Title :
Technique for highly sensitive measurement of Raman gain coefficient of optical fiber using pump/signal sum-frequency lock-in-detection
Author_Institution :
Nat. Inst. of Inf. & Commun. Technol., Tokyo
Abstract :
A simple technique for measuring Raman gain in short optical fibers is demonstrated. This technique applies square-wave modulation to both pump and signal and performs lock-in-detection at sum-modulation-frequency, and measures on-off gain as small as 0.0015 dB
Keywords :
optical fibre testing; optical frequency conversion; optical modulation; stimulated Raman scattering; 0.0015 dB; Raman gain coefficient; highly sensitive measurement; lock-in-detection; on-off gain; optical fiber; pump/signal detection; square-wave modulation; stimulated Raman scattering; sum-frequency detection; sum-modulation-frequency; Fiber nonlinear optics; Gain measurement; Optical fibers; Optical materials; Optical pumping; Optical scattering; Optical sensors; Pulse modulation; Raman scattering; Stimulated emission;
Conference_Titel :
Optical Fiber Communication Conference, 2006 and the 2006 National Fiber Optic Engineers Conference. OFC 2006
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-803-9
DOI :
10.1109/OFC.2006.215492
