Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G06V 30/199

Arrangements for recognition using optical reference masks, e.g. holographic masks

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Character recognition > Arrangements for recognition using optical reference masks, e.g. holographic masks

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 > Arrangements for recognition using optical reference masks, e.g. holographic masks

No child classifications to compare. This is a leaf node in both IPC and CPC.