H04N 3/30 otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
Introduced: September 1968
Full Title
Full titles differ between systems:
Scanning details of television systems; Combination thereof with generation of supply voltages > by means not exclusively optical-mechanical > otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
Scanning details of television systems; Combination thereof with generation of supply voltages > by means not exclusively optical-mechanical (H04N3/36 takes precedence) > otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- H04N 3/34 Elemental scanning area oscillated rapidly in direction transverse to main scanning direction IPC+CPC Available in IPC and CPC