FR2397021B1 - Procede et dispositif de lecture de caracteres - Google Patents

Procede et dispositif de lecture de caracteres

Info

Publication number
FR2397021B1
FR2397021B1 FR7820207A FR7820207A FR2397021B1 FR 2397021 B1 FR2397021 B1 FR 2397021B1 FR 7820207 A FR7820207 A FR 7820207A FR 7820207 A FR7820207 A FR 7820207A FR 2397021 B1 FR2397021 B1 FR 2397021B1
Authority
FR
France
Prior art keywords
reading method
character reading
character
reading
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
FR7820207A
Other languages
English (en)
Other versions
FR2397021A1 (fr
Inventor
Isao Isshiki
Akihiro Ohoka
Koji Sato
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 JP52081181A external-priority patent/JPS596418B2/ja
Priority claimed from JP8117977A external-priority patent/JPS5416131A/ja
Priority claimed from JP8118077A external-priority patent/JPS5416132A/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of FR2397021A1 publication Critical patent/FR2397021A1/fr
Application granted granted Critical
Publication of FR2397021B1 publication Critical patent/FR2397021B1/fr
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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/184—Extraction of features or characteristics of the image by analysing segments intersecting the pattern
    • 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
    • G06V30/19—Recognition using electronic means
    • G06V30/196—Recognition using electronic means using sequential comparisons of the image signals with a plurality of references
    • 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

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)
FR7820207A 1977-07-07 1978-07-06 Procede et dispositif de lecture de caracteres Expired FR2397021B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP52081181A JPS596418B2 (ja) 1977-07-07 1977-07-07 文字読取方式
JP8117977A JPS5416131A (en) 1977-07-07 1977-07-07 Character read system
JP8118077A JPS5416132A (en) 1977-07-07 1977-07-07 Character read system

Publications (2)

Publication Number Publication Date
FR2397021A1 FR2397021A1 (fr) 1979-02-02
FR2397021B1 true FR2397021B1 (fr) 1985-12-20

Family

ID=27303514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7820207A Expired FR2397021B1 (fr) 1977-07-07 1978-07-06 Procede et dispositif de lecture de caracteres

Country Status (5)

Country Link
US (1) US4180800A (fr)
DE (2) DE2858688C2 (fr)
FR (1) FR2397021B1 (fr)
GB (1) GB2002159B (fr)
IT (1) IT1108470B (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251800A (en) * 1979-04-12 1981-02-17 Recognition Equipment Incorporated Tilt compensating AGC
US4414546A (en) * 1979-10-16 1983-11-08 Robert G. Boorman Apparatus for and methods of identifying horses by scanning their chestnuts
AU533978B2 (en) * 1979-11-16 1983-12-22 Tokyo Electric Co. Ltd. Character reader
FR2480007B1 (fr) * 1980-04-04 1986-05-30 Sumitomo Electric Industries Systeme optique de lecture de caracteres
US4355301A (en) * 1980-05-27 1982-10-19 Sumitomo Electric Industries, Ltd. Optical character reading system
US4453268A (en) * 1981-03-18 1984-06-05 Lundy Electronics & Systems, Inc. OCR Page reader
US4386433A (en) * 1981-03-24 1983-05-31 Recognition Equipment Inc. Character doubling eliminator
US4490852A (en) * 1981-11-17 1984-12-25 Ncr Corporation Image capturing apparatus
JPS5975375A (ja) * 1982-10-21 1984-04-28 Sumitomo Electric Ind Ltd 文字認識装置
US4504970A (en) * 1983-02-07 1985-03-12 Pattern Processing Technologies, Inc. Training controller for pattern processing system
JPS60103492A (ja) * 1983-11-09 1985-06-07 Sumitomo Electric Ind Ltd 文字認識方式
NZ210967A (en) * 1984-01-31 1988-07-28 Arnott S Biscuits Ltd Continuous fermentation process: milled grain slurry fermented with lactic acid producing bacteria
US4760604A (en) * 1985-02-15 1988-07-26 Nestor, Inc. Parallel, multi-unit, adaptive, nonlinear pattern class separator and identifier
US4646351A (en) * 1985-10-04 1987-02-24 Visa International Service Association Method and apparatus for dynamic signature verification
US4817166A (en) * 1986-05-05 1989-03-28 Perceptics Corporation Apparatus for reading a license plate
DE3783974T2 (de) * 1986-07-11 1993-05-27 Sumitomo Electric Industries Optischer buchstabenleser.
JPH07104907B2 (ja) * 1986-11-27 1995-11-13 住友電気工業株式会社 二値化回路
US5058182A (en) * 1988-05-02 1991-10-15 The Research Foundation Of State Univ. Of New York Method and apparatus for handwritten character recognition
US5081685A (en) * 1988-11-29 1992-01-14 Westinghouse Electric Corp. Apparatus and method for reading a license plate
US5893668A (en) * 1996-07-02 1999-04-13 Telesis Technologies, Inc. Method for optimizing font marking
EP1441027A1 (fr) * 2003-01-22 2004-07-28 Chr. Hansen A/S Bactéries productrices d'acide lactique congelées pour conservation stable

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382482A (en) * 1961-10-17 1968-05-07 Character Recognition Corp Character recognition system
US3613080A (en) * 1968-11-08 1971-10-12 Scan Data Corp Character recognition system utilizing feature extraction
GB1242516A (en) * 1969-03-05 1971-08-11 Int Standard Electric Corp Apparatus for automatic character recognition
BE756866A (fr) * 1969-09-30 1971-03-30 Siemens Ag Procede pour l'identification automatique de caracteres alphanumerique
US3744025A (en) * 1971-02-25 1973-07-03 I Bilgutay Optical character reading system and bar code font therefor
US3873972A (en) * 1971-11-01 1975-03-25 Theodore H Levine Analytic character recognition system
US3840856A (en) * 1972-05-02 1974-10-08 Input Business Machines Inc Character recognition techniques
FR2215149A5 (fr) * 1973-01-19 1974-08-19 Anvar
JPS5537786B2 (fr) * 1973-11-08 1980-09-30
US3976973A (en) * 1974-01-07 1976-08-24 Recognition Equipment Incorporated Horizontal scan vertical simulation character reading
GB1487114A (en) * 1974-08-15 1977-09-28 Recognition Equipment Inc Single read station acquisition and character recognition
US4003023A (en) * 1975-07-09 1977-01-11 International Business Machines Corporation Post-recognition segmentation for pattern-recognition machines
JPS5215235A (en) * 1975-07-26 1977-02-04 Fujitsu Ltd Character recognition unit
GB1554164A (en) * 1975-09-11 1979-10-17 Plessey Co Ltd Optical character recognition systems
US4063219A (en) * 1976-12-27 1977-12-13 Burroughs Corporation Character recognition system

Also Published As

Publication number Publication date
US4180800A (en) 1979-12-25
DE2858688C2 (fr) 1989-03-02
GB2002159A (en) 1979-02-14
IT7868602A0 (it) 1978-07-06
GB2002159B (en) 1982-01-13
IT1108470B (it) 1985-12-09
DE2829808A1 (de) 1979-01-25
FR2397021A1 (fr) 1979-02-02

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