FR2378405B1 - - Google Patents
Info
- Publication number
- FR2378405B1 FR2378405B1 FR7701850A FR7701850A FR2378405B1 FR 2378405 B1 FR2378405 B1 FR 2378405B1 FR 7701850 A FR7701850 A FR 7701850A FR 7701850 A FR7701850 A FR 7701850A FR 2378405 B1 FR2378405 B1 FR 2378405B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7701850A FR2378405A1 (fr) | 1977-01-24 | 1977-01-24 | Dispositif de " communication secrete " permettant la transmission d'elements d'information inverses et brasses aleatoirement sur une ligne bifilaire ou radioelectrique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7701850A FR2378405A1 (fr) | 1977-01-24 | 1977-01-24 | Dispositif de " communication secrete " permettant la transmission d'elements d'information inverses et brasses aleatoirement sur une ligne bifilaire ou radioelectrique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2378405A1 FR2378405A1 (fr) | 1978-08-18 |
FR2378405B1 true FR2378405B1 (ko) | 1980-06-06 |
Family
ID=9185813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7701850A Granted FR2378405A1 (fr) | 1977-01-24 | 1977-01-24 | Dispositif de " communication secrete " permettant la transmission d'elements d'information inverses et brasses aleatoirement sur une ligne bifilaire ou radioelectrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2378405A1 (ko) |
-
1977
- 1977-01-24 FR FR7701850A patent/FR2378405A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2378405A1 (fr) | 1978-08-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |