NL128352C - - Google Patents

Info

Publication number
NL128352C
NL128352C NL261288A NL261288A NL128352C NL 128352 C NL128352 C NL 128352C NL 261288 A NL261288 A NL 261288A NL 261288 A NL261288 A NL 261288A NL 128352 C NL128352 C NL 128352C
Authority
NL
Netherlands
Prior art keywords
group
signals
detector
unit
transmitter
Prior art date
Application number
NL261288A
Other languages
English (en)
Other versions
NL261288A (xx
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 filed Critical
Publication of NL261288A publication Critical patent/NL261288A/xx
Application granted granted Critical
Publication of NL128352C publication Critical patent/NL128352C/xx

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • G09C1/06—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
    • G09C1/14—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member involving removable or interchangeable coding numbers, e.g. master tapes, punched cards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Selective Calling Equipment (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
NL261288A 1960-02-18 1961-02-15 NL128352C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR818946A FR1258261A (fr) 1960-02-18 1960-02-18 Système de transmission télégraphique avec chiffrement en ligne

Publications (2)

Publication Number Publication Date
NL261288A NL261288A (xx) 1964-05-11
NL128352C true NL128352C (xx) 1970-03-16

Family

ID=8725462

Family Applications (1)

Application Number Title Priority Date Filing Date
NL261288A NL128352C (xx) 1960-02-18 1961-02-15

Country Status (5)

Country Link
US (1) US3185765A (xx)
DE (1) DE1205581B (xx)
FR (1) FR1258261A (xx)
GB (1) GB926227A (xx)
NL (1) NL128352C (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168395A (en) * 1961-05-19 1979-09-18 American Standard Inc. Start/stop teleprinter scrambler
GB1008831A (xx) * 1963-01-22
DE1537401C1 (de) * 1967-10-05 1978-04-27 Siemens Ag Verfahren und Einrichtung zum verschluesselten UEbertragen von Geheimtext betreffenden codierten Informationen ueber mindestens eine Vermittlungsstelle

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073229B (de) * 1960-01-14 Siemens & Halske Aktiengesellschaft, Berlin und München Einrichtung zum wahl weisen Auswerten von in Aufzeichnungs tragern enthaltenen Nadmchtenteilen
DE511818C (de) * 1928-03-24 1930-11-05 Siemens & Halske Akt Ges Mit Stromimpulskombination arbeitendes Fernmeldegeraet, insbesondere Blattdruck-Telegraph
US2456733A (en) * 1946-05-27 1948-12-21 Teletype Corp Cipher checking system
US2695879A (en) * 1953-01-16 1954-11-30 Socony Vacuum Oil Co Inc Antifoamant composition
US2690475A (en) * 1953-04-17 1954-09-28 Ii Edward R Gaul Synchronous teletypewriter mixer
US2897268A (en) * 1954-05-05 1959-07-28 Bell Telephone Labor Inc Cipher telegraph system
DE1013314B (de) * 1956-05-05 1957-08-08 Lorenz C Ag Eine Schaltungsanordnung fuer Fernschreibentschluesselungsgeraete mit Gleichlaufzusatz, die verhindert, dass bei zeitweise unterbrochenem UEbertragungsweg der Text des Schluesselstreifens niedergeschrieben wird
DE1080593B (de) * 1957-08-24 1960-04-28 Standard Elektrik Lorenz Ag Verfahren zum selbsttaetigen Umschalten von Klarbetrieb auf Geheimbetrieb bei mit einem Synchronzusatz ausgeruesteten Mischgeraeten
DE1083307B (de) * 1958-01-23 1960-06-15 Int Standard Electric Corp Verfahren zur selbsttaetigen Pruefung und Wiederherstellung des Gleichlaufs der Schluesselstreifen in Sender und Empfaenger einer Fernschreibanlage zur UEbertragung verschluesselter Nachrichten
DE1076732B (de) * 1958-04-24 1960-03-03 Telefunken Gmbh Anordnung fuer Fernschreibmaschinen mit wahlweise einschaltbarem Verschluesselungszusatz

Also Published As

Publication number Publication date
GB926227A (en) 1963-05-15
US3185765A (en) 1965-05-25
DE1205581B (de) 1965-11-25
FR1258261A (fr) 1961-04-14
NL261288A (xx) 1964-05-11

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