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IPC Subgroup
G01R 23/12

by converting frequency into phase shift

Introduced: September 1968

Last revised: January 2006

Full Title

Arrangements for measuring frequencies; Arrangements for analysing frequency spectra > Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage > by converting frequency into phase shift

Classification Context

Section:
PHYSICS
Class:
MEASURING; TESTING
Subclass:
MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES