JP6644872B2 - 光子計数装置及び方法 - Google Patents

光子計数装置及び方法 Download PDF

Info

Publication number
JP6644872B2
JP6644872B2 JP2018510361A JP2018510361A JP6644872B2 JP 6644872 B2 JP6644872 B2 JP 6644872B2 JP 2018510361 A JP2018510361 A JP 2018510361A JP 2018510361 A JP2018510361 A JP 2018510361A JP 6644872 B2 JP6644872 B2 JP 6644872B2
Authority
JP
Japan
Prior art keywords
pulse
photon
counting device
adjacent
energy
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
JP2018510361A
Other languages
English (en)
Japanese (ja)
Other versions
JP2018528423A5 (https=
JP2018528423A (ja
Inventor
ブッカー ロジャー ステッドマン
ブッカー ロジャー ステッドマン
エワルド レッスル
エワルド レッスル
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 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 NV filed Critical Koninklijke Philips NV
Publication of JP2018528423A publication Critical patent/JP2018528423A/ja
Publication of JP2018528423A5 publication Critical patent/JP2018528423A5/ja
Application granted granted Critical
Publication of JP6644872B2 publication Critical patent/JP6644872B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G01T1/17—Circuit arrangements not adapted to a particular type of detector
    • 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
    • G01T1/247—Detector read-out circuitry
    • 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
    • G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
    • G01T1/2928—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras using solid state detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/44—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array
    • H04N25/445—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array by skipping some contiguous pixels within the read portion of the array
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J2001/4413—Type
    • G01J2001/442—Single-photon detection or photon counting

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Measurement Of Radiation (AREA)
  • Light Receiving Elements (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP2018510361A 2015-08-27 2016-07-29 光子計数装置及び方法 Active JP6644872B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15182717.7 2015-08-27
EP15182717 2015-08-27
PCT/EP2016/068131 WO2017032548A1 (en) 2015-08-27 2016-07-29 Photon counting device and method

Publications (3)

Publication Number Publication Date
JP2018528423A JP2018528423A (ja) 2018-09-27
JP2018528423A5 JP2018528423A5 (https=) 2019-06-27
JP6644872B2 true JP6644872B2 (ja) 2020-02-12

Family

ID=54010975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018510361A Active JP6644872B2 (ja) 2015-08-27 2016-07-29 光子計数装置及び方法

Country Status (5)

Country Link
US (1) US10365380B2 (https=)
EP (1) EP3341755B1 (https=)
JP (1) JP6644872B2 (https=)
CN (1) CN108139487B (https=)
WO (1) WO2017032548A1 (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017085304A1 (en) * 2015-11-20 2017-05-26 Koninklijke Philips N.V. Detection values determination system
US10575800B2 (en) * 2017-03-08 2020-03-03 Prismatic Sensors Ab Increased spatial resolution for photon-counting edge-on x-ray detectors
US10422887B2 (en) * 2017-04-06 2019-09-24 Prismatic Sensors Ab Photon-counting x-ray detector system having an adaptive anti-coincidence system
US20190154852A1 (en) * 2017-11-16 2019-05-23 NueVue Solutions, Inc. Analog Direct Digital X-Ray Photon Counting Detector For Resolving Photon Energy In Spectral X-Ray CT
EP3508887A1 (en) 2018-01-09 2019-07-10 Koninklijke Philips N.V. Charge sharing calibration method and system
US10826606B1 (en) * 2018-08-14 2020-11-03 Leidos, Inc. Quantum detection and tracking of pulsed optical signals
JP7152912B2 (ja) * 2018-09-06 2022-10-13 キヤノン株式会社 光電変換装置及び撮像システム
CN109272099B (zh) * 2018-09-19 2022-07-15 上海星秒光电科技有限公司 符合计数管理方法及装置
US12553817B2 (en) * 2018-12-17 2026-02-17 Miftek Corporation Photon counting and multi-spot spectroscopy
EP3709059A1 (en) * 2019-03-14 2020-09-16 Koninklijke Philips N.V. Charge sharing compensation with sampled discriminators
WO2020223605A1 (en) * 2019-05-01 2020-11-05 The Regents Of The University Of California System and method for charge sharing compensation for x-ray photon counting detectors
US11246547B2 (en) * 2019-07-22 2022-02-15 Redlen Technologies, Inc. Compensation for charge sharing between detector pixels in a pixilated radiation detector
EP3799787A1 (en) 2019-10-01 2021-04-07 Koninklijke Philips N.V. Detector for a dark-field; phase-contrast and attenuation interferometric imaging system
EP3839576B1 (de) * 2019-12-18 2025-09-10 Siemens Healthineers AG Photonenzählender röntgendetektor und verfahren zum betreiben eines photonenzählenden röntgendetektors
EP3855725A1 (en) 2020-01-21 2021-07-28 Paul Scherrer Institut Single photon counting detectors in strip or pixel design having digital inter-pixel communication and logic
US12468050B2 (en) * 2020-01-27 2025-11-11 The Johns Hopkins University Direct energy windowing for photon counting detectors
WO2021154851A1 (en) 2020-01-27 2021-08-05 The Johns Hopkins University Photon counting detector
CN111678593B (zh) * 2020-05-21 2023-02-28 中国科学院苏州纳米技术与纳米仿生研究所 光子计数装置及光子计数方法
TWI759213B (zh) * 2020-07-10 2022-03-21 大陸商廣州印芯半導體技術有限公司 光感測器及其感測方法
EP3961197A1 (en) * 2020-08-24 2022-03-02 Malvern Panalytical B.V. Identifying charge sharing in x-ray diffraction
IT202100006728A1 (it) 2021-03-19 2022-09-19 Milano Politecnico Sistema e metodo per la rivelazione, localizzazione e segnalazione di eventi di singolo fotone e di coincidenza temporale di almeno due fotoni
CN117879714A (zh) * 2023-06-27 2024-04-12 脉冲视觉(北京)科技有限公司 脉冲信号的压缩编码方法、电路、电子设备和存储介质
EP4617732A1 (de) 2024-03-14 2025-09-17 Siemens Healthineers AG Photonenzählender röntgendetektor, verfahren zum betreiben eines photonenzählenden röntgendetektors und röntgengerät

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2637204B2 (ja) * 1988-12-08 1997-08-06 株式会社東芝 ランダムパルス計数装置
JPH1144766A (ja) * 1997-07-25 1999-02-16 Aloka Co Ltd 体表面モニタ
US6590215B2 (en) * 2001-04-05 2003-07-08 Toshiba Corporation Readout circuit for a charge detector
DE60333410D1 (de) 2003-01-10 2010-08-26 Scherrer Inst Paul Bildaufnahmevorrichtung für Photonenzählung
DE102004048962B4 (de) * 2004-10-07 2006-09-21 Siemens Ag Digitale Röntgenaufnahmevorrichtung bzw. Verfahren zur Aufnahme von Röntgenabbildungen in einer digitalen Röntgenaufnahmevorrichtung
US7212604B2 (en) * 2005-06-29 2007-05-01 General Electric Company Multi-layer direct conversion computed tomography detector module
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
WO2008050283A2 (en) 2006-10-25 2008-05-02 Koninklijke Philips Electronics N.V. Apparatus, imaging device and method for detecting x-ray radiation
US8237128B2 (en) * 2006-12-13 2012-08-07 Koninklijke Philips Electronics N.V. Apparatus, imaging device and method for counting X-ray photons
US8440957B2 (en) * 2009-02-25 2013-05-14 Bart Dierickx Counting pixel with good dynamic range properties
WO2011002452A1 (en) 2009-06-30 2011-01-06 Analogic Corporation Enhanced photon detection for scanner
US8426828B2 (en) * 2011-06-06 2013-04-23 Caeleste Cvba Combined integration and pulse detection
WO2013093726A1 (en) * 2011-12-21 2013-06-27 Koninklijke Philips Electronics N.V. Detection apparatus for detecting photons taking pile -up events into account
ITPI20120060A1 (it) * 2012-05-15 2013-11-16 Ronaldo Bellazzini Sensore radiologico digitale
JP6563810B2 (ja) * 2012-08-23 2019-08-21 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 半導体装置、放射ディテクタ及び製造方法
DE102012224209B4 (de) * 2012-12-21 2017-09-14 Siemens Healthcare Gmbh Zählender digitaler Röntgendetektor und Verfahren zur Aufnahme eines Röntgenbildes
JP2016522891A (ja) 2013-04-24 2016-08-04 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 訂正手段を備えたパルス処理回路
EP3059613A1 (en) * 2015-02-23 2016-08-24 Institut de Física d'Altes Energies Photon counting

Also Published As

Publication number Publication date
EP3341755B1 (en) 2020-01-08
US20190025440A1 (en) 2019-01-24
WO2017032548A1 (en) 2017-03-02
CN108139487A (zh) 2018-06-08
CN108139487B (zh) 2021-12-31
US10365380B2 (en) 2019-07-30
EP3341755A1 (en) 2018-07-04
JP2018528423A (ja) 2018-09-27

Similar Documents

Publication Publication Date Title
JP6644872B2 (ja) 光子計数装置及び方法
US8723132B2 (en) Single photon radiation detector
US10078141B2 (en) Timestamping detected radiation quanta
JP6573667B2 (ja) 混合型光子計数／アナログ出力モードで動作可能なｘ線検出器
RU2411542C2 (ru) Цифровой кремниевый фотоумножитель для врп-пэт
CN107438776B (zh) 对像素进行光子计数的方法、像素化检测器和成像装置
CN113009543A (zh) 光子计数的x射线检测器及其运行方法
US9103924B2 (en) High throughput detector array
Njejimana et al. Design of a real-time FPGA-based data acquisition architecture for the LabPET II: An APD-based scanner dedicated to small animal PET imaging
CN109151349B (zh) 全信息读出的像素单元电路及全信息读出方法
JP2016061614A (ja) 信号処理装置、放射線検出装置および信号処理方法
US11988785B2 (en) Charge sharing compensation with sampled discriminators
US20220244099A1 (en) Time-domain filtering of gamma events
WO2023118834A1 (en) Improved digital silicon photomultiplier
EP4309360B1 (en) System and method for detection, localization and signaling of single photon events and of at least two photons time coincidence events
CN119173788A (zh) 光子计数探测器和光子计数方法
Hondongwa et al. Temporally oversampled CMOS X-ray photon counting sensor for low dose fluoroscopy
CN120652521A (zh) 光子计数的x射线探测器、用于运行光子计数的x光探测器的方法和x射线设备
JPH11352232A (ja) ポジトロンイメージング装置
JPH04110792A (ja) シンチレーションカメラ

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20190527

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20190527

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20190527

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20190531

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20190821

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20190830

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20191121

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20191210

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20200108

R150 Certificate of patent or registration of utility model

Ref document number: 6644872

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250