DE68927606D1 - Verfahren zur Produktion von Halbtondaten - Google Patents

Verfahren zur Produktion von Halbtondaten

Info

Publication number: DE68927606D1
Authority: DE; Germany
Prior art keywords: production; halftone data; halftone; data
Prior art date: 1988-10-13
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

DE68927606T

Other languages

English (en)

Other versions

DE68927606T2 (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.)

1988-10-13

Filing date

1989-10-11

Publication date

1997-02-13

1989-10-11 Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd

1997-02-13 Application granted granted Critical

1997-02-13 Publication of DE68927606D1 publication Critical patent/DE68927606D1/de

1997-04-24 Publication of DE68927606T2 publication Critical patent/DE68927606T2/de

2009-10-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- H04N1/52—Circuits or arrangements for halftone screening

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Facsimile Image Signal Circuits (AREA)
Image Processing (AREA)
Color Image Communication Systems (AREA)

DE68927606T 1988-10-13 1989-10-11 Verfahren zur Produktion von Halbtondaten Expired - Lifetime DE68927606T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63258229A JP2578947B2 (ja)	1988-10-13	1988-10-13	網点データ作成方法

Publications (2)

Publication Number	Publication Date
DE68927606D1 true DE68927606D1 (de)	1997-02-13
DE68927606T2 DE68927606T2 (de)	1997-04-24

Family

ID=17317312

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68927606T Expired - Lifetime DE68927606T2 (de)	1988-10-13	1989-10-11	Verfahren zur Produktion von Halbtondaten

Country Status (4)

Country	Link
US (1)	US5019896A (de)
EP (1)	EP0363943B1 (de)
JP (1)	JP2578947B2 (de)
DE (1)	DE68927606T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5172248A (en) *	1988-05-18	1992-12-15	Fuji Photo Film Co., Ltd.	Method for forming halftone screen and apparatus therefor
JP2618107B2 (ja) *	1991-03-12	1997-06-11	三田工業株式会社	マトリクスアドレス生成装置およびそのアドレス生成装置を含む多値化階調処理装置
JPH077624A (ja) *	1991-09-09	1995-01-10	Mitsubishi Paper Mills Ltd	網点画像記録方法
JP2772504B2 (ja) *	1993-03-26	1998-07-02	大日本スクリーン製造株式会社	網角度が変更可能な網目版画像生成装置
JP3241157B2 (ja) *	1993-04-19	2001-12-25	富士写真フイルム株式会社	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
JP3305495B2 (ja) *	1994-04-28	2002-07-22	キヤノン株式会社	画像処理装置および画像処理方法
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
US6208430B1 (en) *	1998-01-07	2001-03-27	Xerox Corporation	Increased functionality for Holladay halftoning
US7372598B2 (en)	1998-11-09	2008-05-13	Silverbrook Research Pty Ltd	Pagewidth inkjet printer with foldable input tray for interface protection
US7187469B2 (en)	1998-11-09	2007-03-06	Silverbrook Research Pty Ltd	Pagewidth inkjet printer with high data rate printer architecture
AUPP702498A0 (en)	1998-11-09	1998-12-03	Silverbrook Research Pty Ltd	Image creation method and apparatus (ART77)
JP2001169110A (ja) *	1999-12-10	2001-06-22	Fuji Photo Film Co Ltd	画像変換装置および画像変換プログラム記憶媒体
US7511857B2 (en) *	2004-01-26	2009-03-31	Hewlett-Packard Development Company, L.P.	Halftoning method and system
JP4756597B2 (ja) *	2005-11-09	2011-08-24	株式会社リコー	画像形成装置および方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2262824C3 (de) *	1972-12-22	1975-07-10	Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel	Verfahren zur gerasterten Reproduktion farbiger Halbtonbilder im Ein- oder Mehrfarbendruck
DE2852315A1 (de) *	1978-12-04	1980-06-26	Mohn Gmbh Reinhard	Verfahren zur herstellung von rasterauszuegen
DE2934436C2 (de) *	1979-08-25	1986-01-30	Bosse, Rolf, Dr.-Ing., 8011 Neukeferloh	Verfahren zur Aufzeichnung gerasterter Bilder
JPS5978353A (ja) *	1982-10-28	1984-05-07	Dainippon Screen Mfg Co Ltd	網目版画像記録装置における網点形成方法
US4547814A (en) *	1982-12-06	1985-10-15	Dainippon Screen Seizo Kabushiki Kaisha	Method of recording a halftone picture electronically
JPH0691604B2 (ja) *	1983-09-02	1994-11-14	株式会社リコー	階調情報変倍処理方法
US4719506A (en) *	1983-09-30	1988-01-12	Buren Keith E Van	Method for predictably determining halftone dot sizes when altering color in a color separation process prior to scanning
DE3376766D1 (en) *	1983-12-29	1988-06-30	Agfa Gevaert Nv	Photographic method for the production of documents
JPS61203785A (ja) *	1985-03-07	1986-09-09	Dainippon Screen Mfg Co Ltd	２値画像デ−タの平滑化処理方法及びその装置
JPS61225973A (ja) *	1985-03-30	1986-10-07	Konishiroku Photo Ind Co Ltd	多色像形成装置
JPH0683374B2 (ja) *	1986-02-14	1994-10-19	富士写真フイルム株式会社	網点画像の形成方法
JPS62284580A (ja) *	1986-06-02	1987-12-10	Fuji Xerox Co Ltd	網点画像形成方法
JPH0691612B2 (ja) *	1987-03-11	1994-11-14	株式会社ヤマトヤ商会	画像の階調変換方法
JPS63296563A (ja) *	1987-05-28	1988-12-02	Matsushita Electric Ind Co Ltd	画信号処理装置
JPS6444681A (en) *	1987-08-12	1989-02-17	Fuji Photo Film Co Ltd	Dot screen forming method

1988
- 1988-10-13 JP JP63258229A patent/JP2578947B2/ja not_active Expired - Lifetime
1989
- 1989-10-11 EP EP89118918A patent/EP0363943B1/de not_active Expired - Lifetime
- 1989-10-11 DE DE68927606T patent/DE68927606T2/de not_active Expired - Lifetime
- 1989-10-12 US US07/420,414 patent/US5019896A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JP2578947B2 (ja)	1997-02-05
US5019896A (en)	1991-05-28
EP0363943B1 (de)	1997-01-02
JPH02105678A (ja)	1990-04-18
DE68927606T2 (de)	1997-04-24
EP0363943A2 (de)	1990-04-18
EP0363943A3 (de)	1990-10-17

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Legal Events

Date	Code	Title	Description
1998-02-05	8364	No opposition during term of opposition
2007-09-20	8327	Change in the person/name/address of the patent owner	Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP