DocumentCode
3528009
Title
Enhancing Small-Signal Cross-Gain Modulation of Quantum-Dot Optical Amplifiers by Injecting Carriers to Excited States
Author
Kim, Jung-Ho ; Laemmlin, M. ; Meuer, C. ; Liebich, S. ; Bimberg, Dieter ; Eisenstein, Gadi
Author_Institution
Inst. fuer Festkoerperphys., Tech. Univ. Berlin, Berlin, Germany
fYear
2008
fDate
24-28 Feb. 2008
Firstpage
1
Lastpage
3
Abstract
We numerically and experimentally demonstrate that high-speed small-signal cross- gain modulation of quantum-dot optical amplifiers can be improved by injecting carriers to excited states, which increases the amplifier´s gain recovery time due to spectral hole burning.
Keywords
optical hole burning; optical modulation; quantum dot lasers; semiconductor optical amplifiers; cross-gain modulation; excited states; injecting carriers; quantum-dot optical amplifiers; small-signal modulation; spectral hole burning; High speed optical techniques; Nonlinear optics; Optical amplifiers; Optical modulation; Optical saturation; Optical signal processing; Optical wavelength conversion; Quantum dots; Semiconductor optical amplifiers; Stimulated emission;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location
San Diego, CA
Print_ISBN
978-1-55752-856-8
Type
conf
DOI
10.1109/OFC.2008.4528576
Filename
4528576
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