Title :
Wavelength dependence of switching contrast ratio of semiconductor optical amplifier-based nonlinear loop mirror
Author :
Manning, R.J. ; Kelly, A.E. ; Poustie, A.J. ; Blow, K.J.
Author_Institution :
British Telecom Res. Labs., Ipswich, UK
fDate :
4/30/1998 12:00:00 AM
Abstract :
The authors report that the contrast ratio in a semiconductor optical amplifier-based nonlinear loop mirror may be improved by an appropriate choice of operating wavelength to minimise amplitude modulation. Contrast ratios as high as 21 dB for 1590 nm pulses are measured
Keywords :
mirrors; optical switches; semiconductor lasers; 1590 nm; amplitude modulation; nonlinear loop mirror; semiconductor optical amplifier; switching contrast ratio; wavelength dependence;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19980646
