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INFOCOM
2006
IEEE
13 years 11 months ago
Complexity of Wavelength Assignment in Optical Network Optimization
— We study the complexity of a spectrum of design problems for optical networks in order to carry a set of demands. Under wavelength division multiplexing (WDM) technology, deman...
Matthew Andrews, Lisa Zhang
COMCOM
2004
78views more  COMCOM 2004»
13 years 5 months ago
Wavelength assignment to lightpaths for minimal wavelength conversions in multihop WDM networks
In multihop wavelength division multiplexing systems, a connection between two communication nodes consists of one or more lightpaths. A wavelength conversion is required at the j...
Xiaohua Jia, David Hongwei Du, Xiao-Dong Hu, Deyin...
TON
2008
109views more  TON 2008»
13 years 5 months ago
On hierarchical traffic grooming in WDM networks
Abstract--The traffic grooming problem is of high practical importance in emerging wide-area wavelength division multiplexing (WDM) optical networks, yet it is intractable for any ...
Bensong Chen, George N. Rouskas, Rudra Dutta
JSAC
2006
100views more  JSAC 2006»
13 years 5 months ago
An improved algorithm for optimal lightpath establishment on a tree topology
Routing and wavelength assignment (RWA) aims to assign the limited number of wavelengths in a wavelength-division multiplexed (WDM) optical network so as to achieve greater capacit...
Guoliang Xue, Weiyi Zhang, Jian Tang, Krishnaiyan ...
NETWORKING
2004
13 years 7 months ago
Fiber Cost Reduction and Wavelength Minimization in Multifiber WDM Networks
Motivated by the increasing importance of multifiber WDM networks we study two routing and wavelength assignment problems in such networks:
Christos Nomikos, Aris Pagourtzis, Katerina Potika...