Accession Number : ADD000729

Title :   Underwater Communications System.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Geil,Fred G

Report Date : 18 Feb 1975

Pagination or Media Count : 9

Abstract : The patent describes communication method and system for use in reverberant environments. It includes a transmission of the real time communication message followed by a transmission of the same message recorded and processed to occupy a longer period of time and to have an inverted time sequence order.

Descriptors :   *Underwater communications, *Patents, Voice communications, Transmitting, Recording systems, Signal processing, Dual mode

Subject Categories : Voice Communications

Distribution Statement : APPROVED FOR PUBLIC RELEASE