Dual mode sonar system

Details Dual mode sonar system Dual mode sonar system

1980-10-14

1982-05-04

Farley, Richard A.

Communications, electrical: acoustic wave systems and devices

Echo systems

Distance or direction finding

367 95, 367 97, G01S 1502

Patent

active

043285686

ABSTRACT:
A digital sonar system including a redundant receiver channel is arranged to operate substantially simultaneously in both F.M. and C.W. modes. Upon failure of one receiver channel the system reverts to a single mode or alternate modes on alternate cycles.

REFERENCES:
patent: 3943482 (1976-03-01), Murphree et al.
patent: 4259734 (1981-03-01), Harmel

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