Avalanche Photodiode (APD)
Anavalanchephotodiode(APD)isahighlysensitivetypeofphotodiode,whichingeneralaresemiconductordiodesthatconvertlightintoelectricityvia ...,Avalanchephotodiodesarehighlysensitive,high-speed-baseddiodeswhichuseaninternalgainmethodthatworksthroughapply...。參考影片的文章的如下: