SE400006B - Sett for kryptooverforing av talsignaltidsintervall - Google Patents

Sett for kryptooverforing av talsignaltidsintervall

Info

Publication number
SE400006B
SE400006B SE7407538A SE7407538A SE400006B SE 400006 B SE400006 B SE 400006B SE 7407538 A SE7407538 A SE 7407538A SE 7407538 A SE7407538 A SE 7407538A SE 400006 B SE400006 B SE 400006B
Authority
SE
Sweden
Prior art keywords
crypto
kit
transmission
time interval
signal time
Prior art date
Application number
SE7407538A
Other languages
English (en)
Swedish (sv)
Other versions
SE7407538L (ko
Inventor
M Bruckner
G Guanella
C-A Vouga
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of SE7407538L publication Critical patent/SE7407538L/xx
Publication of SE400006B publication Critical patent/SE400006B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/06—Secret communication by transmitting the information or elements thereof at unnatural speeds or in jumbled order or backwards

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Facsimile Transmission Control (AREA)
  • Communication Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SE7407538A 1973-06-12 1974-06-07 Sett for kryptooverforing av talsignaltidsintervall SE400006B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH834773A CH559483A5 (ko) 1973-06-12 1973-06-12

Publications (2)

Publication Number Publication Date
SE7407538L SE7407538L (ko) 1974-12-13
SE400006B true SE400006B (sv) 1978-03-06

Family

ID=4338931

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7407538A SE400006B (sv) 1973-06-12 1974-06-07 Sett for kryptooverforing av talsignaltidsintervall

Country Status (18)

Country Link
US (1) US3978288A (ko)
JP (1) JPS5023707A (ko)
AR (1) AR205984A1 (ko)
AT (1) AT336689B (ko)
BE (1) BE816115A (ko)
BR (1) BR7404821D0 (ko)
CA (1) CA1028075A (ko)
CH (1) CH559483A5 (ko)
DE (1) DE2333975C2 (ko)
ES (1) ES427136A1 (ko)
FR (1) FR2233768B1 (ko)
GB (1) GB1479717A (ko)
IL (1) IL44994A (ko)
IT (1) IT1014904B (ko)
NL (1) NL7406968A (ko)
NO (1) NO145363C (ko)
SE (1) SE400006B (ko)
ZA (1) ZA743658B (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455477C3 (de) * 1974-11-23 1982-08-26 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zur Sprachverschleierung durch zeitliches Vertauschen der Sprachabschnitte
DE2737577C1 (de) * 1977-08-22 1986-01-09 Siemens AG, 1000 Berlin und 8000 München Militaerisches Radar- oder Funk-Nachrichtenuebertragungssystem
DE2737576C1 (de) * 1977-08-22 1986-01-09 Siemens AG, 1000 Berlin und 8000 München Militaerisches Radar- oder Funk-Nachrichtenuebertragungssystem
NO802740L (no) * 1979-10-18 1981-04-21 Crypto Ag Fremgangsmaate og anordning til kodet overfoering av informasjon
JPS58198934A (ja) * 1982-05-17 1983-11-19 Sony Corp 秘話装置
US4642688A (en) * 1983-06-24 1987-02-10 Scientific Atlanta, Inc. Method and apparatus for creating encrypted and decrypted television signals
IN163475B (ko) * 1984-12-12 1988-10-01 Siemens Ag
DE3650533T2 (de) 1985-02-14 1996-10-31 Nippon Electric Co Funkübertragungssystem mit Einrichtung zur Verhinderung des Abhörens eines zwischen einer Feststation und einer mobilen Station übertragenen Funkübertragungssignals
DE3605350C2 (de) * 1986-02-20 1996-02-08 Daimler Benz Aerospace Ag Verfahren zur Tarnung einer durch Funk übertragenen Nachricht
DE69532227T2 (de) * 1994-07-15 2004-09-30 Ntt Mobile Communications Network Inc. Signalsendeverfahren und kommunikationssystem
KR100497130B1 (ko) * 1997-04-02 2005-09-20 오트크리토에 악츠이오네른오에 옵스체스트보 (모스코브스키야 고로즈카야 텔레폰나야 셋) 이진코드정보의암호화방법
RU2103829C1 (ru) * 1997-04-02 1998-01-27 Государственное унитарное предприятие "Специализированный центр программных систем "Спектр" Способ шифрования информации, представленной двоичным кодом
US6408019B1 (en) 1997-12-29 2002-06-18 Georgia Tech Research Corporation System and method for communication using noise
KR100841411B1 (ko) * 2000-03-14 2008-06-25 소니 가부시끼 가이샤 전송장치, 수신장치, 전송방법, 수신방법과 기록매체
DE10138650A1 (de) * 2001-08-07 2003-02-27 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Verschlüsseln eines diskreten Signals sowie Verfahren und Vorrichtung zur Entschlüsselung
AU2003222132A1 (en) 2002-03-28 2003-10-13 Martin Dunsmuir Closed-loop command and response system for automatic communications between interacting computer systems over an audio communications channel
US8239197B2 (en) 2002-03-28 2012-08-07 Intellisist, Inc. Efficient conversion of voice messages into text
US7143028B2 (en) * 2002-07-24 2006-11-28 Applied Minds, Inc. Method and system for masking speech
US7930331B2 (en) * 2005-09-26 2011-04-19 Temarylogic Llc Encipherment of digital sequences by reversible transposition methods
US20050065778A1 (en) * 2003-09-24 2005-03-24 Mastrianni Steven J. Secure speech
FR3076414B1 (fr) * 2017-12-28 2020-11-06 Thales Sa Systeme de communications de donnees comportant un canal principal haut debit et un canal de secours bas debit a haute fiabilite

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2107756A (en) * 1937-05-15 1938-02-08 Bell Telephone Labor Inc Privacy system
US2405599A (en) * 1941-09-24 1946-08-13 Bell Telephone Labor Inc Privacy system
BE455172A (ko) * 1943-04-05
US2932693A (en) * 1956-01-18 1960-04-12 Salvox Corp Secret communication system
CH361597A (de) * 1958-08-23 1962-04-30 Patelhold Patentverwertung Verfahren zur Verschleierung von Nachrichtensignalen
NL244086A (ko) * 1958-12-10
DE1190995B (de) * 1960-12-12 1965-04-15 Ing Leopold Etzler Verfahren und Einrichtung zur Geheimhaltung elektrisch uebermittelter Signale
US3499992A (en) * 1962-04-05 1970-03-10 Us Army Hidden channel communications system
BE646982A (ko) * 1963-04-23
FR95619E (fr) * 1966-05-05 1971-03-26 It Telecommunicazioni Siemens Systeme de transmission de signaux téléphoniques a allocation de temps.
CH461585A (de) * 1966-08-24 1968-08-31 Ciba Geigy Verfahren und Einrichtung zur Nachrichtenübermittlung
GB1189861A (en) * 1966-09-15 1970-04-29 Horace Graham Bent Security Communications Systems
CH518658A (de) * 1970-07-07 1972-01-31 Patelhold Patentverwaltungs Un Verfahren zur verschlüsselten Nachrichtenübermittlung durch zeitliche Vertauschung von Informationselementen

Also Published As

Publication number Publication date
CA1028075A (en) 1978-03-14
JPS5023707A (ko) 1975-03-14
IL44994A (en) 1978-03-10
NO145363C (no) 1982-03-03
IL44994A0 (en) 1975-07-28
US3978288A (en) 1976-08-31
DE2333975C2 (de) 1982-05-27
CH559483A5 (ko) 1975-02-28
AR205984A1 (es) 1976-06-23
NO145363B (no) 1981-11-23
AT336689B (de) 1977-05-25
ZA743658B (en) 1975-06-25
NO742071L (ko) 1975-01-06
GB1479717A (en) 1977-07-13
IT1014904B (it) 1977-04-30
ES427136A1 (es) 1976-07-16
FR2233768A1 (ko) 1975-01-10
BE816115A (fr) 1974-09-30
AU6939374A (en) 1975-11-27
DE2333975A1 (de) 1975-01-09
NL7406968A (ko) 1974-12-16
FR2233768B1 (ko) 1978-01-13
BR7404821D0 (pt) 1975-01-21
SE7407538L (ko) 1974-12-13
ATA372874A (de) 1976-09-15

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