DE2156635C1 - Elektrische Schaltung - Google Patents

Elektrische Schaltung

Info

Publication number
DE2156635C1
DE2156635C1 DE2156635A DE2156635A DE2156635C1 DE 2156635 C1 DE2156635 C1 DE 2156635C1 DE 2156635 A DE2156635 A DE 2156635A DE 2156635 A DE2156635 A DE 2156635A DE 2156635 C1 DE2156635 C1 DE 2156635C1
Authority
DE
Germany
Prior art keywords
memory
parallel
generators
circuit according
information
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE2156635A
Other languages
German (de)
English (en)
Inventor
Reinhard 8021 Neuried Hergert
Siegmund 8031 Stockdorf Kreil
Achim 8190 Weidach Zech
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
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
Priority to DE2156635A priority Critical patent/DE2156635C1/de
Priority to BE118724A priority patent/BE784915A/xx
Priority to GB31124/72A priority patent/GB1500900A/en
Priority to DK378572A priority patent/DK378572A/da
Priority to NO2975/72A priority patent/NO139987C/no
Priority to LU65978A priority patent/LU65978A1/de
Priority to US05/293,664 priority patent/US4163870A/en
Priority to IT30701/72A priority patent/IT1019536B/it
Priority to NL7214398.A priority patent/NL155697B/xx
Priority to CA72156243A priority patent/CA1049149A/en
Priority to FR7240315A priority patent/FR2368840A1/fr
Application granted granted Critical
Publication of DE2156635C1 publication Critical patent/DE2156635C1/de
Expired legal-status Critical Current

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
    • H04L9/06—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
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Analogue/Digital Conversion (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Manipulation Of Pulses (AREA)
  • Burglar Alarm Systems (AREA)
DE2156635A 1971-11-15 1971-11-15 Elektrische Schaltung Expired DE2156635C1 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE2156635A DE2156635C1 (de) 1971-11-15 1971-11-15 Elektrische Schaltung
BE118724A BE784915A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-11-15 1972-06-15
GB31124/72A GB1500900A (en) 1971-11-15 1972-07-03 Pulse code generators
DK378572A DK378572A (da) 1971-11-15 1972-08-01 Kobling til frembringelse af en impulsfoelge
NO2975/72A NO139987C (no) 1971-11-15 1972-08-18 Kobling til aa frembringe et pulstog
LU65978A LU65978A1 (de) 1971-11-15 1972-08-30 Schaltung zur erzeugung einer impulsfolge
US05/293,664 US4163870A (en) 1971-11-15 1972-09-22 Circuit for producing a pulse succession
IT30701/72A IT1019536B (it) 1971-11-15 1972-10-19 Disposizione circuitale per la generazione di una successione di impulsi
NL7214398.A NL155697B (nl) 1971-11-15 1972-10-25 Schakeling voor het opwekken van een pulsreeks met grote periodeduur.
CA72156243A CA1049149A (en) 1971-11-15 1972-11-14 Circuit for producing a pulse train
FR7240315A FR2368840A1 (fr) 1971-11-15 1972-11-14 Montage pour la production d'une sequence d'impulsions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2156635A DE2156635C1 (de) 1971-11-15 1971-11-15 Elektrische Schaltung

Publications (1)

Publication Number Publication Date
DE2156635C1 true DE2156635C1 (de) 1978-04-27

Family

ID=5825158

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2156635A Expired DE2156635C1 (de) 1971-11-15 1971-11-15 Elektrische Schaltung

Country Status (11)

Country Link
US (1) US4163870A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE784915A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1049149A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2156635C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK378572A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2368840A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1500900A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1019536B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU65978A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL155697B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO139987C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386234A (en) * 1977-12-05 1983-05-31 International Business Machines Corp. Cryptographic communication and file security using terminals

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1047837B (de) * 1955-01-26 1958-12-31 Hell Rudolf Dr Ing Fa Verfahren zur Herstellung von verlaengerten Schluesselstreifen sehr grosser Periode
NL110769C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1955-01-26
US3162725A (en) * 1962-01-23 1964-12-22 William M Oleson Character generator
US3307174A (en) * 1963-01-21 1967-02-28 Burroughs Corp Pulse generating circuits
NL129405C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1963-03-26
US3361875A (en) * 1964-07-10 1968-01-02 Computing Devices Canada Apparatus for generating a telegraph signal
DE1549067A1 (de) * 1967-12-18 1971-01-28 Siemens Ag Verfahren zum Erzeugen von binaeren Zahlenreihen

Also Published As

Publication number Publication date
US4163870A (en) 1979-08-07
NO297572L (no) 1977-10-19
NL155697B (nl) 1978-01-16
DK378572A (da) 1982-05-17
IT1019536B (it) 1977-11-30
GB1500900A (en) 1978-02-15
NO139987B (no) 1979-03-05
CA1049149A (en) 1979-02-20
FR2368840B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-10-12
BE784915A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-02-24
FR2368840A1 (fr) 1978-05-19
NO139987C (no) 1979-06-13
LU65978A1 (de) 1984-03-01

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee