US PATENT SUBCLASS 455 / 175.1
.~.~.~ With carrier wave preset

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}
170.1  DF  .~.~ With mechanical or electromechanical selection {7}
175.1.~.~.~ With carrier wave preset

DEFINITION

Classification: 455/175.1

With carrier wave preset:

(under subclass 170.1) Subject matter including means for preselecting a desired carrier wave frequency (e.g., by push buttons).

SEE OR SEARCH THIS CLASS, SUBCLASS:

160.1, for receivers with plural signal selection modes wherein at least one such mode may be a preset signal selection mode.

166.1+, for frequency scanning receivers which may comprise means for preselecting a channel to be skipped or a priority channel to be monitored.

186.1+, for channel or station selection receivers with means for programming predetermined channel information into a storage memory.

SEE OR SEARCH CLASS

334, Tuners,

29, for tuners with predetermined center frequency selectors.