US PATENT SUBCLASS 342 / 76
.~.~.~ With ground tracking

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

73  DF  RETURN SIGNAL CONTROLS RADAR SYSTEM {3}
74  DF  .~ Antenna control {2}
75  DF  .~.~ Physical orientation {5}
76.~.~.~ With ground tracking

DEFINITION

Classification: 342/76

With ground tracking:

(under subclass 75) Subject matter wherein the returned signal is used to align the antenna in an aircraft with the actual path of the aircraft along the ground.