Title :
Reducing the impact of intrachannel nonlinearities by pulse-width optimisation in multi-level phase-shift-keyed transmission
Author :
Behrens, C. ; Killey, R.I. ; Savory, S.J. ; Chen, M. ; Bayvel, P.
Author_Institution :
Dept. of Electron. & Electr. Eng, Univ. Coll. London, London, UK
Abstract :
We investigate the reduction in the duty-cycle for M-phase-shift-keyed transmission, demonstrating performance improvement in the range of 2-8 dB in nonlinear threshold (NLT) due to intrachannel-four wave mixing (IFWM) and nonlinear phase noise (NLPN).
Keywords :
multiwave mixing; optical fibre communication; optical modulation; phase noise; phase shift keying; M-phase-shift-keying; duty cycle; intrachannel nonlinearities; intrachannel-four wave mixing; multilevel phase-shift-keying; nonlinear phase noise; nonlinear threshold; pulse-width optimisation; Bandwidth; Optical distortion; Optical filters; Optical modulation; Optical noise; Optical pulses; Optical receivers; Optical sensors; Optical transmitters; Space vector pulse width modulation;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
