Wide angle acoustic camera

Details Wide angle acoustic camera Wide angle acoustic camera

1980-06-06

1981-11-10

Farley, Richard A.

Communications, electrical: acoustic wave systems and devices

Acoustic image conversion

With memory means

367 88, 367150, G01S 1589

Patent

active

043002153

ABSTRACT:
A conical acoustic lens in conjunction with a ring of transducer elements located on a circle disposed above the lens is utilized to form a plurality of radial beams for imaging a target area beneath the apparatus. The transducers may occupy the fully 360.degree. of the circle or a sector less than 360.degree. in which the case the apparatus may be rotated to give full 360.degree. coverage.

REFERENCES:
patent: 3742436 (1973-06-01), Jones
patent: 3818425 (1974-06-01), Peynaud et al.
patent: 3898608 (1975-08-01), Jones et al.
patent: 4025805 (1977-05-01), Coltman et al.
patent: 4060791 (1977-11-01), Jones et al.

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