RU2734452C2 - Компенсация темнового тока - Google Patents

Компенсация темнового тока Download PDF

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Publication number
RU2734452C2
RU2734452C2 RU2018122963A RU2018122963A RU2734452C2 RU 2734452 C2 RU2734452 C2 RU 2734452C2 RU 2018122963 A RU2018122963 A RU 2018122963A RU 2018122963 A RU2018122963 A RU 2018122963A RU 2734452 C2 RU2734452 C2 RU 2734452C2
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RU
Russia
Prior art keywords
radiation
dark current
pixels
detector
compensation
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RU2018122963A
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English (en)
Russian (ru)
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RU2018122963A3 (enExample
RU2018122963A (ru
Inventor
БУКЕР Роджер СТЕДМЭН
Эвальд РЕССЛЬ
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Конинклейке Филипс Н.В.
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Publication of RU2018122963A publication Critical patent/RU2018122963A/ru
Publication of RU2018122963A3 publication Critical patent/RU2018122963A3/ru
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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
    • G01T1/16—Measuring radiation intensity
    • G01T1/24—Measuring radiation intensity with semiconductor detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/24—Measuring radiation intensity with semiconductor detectors
    • G01T1/244—Auxiliary details, e.g. casings, cooling, damping or insulation against damage by, e.g. heat, pressure or the like

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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)
  • Measurement Of Radiation (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Light Receiving Elements (AREA)
RU2018122963A 2015-11-26 2016-11-23 Компенсация темнового тока RU2734452C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15196524 2015-11-26
EP15196524.1 2015-11-26
PCT/EP2016/078481 WO2017089363A1 (en) 2015-11-26 2016-11-23 Dark current compensation

Publications (3)

Publication Number Publication Date
RU2018122963A RU2018122963A (ru) 2019-12-26
RU2018122963A3 RU2018122963A3 (enExample) 2020-02-10
RU2734452C2 true RU2734452C2 (ru) 2020-10-16

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RU2018122963A RU2734452C2 (ru) 2015-11-26 2016-11-23 Компенсация темнового тока

Country Status (6)

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US (1) US10267928B2 (enExample)
EP (1) EP3380870A1 (enExample)
JP (1) JP6924755B2 (enExample)
CN (1) CN108291973B (enExample)
RU (1) RU2734452C2 (enExample)
WO (1) WO2017089363A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3658960B1 (en) 2017-07-26 2022-09-07 Shenzhen Xpectvision Technology Co., Ltd. X-ray detector capable of managing charge sharing at its periphery
EP3444826A1 (en) * 2017-08-14 2019-02-20 Koninklijke Philips N.V. Low profile anti scatter and anti charge sharing grid for photon counting computed tomography
EP3704514A4 (en) * 2017-10-30 2021-04-21 Shenzhen Xpectvision Technology Co., Ltd. DARK NOISE COMPENSATION IN A RADIATION DETECTOR
EP3567405A1 (en) 2018-05-08 2019-11-13 Koninklijke Philips N.V. Photon counting spectral ct
US10813607B2 (en) * 2018-06-27 2020-10-27 Prismatic Sensors Ab X-ray sensor, method for constructing an x-ray sensor and an x-ray imaging system comprising such an x-ray sensor
CN116507283A (zh) * 2020-09-18 2023-07-28 美国亚德诺半导体公司 用于光子计数计算机断层扫描的δ调制基线恢复
US11985438B2 (en) 2021-03-18 2024-05-14 Taiwan Semiconductor Manufacturing Company, Ltd. Pixel array including dark pixel sensors
JP7439027B2 (ja) * 2021-09-08 2024-02-27 富士フイルムヘルスケア株式会社 放射線撮像装置及び放射線検出器
CN118604868A (zh) * 2024-05-28 2024-09-06 福建福清核电有限公司 一种位置灵敏型门式辐射探测器干扰隔离装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080099689A1 (en) * 2006-10-31 2008-05-01 Einar Nygard Photon counting imaging detector system
WO2010007544A1 (en) * 2008-07-14 2010-01-21 Koninklijke Philips Electronics N.V. Anti-scatter grid
RU2411542C2 (ru) * 2005-04-22 2011-02-10 Конинклейке Филипс Электроникс Н.В. Цифровой кремниевый фотоумножитель для врп-пэт
US20110248175A1 (en) * 2008-12-15 2011-10-13 Koninklijke Philips Electronics N.V. Temperature compensation circuit for silicon photomultipliers and other single photon counters
US20140014818A1 (en) * 2012-07-13 2014-01-16 Young Sung CHO Pixel array, image sensor including the same, and method of compensating for local dark current

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4100739B2 (ja) 1996-10-24 2008-06-11 キヤノン株式会社 光電変換装置
DE19734717A1 (de) * 1997-08-11 1999-02-25 Sirona Dental Systems Gmbh Verfahren zur Kompensation des Dunkelstroms bei der Erstellung von zahnärztlichen Panorama- und/oder cephalometrischen Schichtaufnahmen
JP3832615B2 (ja) * 1999-08-26 2006-10-11 株式会社島津製作所 放射線検出装置
GB2370960A (en) 2001-01-05 2002-07-10 Spectral Fusion Technologies L Partially shielded photodiode array
JP2001340324A (ja) * 2001-03-16 2001-12-11 Toshiba Medical System Co Ltd Ｘ線検出器及びそれを使ったｘ線診断装置
JP4723767B2 (ja) * 2001-09-13 2011-07-13 株式会社東芝 Ｘ線画像診断装置
JP2003209665A (ja) 2002-01-16 2003-07-25 Fuji Photo Film Co Ltd 画像読取方法および画像記録読取装置
CN100477239C (zh) * 2002-08-09 2009-04-08 浜松光子学株式会社 光电二极管阵列和放射线检测器
US20110168892A1 (en) 2005-01-06 2011-07-14 Koninklijke Philips Electronics N.V. Pixel Implemented Current Amplifier
JP4555785B2 (ja) 2006-02-10 2010-10-06 シャープ株式会社 固定パターン雑音除去装置、固体撮像装置、電子機器、及び固定パターン雑音除去プログラム
EP2070313B1 (en) 2006-09-25 2012-05-02 Philips Intellectual Property & Standards GmbH Compensation of leakage current and residual signals for integrating detector based on direct x-ray conversion
JP4462299B2 (ja) * 2007-07-17 2010-05-12 ソニー株式会社 撮像装置、および画像処理方法、並びにコンピュータ・プログラム
EP2276408B1 (en) * 2008-05-08 2019-07-10 Arineta Ltd. X ray imaging system with scatter radiation correction and method of using same
JP2009284424A (ja) 2008-05-26 2009-12-03 Sony Corp 撮像装置、撮像方法及びプログラム
EP2356486A2 (en) * 2008-11-10 2011-08-17 Koninklijke Philips Electronics N.V. Converter element for a radiation detector
EP2404196B1 (en) 2009-03-06 2013-10-16 Koninklijke Philips N.V. Temperature compensation and control circuit for single photon counters
JP2012045044A (ja) * 2010-08-24 2012-03-08 Fujifilm Corp 放射線画像検出装置
CN103314307B (zh) 2011-01-10 2016-04-13 皇家飞利浦电子股份有限公司 用于探测由辐射源发射的光子的探测装置
JP2014048171A (ja) * 2012-08-31 2014-03-17 Tele Systems:Kk 放射線検出器に駆動用のバイアス電圧を供給する装置及びその方法
US9510792B2 (en) * 2013-05-17 2016-12-06 Toshiba Medical Systems Corporation Apparatus and method for collimating X-rays in spectral computer tomography imaging
JP2015021843A (ja) * 2013-07-19 2015-02-02 株式会社島津製作所 放射線検出器、放射線検出装置及び放射線分析装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2411542C2 (ru) * 2005-04-22 2011-02-10 Конинклейке Филипс Электроникс Н.В. Цифровой кремниевый фотоумножитель для врп-пэт
US20080099689A1 (en) * 2006-10-31 2008-05-01 Einar Nygard Photon counting imaging detector system
WO2010007544A1 (en) * 2008-07-14 2010-01-21 Koninklijke Philips Electronics N.V. Anti-scatter grid
US20110248175A1 (en) * 2008-12-15 2011-10-13 Koninklijke Philips Electronics N.V. Temperature compensation circuit for silicon photomultipliers and other single photon counters
US20140014818A1 (en) * 2012-07-13 2014-01-16 Young Sung CHO Pixel array, image sensor including the same, and method of compensating for local dark current

Also Published As

Publication number Publication date
US10267928B2 (en) 2019-04-23
WO2017089363A1 (en) 2017-06-01
CN108291973A (zh) 2018-07-17
JP2019504297A (ja) 2019-02-14
RU2018122963A3 (enExample) 2020-02-10
JP6924755B2 (ja) 2021-08-25
EP3380870A1 (en) 2018-10-03
CN108291973B (zh) 2022-09-09
RU2018122963A (ru) 2019-12-26
US20180321395A1 (en) 2018-11-08

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