Process and device for the protection and display of video streams
US8311125B2 · kind B2 · utility
4Cited by
13References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2004 |
| Grant date | Nov 13, 2012 |
| Priority date | — |
| Expiry date | May 8, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8358
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A process for distributing video streams to a plurality of addressees, comprising a marking step comprising adding at least one visual element to a video stream, which marking step applied to an original video stream common to all the addressees and which is personalized for each addressee by addition of a visual element specific to the addressee that allows rapid visual identification of the addressee, wherein the added visual element replaces part of the original video stream that is stored in complementary information on a multimedia server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.