CH559483A5 - - Google Patents

Info

Publication number
CH559483A5
CH559483A5 CH834773A CH834773A CH559483A5 CH 559483 A5 CH559483 A5 CH 559483A5 CH 834773 A CH834773 A CH 834773A CH 834773 A CH834773 A CH 834773A CH 559483 A5 CH559483 A5 CH 559483A5
Authority
CH
Switzerland
Application number
CH834773A
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
Priority to CH834773A priority Critical patent/CH559483A5/xx
Priority to DE2333975A priority patent/DE2333975C2/de
Priority to AR25414974A priority patent/AR205984A1/es
Priority to AT372874A priority patent/AT336689B/de
Priority to NL7406968A priority patent/NL7406968A/xx
Priority to AU69393/74A priority patent/AU487737B2/en
Priority to JP6101174A priority patent/JPS5023707A/ja
Priority to CA201,556A priority patent/CA1028075A/en
Priority to US05/476,469 priority patent/US3978288A/en
Priority to NO742071A priority patent/NO145363C/no
Priority to SE7407538A priority patent/SE400006B/xx
Priority to ZA00743658A priority patent/ZA743658B/xx
Priority to GB2557674A priority patent/GB1479717A/en
Priority to ES427136A priority patent/ES427136A1/es
Priority to FR7420634A priority patent/FR2233768B1/fr
Priority to IT2378474A priority patent/IT1014904B/it
Priority to BE145237A priority patent/BE816115A/xx
Priority to IL4499474A priority patent/IL44994A/xx
Priority to BR482174A priority patent/BR7404821D0/pt
Publication of CH559483A5 publication Critical patent/CH559483A5/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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Facsimile Transmission Control (AREA)
  • Communication Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CH834773A 1973-06-12 1973-06-12 CH559483A5 (ja)

Priority Applications (19)

Application Number Priority Date Filing Date Title
CH834773A CH559483A5 (ja) 1973-06-12 1973-06-12
DE2333975A DE2333975C2 (de) 1973-06-12 1973-07-04 Verfahren und Einrichtung zur geheimen Übertragung von Sprachsignalen
AR25414974A AR205984A1 (es) 1973-06-12 1974-01-01 Disposicion para la transmision secreta de senales vocale
AT372874A AT336689B (de) 1973-06-12 1974-05-06 Ubertragungssystem zur geheimen ubertragung von sprachsignalen
NL7406968A NL7406968A (ja) 1973-06-12 1974-05-24
AU69393/74A AU487737B2 (en) 1973-06-12 1974-05-27 Method and equipment forthe secret transmission of speech signals
JP6101174A JPS5023707A (ja) 1973-06-12 1974-05-31
CA201,556A CA1028075A (en) 1973-06-12 1974-06-04 Method and apparatus for the secret transmission of speech signals
US05/476,469 US3978288A (en) 1973-06-12 1974-06-05 Method and apparatus for the secret transmission of speech signals
NO742071A NO145363C (no) 1973-06-12 1974-06-07 Fremgangsmaate og apparat for hemmelig transmisjon av meldingssignaler.
SE7407538A SE400006B (sv) 1973-06-12 1974-06-07 Sett for kryptooverforing av talsignaltidsintervall
ZA00743658A ZA743658B (en) 1973-06-12 1974-06-10 A method and equipment for the secret transmission of speech
GB2557674A GB1479717A (en) 1973-06-12 1974-06-10 Method and apparatus for the secret transmission of speech signals
ES427136A ES427136A1 (es) 1973-06-12 1974-06-10 Procedimiento y dispositivo para la transmision secreta de senales vocales.
FR7420634A FR2233768B1 (ja) 1973-06-12 1974-06-10
IT2378474A IT1014904B (it) 1973-06-12 1974-06-10 Procedimento ed apparecchiatura per la trasmissione segreta di segnali dati da parole
BE145237A BE816115A (fr) 1973-06-12 1974-06-10 Procede et dispositif pour la transmission secrete de signaux vocaux
IL4499474A IL44994A (en) 1973-06-12 1974-06-10 Method and apparatus for the secret transmission of speech signals
BR482174A BR7404821D0 (pt) 1973-06-12 1974-06-12 Processo e dispositivo para a transmissao nao ostensiva de sinais de voz

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH559483A5 true CH559483A5 (ja) 1975-02-28

Family

ID=4338931

Family Applications (1)

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

Country Status (18)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455477A1 (de) * 1974-11-23 1976-05-26 Tekade Felten & Guilleaume Verfahren zur sprachverschleierung durch zeitliches vertauschen der sprachabschnitte
DE3605350A1 (de) * 1986-02-20 1987-09-03 Licentia Gmbh Verfahren zur tarnung einer durch funk uebertragenen nachricht

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (ja) * 1984-12-12 1988-10-01 Siemens Ag
DE3688530T2 (de) 1985-02-14 1993-09-23 Nec Corp Geraet zur vermeidung des abhoerens eines funksignals, welches zwischen einer festen einrichtung und einer mobilstation uebertragen wird.
DE69532227T2 (de) * 1994-07-15 2004-09-30 Ntt Mobile Communications Network Inc. Signalsendeverfahren und kommunikationssystem
RU2103829C1 (ru) * 1997-04-02 1998-01-27 Государственное унитарное предприятие "Специализированный центр программных систем "Спектр" Способ шифрования информации, представленной двоичным кодом
KR100497130B1 (ko) * 1997-04-02 2005-09-20 오트크리토에 악츠이오네른오에 옵스체스트보 (모스코브스키야 고로즈카야 텔레폰나야 셋) 이진코드정보의암호화방법
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
CA2480509C (en) 2002-03-28 2011-06-07 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
NL63459C (ja) * 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 (ja) * 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 (ja) * 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455477A1 (de) * 1974-11-23 1976-05-26 Tekade Felten & Guilleaume Verfahren zur sprachverschleierung durch zeitliches vertauschen der sprachabschnitte
DE3605350A1 (de) * 1986-02-20 1987-09-03 Licentia Gmbh Verfahren zur tarnung einer durch funk uebertragenen nachricht

Also Published As

Publication number Publication date
ES427136A1 (es) 1976-07-16
ATA372874A (de) 1976-09-15
SE400006B (sv) 1978-03-06
NO145363C (no) 1982-03-03
IL44994A (en) 1978-03-10
AT336689B (de) 1977-05-25
NL7406968A (ja) 1974-12-16
DE2333975C2 (de) 1982-05-27
BE816115A (fr) 1974-09-30
NO742071L (ja) 1975-01-06
FR2233768A1 (ja) 1975-01-10
IT1014904B (it) 1977-04-30
DE2333975A1 (de) 1975-01-09
BR7404821D0 (pt) 1975-01-21
AU6939374A (en) 1975-11-27
SE7407538L (ja) 1974-12-13
GB1479717A (en) 1977-07-13
ZA743658B (en) 1975-06-25
JPS5023707A (ja) 1975-03-14
AR205984A1 (es) 1976-06-23
CA1028075A (en) 1978-03-14
FR2233768B1 (ja) 1978-01-13
NO145363B (no) 1981-11-23
IL44994A0 (en) 1975-07-28
US3978288A (en) 1976-08-31

Similar Documents

Publication Publication Date Title
AU476761B2 (ja)
AU474593B2 (ja)
AU474511B2 (ja)
AU474838B2 (ja)
FR2233768B1 (ja)
AU471343B2 (ja)
AU476696B2 (ja)
AU472848B2 (ja)
AU477823B2 (ja)
AU471461B2 (ja)
AU477824B2 (ja)
AR193950A1 (ja)
AR195311A1 (ja)
AR200256A1 (ja)
AU476873B1 (ja)
CH561877A5 (ja)
AU479405A (ja)
BE812357A (ja)
AU480353A (ja)
AU479562A (ja)
AU479539A (ja)
AU479522A (ja)
AU479521A (ja)
AU479504A (ja)
AU479496A (ja)

Legal Events

Date Code Title Description
PL Patent ceased