CH581930A5 - - Google Patents

Info

Publication number
CH581930A5
CH581930A5 CH136675A CH136675A CH581930A5 CH 581930 A5 CH581930 A5 CH 581930A5 CH 136675 A CH136675 A CH 136675A CH 136675 A CH136675 A CH 136675A CH 581930 A5 CH581930 A5 CH 581930A5
Authority
CH
Switzerland
Application number
CH136675A
Original Assignee
Europ Handelsges Anst
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Europ Handelsges Anst filed Critical Europ Handelsges Anst
Priority to CH136675A priority Critical patent/CH581930A5/xx
Priority to FI753737A priority patent/FI753737A/fi
Priority to US05/652,758 priority patent/US4079195A/en
Priority to AT71876A priority patent/AT346395B/de
Priority to CA244,737A priority patent/CA1054066A/fr
Priority to DK42876*#A priority patent/DK42876A/da
Priority to FR7602767*[A priority patent/FR2300472A1/fr
Priority to NO760340*[A priority patent/NO760340L/no
Priority to NL7601009A priority patent/NL7601009A/xx
Priority to BE163994A priority patent/BE838158A/fr
Priority to JP51009411A priority patent/JPS51103715A/ja
Priority to AR262109A priority patent/AR229335A1/es
Priority to GB3954/76A priority patent/GB1512925A/en
Priority to SE7601091A priority patent/SE7601091L/xx
Priority to IT19817/76A priority patent/IT1055059B/it
Priority to DE2603843A priority patent/DE2603843C2/de
Publication of CH581930A5 publication Critical patent/CH581930A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
  • Radio Relay Systems (AREA)
CH136675A 1975-02-05 1975-02-05 CH581930A5 (fr)

Priority Applications (16)

Application Number Priority Date Filing Date Title
CH136675A CH581930A5 (fr) 1975-02-05 1975-02-05
FI753737A FI753737A (fr) 1975-02-05 1975-12-31
US05/652,758 US4079195A (en) 1975-02-05 1976-01-27 Method and apparatus for the synchronization of a deciphering device functioning as a receiver with an enciphering device functioning as transmitter
AT71876A AT346395B (de) 1975-02-05 1976-02-02 Einrichtung fuer ein system zur verschluesselten uebertragung von informationen
CA244,737A CA1054066A (fr) 1975-02-05 1976-02-02 Methode et appareil de synchronisation d'un recepteur-decodeur et d'un emetteur-codeur
DK42876*#A DK42876A (da) 1975-02-05 1976-02-02 Fremgangsmade til synkronisering af et som modtager indrettet afkodningsapparat med et som sender indrettet kodeapparat, samt apparat til udovelse af fremgangsmaden
FR7602767*[A FR2300472A1 (fr) 1975-02-05 1976-02-02 Procede et dispositif de syn
NO760340*[A NO760340L (fr) 1975-02-05 1976-02-02
NL7601009A NL7601009A (nl) 1975-02-05 1976-02-02 Werkwijze en inrichting voor het synchroniseren van een als ontvanger werkend decoderingsapparaat met een als zender werkend coderingsapparaat.
BE163994A BE838158A (fr) 1975-02-05 1976-02-02 Procede et dispositif de synchronisation d'un appareil dechifreur fonctionnant en recepteur avec un appareil chiffreur emetteur
JP51009411A JPS51103715A (fr) 1975-02-05 1976-02-02
AR262109A AR229335A1 (es) 1975-02-05 1976-02-02 Dispositivo para transmitir senales de sincronismo dentro de un tren de pulsos de informacion y para separarlos en el lado receptor
GB3954/76A GB1512925A (en) 1975-02-05 1976-02-02 Method and apparatus for use in the synchronization of a deciphering device functioning as receiver with an enciphering device functioning as transmitter
SE7601091A SE7601091L (sv) 1975-02-05 1976-02-02 Forfarande och anordning for synkronisering av en som mottagare arbetande dekrypteringsanordning med en som sendare arbetande krypteringsanordning
IT19817/76A IT1055059B (it) 1975-02-05 1976-02-02 Procedimento e dispositivo per la sincronizzazione di un apparecchio di decifrazione funzionante come ricevitore con un apparecchio di cifratura funzionante come trasmettitore
DE2603843A DE2603843C2 (de) 1975-02-05 1976-02-02 Verfahren und Einrichtung zum Synchronisieren eines als Empfänger arbeitenden Entschlüsselungsgerätes mit einem als Sender arbeitenden Verschlüsselungsgerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH136675A CH581930A5 (fr) 1975-02-05 1975-02-05

Publications (1)

Publication Number Publication Date
CH581930A5 true CH581930A5 (fr) 1976-11-15

Family

ID=4208738

Family Applications (1)

Application Number Title Priority Date Filing Date
CH136675A CH581930A5 (fr) 1975-02-05 1975-02-05

Country Status (16)

Country Link
US (1) US4079195A (fr)
JP (1) JPS51103715A (fr)
AR (1) AR229335A1 (fr)
AT (1) AT346395B (fr)
BE (1) BE838158A (fr)
CA (1) CA1054066A (fr)
CH (1) CH581930A5 (fr)
DE (1) DE2603843C2 (fr)
DK (1) DK42876A (fr)
FI (1) FI753737A (fr)
FR (1) FR2300472A1 (fr)
GB (1) GB1512925A (fr)
IT (1) IT1055059B (fr)
NL (1) NL7601009A (fr)
NO (1) NO760340L (fr)
SE (1) SE7601091L (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808753A1 (de) * 1977-03-16 1978-09-28 Europ Handelsges Anst Einrichtung zum sendeseitigen verschluesseln und zum empfangsseitigen entschluesseln von information
DE3207040A1 (de) * 1982-02-26 1983-09-08 Siemens AG, 1000 Berlin und 8000 München Vefahren und anordnung zum uebertragen von zeichen
DE3832946A1 (de) * 1988-09-28 1990-04-05 Siemens Ag Verfahren zur verschluesselung digitaler zeitmultiplexsignale

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54129901A (en) * 1978-03-31 1979-10-08 Toshiba Corp Secret communication system
JPS5746553A (en) 1980-09-05 1982-03-17 Hitachi Ltd Code synchronizing device
CH656760A5 (de) * 1981-11-11 1986-07-15 Landis & Gyr Ag Verfahren und anordnung zur sicherstellung der start-synchronisation eines aus bit-impulsfolgen bestehenden telegramms innerhalb eines empfaengers.
US4661980A (en) * 1982-06-25 1987-04-28 The United States Of America As Represented By The Secretary Of The Navy Intercept resistant data transmission system
DE3518462A1 (de) * 1985-05-23 1986-11-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart System zur verschluesselten nachrichtenuebertragung
US5237593A (en) * 1989-05-04 1993-08-17 Stc, Plc Sequence synchronisation
US6590981B2 (en) * 2000-02-22 2003-07-08 Zyfer, Inc. System and method for secure cryptographic communications

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1076733B (de) * 1958-05-29 1960-03-03 Telefunken Gmbh Anordnung zur Sicherstellung des Synchronlaufs der Schluessel-zeichengeneratoren aufder Sende- und Empfangsseite bei der Geheimuebertragung von kodierten Nachrichtensignalen
FR1582790A (fr) * 1968-01-16 1969-10-10
US3639838A (en) * 1968-01-30 1972-02-01 Hughes Aircraft Co Synchronized variable delay time division communication system
US3597539A (en) * 1968-12-04 1971-08-03 Itt Frame synchronization system
CH539989A (de) * 1971-04-19 1973-07-31 Gretag Ag Verfahren und Vorrichtung zur chiffrierten Nachrichtenübermittlung
NL7110022A (fr) * 1971-07-21 1973-01-23
US3740478A (en) * 1971-10-19 1973-06-19 Philips Corp Pseudo-random multiplex synchronizer
NL7317591A (nl) * 1973-12-21 1975-06-24 Nederlanden Staat Stelsel voor het overdragen van een bitreeks.
US3936601A (en) * 1974-05-28 1976-02-03 Burroughs Corporation Method and apparatus for altering the synchronous compare character in a digital data communication system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808753A1 (de) * 1977-03-16 1978-09-28 Europ Handelsges Anst Einrichtung zum sendeseitigen verschluesseln und zum empfangsseitigen entschluesseln von information
DE3207040A1 (de) * 1982-02-26 1983-09-08 Siemens AG, 1000 Berlin und 8000 München Vefahren und anordnung zum uebertragen von zeichen
DE3832946A1 (de) * 1988-09-28 1990-04-05 Siemens Ag Verfahren zur verschluesselung digitaler zeitmultiplexsignale

Also Published As

Publication number Publication date
FI753737A (fr) 1976-08-06
ATA71876A (de) 1978-03-15
AR229335A1 (es) 1983-07-29
FR2300472B1 (fr) 1981-12-31
DE2603843C2 (de) 1985-06-20
DK42876A (da) 1976-08-06
US4079195A (en) 1978-03-14
BE838158A (fr) 1976-05-28
AT346395B (de) 1978-11-10
DE2603843A1 (de) 1976-08-19
GB1512925A (en) 1978-06-01
FR2300472A1 (fr) 1976-09-03
JPS51103715A (fr) 1976-09-13
CA1054066A (fr) 1979-05-08
NO760340L (fr) 1976-08-06
NL7601009A (nl) 1976-08-09
SE7601091L (sv) 1976-08-06
IT1055059B (it) 1981-12-21

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Legal Events

Date Code Title Description
PL Patent ceased