Experimental Demonstration of Phase-Sensitive Regeneration of a 20-40 Gb/s QPSK Channel without Phase-Locked Loop using Brillouin Amplification

Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland

Proceedings: ECOC 2016

Pages: 3Language: englishTyp: PDF

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Almainman, Ahmed; Cao, Yinwen; Ziyadi, Morteza; Mohajerin-Ariaei, Amirhossein; Liao, Peicheng; Bao, Changjing; Alishahi, Fatemeh; Fallahpour, Ahmad; Shamee, Bishara; Willner, Alan E. (Ming Hsieh Department of Electrical Engineering, University of Southern California, 3740 McClintock Ave, Los Angeles, CA 90089, USA)
Touch, Joe (Information Sciences Institute, University of Southern California, Marina del Rey, CA 90292, USA)
Akasaka, Youichi; Ikeuchi, Tadashi (Fujitsu Laboratories of America, 2801 Telecom Parkway, Richardson, TX 75082, USA)
Wilkinson, Steven (Raytheon Company, El Segundo, CA 90245, USA)
Tur, Moshe (School of Electrical Engineering, Tel Aviv University, Ramat Aviv 69978, Israel)

We experimentally demonstrate all-optical phase-sensitive regeneration of a 20-40Gb/s QPSK signal without a phase-locked loop by amplifying the fourth-harmonic using Brillouin amplification. We observe up to 65% reduction in phase noise and 3.4 dB gain at BER of 10-4.