• Technology trends
  • Patent search
  • Sign In
  • Sign Up
Patent classifications
H
ELECTRICITY
Load children
H03
ELECTRONIC CIRCUITRY
Load children
H03F
AMPLIFIERS
Load children
3/00
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
Load children Filter patents View analytics View as hierarchy
H03F3/45
Differential amplifiers
Load children Filter patents View analytics View as hierarchy
H03F3/45071
with semiconductor devices only
Load children Filter patents View analytics View as hierarchy
H03F3/45076
characterised by the way of implementation of the active amplifying circuit in the differential amplifier
Load children Filter patents View analytics View as hierarchy
H03F3/45179
using MOSFET transistors as the active amplifying circuit
Load children Filter patents View analytics View as hierarchy
H03F3/4521
Complementary long tailed pairs having parallel inputs and being supplied in parallel
Load children Filter patents View analytics View as hierarchy