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IPC Subgroup
H03D 3/24

Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits

Introduced: September 1968

Last revised: January 2006

Full Title

Demodulation of angle-modulated oscillations > by detecting phase difference between two signals obtained from input signal > Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER