Title :
Improvement of tolerance to fibre non-linearity of incoherent multilevel signalling for WDM transmission with 10-Gbit/s OOK channels
Author :
Kikuchi, Nobuhiko ; Sasaki, Shinya
Author_Institution :
Central Res. Lab., Hitachi, Ltd., Kokubunji, Japan
Abstract :
Fibre nonlinear effect on incoherent multilevel signalling with co-propagating 10-G OOK channels is investigated by experiments and numerical simulations, and QAM signals with non-Euclidean decision boundaries are shown to alleviate SPM and XPM effects.
Keywords :
amplitude shift keying; optical fibre communication; optical modulation; quadrature amplitude modulation; self-phase modulation; wavelength division multiplexing; OOK; QAM; SPM; WDM; XPM; fibre nonlinearity tolerance; incoherent multilevel signalling; nonEuclidean decision boundaries; Band pass filters; Digital filters; Finite impulse response filter; Numerical simulation; Optical fiber polarization; Optical fibers; Quadrature amplitude modulation; Scanning probe microscopy; Signal processing; Wavelength division multiplexing;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
