JP2006510897A - 光分析システム - Google Patents
光分析システム Download PDFInfo
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- JP2006510897A JP2006510897A JP2004561761A JP2004561761A JP2006510897A JP 2006510897 A JP2006510897 A JP 2006510897A JP 2004561761 A JP2004561761 A JP 2004561761A JP 2004561761 A JP2004561761 A JP 2004561761A JP 2006510897 A JP2006510897 A JP 2006510897A
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- 239000006185 dispersion Substances 0.000 claims description 27
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- 238000001514 detection method Methods 0.000 description 6
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- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000513 principal component analysis Methods 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 102000005717 Myeloma Proteins Human genes 0.000 description 1
- 108010045503 Myeloma Proteins Proteins 0.000 description 1
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
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- 238000010606 normalization Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/021—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using plane or convex mirrors, parallel phase plates, or particular reflectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
- G01J3/36—Investigating two or more bands of a spectrum by separate detectors
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- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N2021/3196—Correlating located peaks in spectrum with reference data, e.g. fingerprint data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/129—Using chemometrical methods
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- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
x1z1+x2z2+...+xnzn
nがN+1よりも小さい正の整数のスカラ乗法xnは、与えられた光信号中の主要成分znの振幅として判断し得る。各乗数xnは、M次元波長空間中のベクトルとして光信号を扱い、このベクトルの直積を主要成分ベクトルznと計算することによって決定される。これが正規化された固有ベクトルznの方向においての光信号の振幅xnをもたらす。振幅xnはN化合物の濃度に対応する。
Claims (10)
- 光信号の主要成分の振幅を決定する光分析システムであって:
第一のスペクトル重み関数によって重み付けされた光信号を検出する第一の検出器と、
第二のスペクトル重み関数によって重み付けされた光信号を検出する第二の検出器と、
光信号をスペクトル的に分散する分散素子と、
前記のスペクトル的に分散された光信号を受光し、光信号のうち、第一のスペクトル重み関数によって重み付けされた第一部分を第一の検出器へ分配し、光信号のうち、第二のスペクトル重み関数によって重み付けされた第二部分を第二の検出器へ分配するための分配素子と、
を有する光分析システム。 - 前記主要成分は、第一のスペクトル範囲内の正の部分と、第二のスペクトル範囲内の負の部分とを有し、
前記光信号のうち、第一のスペクトル重み関数によって重み付けされた第一部分は、前記正の部分に対応し、前記光信号のうち、第二のスペクトル重み関数によって重み付けされた第二部分は、前記負の部分に対応し、
前記第一の検出器および前記第二の検出器は、シグナル・プロセッサに結合され、該シグナル・プロセッサは、前記第一の検出器によって生成された信号から前記第二の検出器によって生成された信号を差し引くよう構成されている、ことを特徴とする請求項1記載の光分析システム。 - 前記主要成分は、第一の主要成分および第二の主要成分を有し、
前記光信号のうち、第一のスペクトル重み関数によって重み付けされた第一部分は、前記第一の主要成分に対応し、光信号のうち、第二のスペクトル重み関数によって重み付けされた第二部分は、前記第二の主要成分に対応する、ことを特徴とする請求項1記載の光分析システム。 - 前記分配素子は、前記スペクトル的に分散された光信号を受光するためのひとつの表面を有し、
前記表面は、第一組の表面素子および第二組の表面素子を有し、
前記第一組の表面素子は、前記スペクトル的に分散された光信号を、前記第一の検出器へ分配するよう配置され、
前記第二組の表面素子は、前記スペクトル的に分散された光信号を、前記第二の検出器へ分配するよう構成されている、ことを特徴とする請求項1記載の光分析システム。 - 前記分配素子は、屈折率の傾斜を有する第一組のサブアレイおよび屈折率の傾斜を有する第二組のサブアレイを形成するよう構成された液晶素子のアレイ有し、
前記第一のサブアレイは、前記スペクトル的に分散された光信号を、前記第一の検出器へ分配し、前記第二組のサブアレイは、前記スペクトル的に分散された光信号を、前記第二の検出器へ分配するよう構成されている、ことを特徴とする請求項1記載の光分析システム。 - 前記分散素子は、光信号を分散平面内で分散するよう構成され、
前記光分析システムは、分散された光信号を集束するための集束部材をさらに有し、
前記集束部材は、分散平面において第一の焦点距離および分散平面に対し垂直な平面において第二の焦点距離を有し、
前記第一の焦点距離は、前記第二の焦点距離とは異なる、ことを特徴とする請求項1記載の光分析システム。 - 前記光信号の第一部分を前記第一の検出器に集束するためのさらなる焦点部材をさらに有する、ことを特徴とする請求項6記載の光分析システム。
- 前記光信号の第一部分を、前記第一の検出器に集束する前に、スペクトル的に再結合するさらなる分散素子を有する、ことを特徴とする請求項7記載の光分析システム。
- 分光分析システムであって:
サンプルに照射し、ある振幅の主要成分を有する光信号を生成するための光源と、
請求項1記載の光信号の主要成分の振幅を決定する光分析システムと、
を有する分光分析システム。 - 請求項9記載の分光分析システムを有する血液分析システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02080427 | 2002-12-19 | ||
PCT/IB2003/005467 WO2004057284A1 (en) | 2002-12-19 | 2003-11-21 | Optical analysis system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006510897A true JP2006510897A (ja) | 2006-03-30 |
JP4633472B2 JP4633472B2 (ja) | 2011-02-16 |
Family
ID=32668784
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2004561761A Expired - Fee Related JP4633472B2 (ja) | 2002-12-19 | 2003-11-21 | 光分析システム |
JP2004561903A Pending JP2006510899A (ja) | 2002-12-19 | 2003-12-19 | 光学分析システム |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004561903A Pending JP2006510899A (ja) | 2002-12-19 | 2003-12-19 | 光学分析システム |
Country Status (8)
Country | Link |
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US (2) | US7245374B2 (ja) |
EP (2) | EP1576345B1 (ja) |
JP (2) | JP4633472B2 (ja) |
CN (2) | CN100443867C (ja) |
AT (2) | ATE418067T1 (ja) |
AU (2) | AU2003280199A1 (ja) |
DE (2) | DE60325418D1 (ja) |
WO (2) | WO2004057284A1 (ja) |
Cited By (1)
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JP2008539417A (ja) * | 2005-04-28 | 2008-11-13 | 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 | 分析物の混合物における分析物の量を求める分光法 |
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US7245374B2 (en) | 2007-07-17 |
CN1729389A (zh) | 2006-02-01 |
DE60318249D1 (de) | 2008-01-31 |
JP2006510899A (ja) | 2006-03-30 |
CN100473961C (zh) | 2009-04-01 |
ATE418067T1 (de) | 2009-01-15 |
JP4633472B2 (ja) | 2011-02-16 |
EP1576346A1 (en) | 2005-09-21 |
DE60318249T2 (de) | 2008-12-04 |
DE60325418D1 (de) | 2009-01-29 |
CN1729388A (zh) | 2006-02-01 |
EP1576345A1 (en) | 2005-09-21 |
EP1576345B1 (en) | 2008-12-17 |
US7405825B2 (en) | 2008-07-29 |
AU2003280199A1 (en) | 2004-07-14 |
WO2004057284A1 (en) | 2004-07-08 |
WO2004057285A1 (en) | 2004-07-08 |
CN100443867C (zh) | 2008-12-17 |
EP1576346B1 (en) | 2007-12-19 |
US20060176471A1 (en) | 2006-08-10 |
US20060158734A1 (en) | 2006-07-20 |
ATE381710T1 (de) | 2008-01-15 |
AU2003296833A1 (en) | 2004-07-14 |
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