Optimal Signal Constellation Design for Ultra-High-Speed Optical Transport in the Presence of Phase Noise

Tao Liu; Ivan B. Djordjevic; Ting Wang

doi:10.1364/CLEO_SI.2014.STu3J.7

CLEO: 2014
OSA Technical Digest (online) (Optica Publishing Group, 2014),
paper STu3J.7
•https://doi.org/10.1364/CLEO_SI.2014.STu3J.7

Optimal Signal Constellation Design for Ultra-High-Speed Optical Transport in the Presence of Phase Noise

Tao Liu, Ivan B. Djordjevic, and Ting Wang

CLEO: Science and Innovations 2014

San Jose, California United States
8–13 June 2014
ISBN: 978-1-55752-999-2

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DSP and Coding (STu3J)

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T. Liu, I. B. Djordjevic, and T. Wang, "Optimal Signal Constellation Design for Ultra-High-Speed Optical Transport in the Presence of Phase Noise," in CLEO: 2014, OSA Technical Digest (online) (Optica Publishing Group, 2014), paper STu3J.7.

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Abstract

An optimal signal constellation design algorithm suitable for the phase noise channels is proposed, in which the cumulative log-likelihood-function is used as the optimization criterion. The signal constellations obtained by this algorithm significantly outperform conventional QAM.

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