Camera module
US9658514B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2015 |
| Grant date | May 23, 2017 |
| Priority date | — |
| Expiry date | Sep 22, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/08
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed herein is a camera module in which a movement of a magnet is controlled by only magnetic force between the magnet and a yoke without a spring for controlling the movement of the magnet which operates up and down. The camera module includes: a lens module; and a main frame supporting the lens module and allowing the lens module to be driven in an optical axis direction, wherein the lens module includes: a lens assembly including a plurality of lenses; and a magnet fixed to one side of the lens module, and the main frame includes: a coil facing the magnet, fixed to one side within the main frame, and generating an electric field as power is applied thereto; and a yoke disposed to face the magnet with the main frame and the coil interposed therebetween and controlling driving of the lens module by attraction with the magnet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.