Lens drive device, camera module, and mobile terminal with camera
US10126522B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2015 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | May 12, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2205/0069
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lens drive device is provided with: an AF drive unit that has an AF coil unit disposed around a lens unit and an AF magnet unit disposed separately in the radial direction with respect to the AF coil unit and automatically carries out focusing; and an OIS drive unit that has an OIS magnet unit disposed in an AF unit that includes a movable AF unit and a fixed AF unit and an OIS coil unit disposed separately in the direction of the optical axis with respect to the OIS magnet unit and carries out shake correction. The AF drive unit has an elastic support unit that connects the movable AF unit with the fixed AF unit. The movable AF unit is supported movably both ways in the direction of the optical axis by an elastic member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.