IT1090184B - Sistema di rivelazione e localizzazione di caratteri ad esempio per apparecchi lettori di documenti - Google Patents

Sistema di rivelazione e localizzazione di caratteri ad esempio per apparecchi lettori di documenti

Info

Publication number
IT1090184B
IT1090184B IT51249/77A IT5124977A IT1090184B IT 1090184 B IT1090184 B IT 1090184B IT 51249/77 A IT51249/77 A IT 51249/77A IT 5124977 A IT5124977 A IT 5124977A IT 1090184 B IT1090184 B IT 1090184B
Authority
IT
Italy
Prior art keywords
document reading
reading devices
localization system
character detection
character
Prior art date
Application number
IT51249/77A
Other languages
English (en)
Inventor
James Ray Hicks
Original Assignee
Recognition Equipment Inc
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 Recognition Equipment Inc filed Critical Recognition Equipment Inc
Application granted granted Critical
Publication of IT1090184B publication Critical patent/IT1090184B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Image Analysis (AREA)
  • Character Input (AREA)
IT51249/77A 1976-10-04 1977-10-03 Sistema di rivelazione e localizzazione di caratteri ad esempio per apparecchi lettori di documenti IT1090184B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/729,540 US4083034A (en) 1976-10-04 1976-10-04 Plural tracker character detection and boundary location system

Publications (1)

Publication Number Publication Date
IT1090184B true IT1090184B (it) 1985-06-18

Family

ID=24931508

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51249/77A IT1090184B (it) 1976-10-04 1977-10-03 Sistema di rivelazione e localizzazione di caratteri ad esempio per apparecchi lettori di documenti

Country Status (6)

Country Link
US (1) US4083034A (it)
DE (1) DE2744597A1 (it)
FR (1) FR2366638A1 (it)
GB (1) GB1567576A (it)
IT (1) IT1090184B (it)
NL (1) NL7710875A (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087790A (en) * 1977-08-22 1978-05-02 Recognition Equipment Incorporated Character presence processor
US4251799A (en) * 1979-03-30 1981-02-17 International Business Machines Corporation Optical character recognition using baseline information
US4379282A (en) * 1979-06-01 1983-04-05 Dest Corporation Apparatus and method for separation of optical character recognition data
US4376932A (en) * 1980-06-30 1983-03-15 International Business Machines Corporation Multi-registration in character recognition
US4377803A (en) * 1980-07-02 1983-03-22 International Business Machines Corporation Algorithm for the segmentation of printed fixed pitch documents
US4365234A (en) * 1980-10-20 1982-12-21 Hendrix Electronics, Inc. Segmentation system and method for optical character scanning
DE3280036D1 (en) * 1981-04-25 1989-12-28 Image Processing Tech Device for the automatic segmentation of a scanned image in an image pattern recognition system
FR2599205B1 (fr) * 1981-11-27 1990-08-24 Thomson Csf Procede recursif de caracterisation de zones isotropes dans une image video; dispositif detecteur de mouvement et detecteur de bruit dans une sequence d'images
US4887301A (en) * 1985-06-05 1989-12-12 Dest Corporation Proportional spaced text recognition apparatus and method
US4949391A (en) * 1986-09-26 1990-08-14 Everex Ti Corporation Adaptive image acquisition system
US4882629A (en) * 1987-05-08 1989-11-21 Everex Ti Corporation Adaptive exposure control system
US5119441A (en) * 1989-03-28 1992-06-02 Ricoh Company, Ltd. Optical character recognition apparatus and method using masks operation
JP4668220B2 (ja) * 2007-02-20 2011-04-13 ソニー株式会社 画像処理装置および画像処理方法、並びにプログラム
US9417286B2 (en) * 2013-03-15 2016-08-16 The United States Of America As Represented By The Secretary Of The Navy Sensor enhancement through algorithmic acquisition using synchronization with a scan generator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517387A (en) * 1965-10-24 1970-06-23 Ibm Character isolation apparatus
US3613080A (en) * 1968-11-08 1971-10-12 Scan Data Corp Character recognition system utilizing feature extraction
US3629826A (en) * 1970-01-02 1971-12-21 Ibm Sectioning apparatus and method for character recognition systems
US3805237A (en) * 1971-04-30 1974-04-16 Ibm Technique for the conversion to digital form of interspersed symbolic and graphic data
US3827025A (en) * 1971-08-10 1974-07-30 Represented By Veterans Admini Reading machine employing a two-dimensional multiple snapshot process
BE791992A (fr) * 1971-11-30 1973-03-16 Licentia Gmbh Procede de centrage d'un caractere introduit dans le dispositifd'identification d'un appareil de reconnaissance de caracteres et montage permettant la mise en oeuvre de ce procede
US3818445A (en) * 1972-12-18 1974-06-18 Ibm Character data search system

Also Published As

Publication number Publication date
US4083034A (en) 1978-04-04
NL7710875A (nl) 1978-04-06
FR2366638A1 (fr) 1978-04-28
FR2366638B1 (it) 1985-01-25
DE2744597A1 (de) 1978-09-28
GB1567576A (en) 1980-05-14

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