Method and system for robust embedding of watermarks and steganograms in digital video content
US7496197B2 · kind B2 · utility
5Cited by
15References
44Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 14, 2002 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Sep 11, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2201/0063
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for robust embedding of information into video content, said method comprising of breaking said video content into a series of at least one unit; selecting at least one of said units; selecting at least one parameter for at least one of said units and performing at least one geometric transformation on said selected units according to said parameters selected for said unit, thereby to embed said information in said video content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.