Title :
Multi-modulus blind equalizations for coherent spectrum shaped polmux quadrature duobinary signal processing
Author :
Junwen Zhang ; Jianjun Yu ; Ze Dong ; Nan Chi ; Xinying Li
Author_Institution :
Dept. of Commun. Sci. & Eng., Fudan Univ., Shanghai, China
Abstract :
A novel DSP scheme for spectrum shaped polarization-multiplexed quadrature duobinary signal based on multi-modulus blind equalizations is proposed and demonstrated with simulation and experimental results on 25GHz Nyquist-WDM channels with 112Gb/s PM-QPSK and SE >4bit/s/Hz.
Keywords :
blind equalisers; digital signal processing chips; optical fibre polarisation; optical modulation; quadrature phase shift keying; wavelength division multiplexing; DSP scheme; Nyquist-WDM channels; PM-QPSK; SE; bit rate 112 Gbit/s; coherent spectrum shaped polmux quadrature duobinary signal processing; digital signal processing; frequency 25 GHz; multimodulus blind equalizations; polarization multiplexed quadrature-phase-shift keying; polarization multiplexing; spectral efficiency; Bandwidth; Bit error rate; Digital signal processing; Optical noise; Phase shift keying; Signal processing algorithms; Signal to noise ratio;
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
