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BROADNETS
2007
IEEE
14 years 2 months ago
Online broadcasting and multicasting in WDM networks with shared light splitter bank
— In this paper we deal with online broadcasting and multicasting in a WDM optical network with shared light splitter bank. Our objective is to maximize the network throughput. S...
Weifa Liang, Yuzhen Liu
ANCS
2007
ACM
14 years 17 days ago
Optimal packet scheduling in output-buffered optical switches with limited-range wavelength conversion
All-optical packet switching is a promising candidate for future high-speed switching. However, due to the absence of optical Random Access Memory, the traditional Virtual Output ...
Lin Liu, Yuanyuan Yang
GLOBECOM
2008
IEEE
14 years 3 months ago
All-Optical Unicast/Multicast Routing in WDM Networks
Abstract—Optical Transport Networks (OTN) must be prepared in terms of better resource utilization, for accommodating unicast and multicast traffic together. Light-trees have be...
Javier E. Sierra, Luis F. Caro, Fernando Solano, J...
ICC
2007
IEEE
109views Communications» more  ICC 2007»
14 years 2 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
ISCIS
2004
Springer
14 years 1 months ago
A Tabu Search Algorithm for Sparse Placement of Wavelength Converters in Optical Networks
Abstract. In this paper, we study the problem of placing limited number of wavelength converting nodes in a multi-fiber network with static traffic demands and propose a tabu sear...
Namik Sengezer, Ezhan Karasan