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IPC Subgroup
H04L 5/06

the signals being represented by different frequencies

Introduced: September 1968

Last revised: January 2006

Full Title

Arrangements affording multiple use of the transmission path > Channels characterised by the type of signal > the signals being represented by different frequencies

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION

2 direct subcodes

Child Classifications

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  • H04L 5/08 each combination of signals in different channels being represented by a fixed frequency
  • H04L 5/1 with dynamo-electric generation of carriers; with mechanical filters or demodulators