Title :
ISI compensation up to Nyquist channel spacing for strongly filtered PDM RZ-QPSK using multi-tap CMA
Author :
Cai, J.X. ; Sinkin, O. ; Zhang, Haijun ; Sun, Yue ; Pilipetskii, A. ; Mohs, G. ; Bergano, N.S.
Author_Institution :
TE SubCom, Eatontown, NJ, USA
Abstract :
We experimentally demonstrate inter-symbol interference (ISI) mitigation using a multi-tap constant modulus algorithm (CMA) for strongly filtered PDM RZ-QPSK and find it to be effective up to Nyquist channel spacing after transpacific transmission distances.
Keywords :
intersymbol interference; multiplexing; polarisation; quadrature phase shift keying; ISI compensation; Nyquist channel spacing; PDM RZ-QPSK; inter-symbol interference mitigation; multi-tap constant modulus algorithm; Channel spacing; Filtering algorithms; Finite impulse response filter; Optical filters; Optical noise; Q-factor; 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
