Multiple sonar masking and jamming countermeasure system

Details Multiple sonar masking and jamming countermeasure system Multiple sonar masking and jamming countermeasure system

1961-04-27

1980-07-22

Farley, Richard A.

Communications, electrical: acoustic wave systems and devices

Sonar counter-measures

367 2, 367137, H04K 300

Patent

active

042143136

ABSTRACT:
1. A masking-jamming sonar countermeasure system comprising in combination, receiver, a transmitter, a sequence timer connected between said receiver and said transmitter for regulating the operative time intervals thereof, and means coupled to the input of said transmitter for driving same with predetermined sonar signals and psuedo noise signals alternately applied thereto on a time-shared basis.

REFERENCES:
patent: 2548905 (1951-04-01), Odenweller et al.
patent: 2623605 (1952-12-01), Edelman et al.
patent: 2887671 (1959-05-01), Frankel et al.
patent: 2960664 (1960-11-01), Brodwin
patent: 2975396 (1961-03-01), Mueller
patent: 2981927 (1961-04-01), McKenney

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