JP6243518B2 - イメージング検出器 - Google Patents

イメージング検出器 Download PDF

Info

Publication number
JP6243518B2
JP6243518B2 JP2016513473A JP2016513473A JP6243518B2 JP 6243518 B2 JP6243518 B2 JP 6243518B2 JP 2016513473 A JP2016513473 A JP 2016513473A JP 2016513473 A JP2016513473 A JP 2016513473A JP 6243518 B2 JP6243518 B2 JP 6243518B2
Authority
JP
Japan
Prior art keywords
current
frequency converter
silicon
phototransistor
detector
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
JP2016513473A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016528749A (ja
JP2016528749A5 (enExample
Inventor
マーク アンソニー チャッポ
マーク アンソニー チャッポ
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 JP2016528749A publication Critical patent/JP2016528749A/ja
Publication of JP2016528749A5 publication Critical patent/JP2016528749A5/ja
Application granted granted Critical
Publication of JP6243518B2 publication Critical patent/JP6243518B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A61B6/035—Mechanical aspects of CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix 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
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/30—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming X-rays into image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
    • H04N25/77—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components
    • H04N25/772—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters
    • H04N25/773—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters comprising photon counting circuits, e.g. single photon detection [SPD] or single photon avalanche diodes [SPAD]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Light Receiving Elements (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Measurement Of Radiation (AREA)
JP2016513473A 2013-05-16 2014-05-07 イメージング検出器 Active JP6243518B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361824020P 2013-05-16 2013-05-16
US61/824,020 2013-05-16
PCT/IB2014/061263 WO2014184714A1 (en) 2013-05-16 2014-05-07 Imaging detector

Publications (3)

Publication Number Publication Date
JP2016528749A JP2016528749A (ja) 2016-09-15
JP2016528749A5 JP2016528749A5 (enExample) 2017-08-03
JP6243518B2 true JP6243518B2 (ja) 2017-12-06

Family

ID=50841915

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016513473A Active JP6243518B2 (ja) 2013-05-16 2014-05-07 イメージング検出器

Country Status (8)

Country Link
US (1) US9538107B2 (enExample)
EP (1) EP2997397B1 (enExample)
JP (1) JP6243518B2 (enExample)
KR (1) KR20160010552A (enExample)
CN (1) CN105209932B (enExample)
BR (1) BR112015028336A2 (enExample)
RU (1) RU2015153566A (enExample)
WO (1) WO2014184714A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6242683B2 (ja) * 2012-12-27 2017-12-06 東芝メディカルシステムズ株式会社 Ｘ線ｃｔ装置及び制御方法
JP6257916B2 (ja) * 2013-04-26 2018-01-10 東芝メディカルシステムズ株式会社 光検出装置、放射線検出装置、放射線分析装置及び光検出方法
JP2014230600A (ja) * 2013-05-28 2014-12-11 株式会社東芝 Ｘ線ｃｔ装置およびｘ線ｃｔ装置用ｘ線検出器
EP2871496B1 (en) * 2013-11-12 2020-01-01 Samsung Electronics Co., Ltd Radiation detector and computed tomography apparatus using the same
EP3143430B1 (en) * 2014-10-31 2018-01-10 Koninklijke Philips N.V. Sensor device and imaging system for detecting radiation signals
KR101725099B1 (ko) * 2014-12-05 2017-04-26 삼성전자주식회사 컴퓨터 단층 촬영장치 및 그 제어방법
US10098595B2 (en) * 2015-08-06 2018-10-16 Texas Instruments Incorporated Low power photon counting system
WO2018006258A1 (en) * 2016-07-05 2018-01-11 Shenzhen Xpectvision Technology Co., Ltd. Bonding materials of dissimilar coefficients of thermal expansion
CN108293096B (zh) * 2016-09-08 2019-06-28 皇家飞利浦有限公司 辐射探测器和x射线成像系统
EP3532873B1 (en) * 2016-10-27 2021-06-23 Shenzhen Xpectvision Technology Co., Ltd. Dark noise compensation in a radiation detector
EP3542187B1 (en) * 2016-11-15 2021-06-09 Shenzhen Xpectvision Technology Co., Ltd. An image sensor
CN109031393B (zh) 2017-06-09 2020-07-28 京东方科技集团股份有限公司 光电探测电路以及光电探测器
US10151845B1 (en) 2017-08-02 2018-12-11 Texas Instruments Incorporated Configurable analog-to-digital converter and processing for photon counting
US10024979B1 (en) 2017-11-01 2018-07-17 Texas Instruments Incorporated Photon counting with coincidence detection
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
CN108120729B (zh) * 2017-12-28 2024-04-02 清华大学 Ct检查系统和ct成像方法
JP6776295B2 (ja) * 2018-04-26 2020-10-28 シャープ株式会社 放射線画像撮像装置
US10890674B2 (en) 2019-01-15 2021-01-12 Texas Instruments Incorporated Dynamic noise shaping in a photon counting system
EP4254017A1 (en) 2022-03-28 2023-10-04 Koninklijke Philips N.V. Photon counting detector and photon counting method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2289983B (en) * 1994-06-01 1996-10-16 Simage Oy Imaging devices,systems and methods
DE19945757A1 (de) * 1999-09-24 2001-03-29 Philips Corp Intellectual Pty Röntgendetektor
CN1438855A (zh) * 2000-11-14 2003-08-27 马科尼医疗系统公司 用于计算的断层成像的数据采集
US6671345B2 (en) * 2000-11-14 2003-12-30 Koninklijke Philips Electronics N.V. Data acquisition for computed tomography
US6510195B1 (en) * 2001-07-18 2003-01-21 Koninklijke Philips Electronics, N.V. Solid state x-radiation detector modules and mosaics thereof, and an imaging method and apparatus employing the same
US6974973B2 (en) 2002-11-08 2005-12-13 Micron Technology, Inc. Apparatus for determining temperature of an active pixel imager and correcting temperature induced variations in an imager
US7075091B2 (en) 2004-01-29 2006-07-11 Ge Medical Systems Global Technology Company, Llc Apparatus for detecting ionizing radiation
US7634061B1 (en) 2004-03-26 2009-12-15 Nova R & D, Inc. High resolution imaging system
US7582879B2 (en) 2006-03-27 2009-09-01 Analogic Corporation Modular x-ray measurement system
US20070241377A1 (en) * 2006-04-12 2007-10-18 Semicoa Back-illuminated photo-transistor arrays for computed tomography and other imaging applications
US20100226495A1 (en) * 2007-10-29 2010-09-09 Michael Kelly Digital readout method and apparatus
JP5616368B2 (ja) * 2009-03-06 2014-10-29 コーニンクレッカ フィリップス エヌ ヴェ 放射線検出器モジュール、当該モジュールを有するイメージング装置、放射線検出器アレイのドリフト補償方法、当該方法を実行するためのコンピュータ可読媒体
KR20120012966A (ko) * 2009-03-26 2012-02-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 데이터 획득
CN103443652B (zh) 2011-03-24 2017-02-15 皇家飞利浦有限公司 谱成像探测器

Also Published As

Publication number Publication date
BR112015028336A2 (pt) 2017-07-25
US20160094798A1 (en) 2016-03-31
US9538107B2 (en) 2017-01-03
WO2014184714A1 (en) 2014-11-20
CN105209932B (zh) 2018-12-18
EP2997397B1 (en) 2017-10-04
KR20160010552A (ko) 2016-01-27
CN105209932A (zh) 2015-12-30
JP2016528749A (ja) 2016-09-15
EP2997397A1 (en) 2016-03-23
RU2015153566A (ru) 2017-06-19

Similar Documents

Publication Publication Date Title
JP6243518B2 (ja) イメージング検出器
US9097809B2 (en) Radiographic detector including trap occupancy change monitor and feedback, imaging apparatus and methods using the same
JP6626301B2 (ja) 放射線撮像装置、放射線撮像システム、放射線撮像装置の制御方法及びプログラム
US9462989B2 (en) Imaging apparatus and imaging system
JP5625833B2 (ja) 放射線検出器および放射線撮影装置
JP7198003B2 (ja) 放射線撮像装置、放射線撮像システム、放射線撮像装置の制御方法およびプログラム
JP6301138B2 (ja) Ｘ線コンピュータ断層撮影装置およびフォトンカウンティングプログラム
TW201602620A (zh) 光偵測器
CN110022771B (zh) 针对动态成像的同步
CN110574361A (zh) 放射线摄像设备、放射线摄像系统、放射线摄像设备的控制方法和程序
US20130193339A1 (en) Radiation irradiation initiation determination apparatus, radiation image capturing device, radiation image capture control apparatus, radiation irradiation initiation determination method, and computer readable medium
US9825083B2 (en) Optical detector with photodiode array having avalanche photodiodes connected to quenching resistors
US20220321805A1 (en) Radiation image capturing apparatus and radiation image capturing system
JP6608522B2 (ja) 改善された空間的な正確さを有するイメージング検出器
JP4739060B2 (ja) 放射線撮像装置、放射線撮像システム、及びその制御方法
CN117148413A (zh) 一种光子计数探测器、成像设备及成像方法
JP2025507645A (ja) 放射線検出器及び検出方法
JP7190360B2 (ja) 放射線撮像装置および放射線撮像システム
JP6929327B2 (ja) 放射線撮像装置及び放射線撮像システム
JP2011156241A (ja) 放射線画像撮影装置および放射線画像撮影システム
CN118795530A (zh) 用于光子计数x射线检测器的有源像素传感器

Legal Events

Date Code Title Description
RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20170214

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170426

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20170426

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170623

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20170623

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20170915

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20170926

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20171006

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: 20171026

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20171109

R150 Certificate of patent or registration of utility model

Ref document number: 6243518

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

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250