US PATENT SUBCLASS 342 / 154
.~.~ Combined with beam steering

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

147  DF  DETERMINING DIRECTION {6}
149  DF  .~ Monopulse {5}
154.~.~ Combined with beam steering

DEFINITION

Classification: 342/154

Combined with beam steering:

(under subclass 149) Subject matter including control of which direction the signal is emanating from the antenna by varying the phase or frequency of the signal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81, for beam direction by returned signal phase or frequency control.