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SIGSALY

SIGSALY (also known as the X System, Project X, Ciphony I, and the Green Hornet) was a secure speech system used in World War II for the highest-level Allied communications. It pioneered a number of digital communications concepts, including the first transmission of speech using pulse-code modulation.

Operation, Usage & Development

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Overview

Development

Operation

Usage

Significance

Advanced semantic analysis

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Map overview Semantic statistics

SIGSALY

Nodes58
Edges57
Triples74
Avg. degree1.97
Density0.034483
Components1

How this topic connects Entity context

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SIGSALY

Top relations

related to Usage · 27
SIGSALY → British Prime Minister Winston, Cabinet War Rooms, Churchill, Churchill's, Downing Street, Eisenhower, Embassy, General Douglas MacArthur, General Dwight, Grosvenor Square, In, It, July, London, One, Oxford Street, Pentagon, Selfridges, SHAEF, South Pacific
related to External links · 20
SIGSALY → Bell System, Ciphers, Codebreaking, Engineering, Greg Goebel's Codes, History, Images, January, KO-6, Ralph Miller, Sample, Science, Secret, The, The Secret History, The SIGSALY, US, Vocoder This, Volume II, Wayback Machine
related to Further reading · 18
SIGSALY → Army Signal Corps, Army Signal Corps Association, Bell System, Bell Telephone Laboratories, Book, Donald Mehl, Engineering, Fagen, History, National Service, Peace, Science, SIGTOT, The, Top Secret Communications, Volume II, War, WWII
related to Significance · 8
SIGSALY → Bennett, Frequency Shift Keying-Frequency Division, FSK, FSK-FDM, Multiplex, PCM, PCMThe, The
related to Operation · 1
SIGSALY → The

Important terminology Word statistics

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Important terminology

voice used system signal telephone first army speech communications amplitude one known also random key us six values value war

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
SIGSALYrelated to External linksThe SIGSALY0.60section
SIGSALYrelated to External linksThe0.60section
SIGSALYrelated to External linksSecret0.60section
SIGSALYrelated to External linksUS0.60section
SIGSALYrelated to External linksImages0.60section
SIGSALYrelated to External linksWayback Machine0.60section
SIGSALYrelated to External linksJanuary0.60section
SIGSALYrelated to External linksRalph Miller0.60section
SIGSALYrelated to External linksVolume II0.60section
SIGSALYrelated to External linksHistory0.60section
SIGSALYrelated to External linksEngineering0.60section
SIGSALYrelated to External linksScience0.60section

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    Min side: 3
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