EP3520080A4 - Systèmes et procédés d'analyse spectrale et de réglage de gain - Google Patents

Systèmes et procédés d'analyse spectrale et de réglage de gain Download PDF

Info

Publication number: EP3520080A4
Authority: EP; European Patent Office
Prior art keywords: systems; methods; gain adjustment; spectral analysis; spectral
Prior art date: 2016-09-30
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP17857391.1A

Other languages

German (de)

English (en)

Other versions

EP3520080A1 (fr

Inventor

Floribertus Pm Heukensfeldt Jansen

Mark David Fries

Tuoyu Cao

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

2016-09-30

Filing date

2017-09-28

Publication date

2020-06-17

2016-09-30 Priority claimed from US15/282,419 external-priority patent/US9734603B2/en

2017-09-28 Application filed by General Electric Co filed Critical General Electric Co

2019-08-07 Publication of EP3520080A1 publication Critical patent/EP3520080A1/fr

2020-06-17 Publication of EP3520080A4 publication Critical patent/EP3520080A4/fr

Status Withdrawn legal-status Critical Current

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
- G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry
- G01T1/40—Stabilisation of spectrometers
- 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]
- A61B6/037—Emission tomography
- 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
- A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
- 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

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
High Energy & Nuclear Physics (AREA)
Medical Informatics (AREA)
Molecular Biology (AREA)
Spectroscopy & Molecular Physics (AREA)
Radiology & Medical Imaging (AREA)
Animal Behavior & Ethology (AREA)
Optics & Photonics (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Surgery (AREA)
Pathology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
General Physics & Mathematics (AREA)
Biophysics (AREA)
Measurement Of Radiation (AREA)
Nuclear Medicine (AREA)

EP17857391.1A 2016-09-30 2017-09-28 Systèmes et procédés d'analyse spectrale et de réglage de gain Withdrawn EP3520080A4 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US15/282,419 US9734603B2 (en)	2015-06-30	2016-09-30	Systems and methods for peak tracking and gain adjustment
PCT/US2017/053906 WO2018064274A1 (fr)	2016-09-30	2017-09-28	Systèmes et procédés d'analyse spectrale et de réglage de gain

Publications (2)

Publication Number	Publication Date
EP3520080A1 EP3520080A1 (fr)	2019-08-07
EP3520080A4 true EP3520080A4 (fr)	2020-06-17

Family

ID=61763663

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17857391.1A Withdrawn EP3520080A4 (fr)	2016-09-30	2017-09-28	Systèmes et procédés d'analyse spectrale et de réglage de gain

Country Status (3)

Country	Link
EP (1)	EP3520080A4 (fr)
CN (1)	CN110012673B (fr)
WO (1)	WO2018064274A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108542409B (zh) *	2018-03-29	2020-06-30	中国科学院高能物理研究所	一种测量双平板pet系统噪声等效计数率的方法
US11474265B1 (en) *	2021-12-03	2022-10-18	Siemens Medical Solutions Usa, Inc.	Stable photosensor gain over temperature variation in positron emission tomography
CN114910949B (zh) *	2022-04-06	2025-11-25	沈阳智核医疗科技有限公司	成像设备状态的无源检测方法及装置、存储介质
CN115097513B (zh) *	2022-06-20	2023-03-21	上海市计量测试技术研究院	能谱计数窗口的定位方法、装置、电子设备及存储介质
CN117848495B (zh) *	2024-03-07	2024-05-07	深圳市朗石科学仪器有限公司	一种光子信号采集方法

Citations (5)

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Publication number	Priority date	Publication date	Assignee	Title
EP0942296A2 (fr) *	1998-03-11	1999-09-15	Halliburton Energy Services, Inc.	Méthode de calibration de diagraphie
US20080251709A1 (en) *	2005-10-17	2008-10-16	Koninklijke Philips Electronics N. V.	Pmt Gain and Energy Calibrations Using Lutetium Background Radiation
WO2010053818A2 (fr) *	2008-11-10	2010-05-14	Schlumberger Canada Limited	Stabilisation du gain d'un détecteur à scintillation de rayons gamma
WO2016053350A1 (fr) *	2014-10-03	2016-04-07	Halliburton Energy Services, Inc.	Stabilisation de gain d'un outil à rayons gamma naturels
WO2016089415A1 (fr) *	2014-12-05	2016-06-09	Halliburton Energy Services, Inc.	Stabilisation de gain dans un appareil de détection de rayons gamma

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Publication number	Priority date	Publication date	Assignee	Title
JP4169768B2 (ja) *	2006-02-24	2008-10-22	三菱電機株式会社	画像符号化装置、画像処理装置、画像符号化方法、及び画像処理方法
CN101772714A (zh) *	2007-07-31	2010-07-07	王宇	一种用于探测伽马射线的具备对作用的能量、位置和时间坐标进行编码的新型的闪烁体阵列探测器及相关的信号处理方法
US8089037B2 (en) *	2008-09-16	2012-01-03	Siemens Medical Solutions Usa, Inc.	Real-time gain compensation for photo detectors based on energy peak detection
EP2438468B1 (fr) *	2009-06-01	2019-04-17	Koninklijke Philips N.V.	Système détecteur tep améliorées pour quantification
US8022355B2 (en) *	2009-08-04	2011-09-20	Thermo Fisher Scientific Inc.	Scintillation detector gain control system using reference radiation
US9031195B2 (en) *	2011-05-20	2015-05-12	General Electric Company	Imaging detector and methods for image detection
US8809793B2 (en) *	2012-01-27	2014-08-19	General Electric Company	System and method for pixelated detector calibration
US9091772B2 (en) *	2012-09-14	2015-07-28	Thermo Fisher Scientific Inc.	Scintillation detector gain control
DE102013218692B4 (de) *	2013-09-18	2022-09-08	Siemens Healthcare Gmbh	Detektion von Röntgenstrahlung
EP3074790B1 (fr) *	2013-11-26	2020-10-28	FLIR Detection, Inc.	Systèmes et procédés de détection de rayonnement à base de sipm
CN104035122A (zh) *	2014-05-22	2014-09-10	沈阳东软医疗系统有限公司	一种能量值的校正方法及装置
CN104597474B (zh) *	2014-12-29	2017-06-27	沈阳东软医疗系统有限公司	一种pet检测器计数校正方法和装置

2017
- 2017-09-28 CN CN201780073096.6A patent/CN110012673B/zh active Active
- 2017-09-28 WO PCT/US2017/053906 patent/WO2018064274A1/fr not_active Ceased
- 2017-09-28 EP EP17857391.1A patent/EP3520080A4/fr not_active Withdrawn

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0942296A2 (fr) *	1998-03-11	1999-09-15	Halliburton Energy Services, Inc.	Méthode de calibration de diagraphie
US20080251709A1 (en) *	2005-10-17	2008-10-16	Koninklijke Philips Electronics N. V.	Pmt Gain and Energy Calibrations Using Lutetium Background Radiation
WO2010053818A2 (fr) *	2008-11-10	2010-05-14	Schlumberger Canada Limited	Stabilisation du gain d'un détecteur à scintillation de rayons gamma
WO2016053350A1 (fr) *	2014-10-03	2016-04-07	Halliburton Energy Services, Inc.	Stabilisation de gain d'un outil à rayons gamma naturels
WO2016089415A1 (fr) *	2014-12-05	2016-06-09	Halliburton Energy Services, Inc.	Stabilisation de gain dans un appareil de détection de rayons gamma

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018064274A1 *

Also Published As

Publication number	Publication date
WO2018064274A1 (fr)	2018-04-05
EP3520080A1 (fr)	2019-08-07
CN110012673A (zh)	2019-07-12
CN110012673B (zh)	2023-07-14

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Legal Events

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2018-04-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-07-05	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2019-07-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-08-07	17P	Request for examination filed	Effective date: 20190426
2019-08-07	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2019-08-07	AX	Request for extension of the european patent	Extension state: BA ME
2020-01-08	DAV	Request for validation of the european patent (deleted)
2020-01-08	DAX	Request for extension of the european patent (deleted)
2020-06-17	A4	Supplementary search report drawn up and despatched	Effective date: 20200520
2020-06-17	RIC1	Information provided on ipc code assigned before grant	Ipc: G06K 9/00 20060101ALI20200514BHEP Ipc: G06T 11/00 20060101AFI20200514BHEP Ipc: G01T 1/17 20060101ALI20200514BHEP Ipc: G01T 1/40 20060101ALI20200514BHEP
2021-05-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2021-06-09	18D	Application deemed to be withdrawn	Effective date: 20201222