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DE60320887D1 - Verfahren zur Reflektanzerfassung - Google Patents

Verfahren zur Reflektanzerfassung

Info

Publication number
DE60320887D1
DE60320887D1 DE60320887T DE60320887T DE60320887D1 DE 60320887 D1 DE60320887 D1 DE 60320887D1 DE 60320887 T DE60320887 T DE 60320887T DE 60320887 T DE60320887 T DE 60320887T DE 60320887 D1 DE60320887 D1 DE 60320887D1
Authority
DE
Germany
Prior art keywords
reflectance detection
reflectance
detection
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
DE60320887T
Other languages
English (en)
Inventor
Atsushi Takagi
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE60320887D1 publication Critical patent/DE60320887D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/504—Goniometric colour measurements, for example measurements of metallic or flake based paints
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE60320887T 2002-04-12 2003-04-10 Verfahren zur Reflektanzerfassung Expired - Lifetime DE60320887D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002111140A JP3941569B2 (ja) 2002-04-12 2002-04-12 反射率推定方法

Publications (1)

Publication Number Publication Date
DE60320887D1 true DE60320887D1 (de) 2008-06-26

Family

ID=28449995

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60320887T Expired - Lifetime DE60320887D1 (de) 2002-04-12 2003-04-10 Verfahren zur Reflektanzerfassung

Country Status (4)

Country Link
US (1) US7283244B2 (de)
EP (1) EP1353156B1 (de)
JP (1) JP3941569B2 (de)
DE (1) DE60320887D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4701986B2 (ja) * 2005-10-17 2011-06-15 トヨタ自動車株式会社 測色装置および光反射率と明度の推定方法
KR100755680B1 (ko) * 2006-06-26 2007-09-05 삼성전자주식회사 색 변환 장치 및 방법
JP4868258B2 (ja) * 2006-07-21 2012-02-01 トヨタ自動車株式会社 反射率推定方法
JP4827697B2 (ja) * 2006-11-15 2011-11-30 関西ペイント株式会社 塗色の質感マップ、その作成方法、作成プログラム及び作成システム
US7860304B2 (en) * 2006-12-11 2010-12-28 Canon Kabushiki Kaisha Constructing basis functions using sensor wavelength dependence
DE102008010562B4 (de) * 2008-02-22 2015-11-12 Audi Ag Verfahren zum Instrumenten-Abgleich von Mehrwinkel-Farbmessgeräten
DE102010011577B4 (de) 2009-03-25 2025-12-04 Heidelberger Druckmaschinen Ag Winkelabhängige Farbwertkorrektur
JP2011227098A (ja) * 2011-08-04 2011-11-10 Kansai Paint Co Ltd 塗色の質感マップのデータ構造が記録されたコンピュータ読取可能な記録媒体
JP6235926B2 (ja) * 2014-02-14 2017-11-22 株式会社スクウェア・エニックス 情報処理装置、生成方法、プログラム及び記録媒体
JP6213662B2 (ja) * 2014-03-07 2017-10-18 新日鐵住金株式会社 表面性状指標化装置、表面性状指標化方法及びプログラム
EP3078950B8 (de) * 2015-04-08 2024-06-26 X-Rite Europe GmbH Farbmessverfahren und farbmessgerät
US10613727B2 (en) 2016-02-19 2020-04-07 Ppg Industries Ohio, Inc. Color and texture match ratings for optimal match selection
MX2022003389A (es) 2019-09-19 2022-04-19 Ppg Ind Ohio Inc Sistemas y metodos para mapear recubrimientos a un espacio de apariencia espacial.
JP7528148B2 (ja) 2022-06-10 2024-08-05 株式会社トヨタシステムズ 二次電池劣化判定装置及び二次電池劣化判定方法
JP2024091101A (ja) * 2022-12-23 2024-07-04 トヨタ自動車株式会社 色分析装置、色分析方法、及び色分析プログラム

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479718A (en) * 1982-06-17 1984-10-30 E. I. Du Pont De Nemours And Company Three direction measurements for characterization of a surface containing metallic particles
US4711580A (en) * 1985-01-28 1987-12-08 Hunter Associates Laboratory, Inc. Modeling properties of flake finishes using directional resolution and statistical flake orientation distribution function
US4992963A (en) * 1988-12-02 1991-02-12 Simon Fraser University Method and apparatus for determining ambient light and surface reflectance
JPH03135740A (ja) 1989-06-19 1991-06-10 Nippon Telegr & Teleph Corp <Ntt> 色識別方法，装置および細径心線自動接続装置
US5412465A (en) * 1993-08-02 1995-05-02 The United States Of America As Represented By The United States Department Of Energy Method for verification of constituents of a process stream just as they go through an inlet of a reaction vessel
JP3671088B2 (ja) * 1996-06-19 2005-07-13 関西ペイント株式会社 メタリツク塗膜の光学的性質を決定する方法
JP4039470B2 (ja) * 1997-05-09 2008-01-30 日清紡績株式会社 メタリック・パール系塗料のコンピュータ調色における着色材と光輝材の配合比又は光輝材の配合量を求める方法
US6166814A (en) * 1997-09-30 2000-12-26 Georgia Tech Research Corp. Method and apparatus for color matching paints
JP3469767B2 (ja) * 1998-01-26 2003-11-25 関西ペイント株式会社 メタリツク塗色の分類整理方法
JP3631365B2 (ja) 1998-02-10 2005-03-23 日本ペイント株式会社 変角分光反射率の測定方法
JP3440817B2 (ja) 1998-02-27 2003-08-25 トヨタ自動車株式会社 カラー画像入力装置を用いた色再現方法
JPH11351964A (ja) * 1998-06-05 1999-12-24 Nippon Paint Co Ltd メタリック−パール系塗色の変角分光反射率分布を予測する方法
EP1315953A4 (de) * 2000-08-10 2005-03-02 Euro Celtique Sa Automatisiertes system und verfahren zur spektroskopischen analyse
EP1207386A1 (de) * 2000-11-20 2002-05-22 The Dow Chemical Company Verfahren zum Charakterisieren des Aussehens eines Gegenstandes, zum Vorhersagen des Aussehens eines Gegenstandes und zum Herstellen eines Gegenstandes mit vorbestimmtem Aussehen, das optional auf Grundlage eines Referenzobjektes bestimmt wurde
JP4623842B2 (ja) * 2001-02-28 2011-02-02 関西ペイント株式会社 メタリック塗色の近似色を高速に検索する方法
US7173733B2 (en) * 2002-11-07 2007-02-06 University Of Delaware Method for modeling color halftones

Also Published As

Publication number Publication date
EP1353156A2 (de) 2003-10-15
US7283244B2 (en) 2007-10-16
US20030193669A1 (en) 2003-10-16
JP2003307456A (ja) 2003-10-31
EP1353156A3 (de) 2004-05-12
JP3941569B2 (ja) 2007-07-04
EP1353156B1 (de) 2008-05-14

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Legal Events

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