JP2019520885A5 - - Google Patents

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JP2019520885A5
JP2019520885A5 JP2018563732A JP2018563732A JP2019520885A5 JP 2019520885 A5 JP2019520885 A5 JP 2019520885A5 JP 2018563732 A JP2018563732 A JP 2018563732A JP 2018563732 A JP2018563732 A JP 2018563732A JP 2019520885 A5 JP2019520885 A5 JP 2019520885A5
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Japan
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image data
spectral image
spatial frequency
function
spectral
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JP2018563732A
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JP2019520885A (ja
JP6894928B2 (ja
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Priority claimed from PCT/EP2017/063079 external-priority patent/WO2017211625A1/en
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JP2018563732A 2016-06-07 2017-05-31 スペクトル及び非スペクトル物質分解を組み合わせることによる定量的撮像の精度及び分解能の向上 Expired - Fee Related JP6894928B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16173360.5 2016-06-07
EP16173360 2016-06-07
PCT/EP2017/063079 WO2017211625A1 (en) 2016-06-07 2017-05-31 Improved precision and resolution of quantitative imaging by combining spectral and non-spectral material decomposition

Publications (3)

Publication Number Publication Date
JP2019520885A JP2019520885A (ja) 2019-07-25
JP2019520885A5 true JP2019520885A5 (OSRAM) 2020-01-30
JP6894928B2 JP6894928B2 (ja) 2021-06-30

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JP2018563732A Expired - Fee Related JP6894928B2 (ja) 2016-06-07 2017-05-31 スペクトル及び非スペクトル物質分解を組み合わせることによる定量的撮像の精度及び分解能の向上

Country Status (5)

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US (1) US10561378B2 (OSRAM)
EP (1) EP3429474B1 (OSRAM)
JP (1) JP6894928B2 (OSRAM)
CN (1) CN109195526B (OSRAM)
WO (1) WO2017211625A1 (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6894928B2 (ja) * 2016-06-07 2021-06-30 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． スペクトル及び非スペクトル物質分解を組み合わせることによる定量的撮像の精度及び分解能の向上
CN109478325A (zh) * 2016-07-19 2019-03-15 唯盼健康科技有限公司 用于临床决策优化的系统和装置
JP7224115B2 (ja) * 2018-06-12 2023-02-17 キヤノンメディカルシステムズ株式会社 乳房用ｘ線撮影装置及びプログラム
FR3082945B1 (fr) * 2018-06-22 2020-06-05 Commissariat A L'energie Atomique Et Aux Energies Alternatives Procede de caracterisation d'un objet par imagerie spectrale
CN112334950B (zh) * 2018-06-29 2024-09-20 皇家飞利浦有限公司 被配置为从kvp切换多能量采集中生成非谱体积图像数据的成像系统
JP7373323B2 (ja) * 2019-09-02 2023-11-02 キヤノン株式会社 画像処理装置、放射線撮像システム、画像処理方法及びプログラム
BR112022010084A2 (pt) 2019-11-27 2022-08-30 Ka Imaging Inc Método e aparelho para ajuste espectral em geração de imagem de raio-x digital
JP7321359B2 (ja) * 2020-03-18 2023-08-04 富士フイルム株式会社 画像処理装置、方法およびプログラム
EP3922178A1 (en) * 2020-06-08 2021-12-15 Koninklijke Philips N.V. Spectral dark-field imaging
GB202010219D0 (en) * 2020-07-03 2020-08-19 Volpara Health Tech Limited A system and method for the quantification of contrast agent

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0659280B2 (ja) * 1989-04-19 1994-08-10 松下電器産業株式会社 Ｘ線画像処理装置
JP2640582B2 (ja) * 1991-04-18 1997-08-13 富士写真フイルム株式会社 エネルギーサブトラクション画像生成方法
US7668289B2 (en) 2005-04-29 2010-02-23 Koninklijke Philips Electronics N.V. Energy-resolved photon counting for CT
US7372934B2 (en) * 2005-12-22 2008-05-13 General Electric Company Method for performing image reconstruction using hybrid computed tomography detectors
JP4895204B2 (ja) * 2007-03-22 2012-03-14 富士フイルム株式会社 画像成分分離装置、方法、およびプログラム、ならびに、正常画像生成装置、方法、およびプログラム
DE102008034314B4 (de) * 2008-07-23 2016-07-07 Siemens Healthcare Gmbh Computersystem zur Differenzierung und Darstellung bewegter und unbewegter Herzregionen eines Patienten in der Röntgen-CT
DE102009010501A1 (de) * 2009-02-25 2010-09-09 Siemens Aktiengesellschaft Verfahren zur Rauschreduktion von CT-Bilddaten und Bildbearbeitungssystem
DE102009036232A1 (de) * 2009-08-05 2011-02-17 Siemens Aktiengesellschaft CT-Bildrekonstruktion für eine verbesserte Zeitauflösung in der Cardio-CT
JP5611663B2 (ja) * 2010-05-17 2014-10-22 株式会社東芝 Ｘ線コンピュータ断層撮影装置及び画像処理装置
KR101486776B1 (ko) * 2010-07-29 2015-01-29 삼성전자주식회사 영상 처리 방법 및 장치와 이를 채용한 의료영상시스템
WO2013027138A1 (en) * 2011-08-19 2013-02-28 Koninklijke Philips Electronics N.V. Frequency dependent combination of x-ray images of different modalities
DE102011083727B4 (de) * 2011-09-29 2021-12-30 Siemens Healthcare Gmbh Verfahren zur Erzeugung eines rauschreduzierten CT-Bilddatensatzes, Rechensystem und CT-System
WO2013076662A1 (en) 2011-11-25 2013-05-30 Koninklijke Philips Electronics N.V. Spectral image processing in x-ray imaging
WO2014080311A1 (en) * 2012-11-26 2014-05-30 Koninklijke Philips N.V. Projection data de-noising
US9861324B2 (en) 2013-04-23 2018-01-09 Virginia Tech Intellectual Properties, Inc. Hybrid detector modules and dynamic thresholding for spectral CT
JP6305692B2 (ja) * 2013-05-28 2018-04-04 キヤノンメディカルシステムズ株式会社 Ｘ線診断装置
WO2015011587A1 (en) 2013-07-23 2015-01-29 Koninklijke Philips N.V. Hybrid (spectral/non-spectral) imaging detector array and corresponding processing electronics
RU2016124115A (ru) 2013-11-20 2017-12-25 Конинклейке Филипс Н.В. Обработка двухэнергетических спектральных маммографических изображений
US20150178957A1 (en) 2013-12-20 2015-06-25 Toshiba Medical Systems Corporation Iterative reconstruction for spectral ct based upon combined data of full views of intensity data and sparse views of spectral data
US9449385B2 (en) 2014-06-02 2016-09-20 Toshiba Medical Systems Corporation Reconstruction of computed tomography images using combined third-generation and fourth-generation projection data
CN106471393B (zh) * 2014-06-27 2019-11-26 皇家飞利浦有限公司 用于光子计数应用的谱材料分解
JP6165809B2 (ja) * 2014-09-19 2017-07-19 富士フイルム株式会社 断層画像生成装置、方法およびプログラム
WO2016078958A1 (en) * 2014-11-20 2016-05-26 Koninklijke Philips N.V. Method for generation of synthetic mammograms from tomosynthesis data
DE102015208905A1 (de) * 2015-05-13 2016-11-17 Siemens Healthcare Gmbh Verfahren zum Erzeugen eines Bildes
JP6894928B2 (ja) * 2016-06-07 2021-06-30 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． スペクトル及び非スペクトル物質分解を組み合わせることによる定量的撮像の精度及び分解能の向上

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