Digital watermarking method
US8270485B2 · kind B2 · utility
1Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2007 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Oct 26, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2201/0053
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The invention relates to a method of watermarking a binary stream resulting from the encoding of a set of coefficients comprising at least one coefficient encoded by predictive coding, called predictively coded coefficient. The method comprises the steps of:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.