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ICC
2007
IEEE
109views Communications» more  ICC 2007»
13 years 11 months ago
A Study of Lightpath Rerouting Schemes in Wavelength-Routed WDM Networks
— Rerouting is a viable and cost-effective approach to decrease the blocking probability in legacy circuit-switched networks. We study lightpath rerouting in optical WDM networks...
Xiaowen Chu, Tianming Bu, Xiang-Yang Li
JSAC
2007
109views more  JSAC 2007»
13 years 5 months ago
Optimization of Semi-Dynamic Lightpath Rearrangements in a WDM Network
— In this paper, we study the Routing and Wavelength Assignment (RWA) problem in a semi-dynamic scenario where rearrangements are conducted in a series of sessions after traffic...
Yiming Zhang, Oliver W. W. Yang, Jing Wu, Michel S...
BROADNETS
2006
IEEE
13 years 9 months ago
Spare Capacity Provisioning for Dynamic Traffic Grooming in Optical Networks
Abstract-- Optical Networks with wavelength routing are expected to form the backbone in the next generation wide area networks. The traffic grooming problem in optical networks is...
Shu Huang, Rudra Dutta
ICCCN
1998
IEEE
13 years 9 months ago
Wavelength Assignment for Dynamic Traffic in Multi-fiber WDM Networks
Wepropose an on-line wavelength assignment algorithm for multi-jiber WDM networks, in which lightpaths are established and released dynamically. For a given number of jibers per l...
Xijun Zhang, Chunming Qiao
ISPAN
2005
IEEE
13 years 11 months ago
A Hybrid Algorithm for Dynamic Lightpath Protection in Survivable WDM Optical Networks
- Dynamic lightpath protection in survivable WDM networks requires finding a pair of diverse routes (i.e., a primary route and a backup route that are link-disjoint) that form a cy...
Vinh Trong Le, Son-Hong Ngo, Xiaohong Jiang, Susum...