Multiplier-Free Carrier-Phase Recovery for Real-Time Receivers Using Processing in Polar Coordinates

B. Baeuerle,A. Josten,F. Abrecht,E. Dornbierer,J. Boesser,M. Dreschmann,J. Becker,J. Leuthold,D. Hillerkuss

Optical Fiber Communication Conference（2015）

引用 28|浏览41

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摘要

A low-complexity, multi-format carrier-phase estimation algorithm for QPSK and 16QAM is demonstrated. Our multiplier-free hardware implementation is enabled by operating in polar coordinates and allows for detection of QPSK signals beyond 38 GBd.

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