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Impact of bias current distribution on the noise figure and power saturation of a multi-contact semiconductor optical amplifier

Lennox, Robert, Carney, Kevin, Maldonado-Basilio, Ramón, Philippe, Severine, Bradley, Ann Louise orcid logoORCID: 0000-0002-9399-8628 and Landais, Pascal orcid logoORCID: 0000-0002-4807-0695 (2011) Impact of bias current distribution on the noise figure and power saturation of a multi-contact semiconductor optical amplifier. Optics Letters, 36 (13). pp. 2521-2523. ISSN 0146-9592

Abstract
We present an experimental investigation of a multi-contact semiconductor optical amplifier. This first-generation device allows for direct control of the carrier density profile along the length of the waveguide. This is used to control the device noise figure, with a minimum value of 5 dB observed at a gain of 15 dB for an optimum carrier density profile. The opposite carrier density profile results in an increase of the power saturation by 3 dB.
Metadata
Item Type:Article (Published)
Refereed:Yes
Subjects:Engineering > Optical communication
Physical Sciences > Lasers
Physical Sciences > Photonics
Physical Sciences > Semiconductors
DCU Faculties and Centres:DCU Faculties and Schools > Faculty of Engineering and Computing > School of Electronic Engineering
Research Institutes and Centres > Research Institute for Networks and Communications Engineering (RINCE)
Publisher:Optical Society of America
Official URL:http://dx.doi.org/10.1364/OL.36.002521
Copyright Information:© 2011 Optical Society of America
Use License:This item is licensed under a Creative Commons Attribution-NonCommercial-Share Alike 3.0 License. View License
Funders:Enterprise Ireland for their support under grant CFTD/06/IT/332, Higher Education Authority Programme for Research in Third Level Institutions (2007–2011) via the INSPIRE programme, Irish Research Council for Science, Engineering and Technology
ID Code:24738
Deposited On:07 Jul 2020 16:16 by Pascal Landais . Last Modified 04 Nov 2022 14:29
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