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Paper Abstract and Keywords
Presentation 2013-08-09 09:25
Path Bandwidth Allocation Algorithm for Realizing Fast Re-optimization in Optical Layer-2 Switch Network
Masahiro Nakagawa, Kyota Hattori, Naoki Kimishima, Masaru Katayama, Akira Misawa (NTT) PN2013-16
Abstract (in Japanese) (See Japanese page) 
(in English) We are developing an optical layer-2 switch network which utilize both WDM and TDM technologies and centralized control scheme in order to provide future metro networks cost-effectively. In this network, each TDM path is dynamically controlled in response to changes in network condition such as traffic fluctuation, which makes it likely that network resources can be shared by many paths efficiently. In this paper, path control method that realizes dynamic re-optimization in our network is presented. For achieving fast re-optimization, bandwidth allocation calculation will produce a bottleneck in large-scale networks that has more than several hundreds of nodes. Thus, we propose a novel dynamic bandwidth allocation algorithm employing hierarchical calculation focusing only on the periodic information of network condition difference in order to achieve much lower calculation time. In addition, we verify the effectiveness of our proposed method through numerical experiments.
Keyword (in Japanese) (See Japanese page) 
(in English) WDM/TDM Ring Network / Centralized Control Scheme / Dynamic Time-Slot Allocation / Hierarchical Calculation / / / /  
Reference Info. IEICE Tech. Rep., vol. 113, no. 175, PN2013-16, pp. 47-52, Aug. 2013.
Paper # PN2013-16 
Date of Issue 2013-08-01 (PN) 
ISSN Print edition: ISSN 0913-5685    Online edition: ISSN 2432-6380
Copyright
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reproduction
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034)
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Conference Information
Committee PN  
Conference Date 2013-08-08 - 2013-08-09 
Place (in Japanese) (See Japanese page) 
Place (in English) Hokkaido University 
Topics (in Japanese) (See Japanese page) 
Topics (in English) Photonic network technologies 
Paper Information
Registration To PN 
Conference Code 2013-08-PN 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Path Bandwidth Allocation Algorithm for Realizing Fast Re-optimization in Optical Layer-2 Switch Network 
Sub Title (in English)  
Keyword(1) WDM/TDM Ring Network  
Keyword(2) Centralized Control Scheme  
Keyword(3) Dynamic Time-Slot Allocation  
Keyword(4) Hierarchical Calculation  
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1st Author's Name Masahiro Nakagawa  
1st Author's Affiliation NTT (NTT)
2nd Author's Name Kyota Hattori  
2nd Author's Affiliation NTT (NTT)
3rd Author's Name Naoki Kimishima  
3rd Author's Affiliation NTT (NTT)
4th Author's Name Masaru Katayama  
4th Author's Affiliation NTT (NTT)
5th Author's Name Akira Misawa  
5th Author's Affiliation NTT (NTT)
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Speaker Author-1 
Date Time 2013-08-09 09:25:00 
Presentation Time 25 minutes 
Registration for PN 
Paper # PN2013-16 
Volume (vol) vol.113 
Number (no) no.175 
Page pp.47-52 
#Pages
Date of Issue 2013-08-01 (PN) 


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