IPC Subgroup
H03B 19/14 by means of a semiconductor device
Introduced: September 1968
Last revised: January 2006
Full Title
Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source > by means of discharge device or semiconductor device with more than two electrodes > by means of a semiconductor device
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS