DIFF Subgroup
G09G 5/02 characterised by the way in which colour is displayed
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators > characterised by the way in which colour is displayed
CPC:
Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators (image data processing or generation, in general G06T) > characterised by the way in which colour is displayed
CPC subdivides this area 3x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
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- G09G 5/04 using circuits for interfacing with colour displays since 1990 IPC+CPC Available in IPC and CPC