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DIFF Main Group
G09G 5/00

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)

Introduced: January 1990

Title

Titles differ between systems:

IPC: Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators

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)

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

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)

Of 15 combined children, 13 exist in both systems.

2 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1990.

Child Classifications

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  • G09G 5/001 CPC only CPC only
  • G09G 5/08 Cursor circuits since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/10 Intensity circuits since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/12 Synchronisation between the display unit and other units, e.g. other display units, video-disc players since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/14 Display of multiple viewports since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/16 Display of right-to-left language since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/18 Timing circuits for raster scan displays (specially adapted for television H04N ) since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/20 Function-generator circuits, e.g. circle generators since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/40 characterised by the way in which both a pattern determined by character code and another pattern are displayed simultaneously, or either pattern is displayed selectively, e.g. with character code memory and APA, i.e. all-points-addressable, memory since 1990 IPC+CPC Available in IPC and CPC
  • G09G 5/42 characterised by the display of patterns using a display memory without fixed position correspondence between the display memory contents and the display position on the screen since 2000 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G09,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 16,046
  2. BOE TECHNOLOGY GROUP COMPANY 13,766
  3. BOE TECHNOLOGY GROUP COMPANY CN 12,804
  4. LG DISPLAY COMPANY KR 10,322
  5. SAMSUNG ELECTRONICS COMPANY KR 7,738
  6. SAMSUNG DISPLAY 5,172
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY 4,749
  8. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 3,417
  9. LG DISPLAY COMPANY 3,335
  10. SONY CORPORATION JP 3,179

Top Applicants (CPC)

Class G09,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 22,477
  2. BOE TECHNOLOGY GROUP COMPANY CN 16,016
  3. BOE TECHNOLOGY GROUP COMPANY 12,918
  4. LG DISPLAY COMPANY KR 12,599
  5. SAMSUNG ELECTRONICS COMPANY KR 12,009
  6. SAMSUNG DISPLAY 6,252
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 4,410
  8. SONY CORPORATION JP 3,965
  9. LG ELECTRONICS KR 3,901
  10. LG DISPLAY COMPANY 3,705