DE69123800T2 - Bildverarbeitungsgerät zur Bestimmung des Grads der Unterfarbenverminderung - Google Patents

Bildverarbeitungsgerät zur Bestimmung des Grads der Unterfarbenverminderung

Info

Publication number
DE69123800T2
DE69123800T2 DE69123800T DE69123800T DE69123800T2 DE 69123800 T2 DE69123800 T2 DE 69123800T2 DE 69123800 T DE69123800 T DE 69123800T DE 69123800 T DE69123800 T DE 69123800T DE 69123800 T2 DE69123800 T2 DE 69123800T2
Authority
DE
Germany
Prior art keywords
determining
degree
under
image processing
processing device
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 - Fee Related
Application number
DE69123800T
Other languages
English (en)
Other versions
DE69123800D1 (de
Inventor
Seiichiro Morikawa
Hiroshi Shirakura
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE69123800D1 publication Critical patent/DE69123800D1/de
Publication of DE69123800T2 publication Critical patent/DE69123800T2/de
Anticipated expiration legal-status Critical
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
    • H04N1/6016—Conversion to subtractive colour signals
    • H04N1/6022—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking
    • H04N1/6025—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking using look-up tables
DE69123800T 1990-09-14 1991-09-10 Bildverarbeitungsgerät zur Bestimmung des Grads der Unterfarbenverminderung Expired - Fee Related DE69123800T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2245608A JP2815474B2 (ja) 1990-09-14 1990-09-14 画像処理装置

Publications (2)

Publication Number Publication Date
DE69123800D1 DE69123800D1 (de) 1997-02-06
DE69123800T2 true DE69123800T2 (de) 1997-04-17

Family

ID=17136240

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123800T Expired - Fee Related DE69123800T2 (de) 1990-09-14 1991-09-10 Bildverarbeitungsgerät zur Bestimmung des Grads der Unterfarbenverminderung

Country Status (4)

Country Link
US (1) US5255084A (de)
EP (1) EP0475362B1 (de)
JP (1) JP2815474B2 (de)
DE (1) DE69123800T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2815474B2 (ja) * 1990-09-14 1998-10-27 富士写真フイルム株式会社 画像処理装置
US5305119A (en) * 1992-10-01 1994-04-19 Xerox Corporation Color printer calibration architecture
US5459590A (en) * 1993-04-08 1995-10-17 Linotype-Hell Ag Method and apparatus for freely selectable substitution of the achromatic part in multi color printing with the black ink
JP4018755B2 (ja) * 1995-08-22 2007-12-05 富士フイルム株式会社 色信号変換用トーンカーブ作成方法及び装置
US6031630A (en) * 1998-05-05 2000-02-29 Hewlett-Packard Company Method and apparatus for undercolor removal during page pipeline processing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109190C2 (de) * 1981-03-11 1985-07-11 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Reproduktion farbiger Vorlagen im Vierfarbendruck unter Farbrücknahme
JPS60249469A (ja) * 1984-05-25 1985-12-10 Fuji Xerox Co Ltd 墨信号分離装置
JPS6250014A (ja) * 1986-06-06 1987-03-04 Hitachi Cable Ltd 複合線条体の製造方法
JPS63151263A (ja) * 1986-12-16 1988-06-23 Victor Co Of Japan Ltd 感熱記録装置の色補正回路
US4839722A (en) * 1987-10-30 1989-06-13 Colorocs Corporation Method and apparatus for providing improved color correction in a subtrative color printing system
DE68915008T2 (de) * 1988-01-29 1994-09-01 Canon Kk Farbbilderzeugungsgerät und Verfahren und Vorrichtung zur Farbbildverarbeitung.
JPH01284074A (ja) * 1988-05-10 1989-11-15 Fuji Xerox Co Ltd カラー記録方式
JPH02118680A (ja) * 1988-10-28 1990-05-02 Fuji Xerox Co Ltd 画像形成装置の下色除去方式
EP0409474B1 (de) * 1989-07-17 1995-11-29 Matsushita Electric Industrial Co., Ltd. Gerät zur Farbbilderzeugung
JP2815474B2 (ja) * 1990-09-14 1998-10-27 富士写真フイルム株式会社 画像処理装置

Also Published As

Publication number Publication date
US5255084A (en) 1993-10-19
JP2815474B2 (ja) 1998-10-27
EP0475362A2 (de) 1992-03-18
EP0475362B1 (de) 1996-12-27
EP0475362A3 (en) 1992-12-09
JPH04124666A (ja) 1992-04-24
DE69123800D1 (de) 1997-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee