| 城域WDM光传送网——2纤OADM环网技术概要 |
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| 引用本文： | 李芳.城域WDM光传送网——2纤OADM环网技术概要[J].电信工程技术与标准化,2002(3):60-63. |
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| 作者姓名： | 李芳 |
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| 作者单位： | 信息产业部电信传输研究所,北京,100045 |
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| 摘 要： | 本阐述了一种城域WDM传送网-2纤OADM环网的主要技术，如OADM环网节点的3种基本结构、环网的保护方式、波长转换器、子速率复用和城域光网络管理等，给出了OADM环网在城域应用时应考虑的一些因素，并分析了运营商所关心的系统成本问题。
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| 关 键 词： | 宽带城域网 城域WDM光传送网 OADM环网 波长转换器 光纤通信 |
The Key Technologies of Metropolitan WDM Optical Transmisson Systems-2 Fiber OADM Ring |
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| Li Fang.The Key Technologies of Metropolitan WDM Optical Transmisson Systems-2 Fiber OADM Ring[J].Telecom Engineering Technics and Standardization,2002(3):60-63. |
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| Authors: | Li Fang |
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| Abstract: | In this paper, the key technologies of metropolitan OADM ring was introduced, such as three kinds of basic architecture of OADM node, the ring protection function, the features of OTU and sub-rate multiplexer/ demultiplexer, the network management, etc. Then, some of the application factors that should be considered was given, and the system cost was also analyzed. |
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| Keywords: | wide-band MAN OADM ring WDM OUT protection sub-rate multiplexer/demultiplexer |
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