Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H04J 3/17

in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Time-division multiplex systems > in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI

CPC:

Time-division multiplex systems (H04J14/00 takes precedence; relay systems H04B7/14; selecting techniques H04Q) > in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

Navigate with arrow keys, Enter to open