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IPC Main Group
H03D 9/00

Demodulation or transference of modulation of modulated electromagnetic waves

Introduced: September 1968

Last revised: January 2006

Classification Context

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

Scope Notes

Limiting references: Devices or arrangements for demodulating light transferring the modulation of modulated light or for changing the frequency of light

2 direct subcodes

Child Classifications

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  • H03D 9/06 Transference of modulation using distributed inductance and capacitance