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PCE
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IPC Subgroup
H03D 7/12

by means of semiconductor devices having more than two electrodes

Introduced: September 1968

Last revised: January 2006

Full Title

Transference of modulation from one carrier to another, e.g. frequency-changing > by means of semiconductor devices having more than two electrodes

Classification Context

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

Scope Notes

Limiting references: Balanced arrangements Multiple-frequency-changing Modifications of frequency-changers for eliminating image frequencies By means of transit-time tubes By deflecting an electron beam in a discharge tube