WO2003067205A1 - Capteur optique, procede de captage optique, programme et support d'enregistrement - Google Patents
Capteur optique, procede de captage optique, programme et support d'enregistrement Download PDFInfo
- Publication number
- WO2003067205A1 WO2003067205A1 PCT/JP2003/000831 JP0300831W WO03067205A1 WO 2003067205 A1 WO2003067205 A1 WO 2003067205A1 JP 0300831 W JP0300831 W JP 0300831W WO 03067205 A1 WO03067205 A1 WO 03067205A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display device
- illumination
- light
- output
- color component
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000003287 optical effect Effects 0.000 title abstract description 36
- 238000005286 illumination Methods 0.000 claims abstract description 72
- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 239000011159 matrix material Substances 0.000 claims description 38
- 238000001514 detection method Methods 0.000 claims description 34
- 238000000926 separation method Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 abstract description 8
- 239000003086 colorant Substances 0.000 abstract description 4
- 230000009466 transformation Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 241001085205 Prenanthella exigua Species 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
- H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
-
- 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
- G01J3/462—Computing operations in or between colour spaces; Colour management systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/02—Diagnosis, testing or measuring for television systems or their details for colour television signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
- H04N9/3194—Testing thereof including sensor feedback
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
Definitions
- the present invention relates to a light detection device, and more specifically, to a light detection device, a light detection method, a program, and a recording medium capable of performing more accurate measurement.
- the invention according to claim 6 is the photodetector according to any one of claims 1 to 5, wherein the value of the coordinate system independent of the device is XYZ. .
- An invention according to claim 7 is a projector including the photodetector according to any one of claims 1 to 6.
- the invention according to claim 8 is a light detection method for measuring a luminance characteristic of a specific color output from a display device under specific illumination light, wherein the color component of the illumination light and the color of the specific color are measured. Using a light separating step for separating components and an operator for a display device, converting an output of the light detecting device for the separated color component of the specific color into a value of a coordinate system independent of a device.
- FIG. 5 is a flowchart for explaining the processing in the display device conversion matrix Md calculation unit 60c of the optical sensor 60 according to an embodiment of the present invention.
- FIG. 6 is a flowchart for explaining processing in the illumination conversion matrix Mi calculation unit 60d of the optical sensor 60 according to an embodiment of the present invention.
- FIG. 7 is a flowchart for explaining the processing in the LMS / XYZ conversion unit 60b of the optical sensor 60 according to an embodiment of the present invention.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectrometry And Color Measurement (AREA)
- Controls And Circuits For Display Device (AREA)
- Holo Graphy (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
- Gas-Insulated Switchgears (AREA)
- Geophysics And Detection Of Objects (AREA)
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002439597A CA2439597A1 (en) | 2002-02-05 | 2003-01-29 | Photodectector, photodetecting method and storage medium |
KR1020037013045A KR100592610B1 (ko) | 2002-02-05 | 2003-01-29 | 광 검출 장치, 프로젝터, 광 검출 방법, 및 기록 매체 |
AU2003244341A AU2003244341B2 (en) | 2002-02-05 | 2003-01-29 | Optical sensor, optical sensing method, program, and recording medium |
DE60326692T DE60326692D1 (de) | 2002-02-05 | 2003-01-29 | Optischer sensor, optisches erfassungsverfahren, programm und aufzeichnungsmedium |
EP03737440A EP1450146B1 (en) | 2002-02-05 | 2003-01-29 | Optical sensor, optical sensing method, program and recording medium |
MXPA03009039A MXPA03009039A (es) | 2002-02-05 | 2003-01-29 | Fotodetector, metodo de fotodeteccion y medio de almacenamiento. |
BR0302973-5A BR0302973A (pt) | 2002-02-05 | 2003-01-29 | Fotodetector processo de fotodetecção e meio de armazenagem |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002028407A JP3800326B2 (ja) | 2002-02-05 | 2002-02-05 | 光検出装置、光検出方法、プログラムおよび記録媒体 |
JP2002-028407 | 2002-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003067205A1 true WO2003067205A1 (fr) | 2003-08-14 |
Family
ID=27677857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/000831 WO2003067205A1 (fr) | 2002-02-05 | 2003-01-29 | Capteur optique, procede de captage optique, programme et support d'enregistrement |
Country Status (13)
Country | Link |
---|---|
US (1) | US6838659B2 (ja) |
EP (1) | EP1450146B1 (ja) |
JP (1) | JP3800326B2 (ja) |
KR (1) | KR100592610B1 (ja) |
CN (1) | CN100339689C (ja) |
AT (1) | ATE426150T1 (ja) |
AU (1) | AU2003244341B2 (ja) |
BR (1) | BR0302973A (ja) |
CA (1) | CA2439597A1 (ja) |
DE (1) | DE60326692D1 (ja) |
MX (1) | MXPA03009039A (ja) |
TW (1) | TWI227627B (ja) |
WO (1) | WO2003067205A1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050116942A1 (en) * | 2003-09-26 | 2005-06-02 | Vander Jagt Peter G. | Color measurement instrument |
US7808556B2 (en) * | 2004-11-08 | 2010-10-05 | Thomson Licensing | Image processing device |
US7995098B2 (en) * | 2005-09-09 | 2011-08-09 | Radiant Imaging, Inc. | Systems and methods for measuring spatial and angular performance of a visual display |
CN101595520B (zh) * | 2007-01-26 | 2012-06-13 | 皇家飞利浦电子股份有限公司 | 用于显示光辐射的系统、方法 |
WO2009013718A2 (en) * | 2007-07-23 | 2009-01-29 | Koninklijke Philips Electronics N.V. | Methods and apparatus for tristimulus colorimetry |
US9262118B2 (en) * | 2007-08-08 | 2016-02-16 | Landmark Screens, Llc | Graphical display comprising a plurality of modules each controlling a group of pixels corresponding to a portion of the graphical display |
US7768180B2 (en) * | 2007-08-08 | 2010-08-03 | Landmark Screens, Llc | Enclosure for housing a plurality of pixels of a graphical display |
US9536463B2 (en) * | 2007-08-08 | 2017-01-03 | Landmark Screens, Llc | Method for fault-healing in a light emitting diode (LED) based display |
US8243090B2 (en) * | 2007-08-08 | 2012-08-14 | Landmark Screens, Llc | Method for mapping a color specified using a smaller color gamut to a larger color gamut |
US9779644B2 (en) * | 2007-08-08 | 2017-10-03 | Landmark Screens, Llc | Method for computing drive currents for a plurality of LEDs in a pixel of a signboard to achieve a desired color at a desired luminous intensity |
US9659513B2 (en) * | 2007-08-08 | 2017-05-23 | Landmark Screens, Llc | Method for compensating for a chromaticity shift due to ambient light in an electronic signboard |
US9342266B2 (en) * | 2007-08-08 | 2016-05-17 | Landmark Screens, Llc | Apparatus for dynamically circumventing faults in the light emitting diodes (LEDs) of a pixel in a graphical display |
US9620038B2 (en) * | 2007-08-08 | 2017-04-11 | Landmark Screens, Llc | Method for displaying a single image for diagnostic purpose without interrupting an observer's perception of the display of a sequence of images |
US8379060B2 (en) * | 2007-12-25 | 2013-02-19 | Intel Corporation | Device, system, and method of display calibration |
US8357889B2 (en) * | 2010-01-21 | 2013-01-22 | Intersil Americas Inc. | Circuits, systems and methods for vertical and horizontal light beam alignment |
CN103514926B (zh) * | 2012-06-29 | 2017-07-21 | 富泰华工业(深圳)有限公司 | 测试系统及测试方法 |
JP6265253B1 (ja) * | 2016-12-15 | 2018-01-24 | オムロン株式会社 | 検査装置および検査方法 |
CN110234969B (zh) * | 2017-02-03 | 2021-10-22 | 柯尼卡美能达株式会社 | 对滤色器方式的色彩亮度计进行校准的方法以及滤色器方式的色彩亮度计 |
Citations (6)
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JPH1065930A (ja) * | 1996-08-19 | 1998-03-06 | Fuji Xerox Co Ltd | カラー画像処理方法およびカラー画像処理装置 |
JP2000046648A (ja) * | 1998-07-24 | 2000-02-18 | Nippon Telegr & Teleph Corp <Ntt> | 照明光変換装置、照明光変換方法及び記録媒体 |
JP2000152269A (ja) * | 1998-11-13 | 2000-05-30 | Olympus Optical Co Ltd | 色再現システム |
JP2001036758A (ja) * | 1999-07-16 | 2001-02-09 | Fuji Photo Film Co Ltd | 色補正処理方法および色補正処理装置 |
JP2001186540A (ja) * | 1999-12-27 | 2001-07-06 | Toppan Printing Co Ltd | 測色変換係数算出方法と測色画像変換方法、及び、測色変換係数算出装置と測色画像変換装置、並びに、測色変換係数算出プログラム又は測色的撮像プログラムを記録したコンピュータ読み取り可能な情報記録媒体 |
JP2001320725A (ja) * | 2000-05-08 | 2001-11-16 | Seiko Epson Corp | 環境適応型の画像表示システム、プレゼンテーションシステム、画像処理方法および情報記憶媒体 |
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US5459678A (en) * | 1992-07-02 | 1995-10-17 | Feasey; Michael F. | Method and calibration apparatus for calibrating computer monitors used in the printing and textile industries |
US6373531B1 (en) * | 1995-10-05 | 2002-04-16 | Canon Kabushiki Kaisha | Image processing apparatus, method, and recording medium for performing color correction suitable for matching ambient light for different types of output devices |
FR2749077B1 (fr) | 1996-05-23 | 1999-08-06 | Oreal | Procede et dispositif de mesure de la couleur |
US6606116B1 (en) * | 2000-03-30 | 2003-08-12 | Ncr Corporation | Methods and apparatus for assessing quality of information displays |
-
2002
- 2002-02-05 JP JP2002028407A patent/JP3800326B2/ja not_active Expired - Fee Related
-
2003
- 2003-01-23 US US10/348,989 patent/US6838659B2/en not_active Expired - Lifetime
- 2003-01-29 AU AU2003244341A patent/AU2003244341B2/en not_active Expired - Fee Related
- 2003-01-29 DE DE60326692T patent/DE60326692D1/de not_active Expired - Lifetime
- 2003-01-29 CN CNB03800111XA patent/CN100339689C/zh not_active Expired - Fee Related
- 2003-01-29 KR KR1020037013045A patent/KR100592610B1/ko not_active IP Right Cessation
- 2003-01-29 MX MXPA03009039A patent/MXPA03009039A/es unknown
- 2003-01-29 BR BR0302973-5A patent/BR0302973A/pt not_active IP Right Cessation
- 2003-01-29 CA CA002439597A patent/CA2439597A1/en not_active Abandoned
- 2003-01-29 AT AT03737440T patent/ATE426150T1/de not_active IP Right Cessation
- 2003-01-29 WO PCT/JP2003/000831 patent/WO2003067205A1/ja active Application Filing
- 2003-01-29 EP EP03737440A patent/EP1450146B1/en not_active Expired - Lifetime
- 2003-01-29 TW TW092102033A patent/TWI227627B/zh not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1065930A (ja) * | 1996-08-19 | 1998-03-06 | Fuji Xerox Co Ltd | カラー画像処理方法およびカラー画像処理装置 |
JP2000046648A (ja) * | 1998-07-24 | 2000-02-18 | Nippon Telegr & Teleph Corp <Ntt> | 照明光変換装置、照明光変換方法及び記録媒体 |
JP2000152269A (ja) * | 1998-11-13 | 2000-05-30 | Olympus Optical Co Ltd | 色再現システム |
JP2001036758A (ja) * | 1999-07-16 | 2001-02-09 | Fuji Photo Film Co Ltd | 色補正処理方法および色補正処理装置 |
JP2001186540A (ja) * | 1999-12-27 | 2001-07-06 | Toppan Printing Co Ltd | 測色変換係数算出方法と測色画像変換方法、及び、測色変換係数算出装置と測色画像変換装置、並びに、測色変換係数算出プログラム又は測色的撮像プログラムを記録したコンピュータ読み取り可能な情報記録媒体 |
JP2001320725A (ja) * | 2000-05-08 | 2001-11-16 | Seiko Epson Corp | 環境適応型の画像表示システム、プレゼンテーションシステム、画像処理方法および情報記憶媒体 |
Also Published As
Publication number | Publication date |
---|---|
AU2003244341B2 (en) | 2006-01-12 |
ATE426150T1 (de) | 2009-04-15 |
EP1450146A4 (en) | 2005-05-04 |
TW200303140A (en) | 2003-08-16 |
EP1450146B1 (en) | 2009-03-18 |
EP1450146A1 (en) | 2004-08-25 |
US6838659B2 (en) | 2005-01-04 |
CA2439597A1 (en) | 2003-08-14 |
MXPA03009039A (es) | 2004-02-16 |
KR20030090715A (ko) | 2003-11-28 |
TWI227627B (en) | 2005-02-01 |
DE60326692D1 (de) | 2009-04-30 |
JP3800326B2 (ja) | 2006-07-26 |
CN1498341A (zh) | 2004-05-19 |
US20030169341A1 (en) | 2003-09-11 |
AU2003244341A1 (en) | 2003-09-02 |
CN100339689C (zh) | 2007-09-26 |
JP2003227757A (ja) | 2003-08-15 |
BR0302973A (pt) | 2004-07-06 |
KR100592610B1 (ko) | 2006-06-23 |
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