Using spectrum fragmentation to better allocate time-varying connections in elastic optical networks

PS Khodashenas, J Comellas, S Spadaro… - Journal of Optical …, 2014 - opg.optica.org
Elastic optical network (EON) technology arises as a promising solution for future high-
speed optical transport, since it can provide superior flexibility and scalability in the spectrum …

Dynamic routing and spectrum allocation to minimize fragmentation in elastic optical networks

Y Xu, YC Kim - 2017 20th Conference of Open Innovations …, 2017 - ieeexplore.ieee.org
The exponential growth in Internet traffic requires a high-capacity transmission platform and
emphasizes the importance of a multi-granularity transport network due to heterogeneous …

Routing and spectrum assignment with delayed allocation in elastic optical networks

P Afsharlar, A Deylamsalehi, JM Plante… - Journal of Optical …, 2017 - opg.optica.org
In response to bandwidth-hungry applications, the field of elastic optical networks (EONs)
has emerged. In this paper, we investigate the provisioning and allocation problem in EONs …

Least loaded and route fragmentation aware RSA strategies for elastic optical networks

D Batham, DS Yadav, S Prakash - Optical Fiber Technology, 2017 - Elsevier
Elastic optical networks (EONs) provide flexibility to assign wide range of spectral resources
to the connection requests. In this manuscript, we address two issues related to spectrum …

Dynamic spectrum allocation based on connection alignment for elastic optical networks

Y Hirota, Y Hatada, T Watanabe… - 2015 10th Asia-Pacific …, 2015 - ieeexplore.ieee.org
To deal with exponential traffic growth, Elastic Optical Networks (EONs) are necessary
because they enable to provide large capacity transmissions. In EONs, multiple widths of …

Efficient routing and spectrum assignment in elastic optical networks with time scheduled traffic

Y Qiu, Z Fan, CK Chan - Optical Fiber Technology, 2016 - Elsevier
Elastic optical networks (EONs) employ dynamic routing and spectrum assignment (RSA)
algorithms to support diverse services and heterogeneous requests. However, these RSA …

New distance-adaptive modulation scheme for elastic optical networks

LR Costa, AC Drummond - IEEE Communications Letters, 2016 - ieeexplore.ieee.org
Elastic optical networks enter as a promising technology for the future of high-capacity
networks. Its features provide flexibility and superior scalability in spectrum allocation …

Fragmentation-avoiding spectrum assignment strategy based on spectrum partition for elastic optical networks

HL Liu, L Lv, Y Chen, C Wei - IEEE Photonics Journal, 2017 - ieeexplore.ieee.org
A fragmentation-avoiding spectrum assignment strategy based on spectrum partition is
proposed, which is used to resolve the spectrum fragmentation problem in elastic optical …

Routing, modulation and spectrum allocation in elastic optical networks

J Velinska, I Mishkovski… - 2018 26th …, 2018 - ieeexplore.ieee.org
Elastic optical networks are seen as an efficient solution for future optical networks. In these
networks, the routing, modulation and spectrum allocation problem consists of finding an …

A spectrum assignment algorithm in elastic optical network with minimum sum of weighted resource reductions in all associated paths

J Yuan, R Zhu, Y Zhao, Q Zhang, X Li… - Journal of Lightwave …, 2019 - opg.optica.org
Elastic optical network (EON) is a promising technology for the next generation of optical
transport network. Routing, modulation and spectrum assignment is one of the key issues in …