DIFF Subgroup
H04L 5/14 Two-way operation using the same type of signal, i.e. duplex
Introduced: September 1968
Full Title
Arrangements affording multiple use of the transmission path > Two-way operation using the same type of signal, i.e. duplex
CPC subdivides this area 5x more granularly than IPC with 7 additional codes.
7 codes are CPC-only extensions.
Child Classifications
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- H04L 5/16 Half-duplex systems; Simplex/duplex switching; Transmission of break signals IPC+CPC Available in IPC and CPC