Title :
Noise induced by distributed Raman amplification in a forward-pumping scheme using FBG-stabilized diodes
Author :
Martinelli, C. ; Durecu-Legrand, A. ; Mongardien, D. ; Bayart, D.
Author_Institution :
Res. & Innovation Dept., Alcatel, Marcoussis, France
Abstract :
Forward Raman amplification using FBG-stabilized diodes yields higher signal RIN than expected from the Raman-gain-mediated transfer function. We demonstrate that this extra noise originates from pump-signal nonlinear parametric interactions, even far from the phase-matching condition.
Keywords :
Bragg gratings; nonlinear optics; optical communication equipment; optical noise; optical pumping; semiconductor device noise; semiconductor lasers; FBG-stabilized diodes; Fabry-Perot laser diodes; Raman-gain-mediated transfer function; distributed Raman amplification; forward-pumping scheme; long-haul optical transmissions systems; phase-matching condition; pump-signal nonlinear parametric interactions; relative intensity noise; signal RIN; Bragg gratings; Fiber gratings; Fiber nonlinear optics; Noise measurement; Optical noise; Optical pumping; Semiconductor device noise; Semiconductor diodes; Stimulated emission; Wavelength measurement;
Conference_Titel :
Optical Fiber Communication Conference, 2005. Technical Digest. OFC/NFOEC
Print_ISBN :
1-55752-783-0
DOI :
10.1109/OFC.2005.192922
