FI60458C - Elektronisk kodnings- och dekodningsapparat i form av en fickraeknare - Google Patents
Elektronisk kodnings- och dekodningsapparat i form av en fickraeknare Download PDFInfo
- Publication number
- FI60458C FI60458C FI763216A FI763216A FI60458C FI 60458 C FI60458 C FI 60458C FI 763216 A FI763216 A FI 763216A FI 763216 A FI763216 A FI 763216A FI 60458 C FI60458 C FI 60458C
- Authority
- FI
- Finland
- Prior art keywords
- input
- code
- information
- register
- control
- 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)
- Input From Keyboards Or The Like (AREA)
- Calculators And Similar Devices (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Telephone Function (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1458775 | 1975-11-11 | ||
| CH1458775A CH592937A5 (US06277897-20010821-C00009.png) | 1975-11-11 | 1975-11-11 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI763216A FI763216A (US06277897-20010821-C00009.png) | 1977-05-12 |
| FI60458B FI60458B (fi) | 1981-09-30 |
| FI60458C true FI60458C (fi) | 1982-01-11 |
Family
ID=4402103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI763216A FI60458C (fi) | 1975-11-11 | 1976-11-10 | Elektronisk kodnings- och dekodningsapparat i form av en fickraeknare |
Country Status (18)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH594261A5 (US06277897-20010821-C00009.png) * | 1975-11-20 | 1977-12-30 | Europ Handelsges Anst | |
| DE2706421C2 (de) * | 1977-02-16 | 1979-03-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum Einstellen von Schlüsseltextgeneratoren in Chiffriergeräten |
| US4303915A (en) * | 1977-08-19 | 1981-12-01 | Angelo George D | Silent communicator |
| US4229817A (en) * | 1978-04-28 | 1980-10-21 | Datotek, Inc. | Portable electronic cryptographic device |
| US4249180A (en) * | 1978-09-20 | 1981-02-03 | Northern Telecom Limited | Past dependent microcomputer cipher apparatus |
| US4360892A (en) * | 1979-02-22 | 1982-11-23 | Microwriter Limited | Portable word-processor |
| US4442506A (en) * | 1980-09-18 | 1984-04-10 | Microwriter Limited | Portable word-processor |
| US4774684A (en) * | 1985-01-31 | 1988-09-27 | Canon Kabushiki Kaisha | Electronic apparatus with a display means |
| US4965828A (en) * | 1989-04-05 | 1990-10-23 | Quadri Corporation | Non-volatile semiconductor memory with SCRAM hold cycle prior to SCRAM-to-E2 PROM backup transfer |
| US5778071A (en) * | 1994-07-12 | 1998-07-07 | Information Resource Engineering, Inc. | Pocket encrypting and authenticating communications device |
| WO2001086372A2 (en) * | 2000-05-12 | 2001-11-15 | Xtreamlok Pty. Ltd. | Information security method and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3878331A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital cryptographic system and method |
| US3878332A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital crytographic system and method |
| FR2214208B1 (US06277897-20010821-C00009.png) * | 1973-01-12 | 1976-04-30 | Teltest Rd Ets | |
| NO760499L (US06277897-20010821-C00009.png) * | 1975-02-24 | 1976-08-25 | Gretag Ag |
-
1975
- 1975-11-11 CH CH1458775A patent/CH592937A5/xx not_active IP Right Cessation
-
1976
- 1976-10-14 IT IT28332/76A patent/IT1074062B/it active
- 1976-10-19 DE DE19762647107 patent/DE2647107A1/de not_active Ceased
- 1976-10-26 ES ES452720A patent/ES452720A1/es not_active Expired
- 1976-10-27 ZA ZA766431A patent/ZA766431B/xx unknown
- 1976-10-28 GB GB44797/76A patent/GB1540470A/en not_active Expired
- 1976-10-28 AR AR265262A patent/AR213832A1/es active
- 1976-11-01 US US05/737,285 patent/US4095046A/en not_active Expired - Lifetime
- 1976-11-08 NL NL7612365A patent/NL7612365A/xx not_active Application Discontinuation
- 1976-11-09 BR BR7607456A patent/BR7607456A/pt unknown
- 1976-11-10 FI FI763216A patent/FI60458C/fi not_active IP Right Cessation
- 1976-11-10 NO NO763825A patent/NO147656C/no unknown
- 1976-11-10 SE SE7612525A patent/SE415128B/xx unknown
- 1976-11-10 DK DK506876A patent/DK506876A/da not_active Application Discontinuation
- 1976-11-10 BE BE172256A patent/BE848211A/xx not_active IP Right Cessation
- 1976-11-10 FR FR7633943A patent/FR2394853A1/fr active Granted
- 1976-11-10 CA CA265,300A patent/CA1081852A/en not_active Expired
- 1976-11-11 JP JP51134726A patent/JPS5260543A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7612365A (nl) | 1977-05-13 |
| FI763216A (US06277897-20010821-C00009.png) | 1977-05-12 |
| AR213832A1 (es) | 1979-03-30 |
| ZA766431B (en) | 1977-10-26 |
| DK506876A (da) | 1977-05-12 |
| BR7607456A (pt) | 1977-09-20 |
| GB1540470A (en) | 1979-02-14 |
| NO147656B (no) | 1983-02-07 |
| IT1074062B (it) | 1985-04-17 |
| NO763825L (US06277897-20010821-C00009.png) | 1977-05-12 |
| FR2394853A1 (fr) | 1979-01-12 |
| US4095046A (en) | 1978-06-13 |
| FR2394853B1 (US06277897-20010821-C00009.png) | 1982-12-03 |
| BE848211A (fr) | 1977-03-01 |
| JPS5260543A (en) | 1977-05-19 |
| CA1081852A (en) | 1980-07-15 |
| CH592937A5 (US06277897-20010821-C00009.png) | 1977-11-15 |
| FI60458B (fi) | 1981-09-30 |
| DE2647107A1 (de) | 1977-05-18 |
| SE7612525L (sv) | 1977-05-12 |
| ES452720A1 (es) | 1977-10-01 |
| SE415128B (sv) | 1980-09-08 |
| NO147656C (no) | 1983-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: ANSTALT EUROPAEISCHE HANDELSGESELLSHAFT |