Method and means for increasing echo-ranging-search rate

Details Method and means for increasing echo-ranging-search rate Method and means for increasing echo-ranging-search rate

1966-08-16

1990-08-14

Tarcza, Thomas H.

Communications, electrical: acoustic wave systems and devices

Echo systems

Side scanning or contour mapping sonar systems

367106, G01S 1500

Patent

active

049493140

ABSTRACT:
A sonar system having a transmitting transducer adapted for being moved ag a predetermined path, a transmitter for energizing said transmitting transducer, an omni-directional receiving transducer spatially disposed behind said transmitting transducer, a sidewardly and downwardly looking receiving transducer contiguously disposed with said omni-directional receiving transducer, a receiver connected to the output of said sidewardly and downwardly looking transducer, a series connected detector, differentiator, delay, and time base generator coupled to the output of said omni-directional transducer, and a readout connected to the outputs of the aforesaid receiver and time base generator.

REFERENCES:
patent: 2480561 (1949-08-01), Ewing et al.
patent: 3297980 (1967-01-01), Haslett

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