2017 · 25 citations · 2 references
EngineeringElectrical EngineeringOptoelectronicsPhotonicsFiber OpticsFiber-optic CommunicationOptical AmplifiersOptical FibersPower AmplifiersErbium-doped Fiber AmplifiersPower EfficiencyPower OutputPump EfficiencyRare-earth-doped AmplifiersRare-earth-doped Fibers
We demonstrate that a cladding pumped 19-core EDFA has 2.5-dB higher pump power efficiency than a cladding pumped 7-core EDFA. The 19-core EDFA with pump power of 22.8 W has gain of 12.7 dB and output power of 22.2 dBm.
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