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NO812082L - Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten - Google Patents

Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten

Info

Publication number
NO812082L
NO812082L NO812082A NO812082A NO812082L NO 812082 L NO812082 L NO 812082L NO 812082 A NO812082 A NO 812082A NO 812082 A NO812082 A NO 812082A NO 812082 L NO812082 L NO 812082L
Authority
NO
Norway
Prior art keywords
signal
sections
digital
storage units
analog
Prior art date
Application number
NO812082A
Other languages
English (en)
Norwegian (no)
Inventor
Mengia Caflisch
Richard Weber
Original Assignee
Crypto 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 Crypto Ag filed Critical Crypto Ag
Publication of NO812082L publication Critical patent/NO812082L/no

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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Communication Control (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
NO812082A 1980-06-20 1981-06-18 Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten NO812082L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH476380 1980-06-20

Publications (1)

Publication Number Publication Date
NO812082L true NO812082L (no) 1981-12-21

Family

ID=4282095

Family Applications (1)

Application Number Title Priority Date Filing Date
NO812082A NO812082L (no) 1980-06-20 1981-06-18 Fremgangsmaate for omforming av for den siffrerte overfoering i signalavsnitt oppdelte talesignaler, samt anordning for utfoerelse av fremgangsmaaten

Country Status (10)

Country Link
EP (1) EP0042587B1 (pt)
JP (1) JPS5729100A (pt)
AR (1) AR228273A1 (pt)
AT (1) ATE7993T1 (pt)
BR (1) BR8103891A (pt)
DE (1) DE3164136D1 (pt)
DK (1) DK271481A (pt)
ES (1) ES503158A0 (pt)
FI (1) FI811862L (pt)
NO (1) NO812082L (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59111441A (ja) * 1982-12-17 1984-06-27 Sony Corp 音声信号の秘話方式
JPS59127442A (ja) * 1983-01-11 1984-07-23 Sony Corp 音声信号の秘話方式
FR2541060B1 (fr) * 1983-02-16 1989-02-03 Electroniques Et Const Procede de brouillage d'informations a transmettre d'un poste emetteur a un poste recepteur
EP0219559B1 (de) * 1985-10-17 1990-09-05 ANT Nachrichtentechnik GmbH Mobilfunksystem für die Übertragung sowohl digitaler als auch analoger Signale
FR2625391A1 (fr) * 1987-12-23 1989-06-30 Radiotechnique Ind & Comm Procede et systeme de brouillage/desembrouillage du son
JPH0314853U (pt) * 1989-06-28 1991-02-14

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1407196A (en) * 1971-11-16 1975-09-24 British Broadcasting Corp Apparatus for changing signal pitch
US3819852A (en) * 1972-08-29 1974-06-25 P Wolf Method of reducing the interference signals during the transmission of af signals in time-compressed form
DE2834280A1 (de) * 1978-08-04 1980-02-21 Siemens Ag Anordnung zur durchfuehrung einer verschleierten uebertragung von informationen

Also Published As

Publication number Publication date
DE3164136D1 (en) 1984-07-19
JPS5729100A (en) 1982-02-16
FI811862A7 (fi) 1981-12-21
EP0042587A1 (de) 1981-12-30
DK271481A (da) 1981-12-21
AR228273A1 (es) 1983-02-15
BR8103891A (pt) 1982-03-09
ES8303853A1 (es) 1983-02-01
EP0042587B1 (de) 1984-06-13
ATE7993T1 (de) 1984-06-15
FI811862L (fi) 1981-12-21
ES503158A0 (es) 1983-02-01

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