DIFF Subgroup
G06V 30/22 characterised by the type of writing
Introduced: January 2022
Full Title
Full titles differ between systems:
IPC:
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Character recognition > characterised by the type of writing
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 > characterised by the type of writing
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
IPC defines codes here since 2022.
Child Classifications
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- G06V 30/224 of printed characters having additional code marks or containing code marks since 2022 +2 CPC IPC+CPC Available in IPC and CPC
- G06V 30/228 of three-dimensional [3D] handwriting, e.g. writing in the air since 2022 IPC+CPC Available in IPC and CPC