IPC Definitions - January 01, 2012
H04L 5/00 - Definition
This main group covers:
Arrangements affording multiple use of the transmission path.
Attention is drawn to the following places, which may be of interest for search:
Multiplex communication in general | H04J |
Conditioning for two-way transmission in general | H04B 3/20 |
Data switching networks | H04L 12/00 |
Systems using multi-frequency codes | H04L 27/26 |
Time-division multiplex systems | H04J 3/00 |