ATE368912T1 - Tomographisches fourier- bildrekonstruktionsverfahren für fächerstrahl- daten - Google Patents

Tomographisches fourier- bildrekonstruktionsverfahren für fächerstrahl- daten

Info

Publication number
ATE368912T1
ATE368912T1 AT04776523T AT04776523T ATE368912T1 AT E368912 T1 ATE368912 T1 AT E368912T1 AT 04776523 T AT04776523 T AT 04776523T AT 04776523 T AT04776523 T AT 04776523T AT E368912 T1 ATE368912 T1 AT E368912T1
Authority
AT
Austria
Prior art keywords
tomographic
image reconstruction
reconstruction method
fan beam
beam data
Prior art date
Application number
AT04776523T
Other languages
English (en)
Inventor
Guang-Hong Chen
Charles Mistretta
Original Assignee
Wisconsin Alumni Res Found
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 Wisconsin Alumni Res Found filed Critical Wisconsin Alumni Res Found
Application granted granted Critical
Publication of ATE368912T1 publication Critical patent/ATE368912T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT04776523T 2003-06-20 2004-06-15 Tomographisches fourier- bildrekonstruktionsverfahren für fächerstrahl- daten ATE368912T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48013603P 2003-06-20 2003-06-20

Publications (1)

Publication Number Publication Date
ATE368912T1 true ATE368912T1 (de) 2007-08-15

Family

ID=34102635

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04776523T ATE368912T1 (de) 2003-06-20 2004-06-15 Tomographisches fourier- bildrekonstruktionsverfahren für fächerstrahl- daten

Country Status (5)

Country Link
US (1) US7209535B2 (de)
EP (1) EP1644897B1 (de)
AT (1) ATE368912T1 (de)
DE (1) DE602004007930T2 (de)
WO (1) WO2005010824A1 (de)

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EP1828985A1 (de) * 2004-11-24 2007-09-05 Wisconsin Alumni Research Foundation Fächerstrahl- und conusstrahl-bildrekonstruktion unter verwendung gefilterter rückprojektion differenzierter projektionsdaten
GB2423687B (en) * 2005-02-25 2010-04-28 Rapiscan Security Products Ltd X-ray security inspection machine
CN100443053C (zh) * 2005-04-29 2008-12-17 Ge医疗系统环球技术有限公司 信号处理方法与装置以及x射线ct装置
US7580138B2 (en) * 2005-07-12 2009-08-25 Sematech, Inc. Methods and systems for characterizing semiconductor materials
US7626712B2 (en) * 2005-07-12 2009-12-01 Sematech, Inc. Methods and systems for characterizing semiconductor materials
US20080302950A1 (en) * 2005-08-11 2008-12-11 The Brigham And Women's Hospital, Inc. System and Method for Performing Single Photon Emission Computed Tomography (Spect) with a Focal-Length Cone-Beam Collimation
CN100565336C (zh) * 2005-11-21 2009-12-02 清华大学 成像系统
US8213570B2 (en) 2006-02-27 2012-07-03 Rapiscan Systems, Inc. X-ray security inspection machine
US8442353B2 (en) * 2006-08-03 2013-05-14 The Regents Of The University Of California Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography
BRPI0715216A2 (pt) * 2006-08-03 2013-06-18 The Regents Of The University Of California mÉtodo para reconstruir uma representaÇço da imagem de um objeto a partir de suas projeÇÕes e para tratar imagens tomogrÁficas, e, produto de programa de computador
JP2011510757A (ja) * 2008-01-30 2011-04-07 ザ リージェンツ オブ ザ ユニヴァーシティー オブ カリフォルニア 対象の周囲を動的な束縛として使用することによる、トモグラフィにおける放射線量低減および画質向上
US8284892B2 (en) 2008-12-22 2012-10-09 General Electric Company System and method for image reconstruction
DE102009004580A1 (de) * 2009-01-14 2010-07-15 Siemens Aktiengesellschaft Abtast- und Rekonstruktionsverfahren eines CT-Systems und CT-System
WO2010127241A2 (en) * 2009-04-30 2010-11-04 The Regents Of The University Of California System and methods for fast implementation of equally-sloped tomography
US8204172B1 (en) 2010-03-17 2012-06-19 General Electric Company System and method of prior image constrained image reconstruction using short scan image data and objective function minimization
US10304217B2 (en) * 2012-07-30 2019-05-28 Toshiba Medical Systems Corporation Method and system for generating image using filtered backprojection with noise weighting and or prior in
JP2014113444A (ja) * 2012-11-16 2014-06-26 Sony Corp 画像処理装置、画像処理方法、およびプログラム
US9558570B2 (en) 2013-04-16 2017-01-31 The Research Foundation For The State University Of New York Iterative reconstruction for X-ray computed tomography using prior-image induced nonlocal regularization
US10345479B2 (en) 2015-09-16 2019-07-09 Rapiscan Systems, Inc. Portable X-ray scanner
US10134155B2 (en) 2016-11-21 2018-11-20 Elekta Limited Systems and methods for real-time imaging
WO2019230741A1 (ja) * 2018-05-28 2019-12-05 国立研究開発法人理化学研究所 角度オフセットによる断層画像データの取得方法、取得装置、および制御プログラム
US11270477B2 (en) * 2018-10-31 2022-03-08 General Electric Company Systems and methods for tailored image texture in iterative image reconstruction

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US4616318A (en) * 1983-06-07 1986-10-07 Elscint, Inc. System for reprojecting images using transform techniques
US4991093A (en) * 1985-08-21 1991-02-05 Exxon Research And Engineering Company Method for producing tomographic images using direct Fourier inversion
US5270926A (en) * 1990-12-21 1993-12-14 General Electric Company Method and apparatus for reconstructing a three-dimensional computerized tomography (CT) image of an object from incomplete cone beam projection data
US5257183A (en) * 1990-12-21 1993-10-26 General Electric Company Method and apparatus for converting cone beam X-ray projection data to planar integral and reconstructing a three-dimensional computerized tomography (CT) image of an object
EP0543573A2 (de) * 1991-11-20 1993-05-26 Exxon Research And Engineering Company Zweidimensionale Projektionenerzeugung von dreidimensionalen Datensätzen
US6219441B1 (en) * 1993-06-22 2001-04-17 General Electric Company Reconstruction of images from three-dimensional cone beam data
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US6687422B1 (en) * 2000-02-16 2004-02-03 The Cleveland Clinic Foundation Discrete image data interpolation using sub-unity shift

Also Published As

Publication number Publication date
WO2005010824A1 (en) 2005-02-03
DE602004007930D1 (de) 2007-09-13
US7209535B2 (en) 2007-04-24
EP1644897A1 (de) 2006-04-12
US20040258194A1 (en) 2004-12-23
EP1644897B1 (de) 2007-08-01
DE602004007930T2 (de) 2008-04-24

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