CA2093347A1 - Imaging method for defining the structure of objects - Google Patents

Imaging method for defining the structure of objects

Info

Publication number
CA2093347A1
CA2093347A1 CA002093347A CA2093347A CA2093347A1 CA 2093347 A1 CA2093347 A1 CA 2093347A1 CA 002093347 A CA002093347 A CA 002093347A CA 2093347 A CA2093347 A CA 2093347A CA 2093347 A1 CA2093347 A1 CA 2093347A1
Authority
CA
Canada
Prior art keywords
radiation
detector
detectors
imaging method
under inspection
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.)
Abandoned
Application number
CA002093347A
Other languages
English (en)
French (fr)
Inventor
Pertti Puumalainen
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.)
Fabretti Holdings Ltd
Original Assignee
Pertti Puumalainen
Fabretti Holdings Limited
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 Pertti Puumalainen, Fabretti Holdings Limited filed Critical Pertti Puumalainen
Publication of CA2093347A1 publication Critical patent/CA2093347A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
    • G01N15/0227—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging using imaging, e.g. a projected image of suspension; using holography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/178—Methods for obtaining spatial resolution of the property being measured
    • G01N2021/1785—Three dimensional
    • G01N2021/1787—Tomographic, i.e. computerised reconstruction from projective measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/46—Wood
CA002093347A 1990-10-02 1991-10-02 Imaging method for defining the structure of objects Abandoned CA2093347A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI904845A FI94678C (fi) 1990-10-02 1990-10-02 Kuvausmenetelmä kappaleiden rakenteen määrittämiseksi
FI904845 1990-10-02

Publications (1)

Publication Number Publication Date
CA2093347A1 true CA2093347A1 (en) 1992-04-03

Family

ID=8531157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002093347A Abandoned CA2093347A1 (en) 1990-10-02 1991-10-02 Imaging method for defining the structure of objects

Country Status (5)

Country Link
EP (1) EP0551313A1 (fi)
JP (1) JPH06503877A (fi)
CA (1) CA2093347A1 (fi)
FI (1) FI94678C (fi)
WO (1) WO1992006367A1 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5940073A (en) 1996-05-03 1999-08-17 Starsight Telecast Inc. Method and system for displaying other information in a TV program guide
CN100582758C (zh) * 2005-11-03 2010-01-20 清华大学 用快中子和连续能谱x射线进行材料识别的方法及其装置
US9113107B2 (en) 2005-11-08 2015-08-18 Rovi Guides, Inc. Interactive advertising and program promotion in an interactive television system
NO327576B1 (no) * 2006-06-01 2009-08-17 Ana Tec As Framgangsmate og apparat for analyse av objekter
US8832742B2 (en) 2006-10-06 2014-09-09 United Video Properties, Inc. Systems and methods for acquiring, categorizing and delivering media in interactive media guidance applications
TWI394490B (zh) * 2008-09-10 2013-04-21 Omron Tateisi Electronics Co Ｘ射線檢查裝置及ｘ射線檢查方法
US20110255660A1 (en) * 2008-12-22 2011-10-20 Omron Corporation X-ray inspection method and x-ray inspection apparatus
US9348055B2 (en) * 2011-06-14 2016-05-24 Analogic Corporation Security scanner
CN116773562B (zh) * 2023-08-22 2023-11-10 中国工程物理研究院激光聚变研究中心 基于单束激光的双粒子高时空分辨背光照相方法和装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064440A (en) * 1976-06-22 1977-12-20 Roder Frederick L X-ray or gamma-ray examination device for moving objects
GB8623196D0 (en) * 1986-09-26 1986-10-29 Robinson M Visual screening system

Also Published As

Publication number Publication date
FI904845A0 (fi) 1990-10-02
FI94678B (fi) 1995-06-30
JPH06503877A (ja) 1994-04-28
WO1992006367A1 (en) 1992-04-16
EP0551313A1 (en) 1993-07-21
FI904845A (fi) 1992-04-03
FI94678C (fi) 1995-10-10

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Legal Events

Date Code Title Description
FZDE Dead