IPC Subgroup
H04N 5/4 Modulation circuits
Introduced: September 1968
Last revised: January 2006
Full Title
Details of television systems > Transmitter circuitry > Modulation circuits
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
Related Keywords
MODULATION circuits for television systems