US PATENT SUBCLASS 455 / 79
.~.~ Automatic (e.g., voice operated)

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

73  DF  TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) {9}
78  DF  .~ With transmitter-receiver switching or interaction prevention {2}
79.~.~ Automatic (e.g., voice operated) {2}
80  DF  .~.~.~> With distributed parameter coupling {1}
82  DF  .~.~.~> Common antenna

DEFINITION

Classification: 455/79

Automatic (e.g., voice-operated):

(under subclass 78) Subject matter wherein the switching device is other than manually operated.

(1) Note. Such means includes voice operated switching.

SEE OR SEARCH THIS CLASS, SUBCLASS:

116, for transmitters automatically actuated in response to voice, etc.