IPC Subgroup
H04N 7/15 Conference systems
Introduced: January 1990
Last revised: January 2006
Full Title
Television systems > Systems for two-way working > Conference systems
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
Related Keywords
TELEVISION conference systems (= video conference)