Interactive video and audio controller
US4839743A · kind A · utility
156Cited by
2References
48Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1987 |
| Grant date | Jun 13, 1989 |
| Priority date | — |
| Expiry date | Sep 21, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An interactive video controller 10 for selecting between two or more tracks of video data responsive to the input of a player and for displaying the selected video track. The interactive video controller 10 displays and stores the selected track and then displays the stored track in place of the non-selected track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.