DE3777993D1 - Verfahren und einrichtung fuer zeichenerkennung. - Google Patents

Verfahren und einrichtung fuer zeichenerkennung.

Info

Publication number: DE3777993D1
Authority: DE; Germany
Prior art keywords: character recognition; recognition; character
Prior art date: 1986-12-12
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 - Lifetime

Application number

DE8787402832T

Other languages

English (en)

Inventor

Jean-Claude Simon

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.)

Etat Francais

Original Assignee

Etat Francais

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.)

1986-12-12

Filing date

1987-12-11

Publication date

1992-05-07

1987-12-11 Application filed by Etat Francais filed Critical Etat Francais

1992-05-07 Application granted granted Critical

1992-05-07 Publication of DE3777993D1 publication Critical patent/DE3777993D1/de

2007-12-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
- 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 Discrimination (AREA)
Character Input (AREA)

DE8787402832T 1986-12-12 1987-12-11 Verfahren und einrichtung fuer zeichenerkennung. Expired - Lifetime DE3777993D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8617436A FR2608295B1 (fr)	1986-12-12	1986-12-12	Procede et dispositif de reconnaissance de caracteres

Publications (1)

Publication Number	Publication Date
DE3777993D1 true DE3777993D1 (de)	1992-05-07

Family

ID=9341848

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8787402832T Expired - Lifetime DE3777993D1 (de)	1986-12-12	1987-12-11	Verfahren und einrichtung fuer zeichenerkennung.

Country Status (5)

Country	Link
US (1)	US5113453A (de)
EP (1)	EP0274944B1 (de)
JP (1)	JPS6453282A (de)
DE (1)	DE3777993D1 (de)
FR (1)	FR2608295B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5131053A (en) *	1988-08-10	1992-07-14	Caere Corporation	Optical character recognition method and apparatus
JPH0424781A (ja) *	1990-05-15	1992-01-28	Canon Inc	文書処理装置
US5253307A (en) *	1991-07-30	1993-10-12	Xerox Corporation	Image analysis to obtain typeface information
US5553162A (en) *	1991-09-23	1996-09-03	Eastman Kodak Company	Method for detecting ink jet or dot matrix printing
DE69232355D1 (de) *	1991-11-04	2002-02-21	Canon Kk	Gerät und Verfahren zur optischen Zeichenerkennung
US6128409A (en) *	1991-11-12	2000-10-03	Texas Instruments Incorporated	Systems and methods for handprint recognition acceleration
US5515455A (en) *	1992-09-02	1996-05-07	The Research Foundation Of State University Of New York At Buffalo	System for recognizing handwritten words of cursive script
US5739850A (en) *	1993-11-30	1998-04-14	Canon Kabushiki Kaisha	Apparatus for improving the image and sound processing capabilities of a camera
US5825923A (en) *	1996-09-05	1998-10-20	Faxtrieve, Inc.	Method for performing character recognition on a pixel matrix
US6404909B2 (en) *	1998-07-16	2002-06-11	General Electric Company	Method and apparatus for processing partial lines of scanned images
WO2000070549A1 (de) *	1999-05-12	2000-11-23	Siemens Aktiengesellschaft	Verfahren zum adresslesen
US7095894B2 (en) *	2002-09-04	2006-08-22	Lockheed Martin Corporation	Method and computer program product for recognizing italicized text
US10579868B2 (en)	2017-03-30	2020-03-03	Myscript	System and method for recognition of objects from ink elements
CN110674826B (zh) *	2019-10-09	2022-12-20	嘉兴学院	基于量子纠缠的字符识别方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1345032A (en) *	1971-01-06	1974-01-30	Int Computers Ltd	Optical character recognition system
JPS58169295A (ja) *	1982-03-31	1983-10-05	Ricoh Co Ltd	セグメント抽出装置
GB2147474B (en) *	1983-10-03	1987-05-07	Shaken Kk	Method of processing character or pictorial image data
JPS60204086A (ja) *	1984-03-28	1985-10-15	Fuji Electric Co Ltd	物体識別装置
US4718090A (en) *	1986-04-14	1988-01-05	Cooper Jr James E	Method and apparatus for high-speed processing of video images

1986
- 1986-12-12 FR FR8617436A patent/FR2608295B1/fr not_active Expired
1987
- 1987-12-11 DE DE8787402832T patent/DE3777993D1/de not_active Expired - Lifetime
- 1987-12-11 EP EP87402832A patent/EP0274944B1/de not_active Expired - Lifetime
- 1987-12-12 JP JP62315077A patent/JPS6453282A/ja active Pending
1990
- 1990-05-14 US US07/523,257 patent/US5113453A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0274944B1 (de)	1992-04-01
EP0274944A2 (de)	1988-07-20
JPS6453282A (en)	1989-03-01
US5113453A (en)	1992-05-12
FR2608295B1 (fr)	1989-03-31
EP0274944A3 (en)	1988-07-27
FR2608295A1 (fr)	1988-06-17

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Legal Events

Date	Code	Title	Description
1993-04-29	8364	No opposition during term of opposition
1995-12-07	8339	Ceased/non-payment of the annual fee