# 3.2 Megapixel 3D-Stacked Charge Focusing SPAD for Low-Light Imaging and Depth Sensing

> Research article (2021 IEEE International Electron Devices Meeting (IEDM), 2021) · cited 105× · AI/ML

**Wikidata**: [openalex:W4226322148](https://www.wikidata.org/wiki/openalex:W4226322148)  
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