IPC Subgroup
H03D 7/18 Modifications of frequency-changers for eliminating image frequencies
Introduced: September 1968
Last revised: January 2006
Full Title
Transference of modulation from one carrier to another, e.g. frequency-changing > Modifications of frequency-changers for eliminating image frequencies
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
Related Keywords
reducing unwanted IMAGE(S) frequencies in demodulators