A testbed and a simulation laboratory for training engineering students in optical access network technologies
Sign Up to like & getrecommendations! Published in 2021 at "Computer Applications in Engineering Education"
DOI: 10.1002/cae.22429
Abstract: Engineering profiles focused on nextâgeneration optical networks are gaining immense importance due to new emerging services and the amount of data expected in future network scenarios. In fact, not only are optical access networks leading… read more here.
Keywords: engineering; network; optical networks; laboratory ... See more keywords
Dedicated protection of multicast sessions in mixed-graph sparse-splitting optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Networks"
DOI: 10.1002/net.21781
Abstract: This work addresses the problem of dedicated protection of multicast sessions in mixed-graph optical networks, where only a fraction of the nodes have optical splitting capabilities. A novel multicast routing algorithm for sparse splitting optical… read more here.
Keywords: sessions mixed; protection; protection multicast; multicast sessions ... See more keywords
Improved dynamic routing algorithms in elastic optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Photonic Network Communications"
DOI: 10.1007/s11107-017-0700-5
Abstract: The considered Routing, Modulation Level and Spectrum Allocation (RMLSA) problem covers path length minimization while still meeting the spectrum continuity constraints, non-overlapping spectra constraints, spectrum contiguity constraints, and choice of modulation level. In this problem,… read more here.
Keywords: elastic optical; dynamic routing; algorithms elastic; routing algorithms ... See more keywords
Optimized traffic profile for FlexGrid optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Photonic Network Communications"
DOI: 10.1007/s11107-017-0701-4
Abstract: This work is focused on studying the connectionsâ bandwidth distribution effects on the FlexGrid network performance. An accurate study of spectrum occupancy in heavy loaded FlexGrid optical networks is carried out. This analysis is useful… read more here.
Keywords: traffic; network; optical networks; flexgrid optical ... See more keywords
Proactive defragmentation in elastic optical networks under dynamic load conditions
Sign Up to like & getrecommendations! Published in 2018 at "Photonic Network Communications"
DOI: 10.1007/s11107-018-0767-7
Abstract: The main weakness of elastic optical networks (EON), under dynamic traffic conditions, stems from spectrum fragmentation. A lot of research efforts have been dedicated during recent years to spectrum defragmentation. In this work, a thorough… read more here.
Keywords: elastic optical; defragmentation; network; optical networks ... See more keywords
Quality of Service (QoS) improving schemes in optical networks
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e03772
Abstract: In optical networks, such as OPS/OBS, the network results into significant loss in the network layer. When the loss significantly deteriorates the QoS by increasing the Bit Error Rate (BER), a viable approach can be… read more here.
Keywords: service qos; quality service; optical networks; performance ... See more keywords
Traffic grooming technique for elastic optical networks: A survey
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2018.09.068
Abstract: Abstract The concept of elasticity has been proposed in the design of next generation optical networks in tackling the problem of efficient utilization of network resources and increasing traffic demands. The elasticity property allows the… read more here.
Keywords: optical networks; traffic; grooming technique; elastic optical ... See more keywords
Modeling active optical networks
Sign Up to like & getrecommendations! Published in 2020 at "Physica D: Nonlinear Phenomena"
DOI: 10.1016/j.physd.2020.132631
Abstract: Abstract The recently introduced complex active optical network (LANER) generalizes the concept of laser system to a collection of links, building a bridge with random-laser physics and quantum-graphs theory. So far, LANERs have been studied… read more here.
Keywords: optical networks; modeling active; network; active optical ... See more keywords
SLA-aware differentiated QoS in elastic optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2017.01.012
Abstract: Abstract The quality of service (QoS) offered by optical networks can be improved by accurate provisioning of service level specifications (SLSs) included in the service level agreement (SLA). A large number of users coexisting in… read more here.
Keywords: optical networks; sadq; differentiated qos; service ... See more keywords
Super-channel oriented routing, spectrum and core assignment under crosstalk limit in spatial division multiplexing elastic optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2017.04.006
Abstract: Abstract With the capacity increasing in optical networks enabled by spatial division multiplexing (SDM) technology, spatial division multiplexing elastic optical networks (SDM-EONs) attract much attention from both academic and industry. Super-channel is an important type… read more here.
Keywords: division multiplexing; super channel; optical networks; spatial division ... See more keywords
Minimum-block-generated flexible-grouping-based spectrum assignment for flex-grid optical networks
Sign Up to like & getrecommendations! Published in 2017 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2017.08.002
Abstract: Abstract We investigate the spectrum fragmentation issue in flex-grid optical networks and propose a minimum-block-generated flexible-grouping-based spectrum assignment algorithm. By dividing the spectrum resources into several flexible groups according to the bandwidth requirements of service… read more here.
Keywords: block generated; grid optical; flex grid; optical networks ... See more keywords