DE3168151D1 - Method of checking the accuracy of bar code information - Google Patents

Method of checking the accuracy of bar code information

Info

Publication number
DE3168151D1
DE3168151D1 DE8181106429T DE3168151T DE3168151D1 DE 3168151 D1 DE3168151 D1 DE 3168151D1 DE 8181106429 T DE8181106429 T DE 8181106429T DE 3168151 T DE3168151 T DE 3168151T DE 3168151 D1 DE3168151 D1 DE 3168151D1
Authority
DE
Germany
Prior art keywords
checking
accuracy
bar code
code information
information
Prior art date
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
DE8181106429T
Other languages
English (en)
Inventor
Gregory Alan Flurry
Michael Leroy Krieg
David Wharton Phillips
Kevin Lee Bobart
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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
Priority claimed from US06/198,337 external-priority patent/US4349742A/en
Priority claimed from US06/198,311 external-priority patent/US4349741A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3168151D1 publication Critical patent/DE3168151D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/015—Aligning or centering of the sensing device with respect to the record carrier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/121—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by printing code marks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Handling Of Cut Paper (AREA)
DE8181106429T 1980-10-20 1981-08-19 Method of checking the accuracy of bar code information Expired DE3168151D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/198,337 US4349742A (en) 1980-10-20 1980-10-20 Bar code with alignment mark
US06/198,311 US4349741A (en) 1980-10-20 1980-10-20 Ear code with alignment mark

Publications (1)

Publication Number Publication Date
DE3168151D1 true DE3168151D1 (en) 1985-02-21

Family

ID=26893659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181106429T Expired DE3168151D1 (en) 1980-10-20 1981-08-19 Method of checking the accuracy of bar code information

Country Status (2)

Country Link
EP (1) EP0050198B1 (de)
DE (1) DE3168151D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449052A (en) * 1981-11-30 1984-05-15 International Business Machines Corporation Method of printing and detecting optimum bar code test patterns
DE3300081C2 (de) * 1983-01-04 1985-12-12 F & O Electronic Systems GmbH & Co, 6901 Neckarsteinach Verfahren zum Drucken und Prüfen des Druckbildes eines elektrisch angesteuerten Thermodruckers und Vorrichtung zur Durchführung des Verfahrens
KR930000021B1 (ko) * 1988-07-20 1993-01-06 도오꾜오 덴끼 가부시끼가이샤 바아코우드 인쇄방법 및 그 장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051293B (de) * 1953-08-29 1959-02-26 Olympia Werke Ag Fotoelektrische Abtast- und Bremsvorrichtung an Vorsteckeinrichtungen bei schreibenden Bueromaschinen
US3818189A (en) * 1972-08-01 1974-06-18 Raymond Engineering Data card reader

Also Published As

Publication number Publication date
EP0050198A1 (de) 1982-04-28
EP0050198B1 (de) 1985-01-09

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee