DK321779A - Kobling til udfoerelse af en cifreret overfoering af informationer - Google Patents

Kobling til udfoerelse af en cifreret overfoering af informationer

Info

Publication number
DK321779A
DK321779A DK321779A DK321779A DK321779A DK 321779 A DK321779 A DK 321779A DK 321779 A DK321779 A DK 321779A DK 321779 A DK321779 A DK 321779A DK 321779 A DK321779 A DK 321779A
Authority
DK
Denmark
Prior art keywords
link
information
digital transfer
digital
transfer
Prior art date
Application number
DK321779A
Other languages
English (en)
Inventor
J Brusch
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
Publication of DK321779A publication Critical patent/DK321779A/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Electric Clocks (AREA)
DK321779A 1978-08-04 1979-07-30 Kobling til udfoerelse af en cifreret overfoering af informationer DK321779A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782834281 DE2834281A1 (de) 1978-08-04 1978-08-04 Anordnung zur durchfuehrung einer verschleierten uebertragung von informationen

Publications (1)

Publication Number Publication Date
DK321779A true DK321779A (da) 1980-02-05

Family

ID=6046261

Family Applications (1)

Application Number Title Priority Date Filing Date
DK321779A DK321779A (da) 1978-08-04 1979-07-30 Kobling til udfoerelse af en cifreret overfoering af informationer

Country Status (3)

Country Link
EP (1) EP0008086A1 (da)
DE (1) DE2834281A1 (da)
DK (1) DK321779A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3381548D1 (de) * 1982-09-20 1990-06-13 Sanyo Electric Co Geraet zur geheimuebertragung.
GB8816636D0 (en) * 1988-07-13 1988-11-16 Marconi Electronic Devices Encryption apparatus
US6507912B1 (en) * 1999-01-27 2003-01-14 International Business Machines Corporation Protection of biometric data via key-dependent sampling
US7412604B1 (en) 2000-03-28 2008-08-12 International Business Machines Corporation Using biometrics on pervasive devices for mobile identification

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2307441C1 (de) * 1973-02-15 1975-05-07 Licentia Gmbh Verfahren zum Verschleiern von Sprachsignalen
DE2412732A1 (de) * 1974-03-16 1975-09-18 Licentia Gmbh Verfahren zum verschleiern von sprachsignalen

Also Published As

Publication number Publication date
DE2834281A1 (de) 1980-02-21
EP0008086A1 (de) 1980-02-20

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