Title :
Low complexity digital perturbation back-propagation
Author :
Yan, Weizhen ; Tao, Zhenning ; Dou, Liang ; Li, Lei ; Oda, Shoichiro ; Tanimura, Takahito ; Hoshida, Takeshi ; Rasmussen, Jens C.
Author_Institution :
Fujitsu R&D Center, Beijing, China
Abstract :
A novel back-propagation algorithm is proposed based on perturbation analysis to compensate the intra-channel nonlinearity. It reduces 85% back-propagation stages in an experiment of dual polarization QPSK transmission over 1500 km dispersion uncompensated link.
Keywords :
backpropagation; optical receivers; perturbation theory; quadrature phase shift keying; dispersion uncompensated link; dual polarization QPSK transmission; intra-channel nonlinearity; low complexity digital perturbation back-propagation algorithm; optical receivers; Complexity theory; Equations; Mathematical model; Optical fiber dispersion; Optical fiber polarization; Smoothing methods;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
