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Conferences > OFC > 2010 > OMK > OMK7

Wide Dynamic Range OSNR Monitoring for RZ-DQPSK Systems using Delay-Tap Sampling Technique

F.N. Khan, Alan Pak Tao Lau, Chao Lu, and P.K.A. Wai

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Abstract

We propose half-symbol delay-tap sampling for OSNR monitoring and extend the monitoring range to 5−45 dB. The proposed method also enables calibration-free monitoring with range of 16−43 dB at 40 Gbps data rate.

© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia

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