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INFOCOM
2003
IEEE
13 years 10 months ago
A Dynamic RWA Algorithm in a Wavelength-Routed All-Optical Network with Wavelength Converters
—Existing research demonstrated that an effective Routing and Wavelength Assignment (RWA) scheme and a wavelength converter placement algorithm are the two primary vehicles for i...
Xiaowen Chu, Bo Li
ICITA
2005
IEEE
13 years 11 months ago
On Dynamic Routing and Wavelength Assignment in Multi-granular All-Optical Networks
In this paper, we investigate the dynamic RWA problem in networks comprising of all-optical switches based on the multi-granular architecture (MG_DRWA). With this adaptive archite...
Ching-Fang Hsu, Te-Lung Liu, Fang-Sheng Lin
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
GLOBECOM
2007
IEEE
13 years 7 months ago
QoT-Aware Routing in Impairment-Constrained Optical Networks
—In this paper, we consider the problem of routing and wavelength assignment (RWA) in all-optical networks, where signals propagate in the optical domain (with no electrical rege...
Jun He, Maïté Brandt-Pearce, Yvan Poin...
ICC
2011
IEEE
272views Communications» more  ICC 2011»
12 years 4 months ago
Dynamic Anycast Routing and Wavelength Assignment in WDM Networks Using Ant Colony Optimization (ACO)
—Ant colony optimization (ACO) is a probabilistic technique used for solving complex computational problems, such as finding optimal routes in networks. It has been proved to pe...
Kavitha Bhaskaran, Joan Triay, Vinod Vokkarane