The 980nm pump needs three energy level for radiation while 1480nm pumps can excite the ions directly to the metastable level . (a) Energy level scheme of ground and... Read More
A short discussion on 980nm and 1480nm pump based Erbium Doped Fiber Amplifiers (EDFA)
Tag: 1480nm pump980nm pumpabsorption coefficientabsorption transitionsaluminum co-doped EDFamplificationconfigurationdiode lasersdistanceedfaEDFAselectrical poweremission coefficientemission transitionsenergy levelEr ionserbium-doped fiberexcited statesfiber lossground stateinversionionsL-band EDFAslevel schememanufacturersmetastable levelnoise figureoptical noise figureoptical power conversion efficiencyphoton wavelengthsradiationremote amplifierRemote Optically Pumped Amplifiers (ROPA)shore terminalsignal gainsilica fiberssilica matrixsublevel splittingsubsea linksterminalterrestrial systemstransition energytransmission linevendorswall plug efficiency
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