CA1005915A - Character recognition system for bar coded characters - Google Patents

Character recognition system for bar coded characters

Info

Publication number
CA1005915A
CA1005915A CA185,472A CA185472A CA1005915A CA 1005915 A CA1005915 A CA 1005915A CA 185472 A CA185472 A CA 185472A CA 1005915 A CA1005915 A CA 1005915A
Authority
CA
Canada
Prior art keywords
character recognition
recognition system
bar coded
coded characters
characters
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
CA185,472A
Other languages
English (en)
Other versions
CA185472S (en
Inventor
Gene D. Rohrer
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1005915A publication Critical patent/CA1005915A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G06V30/2247—Characters composed of bars, e.g. CMC-7

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
CA185,472A 1972-12-20 1973-11-09 Character recognition system for bar coded characters Expired CA1005915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US316936A US3879707A (en) 1972-12-20 1972-12-20 Character recognition system for bar coded characters

Publications (1)

Publication Number Publication Date
CA1005915A true CA1005915A (en) 1977-02-22

Family

ID=23231362

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,472A Expired CA1005915A (en) 1972-12-20 1973-11-09 Character recognition system for bar coded characters

Country Status (6)

Country Link
US (1) US3879707A (tr)
JP (1) JPS5321980B2 (tr)
CA (1) CA1005915A (tr)
DE (1) DE2355197C2 (tr)
GB (1) GB1434377A (tr)
IT (1) IT1001099B (tr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987413A (en) * 1975-01-22 1976-10-19 Xerox Corporation Detection system
US4053737A (en) * 1976-06-25 1977-10-11 Recognition Equipment Incorporated Magnetic reader for bar encoded characters
US4143356A (en) * 1977-10-31 1979-03-06 Ncr Canada Ltd - Ncr Canada Ltee Character recognition apparatus
US4360798A (en) * 1978-05-31 1982-11-23 Symbol Technologies, Inc. Portable laser scanning arrangement for and method of evaluating and validating bar code symbols
FR2439433A1 (fr) * 1978-10-19 1980-05-16 Cii Honeywell Bull Systeme de lecture de caracteres
JPS6183868U (tr) * 1984-11-05 1986-06-03
US4845348A (en) * 1988-06-20 1989-07-04 Ncr Corporation Method and apparatus for reading bar code magnetic ink characters
JPH03269383A (ja) * 1990-03-20 1991-11-29 Nec Corp 磁気センサ及びその信号処理方式
US7620260B2 (en) * 2005-11-10 2009-11-17 Samsung Electronics Co., Ltd. Line thinning method and system for grayscale image

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961649A (en) * 1956-03-09 1960-11-22 Kenneth R Eldredge Automatic reading system
NL229663A (tr) * 1957-04-17 1900-01-01
NL121896C (tr) * 1960-02-19
US3303469A (en) * 1960-07-01 1967-02-07 Olivetti & Co Spa Method and apparatus for reading characters
US3187305A (en) * 1960-10-03 1965-06-01 Ibm Character recognition systems
US3246293A (en) * 1960-12-09 1966-04-12 Ibm Character sensing method and apparatus
US3268864A (en) * 1963-03-18 1966-08-23 Apparatus for feature recognition of symbols
DE1216588B (de) * 1964-07-28 1966-05-12 Philips Patentverwaltung Schaltungsanordnung zur Gewinnung eines aus einer Lichtstrahlmodulation abgeleitetenelektrischen Steuersignals
FR1483569A (tr) * 1965-06-22 1967-09-06
US3539989A (en) * 1966-05-31 1970-11-10 Gen Electric Symbol reading system
US3758752A (en) * 1970-08-26 1973-09-11 Computer Identics Corp Automatic vehicle identification

Also Published As

Publication number Publication date
DE2355197C2 (de) 1985-06-13
DE2355197A1 (de) 1974-06-27
GB1434377A (en) 1976-05-05
JPS5321980B2 (tr) 1978-07-06
US3879707A (en) 1975-04-22
IT1001099B (it) 1976-04-20
JPS4991328A (tr) 1974-08-31

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