DK137000C - Fremgangsmaade til tilsloeret overfoering af talesignaler og kobling til udfoerelse af fremgangsmaaden - Google Patents
Fremgangsmaade til tilsloeret overfoering af talesignaler og kobling til udfoerelse af fremgangsmaadenInfo
- Publication number
- DK137000C DK137000C DK182074A DK182074A DK137000C DK 137000 C DK137000 C DK 137000C DK 182074 A DK182074 A DK 182074A DK 182074 A DK182074 A DK 182074A DK 137000 C DK137000 C DK 137000C
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- coupling
- performance
- voice signals
- covered transmission
- Prior art date
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)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732316647 DE2316647C3 (de) | 1973-04-03 | Verfahren zur verschleierten Übertragung von Sprachsignalen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK137000B DK137000B (da) | 1977-12-27 |
| DK137000C true DK137000C (da) | 1978-05-29 |
Family
ID=5876880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK182074A DK137000C (da) | 1973-04-03 | 1974-04-02 | Fremgangsmaade til tilsloeret overfoering af talesignaler og kobling til udfoerelse af fremgangsmaaden |
Country Status (14)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH596716A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-07-19 | 1978-03-15 | Siemens Ag | |
| DE3735781A1 (de) * | 1987-10-22 | 1989-05-03 | Grundig Emv | Verfahren zur sprachverschluesselung mit gleichzeitiger datenuebertragung in schmalbandigen uebertragungssystemen |
| ATE527768T1 (de) * | 2008-10-17 | 2011-10-15 | Signalgenerix Ltd | Verschlüsselung von informationssignalen |
| RU2602598C1 (ru) * | 2015-09-14 | 2016-11-20 | Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "ВОЕННАЯ АКАДЕМИЯ СВЯЗИ имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации | Способ формирования и обработки сигнала, встроенного в маскирующую помеху |
-
1974
- 1974-03-18 GB GB1188174A patent/GB1465923A/en not_active Expired
- 1974-03-22 IE IE628/74A patent/IE39093B1/xx unknown
- 1974-03-26 IL IL44495A patent/IL44495A/xx unknown
- 1974-03-28 FR FR7410820A patent/FR2224946B1/fr not_active Expired
- 1974-03-28 CH CH437374A patent/CH576215A5/xx not_active IP Right Cessation
- 1974-03-29 IT IT49876/74A patent/IT1011198B/it active
- 1974-04-01 AU AU67383/74A patent/AU484739B2/en not_active Expired
- 1974-04-01 AT AT270674A patent/AT333851B/de not_active IP Right Cessation
- 1974-04-02 SE SE7404424A patent/SE397035B/xx unknown
- 1974-04-02 LU LU69773A patent/LU69773A1/xx unknown
- 1974-04-02 ZA ZA00742085A patent/ZA742085B/xx unknown
- 1974-04-02 DK DK182074A patent/DK137000C/da active
- 1974-04-03 BE BE142803A patent/BE813245A/xx unknown
- 1974-04-03 NL NL7404542.A patent/NL167069C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| AU6738374A (en) | 1975-10-02 |
| GB1465923A (en) | 1977-03-02 |
| IE39093B1 (en) | 1978-08-02 |
| IE39093L (en) | 1974-10-03 |
| ZA742085B (en) | 1975-03-26 |
| DK137000B (da) | 1977-12-27 |
| IL44495A (en) | 1977-01-31 |
| IL44495A0 (en) | 1974-06-30 |
| ATA270674A (de) | 1976-04-15 |
| NL7404542A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-07 |
| DE2316647A1 (de) | 1974-10-17 |
| SE397035B (sv) | 1977-10-10 |
| BE813245A (fr) | 1974-10-03 |
| NL167069C (nl) | 1981-10-15 |
| IT1011198B (it) | 1977-01-20 |
| AT333851B (de) | 1976-12-10 |
| AU484739B2 (en) | 1975-10-02 |
| CH576215A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-05-31 |
| LU69773A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-07-18 |
| FR2224946B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-05-25 |
| FR2224946A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-31 |
| DE2316647B2 (de) | 1975-10-30 |
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