US PATENT SUBCLASS 455 / 191.3
.~.~.~.~ With switching between stages

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
150.1  DF  .~ Signal selection based on frequency (e.g., tuning) {13}
188.1  DF  .~.~ Band selection {4}
191.1  DF  .~.~.~ With plurality of tuned circuits {2}
191.3.~.~.~.~ With switching between stages

DEFINITION

Classification: 455/191.3

With switching between stages:

(under subclass 191.1) Subject matter wherein the plurality of tuned circuits includes a mechanical or electrical device that completes or breaks a signal path or sends the signal over a different path.