Micro shutter having iris function, method for manufacturing the same, and micro camera module having the same
US8147150B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2011 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Oct 11, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B9/28
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A micro shutter with an iris function includes a base plate with a transparent portion formed in a circular shape corresponding to an image sensor which allows light to pass through; a plurality of rollup blades which block the light, arranged in a regular polygon at a circumference of the transparent portion on the base plate to cover the transparent portion, and each of the plurality of rollup blades to have a fixing portion fixed to the base plate and a moving portion rolled up toward the fixing portion; and a controller electrically connected with the base plate and the plurality of rollup blades which controls unrolling degrees of the plurality of rollup blades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.