Research on Passband Narrowing Effect of Cascaded WSS in Various ROADM Links

Jun-sen Lai,Rui Tang,Bing-bing Wu,Shao-Hui Li,Xin Zhao,Xiao Hua Tang,Wen-yu Zhao,Hai-yi Zhang

Research on Passband Narrowing Effect of Cascaded WSS in Various ROADM Links

2017

Jun-sen Lai
Rui Tang
Bing-bing Wu
Shao-Hui Li
Xin Zhao
Xiao Hua Tang
Wen-yu Zhao
Hai-yi Zhang

The impact of passband narrowing effect introduced by cascaded WSS in ROADM application is investigated by simulation. Different conditions include fix/flex-grid channel, four kinds of modulation formats and three types of filter shape.

Keywords:

Optical filter
Passband
Electronic engineering
Signal-to-noise ratio
Computer science
Communication channel
Modulation
optical distortion
optical noise
Physics

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