Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Details of television systems > Studio circuitry; Studio devices; Studio equipment > Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects

CPC:

Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00) > Studio circuitry; Studio devices; Studio equipment (cameras or camera modules comprising electronic image sensors, or control thereof H04N23/00) > Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects

CPC subdivides this area 2x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

Navigate with arrow keys, Enter to open

H04N 5/2621 CPC only CPC only
H04N 5/2622 CPC only CPC only
H04N 5/2624 CPC only CPC only
H04N 5/2625 +1 CPC CPC only CPC only
H04N 5/2628 CPC only CPC only
H04N 5/265 Mixing since 1985 IPC+CPC Available in IPC and CPC
H04N 5/268 Signal distribution or switching since 1985 IPC+CPC Available in IPC and CPC
H04N 5/272 Means for inserting a foreground image in a background image, i.e. inlay, outlay since 1985 +2 CPC IPC+CPC Available in IPC and CPC
H04N 5/278 Subtitling since 1985 IPC+CPC Available in IPC and CPC