Image acquisition

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Character recognition > Image acquisition

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 > Image acquisition

CPC subdivides this area 3x more granularly than IPC with 6 additional codes.

6 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2022.

Child Classifications

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G06V 30/141 CPC only CPC only
G06V 30/142 using hand-held instruments; Constructional details of the instruments since 2022 +2 CPC IPC+CPC Available in IPC and CPC
G06V 30/1429 CPC only CPC only
G06V 30/1431 CPC only CPC only
G06V 30/1434 CPC only CPC only
G06V 30/1437 CPC only CPC only
G06V 30/144 using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means since 2022 IPC+CPC Available in IPC and CPC
G06V 30/1444 +3 CPC CPC only CPC only
G06V 30/146 Aligning or centring of the image pick-up or image-field since 2022 +5 CPC IPC+CPC Available in IPC and CPC
G06V 30/148 Segmentation of character regions since 2022 +4 CPC IPC+CPC Available in IPC and CPC