Dopplerized echo repeater

Details Dopplerized echo repeater Dopplerized echo repeater

1963-03-29

1991-02-05

Tarcza, Thomas H.

Communications, electrical: acoustic wave systems and devices

Sonar counter-measures

H04K 300

Patent

active

049911449

ABSTRACT:
The present invention relates generally to submarine simulating decoy and particular is a sonar system for receiving the acoustical search pulse from an enemy or other vehicle and converting it into a dopplerized sonar signal which is then broadcast back to the enemy vessel for deception and tactical combat purposes.

REFERENCES:
patent: 2228815 (1941-01-01), Deerhake
patent: 2882394 (1959-04-01), Mortley
patent: 2935701 (1960-05-01), Robinson et al.
patent: 2975396 (1961-03-01), Mueller
patent: 2977568 (1961-03-01), Rashon, Jr.
patent: 3164659 (1965-01-01), Abrams
Albers, Underwater Acoustics Handbook, 1960, pp. 221-223.

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