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pro vyhledávání: '"Vahid Abedifar"'
Autor:
Mohammad Eshghi, Vahid Abedifar
Publikováno v:
Optical Fiber Technology. 49:37-49
Elastic optical networks are considered as promising solutions to improve the spectral efficiency of optical networks and fulfill the diverse bandwidth requirements of heterogeneous network applications. Elastic filterless optical networks with passi
Publikováno v:
Advanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF).
An RMSCA approach based on binary particle swarm optimization is proposed for programmable filterless SDM networks, aimed at minimizing core and spectrum usage. Near-optimal resource consumption is obtained at a modest trade-off with component usage.
Publikováno v:
Optical Fiber Technology. 21:115-121
In all-optical networks the ASE noise of the utilized optical power amplifiers is a major impairment, making the OSNR to be the dominant parameter in QoS. In this paper, a two-objective optimization scheme using Multi-Objective Particle Swarm Optimiz
Autor:
Vahid Abedifar, Mohammad Eshghi
Publikováno v:
Journal of High Speed Networks. 20:11-27
Optical networks are key enablers of the modern communication services to handle the increasing bandwidth requests. Virtualization is a feasible technology to response to the users' demands. On the other hand, the cloud computing, as a distinguished
Publikováno v:
Journal of Optical Communications and Networking. 10:723
Elastic optical networks (EONs) can help overcome the flexibility challenges imposed by emerging heterogeneous and bandwidth-intensive applications. Among the different solutions for flexible optical nodes, optical white box switches implemented by a
Publikováno v:
2014 22nd Iranian Conference on Electrical Engineering (ICEE).
Reconfigurable Optical Add/drop Multiplexers, ROADMs, are key enablers of the modern-day optical communication services to support the remote provisioning of the optical links and realize the reconfigurable optical network topologies. According to di
Publikováno v:
2013 21st Iranian Conference on Electrical Engineering (ICEE).
Reconfigurable Optical Add/Drop Multiplexers, ROADMs, are key enablers of the modern optical communication services to support the remote provisioning of the optical paths and reconfiguring the network topology. According to the variety of the charac
Publikováno v:
2013 21st Iranian Conference on Electrical Engineering (ICEE).
Virtualization of optical networks is key enabler of cloud computing. A main part of optical network virtualization is virtual network mapping on the physical infrastructure. One major issue in Routing and Wavelength Assignment, RWA, problem is optim
Autor:
Vahid Abedifar, Mohammad Eshghi
Publikováno v:
2012 Fourth International Conference on Ubiquitous and Future Networks (ICUFN).
Network virtualization is a well known research area. In this paper a new formulation for the virtual optical network mapping is presented. According to this formulation, a novel algorithm for mapping of a virtual network on the physical optical infr