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DIFF Subgroup
G06V 30/196

using sequential comparisons of the image signals with a plurality of references

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 > using sequential comparisons of the image signals with a plurality of references

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 > using sequential comparisons of the image signals with a plurality of references

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2022.

Child Classifications

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  • G06V 30/198 the selection of the next reference depending on the result of the preceding comparison since 2022 IPC+CPC Available in IPC and CPC