Raman scattering induces considerable noise on dual-pump fiber-optic parametric amplifiers (FOPAs) and wavelength converters. Noise figure of such FOPAs is around 4 dB over the flat portion of gain spectrum and increases as pumps are separated farther apart. Such noise is significantly reduced in FOPAs with cross-polarized pumps.
Fundamental noise limit in dual-pump fiber-optic parametric amplifiers and wavelength converters
(CLEO). Conference on Lasers and Electro-Optics, 2005. ; 2 ; 980-982 Vol. 2
2005-01-01
409740 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
Fundamental Noise Limit in Dual-Pump Fiber-Optic Parametric Amplifiers and Wavelength Converters
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