DIFF Subgroup
H04N 5/445 for displaying additional information (H04N5/50 takes precedence)
Introduced: January 1985
Title
Titles differ between systems:
IPC: for displaying additional information
CPC: for displaying additional information (H04N5/50 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Details of television systems > Receiver circuitry > for displaying additional information
CPC:
Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00) > Receiver circuitry (H04N5/14 takes precedence) > for displaying additional information (H04N5/50 takes precedence)
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
Navigate with arrow keys, Enter to open