Method and apparatus for controlling video streams
US8199196B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2007 |
| Grant date | Jun 12, 2012 |
| Priority date | — |
| Expiry date | Mar 23, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4621
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention includes a method and apparatus for controlling video streams. A method includes monitoring for an event associated with one of a plurality of video camera controllers providing a plurality of video streams where each of the video streams has a first quality level, and, in response to detecting an event associated with one of the plurality of video camera controllers, propagating a control message toward the one of the video camera controllers for which the event is detected, where a control message adapted for requesting the one of the video camera controllers to switch from providing the video stream using the first quality level to providing the video stream using a second quality level. The first quality level may be a low level of quality and the second quality level may be a high level of quality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.