DE3381548D1 - Geraet zur geheimuebertragung. - Google Patents

Geraet zur geheimuebertragung.

Info

Publication number
DE3381548D1
DE3381548D1 DE8383109034T DE3381548T DE3381548D1 DE 3381548 D1 DE3381548 D1 DE 3381548D1 DE 8383109034 T DE8383109034 T DE 8383109034T DE 3381548 T DE3381548 T DE 3381548T DE 3381548 D1 DE3381548 D1 DE 3381548D1
Authority
DE
Germany
Prior art keywords
secret transmission
secret
transmission
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 - Fee Related
Application number
DE8383109034T
Other languages
English (en)
Inventor
Satoshi Nishimura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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
Priority claimed from JP16476382A external-priority patent/JPS5952941A/ja
Priority claimed from JP8950083A external-priority patent/JPS59215147A/ja
Priority claimed from JP11132583A external-priority patent/JPS603241A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE3381548D1 publication Critical patent/DE3381548D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
DE8383109034T 1982-09-20 1983-09-13 Geraet zur geheimuebertragung. Expired - Fee Related DE3381548D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP16476382A JPS5952941A (ja) 1982-09-20 1982-09-20 秘話通信方法及びその装置
JP8950083A JPS59215147A (ja) 1983-05-20 1983-05-20 秘話通信装置
JP11132583A JPS603241A (ja) 1983-06-20 1983-06-20 秘話通信装置

Publications (1)

Publication Number Publication Date
DE3381548D1 true DE3381548D1 (de) 1990-06-13

Family

ID=27306130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383109034T Expired - Fee Related DE3381548D1 (de) 1982-09-20 1983-09-13 Geraet zur geheimuebertragung.

Country Status (4)

Country Link
US (1) US4742546A (de)
EP (1) EP0117276B1 (de)
CA (1) CA1219914A (de)
DE (1) DE3381548D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0216595A3 (de) * 1985-09-17 1988-10-26 Gec Avionics Limited Datenverschlüsselung
US4893339A (en) * 1986-09-03 1990-01-09 Motorola, Inc. Secure communication system
US4809274A (en) * 1986-09-19 1989-02-28 M/A-Com Government Systems, Inc. Digital audio companding and error conditioning
JPH01245470A (ja) * 1988-03-28 1989-09-29 Toshiba Corp 回転ヘッド型磁気記録再生装置
GB8816636D0 (en) * 1988-07-13 1988-11-16 Marconi Electronic Devices Encryption apparatus
US5253296A (en) * 1991-11-26 1993-10-12 Communication Electronics System for resisting interception of information
US5434919A (en) 1994-01-11 1995-07-18 Chaum; David Compact endorsement signature systems
US5606612A (en) * 1994-07-25 1997-02-25 General Instrument Corporation, Jerrold Communications Division Method and apparatus for television signal scrambling using a line expansion technique
US5617475A (en) * 1994-11-18 1997-04-01 General Instrument Corporation, G.I. Communications Division Scrambling and descrambling of video signals using horizontal line combinations
EP1150445A3 (de) * 2000-04-24 2008-06-04 Sony Corporation Verfahren und Vorrichtung für die Übertragung von Mediendaten, die Zeitstempeln enthalten, Verfahren und Endgerät für den Empfang dieser Daten, Verfahren und Vorrichtung für den Empfang von digitalen Rundfunksendungen und Verfahren und Vorrichtung für die Berechnung der Sendezeiten der Mediendaten, auf der Grundlage der Zeitstempeldaten
JP4683442B2 (ja) * 2000-07-13 2011-05-18 富士通フロンテック株式会社 処理装置および集積回路
DE10303917B3 (de) * 2003-01-31 2004-10-07 Infineon Technologies Ag Anordnung und Verfahren zum Synchronisieren einer Signalverarbeitungsvorrichtung mit einem Empfangssignal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3202764A (en) * 1953-09-22 1965-08-24 Itt Transmission systems
GB1237440A (en) * 1967-06-30 1971-06-30 Matsushita Electric Ind Co Ltd Signal time base conversion systems
US4217469A (en) * 1977-03-15 1980-08-12 Emilio Martelli Coding and decoding apparatus for the protection of communication secrecy
DE2834281A1 (de) * 1978-08-04 1980-02-21 Siemens Ag Anordnung zur durchfuehrung einer verschleierten uebertragung von informationen
FR2454664A1 (fr) * 1979-04-20 1980-11-14 Telediffusion Fse Systeme de cryptage et de decryptage d'un signal analogique par compressions et expansions temporelles
JPS5650398A (en) * 1979-10-01 1981-05-07 Hitachi Ltd Sound synthesizer
JPS5665309A (en) * 1979-10-26 1981-06-03 Sony Corp Time-axis converter
US4392021A (en) * 1980-07-28 1983-07-05 Technical Communications Corporation Secure facsimile transmission system using time-delay modulation
JPS57152786A (en) * 1981-03-17 1982-09-21 Pioneer Electronic Corp Video format signal recording and reproducing system

Also Published As

Publication number Publication date
CA1219914A (en) 1987-03-31
EP0117276B1 (de) 1990-05-09
EP0117276A2 (de) 1984-09-05
US4742546A (en) 1988-05-03
EP0117276A3 (en) 1986-05-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee