DE69425009T2 - Zeichenerkennung - Google Patents

Zeichenerkennung

Info

Publication number
DE69425009T2
DE69425009T2 DE69425009T DE69425009T DE69425009T2 DE 69425009 T2 DE69425009 T2 DE 69425009T2 DE 69425009 T DE69425009 T DE 69425009T DE 69425009 T DE69425009 T DE 69425009T DE 69425009 T2 DE69425009 T2 DE 69425009T2
Authority
DE
Germany
Prior art keywords
character recognition
recognition
character
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 - Fee Related
Application number
DE69425009T
Other languages
English (en)
Other versions
DE69425009D1 (de
Inventor
Girolamo Gallo
Flavio Lucentini
Cristina Lattaro
Giulio Marotta
Giuseppe Savarese
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE69425009D1 publication Critical patent/DE69425009D1/de
Publication of DE69425009T2 publication Critical patent/DE69425009T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G06V30/19007—Matching; Proximity measures
    • G06V30/19013—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • 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
DE69425009T 1993-03-22 1994-03-18 Zeichenerkennung Expired - Fee Related DE69425009T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93RM000179A IT1265673B1 (it) 1993-03-22 1993-03-22 Apparecchio e procedimento per il riconoscimento di caratteri manoscritti.

Publications (2)

Publication Number Publication Date
DE69425009D1 DE69425009D1 (de) 2000-08-03
DE69425009T2 true DE69425009T2 (de) 2001-03-08

Family

ID=11401635

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425009T Expired - Fee Related DE69425009T2 (de) 1993-03-22 1994-03-18 Zeichenerkennung

Country Status (7)

Country Link
US (1) US5757962A (de)
EP (1) EP0617381B1 (de)
JP (1) JPH06325212A (de)
KR (1) KR100308856B1 (de)
DE (1) DE69425009T2 (de)
IT (1) IT1265673B1 (de)
TW (1) TW321747B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6144764A (en) * 1997-07-02 2000-11-07 Mitsui High-Tec, Inc. Method and apparatus for on-line handwritten input character recognition and recording medium for executing the method
WO1999010834A1 (en) * 1997-08-27 1999-03-04 Cybermarche, Inc. A method and apparatus for handwriting capture, storage, and ind exing
US6640337B1 (en) * 1999-11-01 2003-10-28 Koninklijke Philips Electronics N.V. Digital television (DTV) including a smart electronic program guide (EPG) and operating methods therefor
US7295193B2 (en) * 1999-12-23 2007-11-13 Anoto Ab Written command
US7298903B2 (en) * 2001-06-28 2007-11-20 Microsoft Corporation Method and system for separating text and drawings in digital ink
US6721452B2 (en) 2001-09-12 2004-04-13 Auburn University System and method of handwritten character recognition
AUPR824301A0 (en) * 2001-10-15 2001-11-08 Silverbrook Research Pty. Ltd. Methods and systems (npw001)
US9285983B2 (en) * 2010-06-14 2016-03-15 Amx Llc Gesture recognition using neural networks
US20130011066A1 (en) * 2011-07-07 2013-01-10 Edward Balassanian System, Method, and Product for Handwriting Capture and Storage
CN104866117B (zh) * 2015-06-02 2017-07-28 北京信息科技大学 基于图形拓扑特征进行识别的纳西东巴象形文字输入方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4773098A (en) * 1980-05-27 1988-09-20 Texas Instruments Incorporated Method of optical character recognition
DE3379611D1 (en) * 1982-04-15 1989-05-18 Toshiba Kk Pattern features extracting apparatus and method and pattern recognition system
JPS5975375A (ja) * 1982-10-21 1984-04-28 Sumitomo Electric Ind Ltd 文字認識装置
JPS63311583A (ja) * 1987-06-15 1988-12-20 Fuji Xerox Co Ltd 手書き文字認識システム
JPH01183793A (ja) * 1988-01-18 1989-07-21 Toshiba Corp 文字認識装置
US5058182A (en) * 1988-05-02 1991-10-15 The Research Foundation Of State Univ. Of New York Method and apparatus for handwritten character recognition
DE3822671A1 (de) * 1988-07-05 1990-01-11 Kromer Theodor Gmbh & Co Kg Verfahren und vorrichtung zum elektronischen vergleichen von linienzuegen
US5105468A (en) * 1991-04-03 1992-04-14 At&T Bell Laboratories Time delay neural network for printed and cursive handwritten character recognition

Also Published As

Publication number Publication date
KR100308856B1 (ko) 2001-12-28
EP0617381A3 (de) 1995-02-15
KR940022338A (ko) 1994-10-20
JPH06325212A (ja) 1994-11-25
EP0617381B1 (de) 2000-06-28
EP0617381A2 (de) 1994-09-28
ITRM930179A1 (it) 1994-09-22
ITRM930179A0 (it) 1993-03-22
TW321747B (de) 1997-12-01
US5757962A (en) 1998-05-26
DE69425009D1 (de) 2000-08-03
IT1265673B1 (it) 1996-11-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee