Substituting images in copies based on digital watermarks
US7209573B2 · kind B2 · utility
12Cited by
75References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2005 |
| Grant date | Apr 24, 2007 |
| Priority date | — |
| Expiry date | Jun 3, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99945
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Digital watermarking is provided in a printed photograph. The digital watermarking includes an identifier. The printed photograph is scanned and the digital watermark is decoded to obtain the identifier. The identifier is used to obtain a substitute image for use when generating a copy of the printed photograph. A user interface can be provided to allow a user to select options prior to printing the copy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.