Lens driving device with 3D elastic support structure
US9377632B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 2014 |
| Grant date | Jun 28, 2016 |
| Priority date | — |
| Expiry date | Sep 23, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/682
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lens driving device includes a lens holder for holding a lens having an optical axis; a focusing coil disposed at a periphery of the lens with respect to the optical axis; an optical image stabilizer (OIS) coil structure including a plurality of coils; a circuit structure connected electrically to the OIS coil structure and taking control thereof; a plurality of magnets; and an elastic support structure, having an upper plate spring portion and a plurality of suspension wires, wherein each suspension wire is disposed substantially parallel with the optical axis and integrally formed with the upper plate spring portion at one end and connected electrically to the circuit structure at the other end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.