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Tracking linear and nonlinear phase noise in 100G QPSK modulated systems using Kalman filter

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Abstract

We investigate the use of Kalman filter to estimate both linear and nonlinear phase noise in 100G QPSK modulated systems. Simulations show a considerable improvement in BER with Kalman filter compared to digital backpropagation algorithm.

© 2015 Optical Society of America

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Poster Presentation

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