Optical Performance Monitoring of Data Degradation by Evaluating the Deformation of an Asynchronously Generated I/Q Data Constellation

Conference: ECOC 2009 - 35th European Conference on Optical Communication
09/20/2009 - 09/24/2009 at Vienna, Austria

Proceedings: ECOC 2009

Pages: 2Language: englishTyp: PDF

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Arbab, Vahid R.; Wu, Xiaoxia; Willner, Alan E.; Weber, Charles L. (University of Southern California, Department of Electrical Engineering-Systems, Los Angeles, CA 90089)

We present a technique of using asynchronously generated constellation pattern to simultaneously monitor CD and first order PMD in DQPSK systems. By characterizing deformations in the patterns, the amount of accumulated CD and PMD can be estimated.