Controlling spectral response of photodetector for an image sensor

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This article introduces a back-illuminated (BI) single-photon avalanche diode (SPAD) based on 40 nm CMOS image sensor (CIS) technology which is the most advanced technology node for the fabrication of a SPAD up to date. It's based on a P-well (PW) and deep ...

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Controlling spectral response of photodetector for an image sensor

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