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Conferences > ACPC > 2016 > AF4B > AF4B.1

Transmitter IQ Mismatch Compensation Based on Second Order Moment Estimation for Coherent Optical M-QAM System

Chao Li, Zhengyuan Xu, Qi Yang, and Shaohua Yu

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Abstract

This paper presents a pilot-aided method to compensate the transmitter IQ mismatch in coherent optical 4/16-QAM system. The IQ unbalanced amplitude and phase parameters are extracted by employing a second order moment estimation algorithm.

© 2016 Optical Society of America

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