JP5022762B2 - 色処理装置およびその方法 - Google Patents

色処理装置およびその方法 Download PDF

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Publication number
JP5022762B2
JP5022762B2 JP2007117623A JP2007117623A JP5022762B2 JP 5022762 B2 JP5022762 B2 JP 5022762B2 JP 2007117623 A JP2007117623 A JP 2007117623A JP 2007117623 A JP2007117623 A JP 2007117623A JP 5022762 B2 JP5022762 B2 JP 5022762B2
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JP
Japan
Prior art keywords
white point
white
color processing
curve
color
Prior art date
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Expired - Fee Related
Application number
JP2007117623A
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English (en)
Japanese (ja)
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JP2008278055A5 (enExample
JP2008278055A (ja
Inventor
耕生 ▲高▼橋
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2007117623A priority Critical patent/JP5022762B2/ja
Priority to US12/102,494 priority patent/US7995070B2/en
Publication of JP2008278055A publication Critical patent/JP2008278055A/ja
Publication of JP2008278055A5 publication Critical patent/JP2008278055A5/ja
Application granted granted Critical
Publication of JP5022762B2 publication Critical patent/JP5022762B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6077—Colour balance, e.g. colour cast correction
    • H04N1/608—Colour balance, e.g. colour cast correction within the L, C1, C2 colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6083—Colour correction or control controlled by factors external to the apparatus
    • H04N1/6086—Colour correction or control controlled by factors external to the apparatus by scene illuminant, i.e. conditions at the time of picture capture, e.g. flash, optical filter used, evening, cloud, daylight, artificial lighting, white point measurement, colour temperature
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6083—Colour correction or control controlled by factors external to the apparatus
    • H04N1/6088—Colour correction or control controlled by factors external to the apparatus by viewing conditions, i.e. conditions at picture output
    • 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
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • 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
    • G09G2320/0693—Calibration of display systems
    • 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
    • G09G2320/08—Arrangements within a display terminal for setting, manually or automatically, display parameters of the display terminal
    • 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
    • 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
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Image Processing (AREA)
JP2007117623A 2007-04-26 2007-04-26 色処理装置およびその方法 Expired - Fee Related JP5022762B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007117623A JP5022762B2 (ja) 2007-04-26 2007-04-26 色処理装置およびその方法
US12/102,494 US7995070B2 (en) 2007-04-26 2008-04-14 Color processing apparatus and method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007117623A JP5022762B2 (ja) 2007-04-26 2007-04-26 色処理装置およびその方法

Publications (3)

Publication Number Publication Date
JP2008278055A JP2008278055A (ja) 2008-11-13
JP2008278055A5 JP2008278055A5 (enExample) 2010-06-17
JP5022762B2 true JP5022762B2 (ja) 2012-09-12

Family

ID=39886406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007117623A Expired - Fee Related JP5022762B2 (ja) 2007-04-26 2007-04-26 色処理装置およびその方法

Country Status (2)

Country Link
US (1) US7995070B2 (enExample)
JP (1) JP5022762B2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619101B2 (en) * 2007-06-04 2013-12-31 Apple Inc. Methods and systems for white point adjustment
JP5441539B2 (ja) * 2009-07-21 2014-03-12 キヤノン株式会社 色処理装置、色処理方法及びプログラム
JP5305490B2 (ja) * 2009-09-30 2013-10-02 Ｎｅｃディスプレイソリューションズ株式会社 画像表示装置、画像表示方法
WO2011103377A1 (en) * 2010-02-22 2011-08-25 Dolby Laboratories Licensing Corporation System and method for adjusting display based on detected environment
CN104240674B (zh) * 2013-06-14 2016-10-05 联想(北京)有限公司 一种调节显示单元的方法及一种电子设备
US10217438B2 (en) * 2014-05-30 2019-02-26 Apple Inc. User interface and method for directly setting display white point
US9478157B2 (en) * 2014-11-17 2016-10-25 Apple Inc. Ambient light adaptive displays
CN111402817B (zh) 2020-03-30 2021-05-14 合肥京东方光电科技有限公司 白点坐标补偿方法、装置、计算机设备和存储介质
JP2024081234A (ja) * 2022-12-06 2024-06-18 セイコーエプソン株式会社 画像処理装置および画像処理用プログラム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5276779A (en) * 1991-04-01 1994-01-04 Eastman Kodak Company Method for the reproduction of color images based on viewer adaption
JPH0993451A (ja) 1995-09-27 1997-04-04 Sony Corp 画像処理方法及び画像処理装置
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
JPH09178561A (ja) * 1995-12-27 1997-07-11 Nippon Shikisai Kenkyusho 色の見え方のシミュレーションシステム
US5920358A (en) * 1997-01-30 1999-07-06 Fuji Photo Film Co., Ltd. Method of transforming colors of image
JPH11112819A (ja) * 1997-09-30 1999-04-23 Fuji Photo Film Co Ltd 色変換ルックアップテーブル並びにその作成方法および装置並びにそれを用いた画像の色変換方法および装置
US6724507B1 (en) * 1998-07-02 2004-04-20 Fuji Xerox Co., Ltd. Image processing method and image processing apparatus
JP3291259B2 (ja) 1998-11-11 2002-06-10 キヤノン株式会社 画像処理方法および記録媒体
US6686953B1 (en) * 2000-03-01 2004-02-03 Joseph Holmes Visual calibration target set method
JP2005079623A (ja) * 2003-08-28 2005-03-24 Fuji Photo Film Co Ltd ホワイトバランス補正方法および装置並びにプログラム

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Publication number Publication date
JP2008278055A (ja) 2008-11-13
US20080266316A1 (en) 2008-10-30
US7995070B2 (en) 2011-08-09

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