Camera module
US8810919B2 · kind B2 · utility
0Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 30, 2012 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Jul 30, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/67
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus and method for auto focusing camera module includes a DFoV value measurer measuring a DFoV value of a lens; storage stored with a designed DFoV value of a lens, a controller comparing the DFoV value of a lens measured by the DFoV value measurer with the designed DFoV value of a lens stored in the storage to recognize an initial position of a lens, and a lens mover focusing the lens by winding the lens or by unwinding the lens in response to the initial position of the lens recognized by the controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.