US PATENT SUBCLASS 367 / 103
.~.~ With beam steering, scanning, or focussing

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

87  DF  ECHO SYSTEMS {6}
99  DF  .~ Distance or direction finding {5}
103.~.~ With beam steering, scanning, or focussing {2}
104  DF  .~.~.~> By transducer movement
105  DF  .~.~.~> Transducer switching or gating

DEFINITION

Classification: 367/103

With beam steering, scanning, or focussing:

(under subclass 99) Subject matter in which directional characteristics of a transmitter or receiver are controlled so that the pattern of transmitted or received acoustic wave energy is varied or caused to converge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12, for beam stabilization or compensation.