Device for the acoustic submarine teletyping

Details Device for the acoustic submarine teletyping Device for the acoustic submarine teletyping

1971-09-03

1976-05-18

Farley, Richard A.

Communications: electrical

Selective

Intelligence comparison for controlling

325 28, H04B 1100

Patent

active

039582159

ABSTRACT:
This invention involves the acoustical transmission of messages from an individual operating under water to persons operating on the surface. A wrist-mounted, keyboard-actuated, acoustical signal generator is provided, having means to generate and amplify a coded electrical signal. This coded signal drives a transducer which transmits the message as an acoustical signal.

REFERENCES:
patent: 3336571 (1967-08-01), Johnson et al.
patent: 3427554 (1969-02-01), Lagoe et al.
patent: 3469231 (1969-09-01), Geiling et al.
"Diver Telemetry System", Sperry Engn. Rev., Vol. 19, No. 3, 1966, pp. 25-30.

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