DE3672348D1 - Digitalfarbbildverarbeitung mittels histogrammnormalisierung. - Google Patents

Digitalfarbbildverarbeitung mittels histogrammnormalisierung.

Info

Publication number: DE3672348D1
Authority: DE; Germany
Prior art keywords: image processing; color image; digital color; histogram normalization; histogram
Prior art date: 1985-05-06
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 - Fee Related

Application number

DE8686902746T

Other languages

English (en)

Inventor

Samuel Alkofer

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.)

Eastman Kodak Co

Original Assignee

Eastman Kodak Co

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.)

1985-05-06

Filing date

1986-04-23

Publication date

1990-08-02

1986-04-23 Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co

1990-08-02 Application granted granted Critical

1990-08-02 Publication of DE3672348D1 publication Critical patent/DE3672348D1/de

2006-04-24 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- 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
- H04N1/6097—Colour correction or control depending on the characteristics of the output medium, e.g. glossy paper, matt paper, transparency or fabrics
- 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
- 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
- H04N1/6027—Correction or control of colour gradation or colour contrast

DE8686902746T 1985-05-06 1986-04-23 Digitalfarbbildverarbeitung mittels histogrammnormalisierung. Expired - Fee Related DE3672348D1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/730,627 US4729016A (en)	1985-05-06	1985-05-06	Digital color image processing method and apparatus employing three color reproduction functions for adjusting both tone scale and color balance
PCT/US1986/000823 WO1986006907A1 (en)	1985-05-06	1986-04-23	Digital color image processing employing histogram normalization

Publications (1)

Publication Number	Publication Date
DE3672348D1 true DE3672348D1 (de)	1990-08-02

Family

ID=24936114

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8686902746T Expired - Fee Related DE3672348D1 (de)	1985-05-06	1986-04-23	Digitalfarbbildverarbeitung mittels histogrammnormalisierung.

Country Status (5)

Country	Link
US (1)	US4729016A (de)
EP (1)	EP0221929B1 (de)
JP (1)	JPS62500753A (de)
DE (1)	DE3672348D1 (de)
WO (1)	WO1986006907A1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4745465A (en) *	1986-03-24	1988-05-17	Eastman Kodak Company	Digital color image processing method employing histogram normalization for tone and color reproduction
DE3629422C2 (de) *	1986-08-29	1994-02-17	Agfa Gevaert Ag	Verfahren und Vorrichtung zum Einstellen von Belichtungsgrößen an einem Kopiergerät
JPH0724425B2 (ja) *	1986-09-02	1995-03-15	富士写真フイルム株式会社	画像処理方法及び装置
JPH0722311B2 (ja) *	1986-11-13	1995-03-08	キヤノン株式会社	カラ−画像読み取り装置
US4905164A (en) *	1986-12-19	1990-02-27	General Electric Company	Method for modulating color for effecting color cell texture
US4941038A (en) *	1987-05-11	1990-07-10	The Mead Corporation	Method for color image processing
US5075768A (en) *	1988-09-02	1991-12-24	Itek Graphix Corporation	Method and apparatus for color separation scanning
US4899214A (en) *	1988-09-02	1990-02-06	Itek Graphic Corp.	Low cost color scanner
EP0471110A1 (de) *	1990-08-17	1992-02-19	John O. Kobel	Vorrichtung und Verfahren zum Herstellen von vergrösserten Farbdrucken von Transparenten und Negativen
DE4002298C2 (de) *	1990-01-26	1995-11-09	Agfa Gevaert Ag	Verfahren und Vorrichtung zur automatischen Korrektur von Farbstichen bei der elektronischen Bildverarbeitung
US5265200A (en) *	1990-11-01	1993-11-23	International Business Machines Corporation	System and method for automatic image saturation, gamma, and exposure correction in a digitizing video capture system
US5544258A (en) *	1991-03-14	1996-08-06	Levien; Raphael L.	Automatic tone correction of images using non-linear histogram processing
US5237402A (en) *	1991-07-30	1993-08-17	Polaroid Corporation	Digital image processing circuitry
US5426517A (en) *	1992-11-30	1995-06-20	Eastman Kodak Company	Automated tone correction apparatus and method using filtered histogram equalization
US6459425B1 (en) *	1997-08-25	2002-10-01	Richard A. Holub	System for automatic color calibration
US6043909A (en) *	1996-02-26	2000-03-28	Imagicolor Corporation	System for distributing and controlling color reproduction at multiple sites
US7728845B2 (en) *	1996-02-26	2010-06-01	Rah Color Technologies Llc	Color calibration of color image rendering devices
US5901243A (en) *	1996-09-30	1999-05-04	Hewlett-Packard Company	Dynamic exposure control in single-scan digital input devices
US6392764B1 (en) *	1998-11-12	2002-05-21	Xerox Corporation	Systems and methods for adaptively filtering palettized images
EP1014695B1 (de) *	1998-12-23	2006-01-11	Eastman Kodak Company	Farbausgleichkorrektur für Bilder
US6621923B1 (en) *	1999-03-29	2003-09-16	Hewlett-Packard Development Company, L.P.	Color and tone correction of a negative film scan using existing silver-halide print
US6961066B2 (en)	1999-04-13	2005-11-01	Athentech Technologies, Inc.	Automatic color adjustment for digital images
KR20010113791A (ko) *	1999-04-13	2001-12-28	아센테크 테크놀로지스 인코퍼레이티드	가상 트루 칼라 광 증폭
US6677959B1 (en)	1999-04-13	2004-01-13	Athentech Technologies Inc.	Virtual true color light amplification
US7102648B1 (en)	2000-04-11	2006-09-05	Rah Color Technologies Llc	Methods and apparatus for calibrating a color display
US6681042B1 (en)	2000-08-29	2004-01-20	Eastman Kodak Company	Digital color image processing method
US6771311B1 (en)	2000-12-11	2004-08-03	Eastman Kodak Company	Automatic color saturation enhancement
US7962482B2 (en)	2001-05-16	2011-06-14	Pandora Media, Inc.	Methods and systems for utilizing contextual feedback to generate and modify playlists
US7057768B2 (en) *	2001-07-02	2006-06-06	Corel Corporation	Automatic color balance
US7009733B2 (en) *	2001-07-02	2006-03-07	Coral Corporation	Manual correction of an image color
US7085008B2 (en) *	2002-03-20	2006-08-01	Eastman Kodak Company	Digital color image processing method for improved tone scale reproduction
US7085007B2 (en) *	2002-03-20	2006-08-01	Eastman Kodak Company	Digital color image processing method
GB0211486D0 (en) *	2002-05-18	2002-06-26	Eastman Kodak Co	Processing of digital images
EP1463297A1 (de) *	2003-03-28	2004-09-29	Agfa-Gevaert AG	Verfahren zum Belichten digitaler Bilddaten auf lichtempfindliches Material
JP4860269B2 (ja) *	2006-01-13	2012-01-25	富士フイルム株式会社	評価装置および評価プログラム
US20070201743A1 (en) *	2006-02-28	2007-08-30	Sharp Laboratories Of America, Inc.	Methods and systems for identifying characteristics in a digital image
CN102194219B (zh) *	2011-05-18	2014-05-07	刘征	一种被障碍物遮挡图像的优化显示方法
TWI697867B (zh) *	2018-12-12	2020-07-01	晶睿通訊股份有限公司	測光補償方法及其相關監控攝影設備

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5687044A (en) *	1979-12-17	1981-07-15	Dainippon Screen Mfg Co Ltd	Method of determining adjusting items in image scanning recorder
US4472736A (en) *	1980-03-11	1984-09-18	Dainippon Ink And Chemicals Incorporated	Lithographic reproduction original classification and color separation tone curve adjustment
JPS5868040A (ja) *	1981-10-19	1983-04-22	Konan Camera Kenkyusho:Kk	階調修正量測定装置
US4667228A (en) *	1983-10-14	1987-05-19	Canon Kabushiki Kaisha	Image signal processing apparatus
US4654722A (en) *	1985-05-06	1987-03-31	Eastman Kodak Company	Tone value sample selection in digital image processing method employing histogram normalization

1985
- 1985-05-06 US US06/730,627 patent/US4729016A/en not_active Expired - Lifetime
1986
- 1986-04-23 EP EP86902746A patent/EP0221929B1/de not_active Expired - Lifetime
- 1986-04-23 JP JP61502311A patent/JPS62500753A/ja active Pending
- 1986-04-23 DE DE8686902746T patent/DE3672348D1/de not_active Expired - Fee Related
- 1986-04-23 WO PCT/US1986/000823 patent/WO1986006907A1/en active IP Right Grant

Also Published As

Publication number	Publication date
US4729016A (en)	1988-03-01
JPS62500753A (ja)	1987-03-26
WO1986006907A1 (en)	1986-11-20
EP0221929A1 (de)	1987-05-20
EP0221929B1 (de)	1990-06-27

Legal Events

Date	Code	Title	Description
1991-07-25	8364	No opposition during term of opposition
1995-04-13	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3672348D1 (de)	1990-08-02	Digitalfarbbildverarbeitung mittels histogrammnormalisierung.
DE3751050T2 (de)	1995-06-22	Farbbildverarbeitungsgerät.
DE3774516D1 (de)	1991-12-19	Bildverarbeitung.
DE3852112D1 (de)	1994-12-22	Bildverarbeitung.
DE3876472T2 (de)	1993-04-15	Bildverarbeitung.
DE3585279D1 (de)	1992-03-05	Bildverarbeitungssystem.
DE3688045T2 (de)	1993-09-16	Bildsignalverarbeitung.
DE3852594T2 (de)	1995-05-04	Farbbildverarbeitungsgerät.
DE3788837T2 (de)	1994-08-11	Farbbildverarbeitungsvorrichtung.
DE3672184D1 (de)	1990-07-26	Kontrastregelung eines verarbeiteten digitalbildes.
DE3789771D1 (de)	1994-06-09	Digitales bilderfassungssystem.
DE3688803D1 (de)	1993-09-09	Bildverarbeitungssystem.
DE3686821T2 (de)	1993-04-01	Halbtonbildverarbeitungseinrichtung.
DE3750538T2 (de)	1995-01-26	Farbbildaufzeichnungsgerät.
DE3586507D1 (de)	1992-09-24	Bildverarbeitungssystem.
DE3689216T2 (de)	1994-03-03	Bildverarbeitungsgerät.
DE3775077D1 (de)	1992-01-23	Konsekutives bildverarbeitungssystem.
DE3686862D1 (de)	1992-11-05	Bildverarbeitungsverfahren.
DE3876734D1 (de)	1993-01-28	Bildverarbeitung.
DE3687023D1 (de)	1992-12-03	Bildverarbeitungsvorrichtung.
DE3687789T2 (de)	1993-06-09	Bildsignalverarbeitungsgeraet.
DE3689103T2 (de)	1994-03-31	Bildverarbeitungsvorrichtung.
DE3687026D1 (de)	1992-12-03	Bildverarbeitungsvorrichtung.
DE3851264D1 (de)	1994-10-06	Bildverarbeitungsverfahren.
DE3787351T2 (de)	1994-01-13	Farbbildverarbeitungsgerät.