CN1276870A - 利用表面法线探测ct目标 - Google Patents

利用表面法线探测ct目标 Download PDF

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Publication number
CN1276870A
CN1276870A CN98810020.7A CN98810020A CN1276870A CN 1276870 A CN1276870 A CN 1276870A CN 98810020 A CN98810020 A CN 98810020A CN 1276870 A CN1276870 A CN 1276870A
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CN
China
Prior art keywords
detector
target object
scan
data
visual field
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.)
Pending
Application number
CN98810020.7A
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English (en)
Chinese (zh)
Inventor
伯纳德·M·戈登
卡尔·R·克劳福德
戴维·A·谢弗
埃里克·贝利
汉斯·J·威登
克里斯托弗·C·鲁思
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.)
Analogic Corp
Original Assignee
Analogic Corp
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
Priority claimed from US08/948,929 external-priority patent/US5901198A/en
Priority claimed from US08/949,127 external-priority patent/US6256404B1/en
Priority claimed from US08/948,937 external-priority patent/US5949842A/en
Priority claimed from US08/948,928 external-priority patent/US5970113A/en
Application filed by Analogic Corp filed Critical Analogic Corp
Publication of CN1276870A publication Critical patent/CN1276870A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
    • G01V5/226—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays using tomography

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  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
CN98810020.7A 1997-10-10 1998-09-04 利用表面法线探测ct目标 Pending CN1276870A (zh)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US08/948,929 US5901198A (en) 1997-10-10 1997-10-10 Computed tomography scanning target detection using target surface normals
US08/949,127 US6256404B1 (en) 1997-10-10 1997-10-10 Computed tomography scanning apparatus and method using adaptive reconstruction window
US08/948,937 US5949842A (en) 1997-10-10 1997-10-10 Air calibration scan for computed tomography scanner with obstructing objects
US08/949,127 1997-10-10
US08/948,928 1997-10-10
US08/948,937 1997-10-10
US08/948,929 1997-10-10
US08/948,928 US5970113A (en) 1997-10-10 1997-10-10 Computed tomography scanning apparatus and method with temperature compensation for dark current offsets

Publications (1)

Publication Number Publication Date
CN1276870A true CN1276870A (zh) 2000-12-13

Family

ID=27506030

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98810020.7A Pending CN1276870A (zh) 1997-10-10 1998-09-04 利用表面法线探测ct目标

Country Status (5)

Country Link
EP (1) EP1019708A4 (fr)
JP (2) JP2001520376A (fr)
CN (1) CN1276870A (fr)
AU (1) AU9474298A (fr)
WO (1) WO1999019716A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100399998C (zh) * 2003-12-29 2008-07-09 Ge医疗系统环球技术有限公司 X射线ct装置
CN102460067A (zh) * 2009-05-16 2012-05-16 拉皮斯坎系统股份有限公司 用于高原子数材料的自动快速检测的系统和方法
CN103330571A (zh) * 2013-04-27 2013-10-02 中国人民解放军北京军区总医院 数据采集系统及其控制方法、移动ct扫描仪
CN103487449A (zh) * 2013-05-27 2014-01-01 深圳市天和时代电子设备有限公司 一种动态校准的方法
CN103728323A (zh) * 2012-10-16 2014-04-16 三星电子株式会社 校准设备和方法
CN104662412A (zh) * 2012-09-21 2015-05-27 梅特勒-托利多X-射线安全线有限公司 利用模块化传送链来操作射线照相检查系统的方法
CN104777178A (zh) * 2015-04-07 2015-07-15 同方威视技术股份有限公司 一种x射线扫描方法及扫描系统
CN106645230A (zh) * 2015-11-04 2017-05-10 富士电机株式会社 配管区分装置、配管区分方法及配管定位系统
CN108903961A (zh) * 2018-07-19 2018-11-30 深圳市倍康美医疗电子商务有限公司 一种cbct成像方法、存储介质及系统

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6185272B1 (en) * 1999-03-15 2001-02-06 Analogic Corporation Architecture for CT scanning system
CN1327249C (zh) * 2003-02-13 2007-07-18 皇家飞利浦电子股份有限公司 用于检查物体的方法和设备
US7889835B2 (en) 2003-08-07 2011-02-15 Morpho Detection, Inc. System and method for detecting an object by dynamically adjusting computational load
CN100483120C (zh) * 2006-09-05 2009-04-29 同方威视技术股份有限公司 一种用射线对液态物品进行安全检查的方法及设备
GB0717520D0 (en) * 2007-09-08 2007-10-17 Mettler Toledo Safeline X Ray Inspection system
WO2012044296A1 (fr) * 2010-09-30 2012-04-05 Analogic Corporation Classification d'objets par projection bidimensionnelle
JP6034759B2 (ja) * 2013-06-27 2016-11-30 株式会社神戸製鋼所 マーキング装置
CN105094725B (zh) * 2014-05-14 2019-02-19 同方威视技术股份有限公司 图像显示方法
DK3690429T3 (en) 2019-02-04 2021-12-13 Microtec Srl Tunnel ct scanner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5390226A (en) * 1992-07-02 1995-02-14 General Electric Company Method and apparatus for pre-processing cone beam projection data for exact three dimensional computer tomographic image reconstruction of a portion of an object
US5390111A (en) * 1993-11-12 1995-02-14 General Electric Company Method and system for processing cone beam data for reconstructing free of boundary-induced artifacts a three dimensional computerized tomography image
DE4439759C1 (de) * 1994-11-07 1996-02-01 Siemens Ag Photodiodenarray
US5600700A (en) * 1995-09-25 1997-02-04 Vivid Technologies, Inc. Detecting explosives or other contraband by employing transmitted and scattered X-rays

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100399998C (zh) * 2003-12-29 2008-07-09 Ge医疗系统环球技术有限公司 X射线ct装置
CN102460067A (zh) * 2009-05-16 2012-05-16 拉皮斯坎系统股份有限公司 用于高原子数材料的自动快速检测的系统和方法
CN102460067B (zh) * 2009-05-16 2015-02-25 拉皮斯坎系统股份有限公司 用于高原子数材料的自动快速检测的系统和方法
CN104662412A (zh) * 2012-09-21 2015-05-27 梅特勒-托利多X-射线安全线有限公司 利用模块化传送链来操作射线照相检查系统的方法
US10031256B2 (en) 2012-09-21 2018-07-24 Mettler-Toledo Safeline X-Ray Ltd. Method of operating a radiographic inspection system with a modular conveyor chain
CN104662412B (zh) * 2012-09-21 2018-03-30 梅特勒-托利多X-射线安全线有限公司 利用模块化传送链来操作射线照相检查系统的方法
CN103728323B (zh) * 2012-10-16 2017-06-09 三星电子株式会社 校准设备和方法
CN103728323A (zh) * 2012-10-16 2014-04-16 三星电子株式会社 校准设备和方法
CN103330571A (zh) * 2013-04-27 2013-10-02 中国人民解放军北京军区总医院 数据采集系统及其控制方法、移动ct扫描仪
CN103487449A (zh) * 2013-05-27 2014-01-01 深圳市天和时代电子设备有限公司 一种动态校准的方法
CN104777178A (zh) * 2015-04-07 2015-07-15 同方威视技术股份有限公司 一种x射线扫描方法及扫描系统
CN104777178B (zh) * 2015-04-07 2017-08-25 同方威视技术股份有限公司 一种x射线扫描方法及扫描系统
US10042080B2 (en) 2015-04-07 2018-08-07 Nuctech Company Limited X-ray scanning method and system
CN106645230A (zh) * 2015-11-04 2017-05-10 富士电机株式会社 配管区分装置、配管区分方法及配管定位系统
CN108903961A (zh) * 2018-07-19 2018-11-30 深圳市倍康美医疗电子商务有限公司 一种cbct成像方法、存储介质及系统

Also Published As

Publication number Publication date
AU9474298A (en) 1999-05-03
EP1019708A1 (fr) 2000-07-19
EP1019708A4 (fr) 2001-01-10
JP2004347606A (ja) 2004-12-09
JP2001520376A (ja) 2001-10-30
WO1999019716A1 (fr) 1999-04-22

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