Title :
Pre-distortion method for intra-channel nonlinearity compensation with phase-rotated perturbation term
Author :
Liang Dou ; Zhenning Tao ; Weizhen Yan ; Lei Li ; Hoshida, Takeshi ; Rasmussen, Jens C.
Author_Institution :
Fujitsu R&D Center, Beijing, China
Abstract :
With proper phase rotation on perturbation terms, the enhanced intra-channel nonlinearity pre-distortion was proposed and demonstrated. The experiment shows that 1dB improvement is achieved and the performance is even better than back-propagation for RZ format.
Keywords :
backpropagation; nonlinear optics; optical distortion; optical fibre communication; quadrature phase shift keying; RZ format; backpropagation; intrachannel nonlinearity compensation; intrachannel nonlinearity predistortion; perturbation terms; phase rotation; return-to-zero format; Nonlinear distortion; Optical fiber dispersion; Optical fibers; Optical noise; Optical signal processing; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
