US PATENT SUBCLASS 342 / 159
CLUTTER ELIMINATION

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

159CLUTTER ELIMINATION {1}
160  DF  .~> MTI (Moving target indicator) {4}

DEFINITION

Classification: 342/159

CLUTTER ELIMINATION:

(under the class definition) Subject matter wherein unwanted echoes are cancelled from the returned radar signal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

40, for elimination of unwanted transponder replies in air traffic control systems.