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Conferences > OFC > 2015 > W4D > W4D.2

Nonlinearity-Tolerant OSNR Estimation Technique for Coherent Optical Systems

H. G. Choi, J. H. Chang, Hoon Kim, and Y. C. Chung

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Abstract

We demonstrate a novel technique capable of accurately monitoring OSNR even under the influences of fiber nonlinearities. We show that this technique can monitor the OSNR of 112-Gb/s PDM-QPSK signals with accuracy of 1.3 dB.

© 2015 Optical Society of America

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