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公开(公告)号：US3622963A
公开(公告)日：1971-11-23
申请号：US3622963D
申请日：1969-01-29
Applicant: HONEYWELL INC
Inventor： SAGE GEORGE E
CPC classification number: G01S3/8003 , G01S3/808 , G01S3/86 , Y10S367/901
Abstract: Apparatus utilizing polarity coincidence for determining direction of an object from a set of transducers and further utilizing a pair of correlating circuits to distinguish a true signal from multipath signals.
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