Feasibility demonstration of low pump power operation for 1.48 μm diode-pumped erbium-doped fibre amplifier module
- 19 July 1990
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 26 (15) , 1102-1104
- https://doi.org/10.1049/el:19900713
Abstract
An optimisation of the erbium-doped fibre greatly improves the 1.48 μm 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
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