IPC Subgroup
H04N 5/455 Demodulation-circuits
Introduced: January 1985
Last revised: January 2006
Full Title
Details of television systems > Receiver circuitry > Demodulation-circuits
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION