Wavelength dependence of noise figure of a travelling-wave GaInAsP/InP laser amplifier
- 21 January 1988
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 24 (2) , 99-100
- https://doi.org/10.1049/el:19880065
Abstract
Heterodyne noise measurements on a travelling-wave semiconductor laser amplifier show that the excess noise factor decreases with increasing wavelength. When the signal wave-length is changed from 1.48 μm to 1.55 μm the noise figure decreases from 10.5 dB to 6.0 dB.Keywords
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