IPC Main Group
H04N 17/00 Diagnosis, testing or measuring for television systems or their details
Introduced: January 1985
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
Related Keywords
MONITORING of television communication systemsVIDEO surveillance
3 direct subcodes
Child Classifications
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- H04N 17/02 for colour television signals
- H04N 17/04 for receivers
- H04N 17/06 for recorders