All-Optical Tunable Wavelength Shifting of a 128-Gbit/s 64-QAM Signal

• DOI: 10.1364/eceoc.2012.th.2.f.2
• Publication Date: 2013-04-05T21:34:11Z
• Authors: A. H. Gnauck; Eugene Myslivets; M. Dinu; Bill P. P. Kuo; P. J. Winzer; R. M. Jopson; Nikola Alic; A. Konczykowska; F. Jorge; J.-Y. Dupuy; S. Radic
• Keywords: Dither; QAM; Gigabit; SIGNAL (programming language)

Wavelength shifting of a 21.4-Gbaud 64-QAM signal is achieved using Bragg scattering with dither-free pumping in longitudinally stressed highly nonlinear silica fiber. Three wavelengths over 10-nm tuning range centered on 24-nm shift are demonstrated penalty less than 2 dB at BER 10-3.