Performance evaluation of optical packet switches equipped with heterogeneous wavelength converters

被引:1
作者
Eramo, Vincenzo [1 ]
Listanti, Marco [1 ]
Germoni, Angelo [2 ]
机构
[1] Univ Roma La Sapienza, INFOCOM Dpt, I-00184 Rome, Italy
[2] Co Ri Tel, I-00184 Rome, Italy
关键词
LIMITED-RANGE; CONVERSION;
D O I
10.1364/OE.17.002166
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
An optical packet switch that shares both limited range and full range wavelength converters for contention resolution is proposed with the aim to guarantee a high conversion cost saving. To optimally dimension the number and the conversion range of the wavelength converters, an analytical model, validated by simulation, is introduced. Numerical results show that the proposed switch architecture allows for a conversion cost saving in the order of 90% with respect to a traditional architecture in which only shared full range wavelength converters are used. (C) 2009 Optical Society of America
引用
收藏
页码:2166 / 2181
页数:16
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