IPC Subgroup
H04N 5/91 Television signal processing therefor
Introduced: January 1980
Last revised: January 2006
Full Title
Details of television systems > Television signal recording > Television signal processing therefor
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
Scope Notes
Application references: Processing of colour television signals in connection with recording
6 direct subcodes
Child Classifications
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- H04N 5/911 for the suppression of noise
- H04N 5/913 for scrambling
- H04N 5/915 for field- or frame-skip recording or reproducing
- H04N 5/917 for bandwidth reduction
- H04N 5/92 Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N 5/93 Regeneration of the television signal or of selected parts thereof