ATE534046T1 - Dynamische optimierung des signal- rausch- verhältnisses von doppelenergie-dämpfungsdaten für die rekonstruierung von bildern - Google Patents

Dynamische optimierung des signal- rausch- verhältnisses von doppelenergie-dämpfungsdaten für die rekonstruierung von bildern

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Publication number
ATE534046T1
ATE534046T1 AT07735120T AT07735120T ATE534046T1 AT E534046 T1 ATE534046 T1 AT E534046T1 AT 07735120 T AT07735120 T AT 07735120T AT 07735120 T AT07735120 T AT 07735120T AT E534046 T1 ATE534046 T1 AT E534046T1
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AT
Austria
Prior art keywords
noise ratio
signal
attenuation data
ray
reconstruction
Prior art date
Application number
AT07735120T
Other languages
English (en)
Inventor
Andy Ziegler
Ewald Roessl
Original Assignee
Koninkl 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.)
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Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE534046T1 publication Critical patent/ATE534046T1/de

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT07735120T 2006-03-29 2007-03-15 Dynamische optimierung des signal- rausch- verhältnisses von doppelenergie-dämpfungsdaten für die rekonstruierung von bildern ATE534046T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06111885 2006-03-29
PCT/IB2007/050884 WO2007110796A2 (en) 2006-03-29 2007-03-15 Dynamic optimization of the signal-to-noise ratio of dual-energy attenuation data for reconstructing images

Publications (1)

Publication Number Publication Date
ATE534046T1 true ATE534046T1 (de) 2011-12-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
AT07735120T ATE534046T1 (de) 2006-03-29 2007-03-15 Dynamische optimierung des signal- rausch- verhältnisses von doppelenergie-dämpfungsdaten für die rekonstruierung von bildern

Country Status (5)

Country Link
US (1) US8155422B2 (de)
EP (1) EP2002287B1 (de)
CN (1) CN101416073B (de)
AT (1) ATE534046T1 (de)
WO (1) WO2007110796A2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101900695B (zh) * 2009-05-27 2011-11-23 清华大学 伪双能欠采样物质识别***和方法
CN101897595B (zh) * 2009-05-28 2013-02-27 株式会社东芝 X射线计算机断层摄影***
KR20110032047A (ko) * 2009-09-22 2011-03-30 삼성전자주식회사 멀티-에너지 ｘ선 시스템 및 멀티-에너지 ｘ선 물질 분리 이미지 처리 장치와, 멀티-에너지 ｘ선 시스템의 물질 분리 이미지 처리 방법
US9004757B2 (en) * 2010-03-24 2015-04-14 PaloDEx Grou Oy Systems, assemblies, computer readable media and methods for medical imaging
US8422636B2 (en) 2010-10-12 2013-04-16 Ge Medical Systems Israel, Ltd. Photon counting and energy discriminating detector threshold calibration
GB2496126A (en) * 2011-10-31 2013-05-08 Univ Antwerpen Dynamic tomography angle selection using information function
DE102012202608B4 (de) * 2012-02-21 2019-11-14 Siemens Healthcare Gmbh Verfahren zum Durchführen einer Röntgenuntersuchung auf einem Röntgengerät
DE102013200400A1 (de) 2012-09-24 2014-05-28 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Bestimmung der durch das zu untersuchende Objekt verursachten Abschwächung der Röntgenstrahlung
TWI506272B (zh) * 2012-10-11 2015-11-01 Ind Tech Res Inst 影像重建方法與系統及影像建構方法與系統
CN103720482B (zh) 2012-10-11 2016-01-20 财团法人工业技术研究院 影像重建方法与***及影像建构方法与***
CN105122085B (zh) * 2013-10-09 2019-01-11 皇家飞利浦有限公司 利用调整的能量阈值用于生成能量分辨x射线图像的方法和设备
DE102014013082A1 (de) * 2014-09-09 2016-03-10 Forschungszentrum Jülich GmbH Anordnung für polarisierte Neutronenstrahlen und Verfahren zur Polarisationsanalyse
JP6746599B2 (ja) * 2015-02-23 2020-08-26 メイヨ フォンデーシヨン フォー メディカル エジュケーション アンド リサーチ 光子計数コンピュータ断層撮影のための画像技術パラメータを最適化する方法
US10078150B2 (en) 2015-04-14 2018-09-18 Board Of Regents, The University Of Texas System Detecting and quantifying materials in containers utilizing an inverse algorithm with adaptive regularization
JP7015781B2 (ja) * 2015-07-24 2022-02-03 フォト・ダイアグノスティック・システムズ，インコーポレイテッド 多重エネルギー（二重エネルギーを含む）コンピュータ断層撮影（ｃｔ）イメージングを行うための方法および装置
US10733792B2 (en) 2016-02-11 2020-08-04 Pie Medical Imaging B.V. Method and apparatus for user guidance for the choice of a two-dimensional angiographic projection
EP3206183A1 (de) 2016-02-11 2017-08-16 Pie Medical Imaging BV Verfahren und vorrichtung zur benutzerführung zur auswahl einer zweidimensionalen angiografischen projektion
US11317886B2 (en) * 2017-01-25 2022-05-03 Canon Medical Systems Corporation X-ray CT apparatus and imaging management apparatus
EP3378396A1 (de) 2017-03-23 2018-09-26 Koninklijke Philips N.V. Röntgenbilddatenverarbeitungsvorrichtung und verfahren
US10573030B2 (en) 2017-04-07 2020-02-25 Photo Diagnostic Systems, Inc. Method for artifact reduction using monoenergetic data in computed tomography
CN110361774B (zh) * 2019-07-18 2020-10-09 江苏康众数字医疗科技股份有限公司 测试x光探测器时间响应的装置及测试方法
EP3795082B1 (de) 2019-09-23 2022-06-29 Siemens Healthcare GmbH Verfahren und vorrichtung zur erzeugung eines spektralen computertomographie-bilddatensatzes
CN116568218B (zh) 2020-11-20 2024-04-30 帕伊医疗成像有限公司 基于病变壁剪切应力描述符计算心肌梗塞可能性的方法和***

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE347859B (de) * 1970-11-30 1972-08-14 Medinova Ab
US3854049A (en) * 1973-12-10 1974-12-10 Wisconsin Alumni Res Found Compensation for patient thickness variations in differential x-ray transmission imaging
US5115394A (en) * 1983-11-25 1992-05-19 Technicare Corporation Dual energy computerized tomography system
SU1261143A1 (ru) 1985-06-12 1986-09-30 Московский Ордена Трудового Красного Знамени Научно-Исследовательский Рентгенорадиологический Институт Устройство дл измерени высокого напр жени рентгеновского аппарата
US4868857A (en) 1987-10-30 1989-09-19 Duke University Variable compensation method and apparatus for radiological images
US5081659A (en) * 1987-10-30 1992-01-14 Duke University Variable compensation method and apparatus for radiological images
US6285741B1 (en) 1998-08-25 2001-09-04 General Electric Company Methods and apparatus for automatic image noise reduction
US6683934B1 (en) * 2000-06-05 2004-01-27 General Electric Company Dual energy x-ray imaging system and method for radiography and mammography
US6408050B1 (en) * 2000-09-14 2002-06-18 Ge Medical Systems Global Technology Company, Llc X-ray detector and method for tissue specific image
AU2001294697A1 (en) * 2000-09-29 2002-04-08 Analogic Corporation Method of and system for improving the signal to noise characteristics of imagesfrom a digital
WO2002038045A2 (en) * 2000-11-08 2002-05-16 The Johns Hopkins University Techniques for deriving tissue structure from multiple projection dual-energy x-ray absorptiometry
US7187794B2 (en) 2001-10-18 2007-03-06 Research Foundation Of State University Of New York Noise treatment of low-dose computed tomography projections and images
DE10237546B4 (de) 2002-08-16 2007-11-29 Siemens Ag Röntgen-Computertomographie-Gerät mit Filter
US7769138B2 (en) 2004-03-29 2010-08-03 Cmt Medical Technologies Ltd. Apparatus and method of improved angiographic imaging
US7190757B2 (en) * 2004-05-21 2007-03-13 Analogic Corporation Method of and system for computing effective atomic number images in multi-energy computed tomography
US7583779B2 (en) * 2004-11-24 2009-09-01 General Electric Company System and method for acquisition and reconstruction of contrast-enhanced, artifact-reduced CT images
DE602007003203D1 (de) * 2006-03-29 2009-12-24 Philips Intellectual Property Rauschminderung bei doppelenergie-röntgenbildgebung
US7826587B1 (en) * 2009-09-11 2010-11-02 General Electric Company System and method of fast kVp switching for dual energy CT

Also Published As

Publication number Publication date
EP2002287B1 (de) 2011-11-16
EP2002287A2 (de) 2008-12-17
WO2007110796A3 (en) 2008-01-24
WO2007110796A2 (en) 2007-10-04
CN101416073B (zh) 2012-06-13
US20100232669A1 (en) 2010-09-16
CN101416073A (zh) 2009-04-22
US8155422B2 (en) 2012-04-10

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