NL135020C - - Google Patents
Info
- Publication number
- NL135020C NL135020C NL271048A NL271048A NL135020C NL 135020 C NL135020 C NL 135020C NL 271048 A NL271048 A NL 271048A NL 271048 A NL271048 A NL 271048A NL 135020 C NL135020 C NL 135020C
- Authority
- NL
- Netherlands
- Prior art keywords
- letter
- letters
- key
- decyphering
- cypher
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
- G09C1/06—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
- G09C1/10—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member the connections being electrical
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
- Input From Keyboards Or The Like (AREA)
- Communication Control (AREA)
- Document Processing Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1243160A CH382216A (de) | 1960-11-07 | 1960-11-07 | Gerät zur Ver- und Entschlüsselung eines in Fernschreibersymbolen niedergelegten Textes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL271048A NL271048A (es) | 1964-07-27 |
| NL135020C true NL135020C (es) | 1972-09-15 |
Family
ID=4382957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL271048A NL135020C (es) | 1960-11-07 | 1961-11-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3229037A (es) |
| BE (1) | BE609863A (es) |
| CH (1) | CH382216A (es) |
| DE (1) | DE1151400B (es) |
| GB (1) | GB1010430A (es) |
| NL (1) | NL135020C (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1051127A (es) * | 1963-02-22 | |||
| FR1362007A (fr) * | 1963-04-12 | 1964-05-29 | Electronique & Automatisme Sa | Perfectionnements aux systèmes de chiffrement |
| DE1216921C2 (de) * | 1963-12-24 | 1976-05-13 | Gretag Ag | Verfahren zur Synchronisierung der Ver- und Entschluesselung von impulsfoermigen, binaer codierten Nachrichten, bei welchem sendeseitig die Nachrichtenklarimpulse mit Schluessel-impulsen gemischt werden |
| CH439820A (de) * | 1964-11-06 | 1967-07-15 | Gretag Ag | Verfahren und Einrichtung zur Ver- und Entschlüsselung von Nachrichtensignalen |
| US4192967A (en) * | 1966-05-26 | 1980-03-11 | The United States Of America As Represented By The Secretary Of The Air Force | Teletype mixer apparatus for coding and decoding |
| DE1914890C1 (de) * | 1969-03-24 | 1977-11-10 | Siemens Ag | Verfahren zum Ermoeglichen einer Fernschreibuebertragung mit 26-er Buchstabenverschluesselung |
| CH506217A (de) * | 1970-03-16 | 1971-04-15 | Europ Handelsges Anst | Schaltung für Verschlüsselungsgeräte |
| CH594261A5 (es) * | 1975-11-20 | 1977-12-30 | Europ Handelsges Anst |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874215A (en) * | 1955-03-23 | 1959-02-17 | Teletype Corp | Two-tape cipher system |
-
1960
- 1960-11-07 CH CH1243160A patent/CH382216A/de unknown
-
1961
- 1961-10-26 DE DEA38658A patent/DE1151400B/de active Pending
- 1961-11-03 BE BE609863A patent/BE609863A/xx unknown
- 1961-11-06 NL NL271048A patent/NL135020C/xx active
- 1961-11-06 US US150367A patent/US3229037A/en not_active Expired - Lifetime
- 1961-11-09 GB GB40173/61A patent/GB1010430A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1151400B (de) | 1963-07-11 |
| BE609863A (es) | |
| GB1010430A (en) | 1965-11-17 |
| US3229037A (en) | 1966-01-11 |
| CH382216A (de) | 1964-09-30 |
| NL271048A (es) | 1964-07-27 |
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