IPC Subgroup
G01R 19/25 using digital measurement techniques
Introduced: January 1980
Last revised: January 2006
Full Title
Arrangements for measuring currents or voltages or for indicating presence or sign thereof > using digital measurement techniques
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
3 direct subcodes
Child Classifications
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- G01R 19/252 using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
- G01R 19/255 using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
- G01R 19/257 using analogue/digital converters of the type with comparison of different reference values with the value of voltage or current, e.g. using step-by-step method