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IPC Subgroup
H04N 1/409

Edge or detail enhancement; Noise or error suppression

Introduced: January 1995

Last revised: January 2006

Full Title

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof > Picture signal circuits > Edge or detail enhancement; Noise or error suppression

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
PICTORIAL COMMUNICATION, e.g. TELEVISION