Camera module
US10812697B2 · kind B2 · utility
1Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2019 |
| Grant date | Oct 20, 2020 |
| Priority date | — |
| Expiry date | Feb 22, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2217/002
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A camera module includes a housing having a lens module, an aperture module provided above the lens module and including blades that form incident holes having different sizes in multiple stages or successively, a moving part configured to linearly reciprocate to drive the blades, including a driving magnet facing a driving coil, a position sensor configured to sense a position of the moving part according to interaction with the driving magnet, and a controller configured to receive a signal from the position sensor and confirm or correct the position of the moving part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.