Frequency domain DSP based channel spacing monitor in denser Nyquist-WDM system

Ying Zhao,Liang Dou,Zhenning Tao,Huihui Li,Taku Saito,Kousuke Komaki,Shoichiro Oda,Yasuhiko Aoki,Jens C Rasmussen

ECOC 2015 41ST EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION（2015）

引用 27|浏览19

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摘要

An accurate and robust channel spacing monitor is proposed for denser Nyquist-WDM system. Based on low speed processing at the receiver, less than +/- 150MHz estimation error is experimentally guaranteed and the robustness of the method is investigated.

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关键词

digital signal processing,robustness

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