We investigate the use of an enhanced backpropagation algorithm where subbanding and frequency-shaping by pre- and post-filters are used in the calculation of nonlinearity to enable larger step sizes and reduced algorithmic complexity.
© 2011 OSA
(060.1660) Fiber optics and optical communications : Coherent communications
(060.2330) Fiber optics and optical communications : Fiber optics communications
(060.4370) Fiber optics and optical communications : Nonlinear optics, fibers
E. Ip, N. Bai, and T. Wang, "Complexity versus performance Tradeoff in Fiber Nonlinearity Compensation Using Frequency-Shaped, Multi-Subband Backpropagation," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2011, OSA Technical Digest (CD) (Optical Society of America, 2011), paper OThF4.
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