DE69528122D1 - Abbildungsverfahren zur Bestimmung der räumlichen Verteilung der Konzentration von Absorbern - Google Patents

Abbildungsverfahren zur Bestimmung der räumlichen Verteilung der Konzentration von Absorbern

Info

Publication number
DE69528122D1
DE69528122D1 DE69528122T DE69528122T DE69528122D1 DE 69528122 D1 DE69528122 D1 DE 69528122D1 DE 69528122 T DE69528122 T DE 69528122T DE 69528122 T DE69528122 T DE 69528122T DE 69528122 D1 DE69528122 D1 DE 69528122D1
Authority
DE
Germany
Prior art keywords
absorbers
concentration
determining
spatial distribution
mapping method
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 - Lifetime
Application number
DE69528122T
Other languages
English (en)
Other versions
DE69528122T2 (de
Inventor
Atsushi Maki
Adi Bonen
Yoshitoshi Ito
Yuichi Yamashita
Yukiko Hirabayashi
Hideaki Koizumi
Fumio Kawaguchi
Hideji Fujii
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69528122D1 publication Critical patent/DE69528122D1/de
Publication of DE69528122T2 publication Critical patent/DE69528122T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • G01N2021/4797—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium time resolved, e.g. analysis of ballistic photons

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
DE69528122T 1994-07-14 1995-06-30 Abbildungsverfahren zur Bestimmung der räumlichen Verteilung der Konzentration von Absorbern Expired - Lifetime DE69528122T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16182394A JP3310782B2 (ja) 1994-07-14 1994-07-14 吸収物質濃度の空間分布画像化装置

Publications (2)

Publication Number Publication Date
DE69528122D1 true DE69528122D1 (de) 2002-10-17
DE69528122T2 DE69528122T2 (de) 2003-04-30

Family

ID=15742595

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69528122T Expired - Lifetime DE69528122T2 (de) 1994-07-14 1995-06-30 Abbildungsverfahren zur Bestimmung der räumlichen Verteilung der Konzentration von Absorbern

Country Status (4)

Country Link
US (1) US5678556A (de)
EP (1) EP0692708B1 (de)
JP (1) JP3310782B2 (de)
DE (1) DE69528122T2 (de)

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US5987346A (en) * 1993-02-26 1999-11-16 Benaron; David A. Device and method for classification of tissue
US5803909A (en) * 1994-10-06 1998-09-08 Hitachi, Ltd. Optical system for measuring metabolism in a body and imaging method
US5919140A (en) * 1995-02-21 1999-07-06 Massachusetts Institute Of Technology Optical imaging using time gated scattered light
JP3662376B2 (ja) * 1996-05-10 2005-06-22 浜松ホトニクス株式会社 内部特性分布の計測方法および装置
US6081322A (en) * 1997-10-16 2000-06-27 Research Foundation Of State Of New York NIR clinical opti-scan system
GB9724835D0 (en) 1997-11-25 1998-01-21 Univ Manchester Method and apparatus for detecting an object
US6687532B2 (en) 1997-12-12 2004-02-03 Hamamatsu Photonics K.K. Optical CT apparatus and image reconstructing method
SE512098C2 (sv) * 1998-05-19 2000-01-24 Agrovision Ab Koncentrationsbestämning av en komponent i en blandning av minst två komponenter
JP3887486B2 (ja) * 1998-05-26 2007-02-28 浜松ホトニクス株式会社 散乱吸収体の内部特性分布の計測方法及び装置
US6929602B2 (en) * 1998-09-28 2005-08-16 Kabushiki Kaisha Toshiba Endoscope apparatus
JP4055266B2 (ja) * 1998-10-13 2008-03-05 株式会社日立製作所 光計測装置
AU4058999A (en) * 1999-06-03 2000-12-28 Hamamatsu Photonics K.K. Optical ct device and method of image reformation
JP4364995B2 (ja) * 2000-03-21 2009-11-18 浜松ホトニクス株式会社 散乱吸収体内部の光路分布計算方法
AU2001247704A1 (en) * 2000-03-21 2001-10-15 Bechtel Bwxt Idaho, Llc Methods and computer readable medium for improved radiotherapy dosimetry planning
JP4517111B2 (ja) * 2004-06-07 2010-08-04 独立行政法人情報通信研究機構 脳機能測定装置、脳機能測定方法及び脳機能測定プログラム
US8406840B2 (en) * 2005-09-13 2013-03-26 Koninklijke Philips Electronics N.V. Spatially resolved oxymetry
JP2010512904A (ja) * 2006-12-19 2010-04-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 不透明媒体のイメージング
JP4263767B2 (ja) * 2007-09-20 2009-05-13 日東電工株式会社 充填用発泡組成物、充填発泡部材および充填用発泡体
JP5182856B2 (ja) * 2007-12-05 2013-04-17 独立行政法人産業技術総合研究所 光計測装置
JP5463545B2 (ja) * 2009-03-31 2014-04-09 セイコーエプソン株式会社 濃度定量装置、濃度定量方法及びプログラム
US20100261976A1 (en) 2009-04-14 2010-10-14 Tyco Healthcare Group Lp Apparatus and System for Performing Surgery
US8850573B1 (en) * 2010-04-14 2014-09-30 Google Inc. Computing device with untrusted user execution mode
US7884933B1 (en) * 2010-05-05 2011-02-08 Revolutionary Business Concepts, Inc. Apparatus and method for determining analyte concentrations
US9464983B2 (en) 2010-07-12 2016-10-11 Seiko Epson Corporation Concentration determination apparatus, probe, concentration determination method, and program
JP5652599B2 (ja) * 2010-07-12 2015-01-14 セイコーエプソン株式会社 濃度定量装置、濃度定量方法及びプログラム
US8502989B1 (en) * 2011-09-13 2013-08-06 The Boeing Company Tomographic optical beam irradiance sensor
JP5924658B2 (ja) * 2011-09-27 2016-05-25 セイコーエプソン株式会社 濃度定量装置、光吸収係数算出方法、等価散乱係数算出方法、濃度定量方法、光吸収係数の算出を行うプログラム及び濃度の算出を行うプログラム
JP6212312B2 (ja) 2012-08-13 2017-10-11 パナソニック株式会社 物体内部推定装置およびその方法
JP6154613B2 (ja) * 2013-01-18 2017-06-28 浜松ホトニクス株式会社 断面画像計測装置及び計測方法
CN106323920B (zh) * 2015-07-10 2019-02-22 中国科学院遥感与数字地球研究所 基于蒙特卡洛算法的气溶胶多次散射模拟方法及系统
CN114398529B (zh) * 2021-12-27 2023-12-01 江苏亨通数字智能科技有限公司 一种光棒拆棒方法、装置及存储介质

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57115232A (en) 1980-07-09 1982-07-17 Deyuuku Univ Inc Apparatus for measuring metabolic action in internal organ
JP2645718B2 (ja) 1988-02-17 1997-08-25 住友電気工業株式会社 光ｃｔ装置
JPS63275323A (ja) 1987-05-08 1988-11-14 Hamamatsu Photonics Kk 診断装置
JP3154997B2 (ja) 1988-06-08 2001-04-09 エル． バーバー，ランダル ランダムな媒体を画像化するためのシステム
US5137355A (en) * 1988-06-08 1992-08-11 The Research Foundation Of State University Of New York Method of imaging a random medium
US5070455A (en) * 1989-11-22 1991-12-03 Singer Imaging, Inc. Imaging system and method using scattered and diffused radiation
US5413098A (en) * 1991-12-24 1995-05-09 Sextant Medical Corporation Path constrained spectrophotometer and method for determination of spatial distribution of light or other radiation scattering and absorbing substances in a radiation scattering medium

Also Published As

Publication number Publication date
EP0692708A3 (de) 1996-10-30
JPH0829329A (ja) 1996-02-02
DE69528122T2 (de) 2003-04-30
JP3310782B2 (ja) 2002-08-05
US5678556A (en) 1997-10-21
EP0692708A2 (de) 1996-01-17
EP0692708B1 (de) 2002-09-11

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