Extended dynamic range image capture device based on a coded spatial light transmittance modulator
US11490027B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Oct 23, 2020 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Feb 20, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/75
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A high dynamic range sensor, comprising a pixel array, having a plurality of pixels, a spatial light transmittance modulator, the spatial light transmittance modulator having a plurality of pre-defined shadings, the plurality of pre-defined shadings are fixed with respect to the plurality of pixels, wherein the plurality of pre-defined shadings is located above the plurality of pixels and a micro-lens array, having a plurality of micro-lens aligned to at least one of the plurality of pixels, wherein the micro-lens array is located above the plurality of pixels.
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