IPC Subgroup
H04N 5/6 for the sound signals
Introduced: September 1968
Last revised: January 2006
Full Title
Details of television systems > Receiver circuitry > for the sound signals
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
1 direct subcode
Child Classifications
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- H04N 5/62 Intercarrier circuits, i.e. heterodyning sound and vision carriers