Accession Number : ADD007356

Title :   Automatic Difar Cardioid Former.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Pryor,Cabell N , Jr

Report Date : 27 May 1980

Pagination or Media Count : 16

Abstract : Disclosed is an automatic method for forming a generalized cardioid pattern from the three hydrophone signals of the DIFAR system to remove bearing bias and produce a minimum noise signal channel to substitute for the omnidirectional signal as a reference. (Author)

Descriptors :   *Patents, *Beam forming, Sonar arrays, Hydrophones, Nulls(Amplitude)

Subject Categories : Acoustic Detection and Detectors
      Acoustics

Distribution Statement : APPROVED FOR PUBLIC RELEASE