US PATENT SUBCLASS 455 / 86
.~.~ Transmitter oscillator used as local oscillator

Current as of: June, 1999
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73  DF  TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) {9}
84  DF  .~ With a common signal processing stage {2}
86.~.~ Transmitter oscillator used as local oscillator {1}
87  DF  .~.~.~> Tunable or variable

DEFINITION

Classification: 455/86

Transmitter oscillator used as local oscillator:

(under subclass 84) Subject matter wherein the active element circuitry which produces the carrier during transmission also produces the oscillatory signal with which the received signal is heterodyned.