Title :
Parallel and pipelined decision-directed phase recovery for 64-QAM in the presence of sinusoidal tones
Author :
Ng, W.C. ; Nguyen, An T. ; Ayotte, S. ; Park, C.S. ; Rusch, Leslie A.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. Laval, Quebec City, QC, Canada
Abstract :
We experimentally investigate the impact of sinusoidal laser phase on parallel and pipelined decision-directed phase recovery in a 5 Gbaud 64-QAM system, including the effects of frequency offset compensation and equalization.
Keywords :
equalisers; laser noise; optical communication; optical modulation; phase noise; quadrature amplitude modulation; 64-QAM; frequency offset compensation; parallel decision-directed phase recovery; pipelined decision-directed phase recovery; sinusoidal laser phase noise; sinusoidal tones; static equalization; Delays; Frequency modulation; Laser noise; Optical noise; Phase noise; Pipeline processing; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.M2A.4
