The crosstalk is an important limiting factor in optical wavelength division multiplexing (WDM) networks with optical cross connect (OXC) nodes.

串扰是波分复用(WDM)光网络中限制光交叉连接(OXC)节点容量的一个重要因素。

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Optical-fibre networks can use DWDM (dense wavelength-division multiplexing), in which different data signals are sent in different wavelengths of light in the fibre-optic medium.

光纤网络可以使用高密度波分多任务，不同的信息讯号以不同波长的光在光纤介质中传送。

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By using wavelength division multiplexing, optical switch and optical time domain reflectometer (OTDR) technology, networks can be supervised automatically.

该方案将光波分复用技术、光开关和OTDR技术相结合，实现了对光纤通信网的自动在线监测。

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