Title :
Design rules for pulse shaping in PDM-QPSK and PDM-16QAM Nyquist-WDM coherent optical transmission systems
Author :
Fickers, Jessica ; Ghazisaeidi, Amirhossein ; Salsi, Massimiliano ; Charlet, G. ; Horlin, F. ; Emplit, P. ; Bigo, S.
Author_Institution :
OPERA Dept., Univ. libre de Bruxelles, Brussels, Belgium
Abstract :
Thanks to simulations, we discuss the choice of the optimal rolloff in realistic Nyquist-WDM systems, while accounting for transmitter/receiver impairments, namely the finite impulse response length of root-raised-cosine pulse shapes, jitter and vertical DAC/ADC resolution.
Keywords :
Nyquist criterion; jitter; light coherence; optical design techniques; optical fibre communication; optical modulation; optical pulse shaping; optical receivers; optical transmitters; quadrature amplitude modulation; quadrature phase shift keying; wavelength division multiplexing; Nyquist-WDM coherent optical transmission systems; PDM-16QAM; PDM-QPSK; finite impulse response length; jitter; pulse shaping; receiver; root-raised-cosine pulse shapes; transmitter; vertical DAC/ADC resolution; Integrated optics; Lasers; Optical filters; Optical modulation; Phase shift keying; Transmitters;
Conference_Titel :
Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
Conference_Location :
Amsterdam
