DE60232363D1 - Rekonstruktion eines virtuellen rasters - Google Patents

Rekonstruktion eines virtuellen rasters

Info

Publication number
DE60232363D1
DE60232363D1 DE60232363T DE60232363T DE60232363D1 DE 60232363 D1 DE60232363 D1 DE 60232363D1 DE 60232363 T DE60232363 T DE 60232363T DE 60232363 T DE60232363 T DE 60232363T DE 60232363 D1 DE60232363 D1 DE 60232363D1
Authority
DE
Germany
Prior art keywords
transformation matrix
digital representation
reconstruction
subset
correcting
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 - Lifetime
Application number
DE60232363T
Other languages
English (en)
Inventor
Mats Petter Pettersson
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.)
Anoto AB
Original Assignee
Anoto AB
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 Anoto AB filed Critical Anoto AB
Application granted granted Critical
Publication of DE60232363D1 publication Critical patent/DE60232363D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • 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
    • G06V30/14—Image acquisition
    • G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
    • 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
    • G06V30/14—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; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/19—Image acquisition by sensing codes defining pattern positions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G06V10/247—Aligning, centring, orientation detection or correction of the image by affine transforms, e.g. correction due to perspective effects; Quadrilaterals, e.g. trapezoids

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Studio Circuits (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE60232363T 2001-12-06 2002-12-05 Rekonstruktion eines virtuellen rasters Expired - Lifetime DE60232363D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0104088A SE520682C2 (sv) 2001-12-06 2001-12-06 Rekonstruering av ett virtuellt raster
PCT/SE2002/002233 WO2003049023A1 (en) 2001-12-06 2002-12-05 Reconstruction of virtual raster

Publications (1)

Publication Number Publication Date
DE60232363D1 true DE60232363D1 (de) 2009-06-25

Family

ID=20286209

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60232363T Expired - Lifetime DE60232363D1 (de) 2001-12-06 2002-12-05 Rekonstruktion eines virtuellen rasters

Country Status (7)

Country Link
US (2) US6929183B2 (de)
EP (2) EP2091004A3 (de)
AT (1) ATE431600T1 (de)
AU (1) AU2002365747A1 (de)
DE (1) DE60232363D1 (de)
SE (1) SE520682C2 (de)
WO (1) WO2003049023A1 (de)

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SE0203853D0 (sv) 2002-12-23 2002-12-23 Anoto Ab Informationskod
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SE0303370D0 (sv) 2003-12-16 2003-12-16 Anoto Ab Method, apparatus, computer program and storage medium for recording a movement of a user unit
US7048198B2 (en) * 2004-04-22 2006-05-23 Microsoft Corporation Coded pattern for an optical device and a prepared surface
SE0401647D0 (sv) 2004-06-28 2004-06-28 Anoto Ab Coding and decoding of data
SE0401687D0 (sv) 2004-06-30 2004-06-30 Anoto Ab Information management
US20070246539A1 (en) * 2004-06-30 2007-10-25 Anoto Ab Data Processing in an Electric Pen
US20080296074A1 (en) * 2004-06-30 2008-12-04 Anoto Ab Data Management in an Electric Pen
US7635090B1 (en) * 2004-09-07 2009-12-22 Expedata, Llc Pattern generating fonts and sheets of writing material bearing such fonts
EP1815314B1 (de) * 2004-11-05 2014-09-03 Anoto AB Verfahren und einrichtung zur datenverwaltung in einem elektronischen stift
SE0402710D0 (sv) * 2004-11-05 2004-11-05 Anoto Ab Management of internal logic for electronic pens
US11627944B2 (en) 2004-11-30 2023-04-18 The Regents Of The University Of California Ultrasound case builder system and method
AU2004326049B2 (en) 2004-12-28 2011-08-18 Kenji Yoshida Information input/output method using dot pattern
US7536051B2 (en) * 2005-02-17 2009-05-19 Microsoft Corporation Digital pen calibration by local linearization
US7607076B2 (en) * 2005-02-18 2009-10-20 Microsoft Corporation Embedded interaction code document
WO2006091148A1 (en) 2005-02-23 2006-08-31 Anoto Ab Method in electronic pen, computer program product, and electronic pen
US7826074B1 (en) 2005-02-25 2010-11-02 Microsoft Corporation Fast embedded interaction code printing with custom postscript commands
US7532366B1 (en) 2005-02-25 2009-05-12 Microsoft Corporation Embedded interaction code printing with Microsoft Office documents
US7421439B2 (en) * 2005-04-22 2008-09-02 Microsoft Corporation Global metadata embedding and decoding
US7599560B2 (en) * 2005-04-22 2009-10-06 Microsoft Corporation Embedded interaction code recognition
AU2005331401B2 (en) 2005-04-28 2012-07-12 Kenji Yoshida Information input/output method using dot pattern
US7400777B2 (en) 2005-05-25 2008-07-15 Microsoft Corporation Preprocessing for information pattern analysis
US7729539B2 (en) 2005-05-31 2010-06-01 Microsoft Corporation Fast error-correcting of embedded interaction codes
KR101236809B1 (ko) 2005-06-17 2013-02-25 아노토 아베 위치 및 정보 코드를 결합하는 방법 및 시스템
US7619607B2 (en) * 2005-06-30 2009-11-17 Microsoft Corporation Embedding a pattern design onto a liquid crystal display
JP3771252B1 (ja) 2005-07-01 2006-04-26 健治 吉田 ドットパターン
US7817816B2 (en) * 2005-08-17 2010-10-19 Microsoft Corporation Embedded interaction code enabled surface type identification
AU2005209703B2 (en) * 2005-09-13 2008-07-24 Canon Kabushiki Kaisha Grid orientation, scale, translation and modulation estimation
JP2009543181A (ja) 2006-06-28 2009-12-03 アノト アクティエボラーク 電子ペンにおける動作制御およびデータ処理
KR101484465B1 (ko) * 2007-03-28 2015-01-28 아노토 아베 카메라펜용 광학 부재
AU2007254595B2 (en) * 2007-12-20 2011-04-07 Canon Kabushiki Kaisha Constellation detection
CN101960412B (zh) * 2008-01-28 2013-06-12 阿诺托股份公司 用于数字记录信息的数字笔和方法
EP2226704B1 (de) 2009-03-02 2012-05-16 Anoto AB Digitaler Stift
JP6065656B2 (ja) * 2012-05-22 2017-01-25 株式会社リコー パターン処理装置、パターン処理方法、パターン処理プログラム
US11631342B1 (en) 2012-05-25 2023-04-18 The Regents Of University Of California Embedded motion sensing technology for integration within commercial ultrasound probes
US10380920B2 (en) 2013-09-23 2019-08-13 SonoSim, Inc. System and method for augmented ultrasound simulation using flexible touch sensitive surfaces
US10380919B2 (en) 2013-11-21 2019-08-13 SonoSim, Inc. System and method for extended spectrum ultrasound training using animate and inanimate training objects
US11600201B1 (en) 2015-06-30 2023-03-07 The Regents Of The University Of California System and method for converting handheld diagnostic ultrasound systems into ultrasound training systems
US10896628B2 (en) 2017-01-26 2021-01-19 SonoSim, Inc. System and method for multisensory psychomotor skill training
US11810473B2 (en) 2019-01-29 2023-11-07 The Regents Of The University Of California Optical surface tracking for medical simulation
US11495142B2 (en) 2019-01-30 2022-11-08 The Regents Of The University Of California Ultrasound trainer with internal optical tracking
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Also Published As

Publication number Publication date
EP2091004A2 (de) 2009-08-19
EP1456811A1 (de) 2004-09-15
EP2091004A3 (de) 2017-11-29
AU2002365747A1 (en) 2003-06-17
SE0104088D0 (sv) 2001-12-06
EP1456811B1 (de) 2009-05-13
SE520682C2 (sv) 2003-08-12
WO2003049023A1 (en) 2003-06-12
US20030122855A1 (en) 2003-07-03
US6929183B2 (en) 2005-08-16
SE0104088L (sv) 2003-06-07
US7543753B2 (en) 2009-06-09
US20050199729A1 (en) 2005-09-15
ATE431600T1 (de) 2009-05-15

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Legal Events

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8364 No opposition during term of opposition