IPC Subgroup
H03D 7/02 by means of diodes
Introduced: September 1968
Last revised: January 2006
Full Title
Transference of modulation from one carrier to another, e.g. frequency-changing > by means of diodes
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
1 direct subcode
Child Classifications
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- H03D 7/04 having negative resistance characteristic, e.g. tunnel diode