CH603014A5 - - Google Patents

Info

Publication number
CH603014A5
CH603014A5 CH136575A CH136575A CH603014A5 CH 603014 A5 CH603014 A5 CH 603014A5 CH 136575 A CH136575 A CH 136575A CH 136575 A CH136575 A CH 136575A CH 603014 A5 CH603014 A5 CH 603014A5
Authority
CH
Switzerland
Application number
CH136575A
Inventor
Peter Dr Frutiger
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 CH136575A priority Critical patent/CH603014A5/xx
Priority to FI753736A priority patent/FI753736A/fi
Priority to US05/652,757 priority patent/US4071693A/en
Priority to AR262108A priority patent/AR219054A1/es
Priority to FR7602766*[A priority patent/FR2300473A1/fr
Priority to CA244,738A priority patent/CA1054067A/en
Priority to JP51009410A priority patent/JPS51103707A/ja
Priority to SE7601090A priority patent/SE416605B/xx
Priority to DK42976*#A priority patent/DK42976A/da
Priority to GB3955/76A priority patent/GB1512926A/en
Priority to DE2603844A priority patent/DE2603844C2/de
Priority to NO760339*[A priority patent/NO760339L/no
Priority to IT19816/76A priority patent/IT1055058B/it
Priority to NL7601008A priority patent/NL7601008A/xx
Priority to AT71976A priority patent/AT346396B/de
Priority to BE163993A priority patent/BE838157A/xx
Publication of CH603014A5 publication Critical patent/CH603014A5/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
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
CH136575A 1975-02-05 1975-02-05 CH603014A5 (ja)

Priority Applications (16)

Application Number Priority Date Filing Date Title
CH136575A CH603014A5 (ja) 1975-02-05 1975-02-05
FI753736A FI753736A (ja) 1975-02-05 1975-12-31
US05/652,757 US4071693A (en) 1975-02-05 1976-01-27 Method and apparatus for synchronizing a receiver end-key generator with a transmitter end-key generator
AR262108A AR219054A1 (es) 1975-02-05 1976-02-02 Dispositivo para la transmision en clave de informaciones
FR7602766*[A FR2300473A1 (fr) 1975-02-05 1976-02-02 Procede
CA244,738A CA1054067A (en) 1975-02-05 1976-02-02 Method and apparatus for synchronizing a receiver end-key generator with a transmitter end-key generator
JP51009410A JPS51103707A (ja) 1975-02-05 1976-02-02
SE7601090A SE416605B (sv) 1975-02-05 1976-02-02 Forfarande for krypterad overforing av information jemte anordning for utforande av forfarandet
DK42976*#A DK42976A (da) 1975-02-05 1976-02-02 Fremgangsmade til synkronisering af en kodegenerator for en modtager med en kodegenerator for en sender, samt apparatur til udovelse af fremgangsmaden
GB3955/76A GB1512926A (en) 1975-02-05 1976-02-02 Method and apparatus for synchronizing a receiver-end cipher key generator with a transmitter-end cipher key generator
DE2603844A DE2603844C2 (de) 1975-02-05 1976-02-02 Verfahren und Vorrichtung zum Synchronisieren eines empfangsseitigen Schlüsselgenerators mit einem sendeseitigen Schlüsselgenerator
NO760339*[A NO760339L (ja) 1975-02-05 1976-02-02
IT19816/76A IT1055058B (it) 1975-02-05 1976-02-02 Procedimento e dispostivo per la sincronizzazione di un generatore di cifratura del lato di ricezione con un generatore di cifratura del lato trasmissione
NL7601008A NL7601008A (nl) 1975-02-05 1976-02-02 Werkwijze en inrichting voor het synchroniseren van een ontvangstzijdige sleutelgenerator met een zendzijdige sleutelgenerator.
AT71976A AT346396B (de) 1975-02-05 1976-02-02 Einrichtung fuer ein system zur verschluesselten uebertragung von informationen
BE163993A BE838157A (fr) 1975-02-05 1976-02-02 Procede et dispositif de synchronisation d'un generateur de cle recepteur et d'un generateur de cle emetteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH136575A CH603014A5 (ja) 1975-02-05 1975-02-05

Publications (1)

Publication Number Publication Date
CH603014A5 true CH603014A5 (ja) 1978-08-15

Family

ID=4208716

Family Applications (1)

Application Number Title Priority Date Filing Date
CH136575A CH603014A5 (ja) 1975-02-05 1975-02-05

Country Status (16)

Country Link
US (1) US4071693A (ja)
JP (1) JPS51103707A (ja)
AR (1) AR219054A1 (ja)
AT (1) AT346396B (ja)
BE (1) BE838157A (ja)
CA (1) CA1054067A (ja)
CH (1) CH603014A5 (ja)
DE (1) DE2603844C2 (ja)
DK (1) DK42976A (ja)
FI (1) FI753736A (ja)
FR (1) FR2300473A1 (ja)
GB (1) GB1512926A (ja)
IT (1) IT1055058B (ja)
NL (1) NL7601008A (ja)
NO (1) NO760339L (ja)
SE (1) SE416605B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5805704A (en) * 1995-12-15 1998-09-08 United Microelectronics Corp. Method and apparatus for protecting broadcast software against unauthorized reception on a software broadcasting system
US20020159598A1 (en) * 1997-10-31 2002-10-31 Keygen Corporation System and method of dynamic key generation for digital communications
US6282181B1 (en) * 1998-04-24 2001-08-28 Ericsson Inc Pseudorandom number sequence generation in radiocommunication systems
US6697490B1 (en) 1999-10-19 2004-02-24 Lucent Technologies Inc. Automatic resynchronization of crypto-sync information
EP1143656B1 (en) * 2000-04-06 2004-11-03 Matsushita Electric Industrial Co., Ltd. Copyright protection system, encryption device, decryption device, and recording medium
US8527755B2 (en) * 2004-03-04 2013-09-03 Sony Corporation Methods and systems for effecting transmitter and receiver synchronization between a transmitter and a receiver of a transmitter/receiver network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB849423A (en) * 1958-05-21 1960-09-28 Standard Telephones Cables Ltd Improvements in or relating to synchronising arrangements for ciphered start-stop telegraph apparatus
US3800086A (en) * 1964-09-30 1974-03-26 Us Navy Automatic sync detector
FR1500846A (fr) * 1966-06-03 1967-11-10 Csf Liaison alternat à chiffrement synchrone
FR1582790A (ja) * 1968-01-16 1969-10-10
US3562710A (en) * 1968-04-24 1971-02-09 Ball Brothers Res Corp Bit error detector for digital communication system
CH506217A (de) * 1970-03-16 1971-04-15 Europ Handelsges Anst Schaltung für Verschlüsselungsgeräte
US3808367A (en) * 1971-10-25 1974-04-30 Martin Marietta Corp Method and circuit for timing signal derivation from received data
US3920894A (en) * 1974-03-11 1975-11-18 Bell Telephone Labor Inc Pseudo-random parallel word generator

Also Published As

Publication number Publication date
NL7601008A (nl) 1976-08-09
AT346396B (de) 1978-11-10
FR2300473B1 (ja) 1981-12-31
SE7601090L (sv) 1976-08-06
DK42976A (da) 1976-08-06
DE2603844C2 (de) 1984-10-11
BE838157A (fr) 1976-05-28
GB1512926A (en) 1978-06-01
AR219054A1 (es) 1980-07-31
FR2300473A1 (fr) 1976-09-03
DE2603844A1 (de) 1976-08-19
NO760339L (ja) 1976-08-06
IT1055058B (it) 1981-12-21
JPS51103707A (ja) 1976-09-13
FI753736A (ja) 1976-08-06
SE416605B (sv) 1981-01-19
CA1054067A (en) 1979-05-08
ATA71976A (de) 1978-03-15
US4071693A (en) 1978-01-31

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Legal Events

Date Code Title Description
PL Patent ceased