IPC Subgroup
H03L 7/02 using a frequency discriminator comprising a passive frequency-determining element
Introduced: January 1980
Last revised: January 2006
Full Title
Automatic control of frequency or phase; Synchronisation > using a frequency discriminator comprising a passive frequency-determining element
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
1 direct subcode
Child Classifications
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- H03L 7/04 wherein the frequency-determining element comprises distributed inductance and capacitance