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IPC Subgroup
H04N 5/52

Automatic gain control

Introduced: September 1968

Last revised: January 2006

Full Title

Details of television systems > Receiver circuitry > Automatic gain control

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
PICTORIAL COMMUNICATION, e.g. TELEVISION

3 direct subcodes

Child Classifications

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  • H04N 5/53 Keyed automatic gain control
  • H04N 5/54 for positively-modulated picture signals
  • H04N 5/56 for negatively-modulated picture signals