Accession Number : ADD003180

Title :   Sonar System.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Warner,Henry L ; Haney,Ted I

Report Date : 23 Dec 1975

Pagination or Media Count : 11

Abstract : The patent relates to an echo ranging system which has a broad investigative beam pattern comprised of a plurality of adjacent narrow investigative beam patterns, each differing in frequency from the adjoining pattern. Said investigative beam pattern is formed by a plurality of individual, shaded, electro-acoustic transducers. Each of said transducers being electrically connected to separate individual electronic means. Plural circuit means drive groups comprised of nonadjacent ones of said transducers and connected electronic means at separate frequencies. A plurality of receiving channels are connected to each of said individual electronic means.

Descriptors :   *Sonar, *Patents, Echo ranging, Wide angles, Buried objects, Acoustic lenses, Multiple beams(Radiation), Display systems, Electroluminescence

Subject Categories : Acoustic Detection and Detectors

Distribution Statement : APPROVED FOR PUBLIC RELEASE