Imaging device
US12407958B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2022 |
| Grant date | Sep 2, 2025 |
| Priority date | — |
| Expiry date | May 1, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/771
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides an imaging device capable of expanding a dynamic range. An imaging device according to one embodiment of the present disclosure includes: a photoelectric conversion element provided in each of a plurality of pixels; a first charge accumulation section connected to the photoelectric conversion element; a second charge accumulation section connected in parallel with the first charge accumulation section; a reset transistor that resets a potential of the second charge accumulation section; a transfer transistor disposed between the first charge accumulation section and the second charge accumulation section; a third charge accumulation section connected in parallel with the first charge accumulation section; and a first changeover switch that is disposed between the first charge accumulation section and the third charge accumulation section and switches whether or not to connect the third charge accumulation section to the photoelectric conversion element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.