NO144591C - Koblingsanordning til styring av semidupleks-anlegg til overfoering av data. - Google Patents

Koblingsanordning til styring av semidupleks-anlegg til overfoering av data.

Info

Publication number
NO144591C
NO144591C NO760567A NO760567A NO144591C NO 144591 C NO144591 C NO 144591C NO 760567 A NO760567 A NO 760567A NO 760567 A NO760567 A NO 760567A NO 144591 C NO144591 C NO 144591C
Authority
NO
Norway
Prior art keywords
semiduplex
connector
transfer
systems
data
Prior art date
Application number
NO760567A
Other languages
English (en)
Other versions
NO760567L (no
NO144591B (no
Inventor
Joerg Westermayer
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO760567L publication Critical patent/NO760567L/no
Publication of NO144591B publication Critical patent/NO144591B/no
Publication of NO144591C publication Critical patent/NO144591C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Communication Control (AREA)
  • Selective Calling Equipment (AREA)
  • Storage Device Security (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
NO760567A 1975-02-24 1976-02-20 Koblingsanordning til styring av semidupleks-anlegg til overfoering av data. NO144591C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2507804A DE2507804C1 (de) 1975-02-24 1975-02-24 Schaltungsanordnung zur Steuerung von Halbduplex-Datenuebertragungsanlagen

Publications (3)

Publication Number Publication Date
NO760567L NO760567L (no) 1979-07-16
NO144591B NO144591B (no) 1981-06-15
NO144591C true NO144591C (no) 1981-09-23

Family

ID=5939620

Family Applications (1)

Application Number Title Priority Date Filing Date
NO760567A NO144591C (no) 1975-02-24 1976-02-20 Koblingsanordning til styring av semidupleks-anlegg til overfoering av data.

Country Status (7)

Country Link
US (1) US4329545A (no)
DE (1) DE2507804C1 (no)
FR (1) FR2435174A1 (no)
GB (1) GB1581130A (no)
IT (1) IT1055336B (no)
NL (1) NL7601368A (no)
NO (1) NO144591C (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3207040A1 (de) * 1982-02-26 1983-09-08 Siemens AG, 1000 Berlin und 8000 München Vefahren und anordnung zum uebertragen von zeichen
US4520232A (en) * 1982-04-30 1985-05-28 Wilson William J Polygraphic encryption-decryption system
DK159508C (da) * 1982-05-11 1991-03-25 Tandem Computers Inc Scrambler-koder med pseudotilfaeldigsekvens-generator
US4811394A (en) * 1982-07-28 1989-03-07 Communications Satellite Corporation Variable starting state scrambling circuit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406829A (en) * 1942-06-27 1946-09-03 Western Union Telegraph Co Telegraph system
US2897268A (en) * 1954-05-05 1959-07-28 Bell Telephone Labor Inc Cipher telegraph system
US2874215A (en) * 1955-03-23 1959-02-17 Teletype Corp Two-tape cipher system
US2898402A (en) * 1957-12-06 1959-08-04 William E Cory Monitor for a teletypewriter
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
CH429253A (de) * 1964-01-21 1967-01-31 Europ Handelsges Anst Mischgerät zum Verschlüsseln und Entschlüsseln von Informationen
DE1462983B2 (de) * 1966-03-11 1971-02-18 Siemens AG, 1000 Berlin u 8000 München Fernschreibanlage fuer halbduplexbetrieb mit verschluesselten zeichen
US3496291A (en) * 1966-06-17 1970-02-17 Int Standard Electric Corp Enciphering teleprinter text for telex channels
US3627928A (en) * 1969-02-04 1971-12-14 Litton Systems Inc Telegraph privacy system
NO122532B (no) * 1970-01-16 1971-07-12 Standard Tel Kabelfab As
CH506217A (de) * 1970-03-16 1971-04-15 Europ Handelsges Anst Schaltung für Verschlüsselungsgeräte
US3878331A (en) * 1972-10-20 1975-04-15 Barrie O Morgan Digital cryptographic system and method

Also Published As

Publication number Publication date
GB1581130A (en) 1980-12-10
FR2435174A1 (fr) 1980-03-28
US4329545A (en) 1982-05-11
NO760567L (no) 1979-07-16
NO144591B (no) 1981-06-15
DE2507804C1 (de) 1979-11-29
IT1055336B (it) 1981-12-21
NL7601368A (nl) 1979-09-28

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