Title :
Feasibility demonstration of low pump power operation for 1.48 mu m diode-pumped erbium-doped fibre amplifier module
Author :
Marcerou, J.F. ; Fevrier, Herve ; Auge, Jorg ; Ramos, J. ; Dursin, A.
Author_Institution :
Labs. de Marcoussis, Centre de Recherches de la CGE, France
fDate :
7/19/1990 12:00:00 AM
Abstract :
An optimisation of the erbium-doped fibre greatly improves the 1.48 mu m pumping efficiency. The amplifier exhibits 26.2 dB fibre gain for 8 mW launched pump power and 20.2 dB gain for only 5.2 mW pump power, giving an outstanding 3.9 dB/mW gain coefficient.
Keywords :
aluminosilicate glasses; erbium; fibre optics; germanate glasses; optical communication equipment; optical pumping; solid lasers; 1.48 micron; 20.2 dB; 26.2 dB; 5.2 mW; 8 mW; SiO 2-GeO 2-Al 2O 3:Er 3+; fibre gain; launched pump power; low pump power operation; pumping efficiency;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900713