JP2017528688A5 - - Google Patents
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- JP2017528688A5 JP2017528688A5 JP2016574952A JP2016574952A JP2017528688A5 JP 2017528688 A5 JP2017528688 A5 JP 2017528688A5 JP 2016574952 A JP2016574952 A JP 2016574952A JP 2016574952 A JP2016574952 A JP 2016574952A JP 2017528688 A5 JP2017528688 A5 JP 2017528688A5
- Authority
- JP
- Japan
- Prior art keywords
- signal model
- physical quantity
- signal
- detector system
- count rate
- 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.)
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- 238000000034 method Methods 0.000 claims 20
- 230000005855 radiation Effects 0.000 claims 4
- 238000004590 computer program Methods 0.000 claims 2
- 230000003993 interaction Effects 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000001186 cumulative effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000005316 response function Methods 0.000 claims 1
- 230000003595 spectral effect Effects 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14174799 | 2014-06-27 | ||
| EP14174799.8 | 2014-06-27 | ||
| PCT/EP2015/064447 WO2015197786A1 (en) | 2014-06-27 | 2015-06-25 | Spectral material decomposition for photon-counting applications |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017528688A JP2017528688A (ja) | 2017-09-28 |
| JP2017528688A5 true JP2017528688A5 (https=) | 2018-07-26 |
| JP6708561B2 JP6708561B2 (ja) | 2020-06-10 |
Family
ID=50982858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016574952A Active JP6708561B2 (ja) | 2014-06-27 | 2015-06-25 | 放射線信号の処理方法、当該方法を実施する信号処理装置、コンピュータプログラム、当該プログラムを記憶したコンピュータ可読媒体 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11020070B2 (https=) |
| EP (1) | EP3160351B1 (https=) |
| JP (1) | JP6708561B2 (https=) |
| CN (1) | CN106471393B (https=) |
| WO (1) | WO2015197786A1 (https=) |
Families Citing this family (12)
| 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 |
| EP3479145B1 (en) | 2016-06-29 | 2022-01-26 | Koninklijke Philips N.V. | Photon-counting computed tomography |
| AU2018202912B1 (en) * | 2018-04-27 | 2019-06-20 | Southern Innovation International Pty Ltd | Input count rate estimation in radiation pulse detectors |
| US10928527B2 (en) | 2018-11-09 | 2021-02-23 | Redlen Technologies, Inc. | Charge sharing correction methods for pixelated radiation detector arrays |
| US10679385B1 (en) * | 2018-12-17 | 2020-06-09 | General Electric Company | System and method for statistical iterative reconstruction and material decomposition |
| EP3942337B1 (en) * | 2019-03-22 | 2026-03-04 | Southern Innovation International Pty Ltd | Radiation detection with non-parametric decompounding of pulse pile-up |
| EP3842839A1 (en) * | 2019-12-27 | 2021-06-30 | Koninklijke Philips N.V. | Compensation of polarization effects in photon counting detectors |
| CN113282867B (zh) * | 2020-02-19 | 2025-01-10 | 清华大学 | 放射性核素的辐射剂量率的预测方法、装置、设备及介质 |
| CN113569404A (zh) * | 2021-07-23 | 2021-10-29 | 扬州大学 | 一种基于Geant4平台仿真精确获取相衬成像参数的方法 |
| US12102471B2 (en) * | 2022-04-14 | 2024-10-01 | Canon Medical Systems Corporation | Iterative method for material decomposition calibration in a full size photon counting computed tomography system |
| CN115483981B (zh) * | 2022-08-30 | 2025-09-23 | 中国工商银行股份有限公司 | 光子响应信号处理方法及装置 |
| WO2024130309A1 (en) * | 2022-12-22 | 2024-06-27 | Southern Innovation International Pty Ltd | Input count rate measurement |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6973158B2 (en) * | 2003-06-25 | 2005-12-06 | Besson Guy M | Multi-target X-ray tube for dynamic multi-spectral limited-angle CT imaging |
| US8076646B2 (en) * | 2004-06-28 | 2011-12-13 | Siemens Medical Solutions Usa, Inc. | Burst-mode readout for solid state radiation detectors using partitioned pipeline architecture |
| US7599465B2 (en) * | 2004-11-19 | 2009-10-06 | General Electric Company | Detection of thrombi in CT using energy discrimination |
| US20070076842A1 (en) * | 2005-09-30 | 2007-04-05 | Tkaczyk John E | Adaptable energy discriminating computed tomography system |
| US7208739B1 (en) * | 2005-11-30 | 2007-04-24 | General Electric Company | Method and apparatus for correction of pileup and charge sharing in x-ray images with energy resolution |
| JP5498787B2 (ja) * | 2006-08-15 | 2014-05-21 | コーニンクレッカ フィリップス エヌ ヴェ | エネルギー感受性コンピュータ断層撮影における動き補償 |
| US20100193700A1 (en) * | 2007-06-01 | 2010-08-05 | Koninklijke Philips Electronics N.V. | Spectral photon counting detector |
| US8338791B2 (en) * | 2007-06-19 | 2012-12-25 | Koninklijke Philips Electronics N.V. | Digital pulse processing for multi-spectral photon counting readout circuits |
| JP5581333B2 (ja) * | 2008-12-18 | 2014-08-27 | サザン イノヴェーション インターナショナル プロプライアトリー リミテッド | 数学的変換を使用することによってパイルアップされたパルスを分離する方法および装置 |
| US8378310B2 (en) * | 2009-02-11 | 2013-02-19 | Prismatic Sensors Ab | Image quality in photon counting-mode detector systems |
| US8198577B2 (en) * | 2009-02-25 | 2012-06-12 | Caeleste Cvba | High dynamic range analog X-ray photon counting |
| CN101561507B (zh) * | 2009-05-21 | 2012-07-04 | 清华大学 | 射线探测器的射线能量检测方法 |
| JP5480741B2 (ja) | 2010-07-26 | 2014-04-23 | ミネベア株式会社 | 面対向型レゾルバのインシュレータおよび面対向型レゾルバ |
| WO2012029496A1 (ja) * | 2010-09-02 | 2012-03-08 | 株式会社日立製作所 | 放射線計測装置 |
| JP5198546B2 (ja) | 2010-12-03 | 2013-05-15 | 株式会社日立ハイテクノロジーズ | 回路パターン検査方法、及び回路パターン検査システム |
| CN102073059B (zh) * | 2010-12-31 | 2013-05-22 | 华中科技大学 | 一种数字化pileup波形处理方法及系统 |
| EP2710413B1 (en) * | 2011-05-17 | 2016-12-14 | Services Pétroliers Schlumberger | High throughput pulse height analyzer |
| US8309933B1 (en) * | 2011-06-03 | 2012-11-13 | Kabushiki Kaisha Toshiba | Count rate adaptive filter for medical imaging systems |
| IN2014CN01055A (https=) * | 2011-08-30 | 2015-04-10 | Koninkl Philips Nv | |
| US9057798B2 (en) | 2011-11-07 | 2015-06-16 | Pgs Geophysical As | Adjustable sensor streamer stretch section for noise control for geophysical sensor streamers |
| WO2013188957A1 (en) * | 2012-06-18 | 2013-12-27 | University Health Network | Method and system for compressed sensing image reconstruction |
| EP2867702B1 (en) | 2012-06-27 | 2020-03-25 | Koninklijke Philips N.V. | Spectral photon counting detector |
| US9651506B2 (en) * | 2013-01-31 | 2017-05-16 | The Johns Hopkins University | Spectral response effects (SRE) compensation method for photon counting detectors (PCDs) |
| US9155516B2 (en) * | 2013-02-19 | 2015-10-13 | Kabushiki Kaisha Toshiba | Apparatus and method for count loss calibration of photon-counting detectors in spectral computed tomography imaging |
| US9128194B2 (en) * | 2013-04-19 | 2015-09-08 | Kabushiki Kaisha Toshiba | Pileup correction method for a photon-counting detector |
| DE102013218692B4 (de) * | 2013-09-18 | 2022-09-08 | Siemens Healthcare Gmbh | Detektion von Röntgenstrahlung |
| US9488739B2 (en) * | 2013-12-18 | 2016-11-08 | The Board Of Trustees Of The Leland Stanford Junior University | Spectral imaging system and method |
| US9220469B2 (en) * | 2013-12-31 | 2015-12-29 | General Electric Company | Systems and methods for correcting detector errors in computed tomography imaging |
| JP6178272B2 (ja) * | 2014-03-24 | 2017-08-09 | 株式会社東芝 | 放射線計測装置、および放射線計測プログラム |
| EP3129957B1 (en) * | 2014-04-07 | 2019-06-12 | Prismatic Sensors AB | Spectral x-ray imaging |
| US10145968B2 (en) * | 2014-05-12 | 2018-12-04 | Purdue Research Foundation | Linear fitting of multi-threshold counting data |
| US9508165B1 (en) * | 2015-06-30 | 2016-11-29 | General Electric Company | Systems and methods for peak tracking and gain adjustment |
-
2015
- 2015-06-25 US US15/317,143 patent/US11020070B2/en active Active
- 2015-06-25 WO PCT/EP2015/064447 patent/WO2015197786A1/en not_active Ceased
- 2015-06-25 CN CN201580034995.6A patent/CN106471393B/zh active Active
- 2015-06-25 JP JP2016574952A patent/JP6708561B2/ja active Active
- 2015-06-25 EP EP15731591.2A patent/EP3160351B1/en active Active
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