Title :
Increase of signal to noise ratio in wavelength conversion using four-wave mixing in semiconductor optical amplifiers
Author :
Martelli, F. ; Mecozzi, A. ; D´Ottavi, A. ; Spano, S. Scotti P ; Dall´Ara, R. ; Eckner, J. ; Guekos, G.
Author_Institution :
Fondazione Ugo Bordoni, Rome, Italy
Abstract :
Using semiconductor optical amplifiers of different length, we show experimentally that the signal to noise ratio at the output of a WDM network wavelength converter based on four-wave mixing is larger for amplifiers with large unsaturated gain, and increases with gain saturation.
Keywords :
laser noise; multiwave mixing; optical saturation; optical transmitters; semiconductor device models; semiconductor lasers; wavelength division multiplexing; WDM network wavelength converter output noise; four-wave mixing; gain saturation; large unsaturated gain; optical transmitters; semiconductor optical amplifiers; signal to noise ratio; wavelength conversion; Four-wave mixing; Frequency conversion; Optical amplifiers; Optical filters; Optical noise; Optical pumping; Optical saturation; Optical wavelength conversion; Semiconductor optical amplifiers; Signal to noise ratio;
Conference_Titel :
Semiconductor Laser Conference, 1996., 15th IEEE International
Conference_Location :
Haifa, Israel
Print_ISBN :
0-7803-3163-X
DOI :
10.1109/ISLC.1996.553734
