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IPC Subgroup
H04N 3/18

Generation of supply voltages, in combination with electron beam deflecting

Introduced: September 1968

Last revised: January 2006

Full Title

Scanning details of television systems; Combination thereof with generation of supply voltages > by means not exclusively optical-mechanical > by deflecting electron beam in cathode-ray tube > Generation of supply voltages, in combination with electron beam deflecting

Classification Context

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

2 direct subcodes

Child Classifications

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  • H04N 3/185 Maintaining DC voltage constant
  • H04N 3/19 Arrangements or assemblies in supply circuits for the purpose of withstanding high voltages