Method and system of lens shading color correction using block matching
US11082675B2 · kind B2 · utility
1Cited by
8References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 2020 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Jul 13, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/843
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Systems, articles and methods to provide lens shading color correction using block matching are disclosed. Example processor systems disclosed herein are to process at least one cluster of blocks of an image to determine at least one modification parameter, modify the first shade correction data based on the at least one modification parameter to determine second shade correction data, and correct a lens shade effect associated with the image based on the second shade correction data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.