Vibration device, antidust device, camera, vibration device inspection method, method for manufacturing vibration device and vibration method
US8125120B2 · kind B2 · utility
5Cited by
4References
34Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 22, 2009 |
| Grant date | Feb 28, 2012 |
| Priority date | — |
| Expiry date | Oct 12, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B26/0825
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A vibration device comprising; a vibrator which generates bending vibration on a predetermined member, a controller which controls a driver to drive the vibrator, wherein; the vibrator comprises a plurality of driving electrodes electrically insulated respectively, the controller controls the driver to make phases of driving signals respectively output to the plurality of driving electrodes changeable relatively and adjust an order of the bending vibration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.