SE410259B - Anordning for forvrengd overforing av talsignaler - Google Patents

Anordning for forvrengd overforing av talsignaler

Info

Publication number
SE410259B
SE410259B SE7508246A SE7508246A SE410259B SE 410259 B SE410259 B SE 410259B SE 7508246 A SE7508246 A SE 7508246A SE 7508246 A SE7508246 A SE 7508246A SE 410259 B SE410259 B SE 410259B
Authority
SE
Sweden
Prior art keywords
number signals
distorted transmission
distorted
transmission
signals
Prior art date
Application number
SE7508246A
Other languages
English (en)
Swedish (sv)
Other versions
SE7508246L (sv
Inventor
H Bendel
H Sontheim
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
Priority claimed from DE19742434877 external-priority patent/DE2434877C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE7508246L publication Critical patent/SE7508246L/xx
Publication of SE410259B publication Critical patent/SE410259B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/04—Secret communication by frequency scrambling, i.e. by transposing or inverting parts of the frequency band or by inverting the whole band

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmitters (AREA)
  • Television Systems (AREA)
SE7508246A 1974-07-19 1975-07-18 Anordning for forvrengd overforing av talsignaler SE410259B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742434877 DE2434877C3 (de) 1974-07-19 Einrichtung zur verschleierten übertragung von Sprachsignalen

Publications (2)

Publication Number Publication Date
SE7508246L SE7508246L (sv) 1976-01-20
SE410259B true SE410259B (sv) 1979-10-01

Family

ID=5921046

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7508246A SE410259B (sv) 1974-07-19 1975-07-18 Anordning for forvrengd overforing av talsignaler

Country Status (16)

Country Link
JP (1) JPS5826706B2 (xx)
AT (1) AT341003B (xx)
AU (1) AU501260B2 (xx)
BE (1) BE831528A (xx)
CH (1) CH596716A5 (xx)
DK (1) DK140914C (xx)
FR (1) FR2285029A1 (xx)
GB (1) GB1512696A (xx)
IE (1) IE41265B1 (xx)
IL (1) IL47692A (xx)
IN (1) IN147050B (xx)
IT (1) IT1039917B (xx)
LU (1) LU73007A1 (xx)
NL (1) NL169664C (xx)
SE (1) SE410259B (xx)
ZA (1) ZA754406B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151886A (en) * 1983-12-21 1985-07-24 British Broadcasting Corp Conditional-access broadcast transmission
CA1226914A (en) * 1984-01-26 1987-09-15 The University Of British Columbia Modem for pseudo noise communication on a.c. lines
JP2761281B2 (ja) * 1990-05-17 1998-06-04 富士通株式会社 マルチキャリア通信システムの暗号化通信方式

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1278172A (fr) * 1960-10-28 1961-12-08 Cie Ind Des Telephones Dispositif électronique de codage pour liaisons radioélectriques ou téléphoniques
FR2129013A5 (xx) * 1971-03-11 1972-10-27 Snecma
GB1465923A (en) * 1973-04-03 1977-03-02 Siemens Ag Camouflaged speech signal transmission systems

Also Published As

Publication number Publication date
DE2434877A1 (de) 1976-01-29
IE41265L (en) 1976-01-19
AU501260B2 (en) 1979-06-14
FR2285029A1 (fr) 1976-04-09
DK140914B (da) 1979-12-03
NL169664B (nl) 1982-03-01
IE41265B1 (en) 1979-11-21
DE2434877B2 (de) 1976-05-13
CH596716A5 (xx) 1978-03-15
SE7508246L (sv) 1976-01-20
LU73007A1 (xx) 1976-07-01
FR2285029B1 (xx) 1977-12-16
JPS5134603A (xx) 1976-03-24
GB1512696A (en) 1978-06-01
BE831528A (fr) 1976-01-19
DK328275A (da) 1976-01-20
ATA526575A (de) 1977-05-15
IN147050B (xx) 1979-10-27
DK140914C (da) 1980-05-12
IT1039917B (it) 1979-12-10
AU8290875A (en) 1977-01-13
IL47692A (en) 1977-11-30
NL169664C (nl) 1982-08-02
NL7508643A (nl) 1976-01-21
ZA754406B (en) 1976-06-30
JPS5826706B2 (ja) 1983-06-04
AT341003B (de) 1978-01-10
IL47692A0 (en) 1975-12-31

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