US PATENT SUBCLASS 367 / 907
COORDINATE DETERMINATION

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

907COORDINATE DETERMINATION

DEFINITION

Classification: 367/907

COORDINATE DETERMINATION:

Acoustic wave echo systems or distance or direction finding systems in which the receiving system produces at least a pair of numbers which define the location of the source (e.g., numbers representing ordinate and abscissa or range and bearing).