US PATENT SUBCLASS 455 / 193.2
.~.~.~ With plural resonant circuits

Current as of: June, 1999
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130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
150.1  DF  .~ Signal selection based on frequency (e.g., tuning) {13}
193.1  DF  .~.~ With antenna circuit tuning {2}
193.2.~.~.~ With plural resonant circuits

DEFINITION

Classification: 455/193.2

With plural resonant circuits:

(under subclass 193.1) Subject matter wherein the tunable antenna circuit includes a plurality circuits which contain both inductance and capacitance and are therefore tuned to a resonance at a certain frequency.