Videotex system
US4303941A · kind A · utility
147Cited by
2References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 6, 1980 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | May 6, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/0357
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Videotex system provided with protection means against transmission errors. It can be used in the transmission and display of data on television recers for entertainment, information or instructional purposes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.