In dwdm , the nonlinear effects such as self - phase modulation ( spm ) , cross - phase modulation ( xpm ) become important 然而多波长的密集传输使得光纤中的非线性效应(自相位调制、交叉相位调制等)显著增强。
As the key device of a dwdm system , etching diffraction grating ( edo ) is one of the most potential types of planar waveguide dwdm devices 作为波分复用中最关键的器件，蚀刻衍射光栅( edg )是平面波导密集波分复用器件中很有发展潜力的一种。
As the most widely used method in the backbone communication networks , dense wavelength division multiplexing ( dwdm ) technology has made remarkable progress 密集波分复用技术作为目前干线光纤通信应用的最广泛的方式，也得到了长足的发展。
Project of phase 1 of high - speed transmission ring for optic fiber communication dwdm designed by our institute won the copper medal of 11th national quality project design 我院设计的京沪穗高速环dwdm一期工程荣获第十一届全国优秀工程铜质奖。
Dwdm ( dense wavelength division multiplexing ) is the most important technology which enhances the capability of the optical fiber communication system 密集波分复用( densewavelengthdivisionmultiplexing , dwdm )技术是提高光纤通信系统容量的最主要技术。
Dense wavelength division multiplexing ( dwdm ) has been successfully put into commercial use . dwdm ' s ability of expanding the communication capacity is in continuous growth 密集波分复用技术已经得到成功商用，其扩展信息传输容量的能力也在不断增强。
Awg has been extensively applied in the optical fiber communication domain and become one of the key devices in the dense wavelengths division multiplexer ( dwdm ) 该器件在光纤通信领域中获得了极其广泛的应用，已经成为密集波分复用系统( dwdm )的关键器件之一。
Wdm / dwdm ( wavelength division multiplexing / dense wdm ) has already broadened the bandwidth of communication system , and become the highlight of exploitation and application 波分复用( wdm ) ,尤其是密集波分复用( dwdm )技术使得通信带宽大大增加,成为目前开发和应用的热点。
The ultranet wave multiplexer from cnt uses state - of - the - art dwdm technology to enhance the enormous bandwidth capability of fiber optic cable , and address special capacity needs 纤骨干上增加了许多虚拟的光通路，免除了新增光纤的租用和安装，使您的公司显著地节省了成本。
Based on the temperature control object model of the ld module and the running characteristic of the dwdm source are analyzed , the temperature control system of the dwdm source is designed 以ld的温度控制对象模型为基础,分析dwdm光源运行规律,设计dwdm光源的温度控制系统。
