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PCE
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DIFF Subgroup
H04N 1/411

for the transmission or reproduction of two-tone pictures, e.g. black and white pictures

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof > Bandwidth or redundancy reduction > for the transmission or reproduction of two-tone pictures, e.g. black and white pictures

CPC:

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof > Bandwidth or redundancy reduction (by scanning H04N1/17 ) > for the transmission or reproduction of two-tone pictures, e.g. black and white pictures

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

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  • H04N 1/4115 CPC only CPC only