Title :
Statistical characterization of PM-QPSK signals after propagation in uncompensated fiber links
Author :
Carena, A. ; Bosco, G. ; Curri, V. ; Poggiolini, P. ; Taiba, M. Tapia ; Forghieri, F.
Author_Institution :
Dipt. di Elettron., Politec. di Torino, Torino, Italy
Abstract :
We show by simulation that PM-QPSK signal components, after propagating in uncompensated fiber links, assume Gaussian distribution, both in linear and non-linear regime, even in absence of ASE noise. After DSP equalization, the statistics of decision variables is also Gaussian.
Keywords :
Gaussian distribution; optical fibre communication; optical modulation; quadrature phase shift keying; superradiance; Gaussian distribution; PM-QPSK; amplified spontaneous emission; quadrature phase shift keying; uncompensated fiber links; Biological system modeling; Digital signal processing; Gaussian distribution; Histograms; Noise; Optical fiber polarization; Wavelength division multiplexing;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621509
