EDFA (Erbium-doped Fiber Amplifier), e qapiloeng ka lekhetlo la pele ka 1987 bakeng sa tšebeliso ea khoebo, ke eona e sebelisoang ka ho fetisisa ea optical amplifier tsamaisong ea DWDM e sebelisang fiber ea Erbium-doped e le optical amplification medium ho ntlafatsa ka ho toba lipontšo.E thusa ho holisa hang-hang bakeng sa matšoao a nang le maqhubu a mangata a mangata, ha e le hantle ka har'a lihlopha tse peli.E 'ngoe ke ea "Conventional", kapa C-band, hoo e ka bang ho tloha ho 1525 nm ho ea ho 1565 nm, 'me e' ngoe ke Long, kapa L-band, e ka bang ho tloha 1570 nm ho ea 1610 nm.Ho sa le joalo, e na le lihlopha tse peli tse sebelisoang hangata, 980 nm le 1480 nm.Sehlopha sa 980nm se na le karolo e holimo ea ho monya hangata e sebelisoang ts'ebelisong ea lerata le tlase, athe sehlopha sa 1480nm se na le karolo e tlase empa e pharalletseng ea ho monya eo hangata e sebelisetsoang liamplifi tse phahameng.
Setšoantšo se latelang se bontša ka ho hlaka kamoo amplifier ea EDFA e ntlafatsang lipontšo kateng.Ha EDFA amplifier e sebetsa, e fana ka laser ea pompo e nang le 980 nm kapa 1480 nm.Hang ha laser ea pompo le lipontšo tsa ho kenya li feta har'a coupler, li tla atisa ho feta fiber ea Erbium-doped.Ka ho sebelisana le li-ion tsa doping, ho phahamisa lets'oao ho ka finyelloa qetellong.Amplifier ena ea all-optical ha e theole litšenyehelo haholo feela empa e ntlafatsa haholo ts'ebetso ea ho holisa lets'oao la optical.Ka bokhutšoanyane, amplifier ea EDFA ke ketsahalo ea bohlokoa historing ea fiber optics e ka matlafatsang ka ho toba lipontšo tse nang le maqhubu a mangata holim'a fiber e le 'ngoe, ho e-na le ho phahamisa lets'oao la optical-electrical-optical signal.
Rofea Optoelectronics e fana ka mohala oa sehlahisoa oa li-electro-optic modulator, phase modulators, photodetectors, laser light sources,dfb lasers,optical amplifiers,EDFAs,SLD laser,QPSK modulation,pulse laser,light detector, balanced photodetector,Semiconductor laser,laser driver ,fiber coupler,pulsed laser,fiber optic amplifier,optical power meter,broadband laser,Tunable laser,optical delayelectro optic modulator,Optical detector,Laser diode driver,Fiber amplifier,erbium doped fiber amplifier,laser light source,Light source laser.Re boetse re fana ka li-modulator tse ngata tse ikhethileng, joalo ka 1*4 array phase modulators, Ultra-low Vpi, le ultra-high extinction ratio modulator, e sebelisoang haholo liunivesithing le litsi. electro-optic bandwidths ho fihla ho 40 GHz ka ho kenya tlase Tahlehelo, Vp e tlase, PER e phahameng.E loketse mefuta e fapaneng ea lits'ebetso tse tsoang ho lihokelo tsa RF tsa analog ho ea ho likhokahano tse potlakileng.
Nako ea poso: Apr-21-2023