SE0104088L - Rekonstruering av ett virtuellt raster - Google Patents

Rekonstruering av ett virtuellt raster

Info

Publication number
SE0104088L
SE0104088L SE0104088A SE0104088A SE0104088L SE 0104088 L SE0104088 L SE 0104088L SE 0104088 A SE0104088 A SE 0104088A SE 0104088 A SE0104088 A SE 0104088A SE 0104088 L SE0104088 L SE 0104088L
Authority
SE
Sweden
Prior art keywords
transformation matrix
digital representation
reconstruction
subset
correcting
Prior art date
Application number
SE0104088A
Other languages
Unknown language ( )
English (en)
Other versions
SE0104088D0 (sv
SE520682C2 (sv
Inventor
Mats Petter Pettersson
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
Priority to SE0104088A priority Critical patent/SE520682C2/sv
Publication of SE0104088D0 publication Critical patent/SE0104088D0/sv
Priority to DE60232363T priority patent/DE60232363D1/de
Priority to EP09159890.4A priority patent/EP2091004A3/en
Priority to EP02791170A priority patent/EP1456811B1/en
Priority to AU2002365747A priority patent/AU2002365747A1/en
Priority to AT02791170T priority patent/ATE431600T1/de
Priority to PCT/SE2002/002233 priority patent/WO2003049023A1/en
Priority to US10/310,941 priority patent/US6929183B2/en
Publication of SE0104088L publication Critical patent/SE0104088L/sv
Publication of SE520682C2 publication Critical patent/SE520682C2/sv
Priority to US11/115,240 priority patent/US7543753B2/en

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)
  • Studio Circuits (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
SE0104088A 2001-12-06 2001-12-06 Rekonstruering av ett virtuellt raster SE520682C2 (sv)

Priority Applications (9)

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
AU2002365747A AU2002365747A1 (en) 2001-12-06 2002-12-05 Reconstruction of virtual raster
EP09159890.4A EP2091004A3 (en) 2001-12-06 2002-12-05 Correcting for geometrical perspective distortion
EP02791170A EP1456811B1 (en) 2001-12-06 2002-12-05 Reconstruction of virtual raster
DE60232363T DE60232363D1 (de) 2001-12-06 2002-12-05 Rekonstruktion eines virtuellen rasters
AT02791170T ATE431600T1 (de) 2001-12-06 2002-12-05 Rekonstruktion eines virtuellen rasters
US10/310,941 US6929183B2 (en) 2001-12-06 2002-12-06 Reconstruction of virtual raster
US11/115,240 US7543753B2 (en) 2001-12-06 2005-04-27 Reconstruction of virtual raster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0104088A SE520682C2 (sv) 2001-12-06 2001-12-06 Rekonstruering av ett virtuellt raster

Publications (3)

Publication Number Publication Date
SE0104088D0 SE0104088D0 (sv) 2001-12-06
SE0104088L true SE0104088L (sv) 2003-06-07
SE520682C2 SE520682C2 (sv) 2003-08-12

Family

ID=20286209

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0104088A SE520682C2 (sv) 2001-12-06 2001-12-06 Rekonstruering av ett virtuellt raster

Country Status (7)

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

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US7385595B2 (en) * 2001-11-30 2008-06-10 Anoto Ab Electronic pen and method for recording of handwritten information
CN102930309B (zh) 2002-09-26 2016-03-09 吉田健治 点图形形成方法
AU2015243058B2 (en) * 2002-09-26 2018-03-22 Kenji Yoshida Information reproduction i/o method using dot pattern, information reproduction device, mobile information i/o device, and electronic toy
US7133563B2 (en) 2002-10-31 2006-11-07 Microsoft Corporation Passive embedded interaction code
SE0203853D0 (sv) 2002-12-23 2002-12-23 Anoto Ab Informationskod
US7672513B2 (en) * 2003-04-29 2010-03-02 Anoto Ab Methods, apparatus, computer program and storage medium for position decoding
GB0321174D0 (en) * 2003-09-10 2003-10-08 Hewlett Packard Development Co Products with position identification pattern
ATE532146T1 (de) 2003-12-15 2011-11-15 Anoto Ab Sensor-bohrlochsichteinheit und modulare einheit
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
US20080296074A1 (en) * 2004-06-30 2008-12-04 Anoto Ab Data Management in an Electric Pen
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
US7635090B1 (en) * 2004-09-07 2009-12-22 Expedata, Llc Pattern generating fonts and sheets of writing material bearing such fonts
SE0402710D0 (sv) * 2004-11-05 2004-11-05 Anoto Ab Management of internal logic for electronic pens
WO2006049573A1 (en) * 2004-11-05 2006-05-11 Anoto Ab Method and device for data management in an electronic pen
US11627944B2 (en) 2004-11-30 2023-04-18 The Regents Of The University Of California Ultrasound case builder system and method
WO2006070458A1 (ja) 2004-12-28 2006-07-06 Kenji Yoshida ドットパターンを用いた情報入出力方法
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
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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
US7599560B2 (en) * 2005-04-22 2009-10-06 Microsoft Corporation Embedded interaction code recognition
US7421439B2 (en) * 2005-04-22 2008-09-02 Microsoft Corporation Global metadata embedding and decoding
CA2606135C (en) 2005-04-28 2015-06-30 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
EP1913526A4 (en) 2005-06-17 2014-05-07 Anoto Ab METHOD AND SYSTEM FOR COMBINING A POSITION AND INFORMATION CODE
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
DE212007000046U1 (de) 2006-06-28 2009-03-05 Anoto Ab Betriebssteuerung und Datenverarbeitung in einem elektronischen Stift
EP2143040A4 (en) * 2007-03-28 2013-05-29 Anoto Ab DIFFERENT ASPECTS OF ELECTRONIC STYLOS
AU2007254595B2 (en) * 2007-12-20 2011-04-07 Canon Kabushiki Kaisha Constellation detection
EP2257864A1 (en) * 2008-01-28 2010-12-08 Anoto AB Digital pens and a method for digital recording of information
EP2226704B1 (en) 2009-03-02 2012-05-16 Anoto AB A digital pen
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
US10380919B2 (en) 2013-11-21 2019-08-13 SonoSim, Inc. System and method for extended spectrum ultrasound training using animate and inanimate training objects
US10380920B2 (en) 2013-09-23 2019-08-13 SonoSim, Inc. System and method for augmented ultrasound simulation using flexible touch sensitive surfaces
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
EP1456811A1 (en) 2004-09-15
US20030122855A1 (en) 2003-07-03
EP1456811B1 (en) 2009-05-13
EP2091004A2 (en) 2009-08-19
SE0104088D0 (sv) 2001-12-06
AU2002365747A1 (en) 2003-06-17
SE520682C2 (sv) 2003-08-12
US20050199729A1 (en) 2005-09-15
WO2003049023A1 (en) 2003-06-12
EP2091004A3 (en) 2017-11-29
US7543753B2 (en) 2009-06-09
US6929183B2 (en) 2005-08-16
DE60232363D1 (de) 2009-06-25
ATE431600T1 (de) 2009-05-15

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