Patent classifications
H
ELECTRICITY
Load children
H03
ELECTRONIC CIRCUITRY
Load children
H03J
TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
Load children
7/00
Automatic frequency control; Automatic scanning over a band of frequencies
Load children Filter patents View analytics View as hierarchy Open in page
H03J7/04
where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
Load children Filter patents View analytics View as hierarchy Open in page
H03J7/08
using varactors, i.e. voltage variable reactive diodes
Load children Filter patents View analytics View as hierarchy Open in page
H03J7/10
Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
Filter patents View analytics View as hierarchy Open in page

H03J7/10

System and method for a tunable capacitance circuit
09876480 · 2018-01-23 · ·

A tunable capacitance circuit comprises a plurality of varactor transistors which are coupled in series. An antenna tuner comprises such a tunable capacitance circuit.

System and method for a tunable capacitance circuit
09876480 · 2018-01-23 · ·

A tunable capacitance circuit comprises a plurality of varactor transistors which are coupled in series. An antenna tuner comprises such a tunable capacitance circuit.