IPC Subgroup
H03C 3/22 the element being a semiconductor diode, e.g. varicap diode
Introduced: September 1968
Last revised: January 2006
Full Title
Angle modulation > by means of variable impedance > by means of a variable reactive element > the element being a semiconductor diode, e.g. varicap diode
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- MODULATION