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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G08C 19/16

in which transmission is by pulses

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Electric signal transmission systems > in which transmission is by pulses

CPC:

Electric signal transmission systems (G08C17/00 takes precedence) > in which transmission is by pulses

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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  • G08C 19/22 by varying the duration of individual pulses IPC+CPC Available in IPC and CPC
  • G08C 19/24 using time shift of pulses IPC+CPC Available in IPC and CPC
  • G08C 19/26 by varying pulse repetition frequency IPC+CPC Available in IPC and CPC
  • G08C 19/28 using pulse code IPC+CPC Available in IPC and CPC