Ifoto yefoto sisixhobo esiguqula imiqondiso yokukhanya kwimiqondiso yombane. Kwi-Semiconductortecttor, i-COUTED yefoto eyenziwe ngemeko ye-Photon ingena kwisekethe yangaphandle phantsi kwe-voltage ye-bias esetyenzisiweyo kwaye iyifoto enokumetwa. Kwanakukuphephana okuphezulu, i-PIN yepilediode inokuvelisa kuphela izibini zemingxunya ye-elektroni kwinkoliso, esiyinto engenangeniso. Ukuphendula okukhulu, i-Avalanc Photodiode (APD) inokusetyenziswa.
Isiphumo sokwakhiwa kwe-APD kwifoto ngokusekwe kwifuthe lokungqubana kwe-ionis. Phantsi kweemeko ezithile, imingxunya kunye nemingxunya ekhawulezayo inokufumana amandla aneleyo okungqubana ne-lattle ukuvelisa isibini esitsha se-elektroni. Le nkqubo yindlela yokusabela, ukuze izibini ezibini ze-elektroni eziveliswe yi-ansen yokwakhiwa zinokuvelisa inani elikhulu le-elektroni kunye neforati enkulu. Ke ngoko, i-APD inempendulo ephezulu kunye nokufumana inzuzo yangaphakathi, ephucula umyinge wengxolo yesixhobo. I-APD isetyenziselwe ukusetyenziswa kumgama omde okanye kwiinkqubo zonxibelelwano ezincinci zefayibhaki ezinamanye amanye amasikelo kumandla afunyenweyo. Okwangoku, iingcali zefowuni ezininzi zinethemba kakhulu malunga nethemba le-APD.
I-rofea ngokuzimeleyo iphuhlise i-Photodetectory Photodiode kunye nengxolo yengxolo ye-Amplifier, ngelixa ibonelela ngeentlobo zeemveliso, kubasebenzisi bophando bezenzululwazi babonelela ngenkonzo yokugcwalisa imveliso yasemgangathweni, inkxaso yezobuchwephesha kunye nenkonzo elungele inkonzo yasemva kwentengiso. Umgca wemveliso yangoku uquka: I-ANAG STOPECATETOMITION YOKUFUNDA, FUNDA I-POLDEECTECETE YOKUGQIBELA, INDAWO YOKUGQIBELA YOKUGQIBELA
Inqaku
Uluhlu lobuchule: 320-1000NM, 850-1650NM, 950-1650NM, i-1100-1650NM, 1480-1620nm
I-3DBBABBANGADS: 200mhz-50ghz
I-fiphal fiber i-fiber coupming
Uhlobo lweModyuli
I-3dbbandwidt:
I-200mhz, 1ghz, 10ghz, 20ghz, 20ghz, 50ghz
Isicelo
Ukufunyanwa ngesantya esiphezulu sokuphuma
Unxibelelwano oluphezulu
Ikhonkco le-microwave
I-Brillouin ye-fiber filical fiber
IXESHA LOKUQALA: Jun-21 ukuya kwi-2023