Gradient privacy masks
US9875530B2 · kind B2 · utility
1Cited by
0References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 20, 2014 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Jul 24, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/161
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus and a method implemented in a computer system for obscuring a first region of an image composed by a plurality of pixels. The method comprising obtaining a mask, the mask defining an obscurity level for each pixel in the first region of the image, and obscuring pixels in the first region of the image based on the mask's obscurity level for each pixel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.