-definition video distribution or social networking, the IP traffic volume has been exponentially increasing to date. Furthermore, the traffic growth rate will not stop here due to the day by day technology advances.
openaire   +4 more sources

Modeling Off-line Routing and Spectrum Allocation Problem in Elastic Optical Network [PDF]

open access: yes, 2021
The swift escalation in internet traffic due to diverse bandwidth starving applications and innovative concepts of modern technologies such as Elastic Optical Networks (EONs) and Software-defined networking (SDN) demands a dynamic and flexible optical ...
Vittorio Curri   +11 more
core   +1 more source

Routing and Spectrum Allocation in Spectrum-Sliced Elastic Optical Path Networks: A Primal-Dual Framework

open access: yes, 2021
The recent decade has witnessed a tremendous growth of Internet traffic, which is expected to continue climbing for the foreseeable future. As a new paradigm, Spectrum-sliced Elastic Optical Path (SLICE) networks promise abundant (elastic) bandwidth to ...
Wang, Yang   +9 more
core   +1 more source

Routing and Spectrum Allocation Heuristic for Sliced Elastic Optical Network System [PDF]

open access: yes, 2021
We proposed a heuristic algorithm, Minimum Hops with Least Slots spectrum (MHLS), to solve the Routing and spectrum assignment problem in elastic optical networks.
Vittorio Curri   +11 more
core   +1 more source

Combination of Advanced Reservation and Resource Periodic Arrangement for RMSA in EON with Deep Reinforcement Learning [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2023
The Elastic Optical Networks (EON) provide a solution to the massive demand for connections and extremely high data traffic with the Routing Modulation and Spectrum Assignment (RMSA) as a challenge.
R.J. Silaban, M. Alaydrus, U. Umaisaroh
doaj   +1 more source

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