Low-light-level CMOS image sensor pixel
US10861892B2 · kind B2 · utility
1Cited by
21References
19Claims
0Family size
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Key dates
| Filing date | Nov 21, 2018 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Nov 21, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/80373
Abstract
A system for low light level image sensing is provided having: A photodiode; a transfer gate disposed in a center of the photodiode; an active gate disposed surrounded by the transfer gate; a plurality of microlenses, each microlens being disposed over a portion of the photodiode and directing light away from the transfer gate towards the photodiode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.