DIFF Subgroup
H04N 3/227 Centering
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
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 > Circuits for controlling dimensions, shape or centering of picture on screen > Centering
CPC:
Scanning details of television systems; Combination thereof with generation of supply voltages > by means not exclusively optical-mechanical (H04N3/36 takes precedence) > by deflecting electron beam in cathode-ray tube > Circuits for controlling dimensions, shape or centering of picture on screen > Centering
No child classifications to compare. This is a leaf node in both IPC and CPC.