Video telephony system with hold program
US5835130A · kind A · utility
14Cited by
10References
31Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 8, 1995 |
| Grant date | Nov 10, 1998 |
| Priority date | — |
| Expiry date | Dec 8, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/147
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A private video telephony system or individual telephone set in which a predetermined video program is transmitted over the telephonic connection to another telephone set to which the first telephone set is connected over the telephone lines when the first telephone set is placed in hold mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.