Video display system with selective display of operating conditions
US4821102A · kind A · utility
264Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1987 |
| Grant date | Apr 11, 1989 |
| Priority date | — |
| Expiry date | Jul 29, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/9305
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video display system has a circuit for sequentially superimposing N (N.gtoreq.2) information signals upon a video signal for display on the picture screen of a television receiver, at predetermined positions in parallel relation, and a circuit for changing the display positions so as to display information signals sequentially from a corner of the picture screen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.