Concurrent viewing of a video programming and of text communications concerning the video programming
US7143428B1 · kind B1 · utility
172Cited by
47References
46Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1999 |
| Grant date | Nov 28, 2006 |
| Priority date | — |
| Expiry date | Apr 21, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4786
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system in which a video signal, such as a television program, is received and displayed to a viewer. The system has a user-selectable chat option in which the viewer can enter text messages that will be displayed to other viewers of the video signal who have also selected the chat option. A transcript of the text messages from all of the viewers who have selected the chat option is displayed to all such viewers. The video signal is simultaneously displayed on a graphical user interface having a video region for display of the video signal and a chat region for display of the transcript of text messages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.