Title :
Nonlinear compensation and inter-channel crosstalk suppression for 4×160.8Gb/s DWDM PDM-QPSK signal with heterodyne coherent detection
Author :
Junwen Zhang ; Jianjun Yu ; Ze Dong ; Nan Chi ; Xinying Li ; Gee-Kung Chang
Author_Institution :
Dept. of Commun. Sci. & Eng., Fudan Univ., Shanghai, China
Abstract :
We propose and experimentally investigate digital nonlinear compensation and inter-channel cross talk suppression for 4×160.8Gb/s DWDM PDM-QPSK transmission with simplified heterodyne coherent detection. The BER has been improved from 5.7×10-3 to 3.5×10-4 after 1300km SMF-28.
Keywords :
adjacent channel interference; error statistics; heterodyne detection; light transmission; optical crosstalk; quadrature phase shift keying; wavelength division multiplexing; BER; DWDM PDM-QPSK signal; DWDM PDM-QPSK transmission; bit rate 160.8 Gbit/s; digital nonlinear compensation; heterodyne coherent detection; inter-channel cross talk suppression; inter-channel crosstalk suppression; Bandwidth; Bit error rate; Crosstalk; Nonlinear optics; Optical fibers; Optical filters; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
