AT355635B - Einrichtung zum synchronisieren von sende- und empfangsseitigen schluesseleinrichtungen fuer datenuebertragungsanlagen - Google Patents

Einrichtung zum synchronisieren von sende- und empfangsseitigen schluesseleinrichtungen fuer datenuebertragungsanlagen

Info

Publication number
AT355635B
AT355635B AT500277A AT500277A AT355635B AT 355635 B AT355635 B AT 355635B AT 500277 A AT500277 A AT 500277A AT 500277 A AT500277 A AT 500277A AT 355635 B AT355635 B AT 355635B
Authority
AT
Austria
Prior art keywords
data transmission
transmission systems
key devices
receiving key
synchronizing transmitter
Prior art date
Application number
AT500277A
Other languages
English (en)
Other versions
ATA500277A (de
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of ATA500277A publication Critical patent/ATA500277A/de
Application granted granted Critical
Publication of AT355635B publication Critical patent/AT355635B/de

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)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Lock And Its Accessories (AREA)
AT500277A 1976-07-15 1977-07-12 Einrichtung zum synchronisieren von sende- und empfangsseitigen schluesseleinrichtungen fuer datenuebertragungsanlagen AT355635B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2631823A DE2631823C3 (de) 1976-07-15 1976-07-15 Verfahren zum Synchronisieren von Schlüsseleinrichtungen für Datenübertragungsanlagen

Publications (2)

Publication Number Publication Date
ATA500277A ATA500277A (de) 1979-08-15
AT355635B true AT355635B (de) 1980-03-10

Family

ID=5983088

Family Applications (1)

Application Number Title Priority Date Filing Date
AT500277A AT355635B (de) 1976-07-15 1977-07-12 Einrichtung zum synchronisieren von sende- und empfangsseitigen schluesseleinrichtungen fuer datenuebertragungsanlagen

Country Status (7)

Country Link
AT (1) AT355635B (de)
CH (1) CH617553A5 (de)
DE (1) DE2631823C3 (de)
FR (1) FR2358789A1 (de)
GB (1) GB1532363A (de)
NL (1) NL7707323A (de)
NO (1) NO148133C (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2920589C2 (de) * 1979-05-21 1981-06-11 Siemens AG, 1000 Berlin und 8000 München Verfahren und Schaltungsanordnung zur Überprüfung des Synchronlaufs zweier Schlüsselgeräte
DE2939159C3 (de) * 1979-09-27 1982-03-25 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Synchronisierung von Schlüsselgeräten, die im Rahmen eines Paketnetzes betrieben werden
JPH0620228B2 (ja) * 1984-03-13 1994-03-16 キヤノン株式会社 フアクシミリ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL272974A (de) * 1960-12-29
DE1216921C2 (de) * 1963-12-24 1976-05-13 Gretag Ag Verfahren zur Synchronisierung der Ver- und Entschluesselung von impulsfoermigen, binaer codierten Nachrichten, bei welchem sendeseitig die Nachrichtenklarimpulse mit Schluessel-impulsen gemischt werden
FR1582790A (de) * 1968-01-16 1969-10-10
DE2017282C3 (de) * 1970-04-10 1974-05-02 Siemens Ag Nachrichtenübertragungssystem mit Gegenverkehr und Pulsbetrieb
US3798605A (en) * 1971-06-30 1974-03-19 Ibm Centralized verification system
US3764742A (en) * 1971-12-23 1973-10-09 Ibm Cryptographic identification system

Also Published As

Publication number Publication date
CH617553A5 (en) 1980-05-30
FR2358789A1 (fr) 1978-02-10
DE2631823B2 (de) 1978-05-03
NO148133C (no) 1983-08-17
NL7707323A (nl) 1978-01-17
NO148133B (no) 1983-05-02
ATA500277A (de) 1979-08-15
NO772469L (no) 1978-01-17
GB1532363A (en) 1978-11-15
FR2358789B1 (de) 1985-04-05
DE2631823A1 (de) 1978-01-19
DE2631823C3 (de) 1984-03-01

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee