Global shutter in pixel frame memory
US11336859B2 · kind B2 · utility
0Cited by
11References
17Claims
0Family size
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Key dates
| Filing date | Mar 19, 2020 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Mar 21, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/778
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In an image sensor, some pixels in an array contain a sampling circuit to sample the light intensity and a capacitor to store an analog value representing the intensity at that pixel. Alternatively, a group of pixel circuits will be equipped with such sampling and capacitor circuits. This allows simple redundancy-reducing computations with a relatively simple pixel architecture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.