Imaging device with filtering of the infrared radiation
US8901692B2 · kind B2 · utility
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1References
23Claims
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Key dates
| Filing date | Dec 12, 2011 |
| Grant date | Dec 2, 2014 |
| Priority date | — |
| Expiry date | Mar 26, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8023
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging device includes at least one photosite formed in a semiconducting substrate and fitted with a filtering device for filtering at least one undesired radiation. The filtering device is buried in the semiconducting substrate at a depth depending on the wavelength of the undesired radiation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.