BE551084A - - Google Patents
Info
- Publication number
- BE551084A BE551084A BE551084DA BE551084A BE 551084 A BE551084 A BE 551084A BE 551084D A BE551084D A BE 551084DA BE 551084 A BE551084 A BE 551084A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1012—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error
- G06F11/104—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error using arithmetic codes, i.e. codes which are preserved during operation, e.g. modulo 9 or 11 check
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Complex Calculations (AREA)
- Input From Keyboards Or The Like (AREA)
- Character Spaces And Line Spaces In Printers (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL777286X | 1954-04-02 | ||
| NL2911149X | 1955-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE551084A true BE551084A (US06291589-20010918-C00001.png) |
Family
ID=32396399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE551084D BE551084A (US06291589-20010918-C00001.png) | 1954-04-02 |
Country Status (6)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB848542A (en) * | 1956-04-11 | 1960-09-21 | Theodorus Reumerman | Improvements in or relating to devices for determining check symbols for symbol groups and/or for checking symbol groups already provided with check symbols |
| US3089058A (en) * | 1956-09-11 | 1963-05-07 | Bell Punch Co Ltd | Totalisator system |
| NL233794A (US06291589-20010918-C00001.png) * | 1957-12-02 | |||
| US3431406A (en) * | 1958-07-03 | 1969-03-04 | Sperry Rand Corp | Check digit verifiers |
| US3183482A (en) * | 1958-07-03 | 1965-05-11 | Sperry Rand Corp | Check digit verifiers |
| CH371279A (de) * | 1958-11-24 | 1963-08-15 | Ibm | Additions- oder Subtraktionsschaltung |
| US3028089A (en) * | 1959-10-19 | 1962-04-03 | David L Ringwalt | Delay line function generator |
| US3138701A (en) * | 1959-12-29 | 1964-06-23 | Ibm | Self-checking numbering devices |
| NL255870A (US06291589-20010918-C00001.png) * | 1960-09-14 | 1964-03-25 | ||
| US3186639A (en) * | 1961-04-13 | 1965-06-01 | Itt | Mechanically variable elements to calculate check symbols |
| US3163748A (en) * | 1961-11-21 | 1964-12-29 | Burroughs Corp | Data checking apparatus |
| US3235716A (en) * | 1961-12-05 | 1966-02-15 | Ncr Co | Data entry checking apparatus |
| GB1026621A (en) * | 1962-03-30 | 1966-04-20 | Standard Telephones Cables Ltd | Improvements in or relating to long distance communication systems |
| DE1449837A1 (de) * | 1964-06-30 | 1969-02-20 | Philips Patentverwaltung | Verfahren und Vorrichtung zur Pruefzeichenherstellung fuer die Informationsabsicherung |
| DE1295245B (de) * | 1964-08-14 | 1969-05-14 | Philips Patentverwaltung | Vorrichtung zur Pruefzeichenberechnung oder zur Addition von Quotienten im Zahlensystem der Restklassen |
| US3422250A (en) * | 1964-11-06 | 1969-01-14 | Sperry Rand Corp | Weighted hole count check for punch card equipment |
| DE1474434A1 (de) * | 1965-01-27 | 1969-08-28 | Philips Patentverwaltung | Zaehlerschaltungsanordnung zur Berechnung eines Pruefzeichens zur Absicherung von Daten |
| US3448254A (en) * | 1965-07-28 | 1969-06-03 | Anker Werke Ag | Data checking system |
| US3517385A (en) * | 1966-10-31 | 1970-06-23 | Tokyo Shibaura Electric Co | Code checking systems |
| US3484744A (en) * | 1967-02-14 | 1969-12-16 | Ultronic Systems Corp | Apparatus for verifying or producing check digit numbers |
| US3525073A (en) * | 1967-12-04 | 1970-08-18 | Sylvania Electric Prod | Parity-checking apparatus for coded-vehicle identification systems |
| US3582636A (en) * | 1968-12-24 | 1971-06-01 | Philips Corp | Circuit arrangement for calculating a check digit |
| US3778766A (en) * | 1971-12-29 | 1973-12-11 | Texaco Inc | Check digit calculator |
| US4656633A (en) * | 1985-03-15 | 1987-04-07 | Dolby Laboratories Licensing Corporation | Error concealment system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB709407A (en) * | 1947-06-26 | 1954-05-26 | Eckert Mauchly Comp Corp | Electronic numerical integrator and computer |
| USRE24447E (en) * | 1949-04-27 | 1958-03-25 | Diagnostic information monitoring | |
| NL108497C (US06291589-20010918-C00001.png) * | 1949-11-09 | |||
| NL75222C (US06291589-20010918-C00001.png) * | 1950-02-28 | |||
| US2754054A (en) * | 1950-03-10 | 1956-07-10 | Willem H T Helmig | Devices for determining check symbols for symbol groups |
-
0
- NL NL92330D patent/NL92330C/xx active
- BE BE551084D patent/BE551084A/xx unknown
- NL NL92399D patent/NL92399C/xx active
- NL NLAANVRAGE7709279,A patent/NL186474B/xx unknown
- NL NL200526D patent/NL200526A/xx unknown
-
1955
- 1955-01-28 US US484715A patent/US2886240A/en not_active Expired - Lifetime
- 1955-03-25 GB GB8854/55A patent/GB777286A/en not_active Expired
- 1955-04-02 FR FR1133374D patent/FR1133374A/fr not_active Expired
-
1956
- 1956-08-08 US US602857A patent/US2911149A/en not_active Expired - Lifetime
- 1956-09-08 DE DEI12170A patent/DE1101819B/de active Pending
- 1956-09-14 GB GB28144/56A patent/GB817597A/en not_active Expired
- 1956-09-17 FR FR71938D patent/FR71938E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB777286A (en) | 1957-06-19 |
| NL92399C (US06291589-20010918-C00001.png) | |
| GB817597A (en) | 1959-08-06 |
| NL92330C (US06291589-20010918-C00001.png) | |
| US2886240A (en) | 1959-05-12 |
| US2911149A (en) | 1959-11-03 |
| FR1133374A (fr) | 1957-03-26 |
| FR71938E (fr) | 1960-03-14 |
| DE1101819B (de) | 1961-03-09 |
| NL186474B (nl) | |
| NL200526A (US06291589-20010918-C00001.png) |
