Optical color sensor system
US8188560B2 · kind B2 · utility
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4References
19Claims
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Key dates
| Filing date | Sep 30, 2008 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Mar 30, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8063
Abstract
An optical color sensor system is provided including providing a substrate having an optical sensor therein and forming a passivation layer over the substrate. The passivation layer is planarized and color filters are formed over the passivation layer. A planar transparent layer is formed over the color filters and microlenses are formed on the planar transparent layer over the color filters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.