Invention Grant
US07928473B2 Depletion-less photodiode with suppressed dark current and method for producing the same 有权
具有抑制暗电流的无耗光光电二极管及其制造方法

Depletion-less photodiode with suppressed dark current and method for producing the same
Abstract:
The invention relates to a photo-detector with a reduced G-R noise, which comprises a sequence of a p-type contact layer, a middle barrier layer and an n-type photon absorbing layer, wherein the middle barrier layer has an energy bandgap significantly greater than that of the photon absorbing layer, and there is no layer with a narrower energy bandgap than that in the photon-absorbing layer.
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