DIFF Subgroup
G06V 30/19 Recognition using electronic means
Introduced: January 2022
Full Title
Full titles differ between systems:
IPC:
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Character recognition > Recognition using electronic means
CPC:
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition (scanning, transmission or reproduction of documents or the like H04N1/00) > Character recognition > Recognition using electronic means
CPC subdivides this area 3x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
IPC defines codes here since 2022.
Child Classifications
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- G06V 30/192 using simultaneous comparisons or correlations of the image signals with a plurality of references since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- G06V 30/196 using sequential comparisons of the image signals with a plurality of references since 2022 +1 CPC IPC+CPC Available in IPC and CPC