Presentation 2012-03-12
Study on Auxiliary Graph Based Energy Efficient Lightpath Routing Algorithm
Sho SHIMIZU, Satoshi IMAI, Akiko YAMADA,
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Abstract(in English) Energy efficiency in communication networks has been an important issue recently since the total energy consumption of the networks has been rapidly increasing due to the growth of the Internet traffic. Dynamic lightpath establishment, which introduce optical cut-through, reduces IP packet processing at the intermediate nodes, then the total energy consumption of network can be reduced. When calculating a path, the energy consumption of optical regenerators, which are used at the intermediate nodes to guarantee the quality of optical signal, should be considered. This paper proposes a regenerator aware energy efficient routing in optical networks. It is based on the least weight path problem on the auxiliary graph that consists of an existing lightpath layer and new lightpath candidate layers.
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Keyword(in English) Energy efficient routing / optical networks / IP/WDM networks / optical regenerator / auxiliary graph
Paper # PN2011-90
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Committee PN
Conference Date 2012/3/5(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study on Auxiliary Graph Based Energy Efficient Lightpath Routing Algorithm
Sub Title (in English)
Keyword(1) Energy efficient routing
Keyword(2) optical networks
Keyword(3) IP/WDM networks
Keyword(4) optical regenerator
Keyword(5) auxiliary graph
1st Author's Name Sho SHIMIZU
1st Author's Affiliation ()
2nd Author's Name Satoshi IMAI
2nd Author's Affiliation
3rd Author's Name Akiko YAMADA
3rd Author's Affiliation
Date 2012-03-12
Paper # PN2011-90
Volume (vol) vol.111
Number (no) 475
Page pp.pp.-
#Pages 6
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