Accession Number : ADD017773

Title :   Authentication System.

Descriptive Note : Patent, Filed 28 Sep 62, patented 5 Sep 95,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Parker, Carlyle V

Report Date : 05 Sep 1995

Pagination or Media Count : 9

Abstract : A system for secure communications between first and second locations where the first location measures the location of the second location. The first location then codes that measured location along with a random reply channel code for communications from the second location to the first location.The first location then trans codes the two signals. The second location then measures it's own location and compares it with the received location. The newly measured location is coded and transmitted to the first station on the randomly selected reply channel.

Descriptors :   *VERIFICATION, *SECURE COMMUNICATIONS, *IFF SYSTEMS, *PATENTS, STATIONS, POSITION(LOCATION), CODING, SIGNALS, CHANNELS

Subject Categories : Active & Passive Radar Detection & Equipment

Distribution Statement : APPROVED FOR PUBLIC RELEASE