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Waa maxay sawir-qaade PIN ah
Waa maxay qalabka sawir-qaadaha PIN-ka Qalabka sawir-qaadaha sawir-qaadaha waa qalab sawir-qaadaha semiconductor-ka ah oo aad u xasaasi ah kaas oo iftiinka u beddela koronto isagoo adeegsanaya saameynta sawir-qaadaha. Qaybtiisa ugu weyn waa sawir-qaadaha photodiode (PD photodetector). Nooca ugu badan wuxuu ka kooban yahay isgoyska PN, ...Akhriso wax dheeraad ah -
Sawir-qaadaha iftiinka ee heerka hoose ee infrared
Qalabka sawir-qaadaha ee infrared-ka ee heerka hoose leh Qalabka sawir-qaadaha ee infrared-ka ee ku shaqeeya barafka (APD photodetector) waa nooc ka mid ah aaladaha sawir-qaadaha ee semiconductor-ka kuwaas oo soo saara faa'iido sare iyada oo loo marayo saameynta ionization isku dhaca, si loo gaaro awoodda ogaanshaha ee dhowr sawir-qaadayaal ama xitaa hal sawir-qaadayaal. Si kastaba ha ahaatee...Akhriso wax dheeraad ah -
Isgaarsiinta Quantum: laser-yada cidhiidhiga ah ee xariiqda
Isgaarsiinta Quantum: laysarka ballaca xariiqda cidhiidhiga ah laysarka ballaca xariiqda cidhiidhiga ah waa nooc ka mid ah laysarka oo leh sifooyin gaar ah oo indhaha ah, kaas oo lagu garto awoodda lagu soo saaro fallaadho laysar ah oo leh ballac aad u yar oo indhaha ah (taas oo ah, muuqaal cidhiidhi ah). Ballaca xariiqda ee laysarka ballaca xariiqda cidhiidhiga ah wuxuu tilmaamayaa...Akhriso wax dheeraad ah -
Waa maxay modulator-ka wejiga
Waa maxay modulator-ka wejiga Modulator-ka wejiga waa modulator-ka indhaha kaas oo xakamayn kara wejiga iftiinka laysarka. Noocyada caadiga ah ee modulators-ka wejiga waa modulators-ka elektro-optic-ka ku salaysan sanduuqa Pockels iyo modulators-ka dareeraha ah ee kiristaalka, kuwaas oo sidoo kale ka faa'iideysan kara isbeddelka tusmada refractive-ka ee fiilada kulaylka...Akhriso wax dheeraad ah -
Horumarka cilmi-baarista ee modulator-ka elektaroonigga ah ee lithium niobate ee filimka khafiifka ah
Horumarka cilmi-baarista ee lithium niobate film dhuuban modulator electro-optic modulator electro-optic waa aaladda ugu muhiimsan ee nidaamka isgaarsiinta indhaha iyo nidaamka microwave photonic. Waxay nidaamisaa iftiinka ku faafa booska bannaan ama hagaha hirarka indhaha iyadoo beddeleysa tusmada refractive ee sababta walxaha...Akhriso wax dheeraad ah -
Wararkii ugu dambeeyay ee cilmi-baarista ee laser-ka isgaarsiinta hawada sare
Wararkii ugu dambeeyay ee cilmi-baarista ku saabsan nidaamka internetka ee dayax-gacmeedka laser-ka isgaarsiinta hawada sare, oo leh daboolid caalami ah, dib-u-dhac yar iyo ballaca sare, ayaa noqday jihada ugu muhiimsan ee horumarinta tiknoolajiyada isgaarsiinta mustaqbalka. Isgaarsiinta laser-ka hawada sare waa tignoolajiyada ugu muhiimsan ee horumarinta sat...Akhriso wax dheeraad ah -
Qalabka sawir-qaadaha ee silikoon-ka kacaanka (Si photodetector)
Qalabka sawir-qaadaha silikoon ee kacaanka ah (Si photodetector) Qalabka sawir-qaadaha silikoon ee kacaanka ah (Si photodetector), waxqabadka ka baxsan dhaqanka Iyadoo ay sii kordhayaan kakanaanta moodooyinka sirdoonka macmalka ah iyo shabakadaha neerfaha ee qoto dheer, kooxaha xisaabinta waxay shuruudo sare saaraan shabakadda...Akhriso wax dheeraad ah -
Xakamaynta soo noqnoqoshada garaaca wadnaha ee tignoolajiyada xakamaynta garaaca laysarka
Xakamaynta soo noqnoqoshada garaaca wadnaha ee tignoolajiyada xakamaynta garaaca wadnaha ee laysarka 1. Fikradda soo noqnoqoshada garaaca wadnaha, Heerka garaaca wadnaha ee laysarka (Heerka Soo Celinta garaaca wadnaha) waxay tilmaamaysaa tirada garaaca wadnaha ee laysarka la sii daayo halkii waqti, badanaa Hertz (Hz). Garaacyada soo noqnoqoshada sare waxay ku habboon yihiin codsiyada heerka soo noqnoqoshada sare, halka...Akhriso wax dheeraad ah -
Xakamaynta ballaca garaaca ee tiknoolajiyada xakamaynta garaaca laysarka
Xakamaynta ballaca garaaca ee tignoolajiyada xakamaynta garaaca laysarka Xakamaynta garaaca ee laysarka waa mid ka mid ah isku xirka muhiimka ah ee tignoolajiyada laysarka, taas oo si toos ah u saamaysa waxqabadka iyo saameynta codsiga ee laysarka. Warqaddani waxay si nidaamsan u kala saari doontaa xakamaynta ballaca garaaca, xakamaynta soo noqnoqoshada garaaca iyo...Akhriso wax dheeraad ah -
Qalabka ugu dambeeyay ee electro-optic-ga ee saamiga dabar-goynta aadka u sarreeya
Qalabka ugu dambeeyay ee ugu dambeeyay ee dabar-goynta aadka u sarreeya ee electro-optic modulator-ka on-chip electro-optical modulators (ku salaysan silicon, triquinoid, lithium niobate filim khafiif ah, iwm.) waxay leeyihiin faa'iidooyinka isku-dhafka, xawaaraha sare iyo isticmaalka awoodda oo hooseeya, laakiin weli waxaa jira caqabado waaweyn oo lagu gaari karo i firfircoon...Akhriso wax dheeraad ah -
Mabda'a iyo adeegsiga amplifier-ka fiber-ka ee EDFA erbium-doped
Mabda'a iyo adeegsiga qalabka wax lagu dhejiyo ee EDFA erbium-doped fiber amplifier Qaab-dhismeedka aasaasiga ah ee qalabka wax lagu dhejiyo ee EDFA erbium-doped fiber amplifier, kaas oo inta badan ka kooban dhexdhexaad firfircoon (daraasiin mitir oo ah fiber quartz ah oo la dhejiyay oo dheer, dhexroorka xudunta 3-5 microns, fiirsashada daawada (25-1000) x10-6), isha iftiinka bamka (990 ...Akhriso wax dheeraad ah -
Sharaxaad: Fiber-ka Erbium-doped Amplifier EDFA Optical Amplifier
Sharaxaad: Qalabka Korontada ee Erbium-doped fiber Amplifier EDFA Qalabka Korontada ee Erbium-doped fiber amplifier (EDFA, taas oo ah, qalabka korontada ee indhaha oo leh Er3 + doped oo ku jira xudunta fiber-ka iyada oo loo marayo calaamadda) waa qalabka korontada ee ugu horreeya ee indhaha ee ay samaysay Jaamacadda Southampton sannadkii 1985, waana...Akhriso wax dheeraad ah
