Method and device for controlling exposure level
US12267595B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 8, 2022 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | Jun 14, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a method for controlling exposure level for a digitally zoomed image included in a wide angle image First statistics concerning a luminance level in the digitally zoomed image and second statistics concerning a luminance level in the wide angle image are acquired, it is estimated whether an exposure level for the digitally zoomed image should be compensated, by using the first and second statistics, and a target exposure level for the digitally zoomed image is determined based on the estimation result.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.