DK132049C - RADIOTELEFONIANLEG - Google Patents
RADIOTELEFONIANLEGInfo
- Publication number
- DK132049C DK132049C DK550570A DK550570A DK132049C DK 132049 C DK132049 C DK 132049C DK 550570 A DK550570 A DK 550570A DK 550570 A DK550570 A DK 550570A DK 132049 C DK132049 C DK 132049C
- Authority
- DK
- Denmark
- Prior art keywords
- radiotelefonianleg
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/003—Secret communication by varying carrier frequency at or within predetermined or random intervals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691954754 DE1954754C3 (en) | 1969-10-30 | 1969-10-30 | Radio telephony system that works with encryption of the message signals to be transmitted |
Publications (2)
Publication Number | Publication Date |
---|---|
DK132049B DK132049B (en) | 1975-10-13 |
DK132049C true DK132049C (en) | 1976-03-08 |
Family
ID=5749741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK550570A DK132049C (en) | 1969-10-30 | 1970-10-29 | RADIOTELEFONIANLEG |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT310815B (en) |
BE (1) | BE758279A (en) |
CH (1) | CH514963A (en) |
DE (1) | DE1954754C3 (en) |
DK (1) | DK132049C (en) |
FR (1) | FR2066593A5 (en) |
GB (1) | GB1293816A (en) |
LU (1) | LU61951A1 (en) |
NL (1) | NL149671B (en) |
NO (1) | NO131813C (en) |
SE (1) | SE368758B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2245646A1 (en) * | 1972-09-16 | 1974-03-21 | Bosch Elektronik Gmbh | SYSTEM FOR TELEPHONE COMMUNICATION |
DE2550592C1 (en) * | 1975-11-11 | 1990-12-06 | Siemens Ag | Radio system |
DE2650823A1 (en) * | 1976-11-06 | 1978-05-11 | Licentia Gmbh | Radio communications system with fixed and mobile stations - uses available channels to max. capacity to form connections quickly |
DE2737577C1 (en) * | 1977-08-22 | 1986-01-09 | Siemens AG, 1000 Berlin und 8000 München | Military radar or radio communications system |
DE2737576C1 (en) * | 1977-08-22 | 1986-01-09 | Siemens AG, 1000 Berlin und 8000 München | Military radar or radio communications system |
DE2747454C1 (en) * | 1977-10-24 | 1992-09-24 | Siemens Ag | Message transfer system with frequency hopping |
DE2943059C2 (en) * | 1979-10-25 | 1984-01-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Radio system with synchronization of the subscriber facilities |
FR2640448B1 (en) * | 1980-10-13 | 1992-01-03 | Trt Telecom Radio Electr | NETWORK-BASED INFORMATION TRANSMISSION SYSTEM USING FREQUENCY HOPPING A SET OF CHANNELS |
FR2527872A1 (en) * | 1982-05-27 | 1983-12-02 | Thomson Csf | FIXED STATION OF A RADIOCOMMUNICATION SYSTEM WITH FREQUENCY HOPPING AND BANALIZED TRANSMITTERS |
FR2527871B1 (en) * | 1982-05-27 | 1986-04-11 | Thomson Csf | RADIOCOMMUNICATION SYSTEM, FREQUENCY HOPPING |
DE3601372C2 (en) * | 1986-01-18 | 1994-04-28 | Deutsche Aerospace | Direction finding and location system for transmitter location with frequency hopping radio connections |
-
1969
- 1969-10-30 DE DE19691954754 patent/DE1954754C3/en not_active Expired
-
1970
- 1970-10-20 AT AT945370A patent/AT310815B/en not_active IP Right Cessation
- 1970-10-26 NO NO406370A patent/NO131813C/no unknown
- 1970-10-27 NL NL7015745A patent/NL149671B/en unknown
- 1970-10-27 FR FR7038705A patent/FR2066593A5/fr not_active Expired
- 1970-10-27 CH CH1585770A patent/CH514963A/en not_active IP Right Cessation
- 1970-10-28 LU LU61951D patent/LU61951A1/xx unknown
- 1970-10-29 DK DK550570A patent/DK132049C/en active
- 1970-10-29 GB GB5133570A patent/GB1293816A/en not_active Expired
- 1970-10-29 SE SE1459870A patent/SE368758B/xx unknown
- 1970-10-30 BE BE758279D patent/BE758279A/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2066593A5 (en) | 1971-08-06 |
NL149671B (en) | 1976-05-17 |
DE1954754A1 (en) | 1971-05-06 |
NO131813B (en) | 1975-04-28 |
BE758279A (en) | 1971-04-30 |
LU61951A1 (en) | 1971-05-10 |
SE368758B (en) | 1974-07-15 |
GB1293816A (en) | 1972-10-25 |
AT310815B (en) | 1973-10-25 |
CH514963A (en) | 1971-10-31 |
NL7015745A (en) | 1971-05-04 |
DE1954754C3 (en) | 1975-08-07 |
DK132049B (en) | 1975-10-13 |
NO131813C (en) | 1975-08-06 |
DE1954754B2 (en) | 1974-12-19 |
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