Wavelength-Division Multiplexing Metropolitan Area Network Architecture with a "Dual Ring" Configuration

Shiro RYU  Joichi MORI  

Publication
IEICE TRANSACTIONS on Communications   Vol.E83-B   No.10   pp.2368-2369
Publication Date: 2000/10/25
Online ISSN: 
DOI: 
Print ISSN: 0916-8516
Type of Manuscript: Special Section LETTER (Special Issue on Advanced Internetworking based on Photonic Network Technologies)
Category: 
Keyword: 
wavelength division multiplexing,  metropolitan area networks,  optical add/drop multiplexer,  optical communication,  optical communication equipment,  

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Summary: 
A "dual-ring" network configuration is proposed in wavelength-division multiplexing (WDM) metropolitan area network (MAN). In the proposed architecture, a "sub-ring" using two fibers is added to the existing metropolitan WDM ring for flexible and cost effective addition of new nodes.