Use of a feedback channel for image broadcasting
US8505060B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2007 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Mar 23, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/6377
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for broadcasting images from a video sequence, the method comprising, at the level of broadcasting equipment: including images in an output stream for transmission to at least one restoration equipment, receiving feedback from said restoration equipment of error messages relating to the restoration of the images from the video sequence, analyzing the error messages in order to identify images or parts of images not restored or badly restored and determining response messages including correction images or image parts. The method furthermore comprising determining a level of seriousness for each error message according to the analysis performed and deciding to return a response message relating to an error message according to the level of seriousness of that error message.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.