DE602005003647D1 - Windmühlen-artefaktreduktion bei der mehrschicht-ct-rekonstruktion - Google Patents

Windmühlen-artefaktreduktion bei der mehrschicht-ct-rekonstruktion

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Publication number
DE602005003647D1
DE602005003647D1 DE602005003647T DE602005003647T DE602005003647D1 DE 602005003647 D1 DE602005003647 D1 DE 602005003647D1 DE 602005003647 T DE602005003647 T DE 602005003647T DE 602005003647 T DE602005003647 T DE 602005003647T DE 602005003647 D1 DE602005003647 D1 DE 602005003647D1
Authority
DE
Germany
Prior art keywords
windmill
filtered
field
image data
data
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.)
Active
Application number
DE602005003647T
Other languages
English (en)
Other versions
DE602005003647T2 (de
Inventor
Gilad Shechter
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE602005003647D1 publication Critical patent/DE602005003647D1/de
Application granted granted Critical
Publication of DE602005003647T2 publication Critical patent/DE602005003647T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Wind Motors (AREA)
  • Image Generation (AREA)
DE602005003647T 2004-01-29 2005-01-06 Windmühlen-artefaktreduktion bei der mehrschicht-ct-rekonstruktion Active DE602005003647T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US54028004P 2004-01-29 2004-01-29
US540280P 2004-01-29
PCT/IB2005/050081 WO2005073922A1 (en) 2004-01-29 2005-01-06 Windmill artifact reduction in multi-slice ct reconstruction

Publications (2)

Publication Number Publication Date
DE602005003647D1 true DE602005003647D1 (de) 2008-01-17
DE602005003647T2 DE602005003647T2 (de) 2008-10-30

Family

ID=34826208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005003647T Active DE602005003647T2 (de) 2004-01-29 2005-01-06 Windmühlen-artefaktreduktion bei der mehrschicht-ct-rekonstruktion

Country Status (6)

Country Link
EP (1) EP1714254B1 (de)
JP (1) JP2007519460A (de)
CN (1) CN100481130C (de)
AT (1) ATE380373T1 (de)
DE (1) DE602005003647T2 (de)
WO (1) WO2005073922A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8045776B2 (en) * 2007-03-06 2011-10-25 General Electric Company Geometry-dependent filtering in CT method and apparatus
DE102008052691A1 (de) 2008-10-22 2010-04-29 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Rekonstruktion und Visualisierung von Volumendaten auf der Basis allgemeiner Projektionsdaten
RU2543547C2 (ru) 2009-10-06 2015-03-10 Конинклейке Филипс Электроникс Н.В. Способ уменьшения артефактов в изображениях конусно-лучевой компьютерной томографии
JP5872212B2 (ja) * 2011-09-08 2016-03-01 株式会社東芝 マルチスライスｃｔ装置及びデータ前処理方法
CN102621681B (zh) * 2012-03-09 2014-07-16 李华 用于量子显微ct锥形光束成像衰减补偿系统的控制方法
CN104978717A (zh) * 2015-06-11 2015-10-14 沈阳东软医疗系统有限公司 Ct重建图像的处理方法、装置及设备
CN108460740B (zh) * 2018-03-06 2021-12-14 赛诺威盛科技(北京)股份有限公司 Ct螺旋重建图像伪影去除方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4025530B2 (ja) * 2001-10-24 2007-12-19 株式会社日立メディコ Ｘ線ｃｔ装置

Also Published As

Publication number Publication date
EP1714254A1 (de) 2006-10-25
DE602005003647T2 (de) 2008-10-30
CN1914644A (zh) 2007-02-14
ATE380373T1 (de) 2007-12-15
EP1714254B1 (de) 2007-12-05
WO2005073922A1 (en) 2005-08-11
CN100481130C (zh) 2009-04-22
JP2007519460A (ja) 2007-07-19

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