Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G01R 29/027

Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Arrangements for measuring or indicating electric quantities not covered by groups > Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration > Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values

CPC:

Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00 > Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration > Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

IPC defines codes here since 1980.

Child Classifications

Navigate with arrow keys, Enter to open

  • G01R 29/0273 CPC only CPC only
  • G01R 29/0276 CPC only CPC only
  • G01R 29/033 giving an indication of the number of times this occurs since 1980 IPC+CPC Available in IPC and CPC