IPC Subgroup
H04N 1/403 Discrimination between the two tones in the picture signal of a two-tone original
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 > Discrimination between the two tones in the picture signal of a two-tone original
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION