IT1193569B - Procedimento per determinare automaticamente condizioni di comando dei colori per una immagine da riprodurre - Google Patents

Procedimento per determinare automaticamente condizioni di comando dei colori per una immagine da riprodurre

Info

Publication number
IT1193569B
IT1193569B IT26708/80A IT2670880A IT1193569B IT 1193569 B IT1193569 B IT 1193569B IT 26708/80 A IT26708/80 A IT 26708/80A IT 2670880 A IT2670880 A IT 2670880A IT 1193569 B IT1193569 B IT 1193569B
Authority
IT
Italy
Prior art keywords
reproduced
procedure
image
automatically determining
color control
Prior art date
Application number
IT26708/80A
Other languages
English (en)
Other versions
IT8026708A0 (it
Inventor
Ueda Sadao
Tokura Isao
Yamada Mitsuiko
Original Assignee
Dainippon Screen Mfg
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 Dainippon Screen Mfg filed Critical Dainippon Screen Mfg
Publication of IT8026708A0 publication Critical patent/IT8026708A0/it
Application granted granted Critical
Publication of IT1193569B publication Critical patent/IT1193569B/it

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
    • H04N1/6016—Conversion to subtractive 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
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms
    • 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
IT26708/80A 1979-12-17 1980-12-17 Procedimento per determinare automaticamente condizioni di comando dei colori per una immagine da riprodurre IT1193569B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16380579A JPS5687044A (en) 1979-12-17 1979-12-17 Method of determining adjusting items in image scanning recorder

Publications (2)

Publication Number Publication Date
IT8026708A0 IT8026708A0 (it) 1980-12-17
IT1193569B true IT1193569B (it) 1988-07-08

Family

ID=15781033

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26708/80A IT1193569B (it) 1979-12-17 1980-12-17 Procedimento per determinare automaticamente condizioni di comando dei colori per una immagine da riprodurre

Country Status (8)

Country Link
US (1) US4410909A (it)
JP (1) JPS5687044A (it)
DE (1) DE3047633C2 (it)
DK (1) DK154989C (it)
ES (1) ES497568A0 (it)
FR (1) FR2472212B1 (it)
GB (1) GB2067043B (it)
IT (1) IT1193569B (it)

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US4636845A (en) * 1985-05-06 1987-01-13 Eastman Kodak Company Digital image processing method for over and under exposed photographic images
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JP2556486B2 (ja) * 1986-11-14 1996-11-20 キヤノン株式会社 フィルム読取装置
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JPH01236869A (ja) * 1988-03-17 1989-09-21 Fuji Photo Film Co Ltd カラースキャナの画像処理方法
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JP2575843B2 (ja) * 1988-10-13 1997-01-29 富士写真フイルム株式会社 画像入出力システム及び信号処理条件の自動設定方法
DE3938522C2 (de) * 1989-11-21 1998-09-24 Philips Broadcast Television S System zum Fokussieren eines Fernsehkamera-Objektivs
US5130789A (en) * 1989-12-13 1992-07-14 Eastman Kodak Company Localized image recoloring using ellipsoid boundary function
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US5177602A (en) * 1989-12-28 1993-01-05 Konica Corporation Image scanners
DE4002298C2 (de) * 1990-01-26 1995-11-09 Agfa Gevaert Ag Verfahren und Vorrichtung zur automatischen Korrektur von Farbstichen bei der elektronischen Bildverarbeitung
US5224178A (en) * 1990-09-14 1993-06-29 Eastman Kodak Company Extending dynamic range of stored image database
US5544258A (en) * 1991-03-14 1996-08-06 Levien; Raphael L. Automatic tone correction of images using non-linear histogram processing
US5333065A (en) * 1991-12-09 1994-07-26 Agfa-Gevaert Signal to density mapping with controlled contrast
DE4309879C2 (de) * 1992-04-06 1994-08-04 Hell Ag Linotype Verfahren und Einrichtung zur Analyse des Bildumfangs von Bildvorlagen
DE4309877C2 (de) * 1992-04-06 1994-09-15 Hell Ag Linotype Verfahren und Einrichtung zur Analyse von Farbstichen in Farbvorlagen
JP3083207B2 (ja) * 1992-07-13 2000-09-04 京セラミタ株式会社 画像形成装置
JP2606538B2 (ja) * 1992-12-11 1997-05-07 株式会社ニコン 画像読み取り装置
JP3111418B2 (ja) * 1993-12-03 2000-11-20 京セラミタ株式会社 画像形成装置
US5812286A (en) * 1995-08-30 1998-09-22 Hewlett-Packard Company Automatic color processing to correct hue shift and incorrect exposure
KR100404857B1 (ko) * 1996-12-31 2004-02-14 엘지전자 주식회사 유전알고리즘을이용한칼라영상입출력장치에서의색보정용색샘플결정방법
JP3668014B2 (ja) 1998-03-09 2005-07-06 富士写真フイルム株式会社 画像処理方法及び装置
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Also Published As

Publication number Publication date
ES8106968A1 (es) 1981-09-16
IT8026708A0 (it) 1980-12-17
GB2067043B (en) 1983-10-19
ES497568A0 (es) 1981-09-16
JPS5687044A (en) 1981-07-15
DK154989C (da) 1989-06-05
DK154989B (da) 1989-01-16
DK535880A (da) 1981-06-18
US4410909A (en) 1983-10-18
FR2472212B1 (fr) 1988-06-24
JPH0322117B2 (it) 1991-03-26
GB2067043A (en) 1981-07-15
FR2472212A1 (fr) 1981-06-26
DE3047633A1 (de) 1981-10-15
DE3047633C2 (de) 1986-02-06

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971128