BR7801218A - Sistema para controlar a validade da leitura por uma maquina,de um codigo constante de um documento - Google Patents
Sistema para controlar a validade da leitura por uma maquina,de um codigo constante de um documentoInfo
- Publication number
- BR7801218A BR7801218A BR7801218A BR7801218A BR7801218A BR 7801218 A BR7801218 A BR 7801218A BR 7801218 A BR7801218 A BR 7801218A BR 7801218 A BR7801218 A BR 7801218A BR 7801218 A BR7801218 A BR 7801218A
- Authority
- BR
- Brazil
- Prior art keywords
- validity
- reading
- document
- machine
- control
- Prior art date
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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/004—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using digital security elements, e.g. information coded on a magnetic thread or strip
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/004—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using digital security elements, e.g. information coded on a magnetic thread or strip
- G07D7/0047—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using digital security elements, e.g. information coded on a magnetic thread or strip using checkcodes, e.g. coded numbers derived from serial number and denomination
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- Detection And Correction Of Errors (AREA)
- Error Detection And Correction (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Input From Keyboards Or The Like (AREA)
- Character Discrimination (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7706484A FR2382724A1 (fr) | 1977-03-04 | 1977-03-04 | Systeme pour controler la validite de la lecture par une machine d'un code porte sur un document |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7801218A true BR7801218A (pt) | 1978-09-26 |
Family
ID=9187604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7801218A BR7801218A (pt) | 1977-03-04 | 1978-02-28 | Sistema para controlar a validade da leitura por uma maquina,de um codigo constante de um documento |
Country Status (8)
Country | Link |
---|---|
US (1) | US4358849A (pt) |
JP (1) | JPS53110344A (pt) |
BR (1) | BR7801218A (pt) |
DE (1) | DE2809341A1 (pt) |
FR (1) | FR2382724A1 (pt) |
GB (1) | GB1597043A (pt) |
IT (1) | IT1108709B (pt) |
SE (1) | SE444997B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4270043A (en) * | 1979-03-13 | 1981-05-26 | Kronos Inc. | Methods of and apparatus for time clock recording and computation and related uses |
US4485435A (en) * | 1981-03-09 | 1984-11-27 | General Signal Corporation | Memory management method and apparatus for initializing and/or clearing R/W storage areas |
US4831521A (en) * | 1983-11-10 | 1989-05-16 | General Signal Corporation | Vital processor implemented with non-vital hardware |
US4807287A (en) * | 1987-04-06 | 1989-02-21 | Light Signatures, Inc. | Document authentication method |
GB2214673A (en) * | 1988-01-29 | 1989-09-06 | Texas Instruments Ltd | Electronic control device for producing a particular code group of digits when energised. |
DE19510626A1 (de) * | 1995-03-23 | 1996-09-26 | Giesecke & Devrient Gmbh | Verfahren zur Prüfung der Unversehrtheit von gespeicherten Daten auf einer Verarbeitungsanlage für Blattgut, wie z. B. Banknoten oder Wertpapiere |
JP4823277B2 (ja) * | 2003-01-31 | 2011-11-24 | 花王株式会社 | キャップの着脱構造 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3303463A (en) * | 1963-03-04 | 1967-02-07 | Ibm | Error detection and correction apparatus for character readers |
DE1574528A1 (de) * | 1968-01-24 | 1971-05-13 | Philips Patentverwaltung | Verfahren und Vorrichtung zur Bestimmung von Pruefzeichen beliebig vorgegebener Anzahl |
US3571581A (en) * | 1968-09-10 | 1971-03-23 | Ibm | Digit verification system for an electronic transaction recorder |
GB1327747A (en) * | 1971-02-17 | 1973-08-22 | Int Computers Ltd | Universal check digit verifier/generator systems |
GB1439915A (en) * | 1972-06-14 | 1976-06-16 | Goldberg L L | Check digit generation verification apparatus |
US4065752A (en) * | 1972-06-14 | 1977-12-27 | Leslie Louis Goldberg | Check digit generation and verification apparatus |
JPS5127040A (pt) * | 1974-08-30 | 1976-03-06 | Tokyo Shibaura Electric Co | |
FR2366621A1 (fr) * | 1976-10-01 | 1978-04-28 | Cii Honeywell Bull | Systeme de traitement de donnees enregistrees |
-
1977
- 1977-03-04 FR FR7706484A patent/FR2382724A1/fr active Granted
-
1978
- 1978-02-22 GB GB7163/78A patent/GB1597043A/en not_active Expired
- 1978-02-28 BR BR7801218A patent/BR7801218A/pt unknown
- 1978-03-01 IT IT20797/78A patent/IT1108709B/it active
- 1978-03-03 SE SE7802443A patent/SE444997B/sv not_active IP Right Cessation
- 1978-03-03 JP JP2371878A patent/JPS53110344A/ja active Pending
- 1978-03-03 DE DE19782809341 patent/DE2809341A1/de active Granted
-
1979
- 1979-11-13 US US06/093,433 patent/US4358849A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2382724A1 (fr) | 1978-09-29 |
US4358849A (en) | 1982-11-09 |
GB1597043A (en) | 1981-09-03 |
DE2809341C2 (pt) | 1988-10-27 |
DE2809341A1 (de) | 1978-09-07 |
SE7802443L (sv) | 1978-09-05 |
JPS53110344A (en) | 1978-09-27 |
IT7820797A0 (it) | 1978-03-01 |
FR2382724B1 (pt) | 1980-01-11 |
SE444997B (sv) | 1986-05-20 |
IT1108709B (it) | 1985-12-09 |
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