Wide beam acoustic projector with sharp cutoff and low side lobe

Details Wide beam acoustic projector with sharp cutoff and low side lobe Wide beam acoustic projector with sharp cutoff and low side lobe

1993-06-30

1996-08-13

Lobo, Ian J.

Communications, electrical: acoustic wave systems and devices

Echo systems

Side scanning or contour mapping sonar systems

367103, G01S 1500

Patent

active

055463568

ABSTRACT:
A pulsed-transmission, single frequency echo-ranging sonar system has a w-beam acoustic projector with sharp cutoff of energy radiated in directions other than the desired field of view and a nearly constant amount of acoustic energy throughout the desired vertical field.

REFERENCES:
patent: 3760345 (1973-09-01), Hughes
patent: 4458342 (1984-07-01), Tournois
patent: 5043951 (1991-08-01), Gilmour et al.
patent: 5303208 (1994-04-01), Dorr

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