CA2083064C - Detecteur de retrodiffusion des rayons x - Google Patents

Detecteur de retrodiffusion des rayons x Download PDF

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Publication number
CA2083064C
CA2083064C CA002083064A CA2083064A CA2083064C CA 2083064 C CA2083064 C CA 2083064C CA 002083064 A CA002083064 A CA 002083064A CA 2083064 A CA2083064 A CA 2083064A CA 2083064 C CA2083064 C CA 2083064C
Authority
CA
Canada
Prior art keywords
rays
ray
subject
image
searching
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.)
Expired - Fee Related
Application number
CA002083064A
Other languages
English (en)
Other versions
CA2083064A1 (fr
Inventor
Steven W. Smith
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.)
Irt Corp
Original Assignee
Irt 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 US07704292 external-priority patent/US5181234B1/en
Application filed by Irt Corp filed Critical Irt Corp
Publication of CA2083064A1 publication Critical patent/CA2083064A1/fr
Application granted granted Critical
Publication of CA2083064C publication Critical patent/CA2083064C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01V5/222—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays measuring scattered radiation
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (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)
  • Apparatus For Radiation Diagnosis (AREA)
CA002083064A 1990-08-06 1991-08-05 Detecteur de retrodiffusion des rayons x Expired - Fee Related CA2083064C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US56304190A 1990-08-06 1990-08-06
US563,041 1990-08-06
US704,292 1991-05-22
US07704292 US5181234B1 (en) 1990-08-06 1991-05-22 X-ray backscatter detection system
PCT/US1991/005558 WO1992002937A1 (fr) 1990-08-06 1991-08-05 Systeme de detecttion a rayons x retrodiffuses

Publications (2)

Publication Number Publication Date
CA2083064A1 CA2083064A1 (fr) 1992-02-07
CA2083064C true CA2083064C (fr) 2001-12-18

Family

ID=27073148

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002083064A Expired - Fee Related CA2083064C (fr) 1990-08-06 1991-08-05 Detecteur de retrodiffusion des rayons x

Country Status (4)

Country Link
AU (1) AU8437391A (fr)
CA (1) CA2083064C (fr)
IL (1) IL99098A (fr)
WO (1) WO1992002937A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104865281A (zh) * 2014-02-24 2015-08-26 清华大学 人体背散射检查方法和系统

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998020366A1 (fr) * 1996-11-08 1998-05-14 American Science And Engineering, Inc. Systeme d'imagerie aux rayons x a ouverture codee
US6950495B2 (en) 2003-12-01 2005-09-27 The Boeing Company Backscatter imaging using Hadamard transform masking
CN103064125B (zh) * 2007-06-21 2016-01-20 瑞皮斯坎系统股份有限公司 用于提高受指引的人员筛查的系统和方法
CN103630947B (zh) * 2012-08-21 2016-09-28 同方威视技术股份有限公司 可监测放射性物质的背散射人体安检系统及其扫描方法
US11280898B2 (en) 2014-03-07 2022-03-22 Rapiscan Systems, Inc. Radar-based baggage and parcel inspection systems
KR20160130482A (ko) 2014-03-07 2016-11-11 라피스캔 시스템스, 인코포레이티드 초광대역 검출기
AU2015353439A1 (en) 2014-11-25 2017-06-29 Rapiscan Systems, Inc. Intelligent security management system
CN111612020B (zh) * 2019-02-22 2024-04-26 杭州海康威视数字技术股份有限公司 一种异常被检物的定位方法以及安检分析设备、系统
CN114166874A (zh) * 2020-09-11 2022-03-11 同方威视技术股份有限公司 背散射检查系统和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3462601A (en) * 1965-10-14 1969-08-19 Westinghouse Electric Corp Gamma ray,x-ray image converter utilizing a scintillation camera system
US4342914A (en) * 1980-09-29 1982-08-03 American Science And Engineering, Inc. Flying spot scanner having arbitrarily shaped field size
US4426721A (en) * 1980-10-07 1984-01-17 Diagnostic Information, Inc. X-ray intensifier detector system for x-ray electronic radiography
US4839913A (en) * 1987-04-20 1989-06-13 American Science And Engineering, Inc. Shadowgraph imaging using scatter and fluorescence

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104865281A (zh) * 2014-02-24 2015-08-26 清华大学 人体背散射检查方法和系统
US9651507B2 (en) 2014-02-24 2017-05-16 Nuctech Company Limited Human body back scattering inspection method and system

Also Published As

Publication number Publication date
AU8437391A (en) 1992-03-02
IL99098A0 (en) 1992-07-15
WO1992002937A1 (fr) 1992-02-20
IL99098A (en) 1996-06-18
CA2083064A1 (fr) 1992-02-07

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