FR2049727A5 - - Google Patents

Info

Publication number
FR2049727A5
FR2049727A5 FR7019977A FR7019977A FR2049727A5 FR 2049727 A5 FR2049727 A5 FR 2049727A5 FR 7019977 A FR7019977 A FR 7019977A FR 7019977 A FR7019977 A FR 7019977A FR 2049727 A5 FR2049727 A5 FR 2049727A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7019977A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2049727A5 publication Critical patent/FR2049727A5/fr
Expired legal-status Critical Current

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)
  • Character Discrimination (AREA)
  • Dc Digital Transmission (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
FR7019977A 1969-05-30 1970-06-01 Expired FR2049727A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6908248A NL6908248A (fr) 1969-05-30 1969-05-30

Publications (1)

Publication Number Publication Date
FR2049727A5 true FR2049727A5 (fr) 1971-03-26

Family

ID=19807056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7019977A Expired FR2049727A5 (fr) 1969-05-30 1970-06-01

Country Status (5)

Country Link
US (1) US3675202A (fr)
DE (1) DE2026447A1 (fr)
FR (1) FR2049727A5 (fr)
GB (1) GB1314402A (fr)
NL (1) NL6908248A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325117A (en) * 1979-12-31 1982-04-13 Honeywell Information Systems Inc. Apparatus for calculating a check digit for a stream of data read from a document
US4639921A (en) * 1985-01-09 1987-01-27 Sytek, Inc. Method and an apparatus for early bit collision detection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188838B (de) * 1963-07-27 1965-03-11 Philips Patentverwaltung Schaltungsanordnung zur Errechnung von Pruefzeichen und Kontrolle von Datengruppen mit anhaengendem Pruefzeichen auf Fehler
US3448254A (en) * 1965-07-28 1969-06-03 Anker Werke Ag Data checking system
FR1463936A (fr) * 1965-10-29 1966-07-22 Constr Telephoniques Dispositif de contrôle pour transmission de données
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

Also Published As

Publication number Publication date
US3675202A (en) 1972-07-04
NL6908248A (fr) 1970-12-02
DE2026447A1 (fr) 1970-12-03
GB1314402A (en) 1973-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse