US PATENT SUBCLASS 367 / 61
.~.~.~.~ Beam steering

Current as of: June, 1999
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367 /   HD   COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES

14  DF  SEISMIC PROSPECTING {4}
37  DF  .~ Land-reflection type {6}
38  DF  .~.~ Signal analysis and/or correction {15}
59  DF  .~.~.~ Compositing system {4}
61.~.~.~.~ Beam steering

DEFINITION

Classification: 367/61

Beam steering:

(under subclass 59) Subject matter wherein information or intelligence from a certain direction is emphasized in the composite signal by delaying the signals from certain receivers.