Automatically calibrating a video conference system
US8174558B2 · kind B2 · utility
3Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2007 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | Feb 26, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4788
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of automatically calibrating a video conference environment is disclosed. In an embodiment, the method includes initiating a calibration sequence in the video conferencing system, routing a test signal through the audio and video components of the video conferencing system, measuring a time delay associated with the test signal and utilizing the time delay to calibrate subsequent audio and video signal transmissions by the video conferencing system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.