波分复用技术在实现双向改造中的应用

DWDM和CWDM技术是WDM技术的两种方式,其通过在一芯光纤中传输多路光波来实现光通信网络容量的扩展、提升光信道的利用率。文章通过对DWDM技术优点、技术分类和发展现状的介绍,以及通过对于DWDM和CWDM技术在福州双向网络改造中的应用,来探讨如何在不改变现有光网络结构的基础上,实现网络容量提升,满足用户日益增长的需求。

Wavelength Division Multiplexing Technique and its Application in the Realization of Bi-Directional Transformation

DWDM and CWDM technology are two ways of WDM technology,through multi-channel optical transmission in a core fiber to achieve upgrading of optical communication network capacity,enhance the utilization of optical channel.This article introduced the DWDM technology advantages,technical classification and the development situation,as well as the DWDM and CWDM technology in Fuzhou bi-directional network transformation application,to explore how to achieve network capacity upgrade and to meet the growing demands of users on the basis of not change the existing optical network structure.