DE69431968D1 - Verfahren zur Korrektur von Halbtonpunktbilddaten und dieses anwendendes Bildverarbeitungsgerät - Google Patents

Verfahren zur Korrektur von Halbtonpunktbilddaten und dieses anwendendes Bildverarbeitungsgerät

Info

Publication number
DE69431968D1
DE69431968D1 DE69431968T DE69431968T DE69431968D1 DE 69431968 D1 DE69431968 D1 DE 69431968D1 DE 69431968 T DE69431968 T DE 69431968T DE 69431968 T DE69431968 T DE 69431968T DE 69431968 D1 DE69431968 D1 DE 69431968D1
Authority
DE
Germany
Prior art keywords
processing apparatus
halftone dot
image data
image processing
correcting halftone
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 - Lifetime
Application number
DE69431968T
Other languages
English (en)
Other versions
DE69431968T2 (de
Inventor
Osamu Shimazaki
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 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
Publication of DE69431968D1 publication Critical patent/DE69431968D1/de
Application granted granted Critical
Publication of DE69431968T2 publication Critical patent/DE69431968T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • 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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • 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
    • H04N1/4076—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
    • H04N1/4078—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture using gradational references, e.g. grey-scale test pattern analysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
DE69431968T 1993-04-19 1994-04-19 Verfahren zur Korrektur von Halbtonpunktbilddaten und dieses anwendendes Bildverarbeitungsgerät Expired - Lifetime DE69431968T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP09114493A JP3241157B2 (ja) 1993-04-19 1993-04-19 網点画像データ補正方法および補正機能を有する画像処理装置

Publications (2)

Publication Number Publication Date
DE69431968D1 true DE69431968D1 (de) 2003-02-06
DE69431968T2 DE69431968T2 (de) 2003-04-30

Family

ID=14018336

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69416029T Expired - Lifetime DE69416029T2 (de) 1993-04-19 1994-04-19 Verfahren zur Korrektur von Halbtonpunktbilddaten und Bildverarbeitungsgerät das diese Korrektur verwendet
DE69431968T Expired - Lifetime DE69431968T2 (de) 1993-04-19 1994-04-19 Verfahren zur Korrektur von Halbtonpunktbilddaten und dieses anwendendes Bildverarbeitungsgerät

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69416029T Expired - Lifetime DE69416029T2 (de) 1993-04-19 1994-04-19 Verfahren zur Korrektur von Halbtonpunktbilddaten und Bildverarbeitungsgerät das diese Korrektur verwendet

Country Status (4)

Country Link
US (1) US6724498B1 (de)
EP (2) EP0621723B1 (de)
JP (1) JP3241157B2 (de)
DE (2) DE69416029T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69530169T2 (de) * 1994-12-28 2003-11-13 Fuji Photo Film Co., Ltd. Verfahren zur Erzeugung von Farbprobeabzügen
US5832122A (en) * 1995-03-24 1998-11-03 Fuji Photo Film Co., Ltd. Method of processing image data
JPH09130605A (ja) * 1995-10-31 1997-05-16 Fuji Photo Film Co Ltd 網点画像出力方法およびその装置
US6072588A (en) * 1996-04-02 2000-06-06 Fuji Photo Film Co., Ltd. Method of generating proof data and method of generating proof
JP3708222B2 (ja) 1996-06-12 2005-10-19 富士写真フイルム株式会社 階調補正画像データ作成方法、階調補正網％データ作成方法、階調補正閾値データ作成方法および画像出力装置
US5898820A (en) * 1996-09-05 1999-04-27 Adobe Systems Incorporated Device for injecting high energy laser beam into optical fiber
JP3791635B2 (ja) * 1996-10-22 2006-06-28 富士写真フイルム株式会社 画像再生方法、画像再生装置、画像処理方法および画像処理装置
JPH10229494A (ja) * 1997-02-13 1998-08-25 Fujitsu Ltd 中間調表現方法、ソフトウェア、及び印刷装置
US6185005B1 (en) 1998-04-30 2001-02-06 Hitachi Koki Imaging Solutions, Inc. Half tone image enhancement for printers
DE60009696T2 (de) 2000-07-27 2005-03-17 Hewlett-Packard Co. (N.D.Ges.D.Staates Delaware), Palo Alto Dynamische Erstellung einer linearisierten Halbton-Matrix
US6930810B1 (en) * 2000-11-28 2005-08-16 Kabushiki Kaisha Toshiba Correction table forming method and image forming apparatus
KR100402801B1 (en) * 2002-04-09 2003-10-22 Samsung Electronics Co Ltd Image forming apparatus
US7180635B2 (en) 2002-05-30 2007-02-20 Xerox Corporation Halftone image gloss control for glossmarks
US7092128B2 (en) 2002-05-30 2006-08-15 Xerox Corporation Application of glossmarks for graphics enhancement
US7126721B2 (en) 2002-06-27 2006-10-24 Xerox Corporation Protecting printed items intended for public exchange with glossmarks
US7148999B2 (en) 2002-06-27 2006-12-12 Xerox Corporation Variable glossmark
US7193751B2 (en) 2002-12-12 2007-03-20 Xerox Corporation Tag control for runtime glossmarks
DE10325621B4 (de) * 2003-06-06 2006-02-16 Heidelberger Druckmaschinen Ag Verfahren zur Grauwertkorrektur für binäre Bilddaten
US7352493B2 (en) 2003-12-12 2008-04-01 Xerox Corporation Enhancement of glossmark images at low and high densities
US7382495B2 (en) 2003-12-12 2008-06-03 Xerox Corporation Reduction of differential gloss
US7301675B2 (en) 2004-06-29 2007-11-27 Xerox Corporation Glossmark images with clear toner
US7304770B2 (en) 2004-08-30 2007-12-04 Xerox Corporation Reduction of differential gloss with halftoned clear toner
US7391537B2 (en) 2004-09-28 2008-06-24 Xerox Corporation User interface for differential gloss images
US7324241B2 (en) 2004-09-29 2008-01-29 Xerox Corporation Variable data differential gloss images
US8090141B2 (en) 2006-01-31 2012-01-03 Xerox Corporation System and method to automatically establish preferred area for image-wise watermark
KR101287452B1 (ko) 2006-09-01 2013-07-19 삼성전자주식회사 전자사진방식 화상형성장치 및 그의 하프토닝 보정 방법
US8059312B2 (en) 2007-02-08 2011-11-15 Brother Kogyo Kabushiki Kaisha Calibration data creating device
GB201505350D0 (en) * 2015-03-27 2015-05-13 Imetafilm Ltd Calibration and validation of motion pictures scans

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051536A (en) * 1975-03-14 1977-09-27 Xerox Corporation Electronic halftone imaging system
JPS56152373A (en) 1980-04-24 1981-11-25 Fuji Photo Film Co Ltd Laser recording device
DE3313392A1 (de) * 1982-04-14 1983-10-20 Fuji Photo Film Co., Ltd., Minami Ashigara, Kanagawa Verfahren und vorrichtung zur digitalen farbkorrektur
GB2127646B (en) * 1982-08-18 1987-03-25 Matsushita Electric Ind Co Ltd Image processor
JPS60197071A (ja) 1984-03-21 1985-10-05 Fuji Xerox Co Ltd デイジタル記録装置
JPS62199170A (ja) 1986-02-27 1987-09-02 Konishiroku Photo Ind Co Ltd 網点画の濃度階調補正方法
JPS6342575A (ja) * 1986-08-08 1988-02-23 Dainippon Screen Mfg Co Ltd 階調変換方法およびその装置
EP0258740B1 (de) * 1986-09-02 1995-07-19 Fuji Photo Film Co., Ltd. Verfahren und Vorrichtung zur Bildverarbeitung mit Gradationskorrektur des Bildsignals
JPS6444681A (en) * 1987-08-12 1989-02-17 Fuji Photo Film Co Ltd Dot screen forming method
EP0332468B1 (de) 1988-03-10 1994-06-08 Canon Kabushiki Kaisha Bilderzeugungsgerät
JP2578947B2 (ja) * 1988-10-13 1997-02-05 富士写真フイルム株式会社 網点データ作成方法
US5278672A (en) * 1989-01-20 1994-01-11 Fuji Photo Film Co., Ltd. Image signal processing apparatus
JP2648206B2 (ja) 1989-04-12 1997-08-27 富士写真フイルム株式会社 画像入出力装置における出力値補正テーブル設定方法
JPH03129971A (ja) 1989-10-16 1991-06-03 Canon Inc 画像読取装置
JP2598723B2 (ja) * 1990-06-28 1997-04-09 大日本スクリーン製造株式会社 網点画像作成装置
US5260806A (en) * 1990-08-29 1993-11-09 E. I. Du Pont De Nemours And Company Process for controlling tone reproduction
US5170257B1 (en) * 1990-10-02 1995-02-07 Southwest Software Inc Method and apparatus for calibrating halftone output from an image-setting device
US5309246A (en) * 1991-09-18 1994-05-03 Eastman Kodak Company Technique for generating additional colors in a halftone color image through use of overlaid primary colored halftone dots of varying size
JP3129971B2 (ja) 1996-08-14 2001-01-31 サンケン電気株式会社 トランスレス型三相コンバータ装置

Also Published As

Publication number Publication date
US6724498B1 (en) 2004-04-20
EP0621723A3 (de) 1995-01-18
EP0859506B1 (de) 2003-01-02
EP0621723A2 (de) 1994-10-26
EP0621723B1 (de) 1999-01-20
JP3241157B2 (ja) 2001-12-25
JPH06303429A (ja) 1994-10-28
DE69431968T2 (de) 2003-04-30
DE69416029D1 (de) 1999-03-04
EP0859506A1 (de) 1998-08-19
DE69416029T2 (de) 1999-05-27

Similar Documents

Publication Publication Date Title
DE69431968D1 (de) Verfahren zur Korrektur von Halbtonpunktbilddaten und dieses anwendendes Bildverarbeitungsgerät
DE69427840D1 (de) Verfahren und Gerät zur Bildverarbeitung
DE69233207D1 (de) Verfahren und gerät zur bildverarbeitung.
DE69635101D1 (de) Verfahren zur Extraktion von Gegenständen und dieses Verfahren verwendendes Bildaufnahmegerät
DE69333742D1 (de) Verfahren und Vorrichtung zur Bildatenkodierung
DE69837714D1 (de) Verfahren und gerät fürm bilddatennachbearbeitung zur reduzierung von quantisierungseffekten
DE69428979D1 (de) Einrichtung und verfahren zur kodierung von bilddaten
DE69325527D1 (de) Gerät und Verfahren zur Bildverarbeitung
DE69426232D1 (de) System und verfahren zur elektronischen bildstabilisierung
DE69328702D1 (de) Gerät und Verfahren zur Bildverarbeitung
DE69230629D1 (de) Verfahren und Vorrichtung zur Bildverbesserung
DE69232183D1 (de) Verfahren und Gerät zur Bildverarbeitung
DE69227398D1 (de) Verfahren und Gerät zur Bildverarbeitung
DE69427860D1 (de) Verfahren und vorrichtung zur projektion von bildern
DE69225678D1 (de) Verfahren und Gerät zur Dokumentbildverarbeitung
DE69521166D1 (de) Untersystem und Verfahren zur Korrektur von Daten für die Bildverarbeitung
DE69226609D1 (de) Verfahren und Gerät zur Dokumentbildverarbeitung
DE69323986D1 (de) Vorrichtung und Verfahren zur Bildverarbeitung
DE69428482D1 (de) Verfahren und Vorrichtung zur Bildverarbeitung
DE69610230D1 (de) Verfahren und Gerät zur Bildverarbeitung
DE69228469D1 (de) Verfahren und Vorrichtung zur Halbtonrasterung von Bildern
DE69631721D1 (de) Verfahren und Gerät zur Bildverarbeitung
DE69209866D1 (de) Verfahren zur Bildverarbeitung und Abtastsystem/Ausdrucksystem zur Durchführung dieses Verfahrens
DE69421795D1 (de) Vorrichtung und verfahren zur kodierung von bildern
DE69230392D1 (de) Verfahren und Gerät zur Bildverarbeitung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP