SE444997B - Anordning for kontroll av validiteten av alfanumeriska koder - Google Patents

Anordning for kontroll av validiteten av alfanumeriska koder

Info

Publication number
SE444997B
SE444997B SE7802443A SE7802443A SE444997B SE 444997 B SE444997 B SE 444997B SE 7802443 A SE7802443 A SE 7802443A SE 7802443 A SE7802443 A SE 7802443A SE 444997 B SE444997 B SE 444997B
Authority
SE
Sweden
Prior art keywords
code element
code
read
sequence
during operation
Prior art date
Application number
SE7802443A
Other languages
English (en)
Swedish (sv)
Other versions
SE7802443L (sv
Inventor
J Sery
Original Assignee
Cii Honeywell Bull
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cii Honeywell Bull filed Critical Cii Honeywell Bull
Publication of SE7802443L publication Critical patent/SE7802443L/xx
Publication of SE444997B publication Critical patent/SE444997B/sv

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)
  • Input From Keyboards Or The Like (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Character Discrimination (AREA)
  • Error Detection And Correction (AREA)
SE7802443A 1977-03-04 1978-03-03 Anordning for kontroll av validiteten av alfanumeriska koder SE444997B (sv)

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 (2)

Publication Number Publication Date
SE7802443L SE7802443L (sv) 1978-09-05
SE444997B true SE444997B (sv) 1986-05-20

Family

ID=9187604

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7802443A SE444997B (sv) 1977-03-04 1978-03-03 Anordning for kontroll av validiteten av alfanumeriska koder

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2809341A1 (de) 1978-09-07
FR2382724A1 (fr) 1978-09-29
JPS53110344A (en) 1978-09-27
IT1108709B (it) 1985-12-09
US4358849A (en) 1982-11-09
DE2809341C2 (pt) 1988-10-27
SE7802443L (sv) 1978-09-05
BR7801218A (pt) 1978-09-26
IT7820797A0 (it) 1978-03-01
GB1597043A (en) 1981-09-03
FR2382724B1 (pt) 1980-01-11

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