SE514377C2 - Teckenigenkänning - Google Patents

Teckenigenkänning

Info

Publication number
SE514377C2
SE514377C2 SE9802832A SE9802832A SE514377C2 SE 514377 C2 SE514377 C2 SE 514377C2 SE 9802832 A SE9802832 A SE 9802832A SE 9802832 A SE9802832 A SE 9802832A SE 514377 C2 SE514377 C2 SE 514377C2
Authority
SE
Sweden
Prior art keywords
characters
template
curves
symbols
curve
Prior art date
Application number
SE9802832A
Other languages
English (en)
Swedish (sv)
Other versions
SE9802832L (sv
SE9802832D0 (sv
Inventor
Gunnar Sparr
Rikard Berthilsson
Original Assignee
Gunnar Sparr
Rikard Berthilsson
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 Gunnar Sparr, Rikard Berthilsson filed Critical Gunnar Sparr
Priority to SE9802832A priority Critical patent/SE514377C2/sv
Publication of SE9802832D0 publication Critical patent/SE9802832D0/xx
Priority to EP99946508A priority patent/EP1105833B1/de
Priority to JP2000568047A priority patent/JP4580554B2/ja
Priority to HK02100405.7A priority patent/HK1038975A1/zh
Priority to PCT/SE1999/001448 priority patent/WO2000013131A1/en
Priority to IL14129499A priority patent/IL141294A0/xx
Priority to CNB998101370A priority patent/CN1163842C/zh
Priority to RU2001107822/09A priority patent/RU2001107822A/ru
Priority to CA002341266A priority patent/CA2341266C/en
Priority to KR1020017002454A priority patent/KR100615124B1/ko
Priority to DE69932167T priority patent/DE69932167T2/de
Priority to AT99946508T priority patent/ATE331994T1/de
Priority to AU58907/99A priority patent/AU749849B2/en
Publication of SE9802832L publication Critical patent/SE9802832L/
Priority to US09/764,341 priority patent/US6711290B2/en
Priority to IL141294A priority patent/IL141294A/en
Publication of SE514377C2 publication Critical patent/SE514377C2/sv
Priority to US10/795,245 priority patent/US7139430B2/en

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
    • G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
    • G06V30/1423—Image acquisition using hand-held instruments; Constructional details of the instruments the instrument generating sequences of position coordinates corresponding to handwriting
    • 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
    • G06V30/16—Image preprocessing
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/1801—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections

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)
  • Holo Graphy (AREA)
  • Character Input (AREA)
  • Image Analysis (AREA)
SE9802832A 1998-08-26 1998-08-26 Teckenigenkänning SE514377C2 (sv)

Priority Applications (16)

Application Number Priority Date Filing Date Title
SE9802832A SE514377C2 (sv) 1998-08-26 1998-08-26 Teckenigenkänning
AU58907/99A AU749849B2 (en) 1998-08-26 1999-08-25 Character recognition
CA002341266A CA2341266C (en) 1998-08-26 1999-08-25 Character recognition
DE69932167T DE69932167T2 (de) 1998-08-26 1999-08-25 Zeichenerkennung
HK02100405.7A HK1038975A1 (zh) 1998-08-26 1999-08-25 字符識別
PCT/SE1999/001448 WO2000013131A1 (en) 1998-08-26 1999-08-25 Character recognition
IL14129499A IL141294A0 (en) 1998-08-26 1999-08-25 Character recognition
CNB998101370A CN1163842C (zh) 1998-08-26 1999-08-25 字符识别
RU2001107822/09A RU2001107822A (ru) 1998-08-26 1999-08-25 Распознавание знаков
EP99946508A EP1105833B1 (de) 1998-08-26 1999-08-25 Zeichenerkennung
KR1020017002454A KR100615124B1 (ko) 1998-08-26 1999-08-25 문자 인식 방법
JP2000568047A JP4580554B2 (ja) 1998-08-26 1999-08-25 文字認識
AT99946508T ATE331994T1 (de) 1998-08-26 1999-08-25 Zeichenerkennung
US09/764,341 US6711290B2 (en) 1998-08-26 2001-01-19 Character recognition
IL141294A IL141294A (en) 1998-08-26 2001-02-05 Character recognition
US10/795,245 US7139430B2 (en) 1998-08-26 2004-03-09 Character recognition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802832A SE514377C2 (sv) 1998-08-26 1998-08-26 Teckenigenkänning

Publications (3)

Publication Number Publication Date
SE9802832D0 SE9802832D0 (sv) 1998-08-26
SE9802832L SE9802832L (sv) 2000-02-27
SE514377C2 true SE514377C2 (sv) 2001-02-19

Family

ID=20412341

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802832A SE514377C2 (sv) 1998-08-26 1998-08-26 Teckenigenkänning

Country Status (14)

Country Link
US (2) US6711290B2 (de)
EP (1) EP1105833B1 (de)
JP (1) JP4580554B2 (de)
KR (1) KR100615124B1 (de)
CN (1) CN1163842C (de)
AT (1) ATE331994T1 (de)
AU (1) AU749849B2 (de)
CA (1) CA2341266C (de)
DE (1) DE69932167T2 (de)
HK (1) HK1038975A1 (de)
IL (2) IL141294A0 (de)
RU (1) RU2001107822A (de)
SE (1) SE514377C2 (de)
WO (1) WO2000013131A1 (de)

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SE514377C2 (sv) * 1998-08-26 2001-02-19 Gunnar Sparr Teckenigenkänning
US7712053B2 (en) 1998-12-04 2010-05-04 Tegic Communications, Inc. Explicit character filtering of ambiguous text entry
US7881936B2 (en) * 1998-12-04 2011-02-01 Tegic Communications, Inc. Multimodal disambiguation of speech recognition
US8938688B2 (en) * 1998-12-04 2015-01-20 Nuance Communications, Inc. Contextual prediction of user words and user actions
US7679534B2 (en) * 1998-12-04 2010-03-16 Tegic Communications, Inc. Contextual prediction of user words and user actions
US7720682B2 (en) 1998-12-04 2010-05-18 Tegic Communications, Inc. Method and apparatus utilizing voice input to resolve ambiguous manually entered text input
US7286115B2 (en) * 2000-05-26 2007-10-23 Tegic Communications, Inc. Directional input system with automatic correction
US7821503B2 (en) 2003-04-09 2010-10-26 Tegic Communications, Inc. Touch screen and graphical user interface
US7750891B2 (en) * 2003-04-09 2010-07-06 Tegic Communications, Inc. Selective input system based on tracking of motion parameters of an input device
ATE443946T1 (de) * 1999-05-27 2009-10-15 Tegic Communications Inc Tastatursystem mit automatischer korrektur
US7610194B2 (en) * 2002-07-18 2009-10-27 Tegic Communications, Inc. Dynamic database reordering system
US7030863B2 (en) 2000-05-26 2006-04-18 America Online, Incorporated Virtual keyboard system with automatic correction
RU2230361C2 (ru) * 2001-03-01 2004-06-10 Стреж Сергей Васильевич Способ считывания и адресного кодирования графических изображений и устройство для его осуществления
US20040037463A1 (en) * 2002-01-28 2004-02-26 Calhoun Christopher L. Recognizing multi-stroke symbols
US8238718B2 (en) * 2002-06-19 2012-08-07 Microsoft Corporaton System and method for automatically generating video cliplets from digital video
US8583440B2 (en) * 2002-06-20 2013-11-12 Tegic Communications, Inc. Apparatus and method for providing visual indication of character ambiguity during text entry
SE0202446D0 (sv) 2002-08-16 2002-08-16 Decuma Ab Ideon Res Park Presenting recognised handwritten symbols
WO2004017321A1 (en) * 2002-08-19 2004-02-26 Koninklijke Philips Electronics N.V. Detecting anomalies in a scanning signal
US20050281467A1 (en) * 2003-01-24 2005-12-22 Stahovich Thomas F Recognizing multi-stroke symbols
CN1305003C (zh) 2003-09-29 2007-03-14 摩托罗拉公司 用户界面上的书写标记识别
US7636083B2 (en) * 2004-02-20 2009-12-22 Tegic Communications, Inc. Method and apparatus for text input in various languages
EP1744696A1 (de) * 2004-05-14 2007-01-24 Cardima, Inc. Ablationssonde mit stabilisierendem element
US8095364B2 (en) 2004-06-02 2012-01-10 Tegic Communications, Inc. Multimodal disambiguation of speech recognition
WO2006135394A2 (en) * 2004-08-20 2006-12-21 The Regents Of The University Of Colorado, A Body Corporate Biometric signature and identification through the use of projective invariants
US20060227066A1 (en) * 2005-04-08 2006-10-12 Matsushita Electric Industrial Co., Ltd. Human machine interface method and device for automotive entertainment systems
US20060227065A1 (en) * 2005-04-08 2006-10-12 Matsushita Electric Industrial Co. Ltd. Human machine interface system for automotive application
KR100787134B1 (ko) * 2005-08-05 2007-12-21 한국정보통신주식회사 정규화된 전자서명 인쇄 장치
US8504606B2 (en) * 2005-11-09 2013-08-06 Tegic Communications Learner for resource constrained devices
KR100825209B1 (ko) * 2005-11-17 2008-04-25 김진우 서명 데이터의 암호화장치 및 암호화방법
US7587378B2 (en) * 2005-12-09 2009-09-08 Tegic Communications, Inc. Embedded rule engine for rendering text and other applications
TW200809660A (en) * 2006-03-01 2008-02-16 Zi Decuma Ab A method for additive character recognition and an apparatus thereof
US7580925B2 (en) * 2006-04-19 2009-08-25 Tegic Communications, Inc. Efficient storage and search of word lists and other text
US20080154576A1 (en) * 2006-12-21 2008-06-26 Jianchao Wu Processing of reduced-set user input text with selected one of multiple vocabularies and resolution modalities
US8201087B2 (en) * 2007-02-01 2012-06-12 Tegic Communications, Inc. Spell-check for a keyboard system with automatic correction
US8225203B2 (en) 2007-02-01 2012-07-17 Nuance Communications, Inc. Spell-check for a keyboard system with automatic correction
US8103499B2 (en) * 2007-03-22 2012-01-24 Tegic Communications, Inc. Disambiguation of telephone style key presses to yield Chinese text using segmentation and selective shifting
US8299943B2 (en) 2007-05-22 2012-10-30 Tegic Communications, Inc. Multiple predictions in a reduced keyboard disambiguating system
JP2009199102A (ja) * 2008-02-19 2009-09-03 Fujitsu Ltd 文字認識プログラム、文字認識装置及び文字認識方法
US20090245646A1 (en) * 2008-03-28 2009-10-01 Microsoft Corporation Online Handwriting Expression Recognition
US8917935B2 (en) 2008-05-19 2014-12-23 Microsoft Corporation Detecting text using stroke width based text detection
US20100166314A1 (en) * 2008-12-30 2010-07-01 Microsoft Corporation Segment Sequence-Based Handwritten Expression Recognition
JP5343617B2 (ja) * 2009-02-25 2013-11-13 富士通株式会社 文字認識プログラム、文字認識方法および文字認識装置
CN101763516B (zh) * 2010-01-15 2012-02-29 南京航空航天大学 一种基于拟合函数的文字识别方法
US8310461B2 (en) 2010-05-13 2012-11-13 Nuance Communications Inc. Method and apparatus for on-top writing
DE202010007896U1 (de) 2010-06-07 2010-10-07 Benyoucef, Dirk, Dr.-Ing. Auslesen des Zählerstandes eines mechanischen Zählwerks mittels einer Graustufenerkennung der Ziffern
DE102010023557A1 (de) 2010-06-07 2011-12-08 Dirk Benyoucef Auslesen des Zählerstandes eines mechanischen Zählwerks mittels einer Graustufenerkennung der Ziffern
TWI478074B (zh) * 2010-12-01 2015-03-21 財團法人資訊工業策進會 文字辨識方法、裝置以及儲存其之電腦可讀取紀錄媒體
US10061997B2 (en) 2011-04-11 2018-08-28 Apple Inc. Handwriting capture techniques
CN103324925A (zh) * 2012-03-22 2013-09-25 佳能株式会社 用于获得用于手写字符识别的字符数据的方法和装置
US10748031B1 (en) * 2019-05-22 2020-08-18 Read-Ink Corporation Handwriting recognition systems and methods

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Also Published As

Publication number Publication date
KR20010090435A (ko) 2001-10-18
DE69932167T2 (de) 2006-11-23
WO2000013131A1 (en) 2000-03-09
US20040234129A1 (en) 2004-11-25
HK1038975A1 (zh) 2002-04-04
KR100615124B1 (ko) 2006-09-11
JP2002523844A (ja) 2002-07-30
CN1163842C (zh) 2004-08-25
AU749849B2 (en) 2002-07-04
EP1105833A1 (de) 2001-06-13
EP1105833B1 (de) 2006-06-28
IL141294A0 (en) 2002-03-10
US7139430B2 (en) 2006-11-21
IL141294A (en) 2007-02-11
US20010026639A1 (en) 2001-10-04
RU2001107822A (ru) 2003-02-20
CN1315024A (zh) 2001-09-26
SE9802832L (sv) 2000-02-27
SE9802832D0 (sv) 1998-08-26
AU5890799A (en) 2000-03-21
CA2341266C (en) 2009-05-19
CA2341266A1 (en) 2000-03-09
ATE331994T1 (de) 2006-07-15
DE69932167D1 (de) 2006-08-10
JP4580554B2 (ja) 2010-11-17
US6711290B2 (en) 2004-03-23

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