DE69417818T2 - Gerät und Verfahren zur Reproduktionsbildrasterung - Google Patents

Gerät und Verfahren zur Reproduktionsbildrasterung

Info

Publication number
DE69417818T2
DE69417818T2 DE69417818T DE69417818T DE69417818T2 DE 69417818 T2 DE69417818 T2 DE 69417818T2 DE 69417818 T DE69417818 T DE 69417818T DE 69417818 T DE69417818 T DE 69417818T DE 69417818 T2 DE69417818 T2 DE 69417818T2
Authority
DE
Germany
Prior art keywords
reproduction image
image rasterization
rasterization
reproduction
image
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
DE69417818T
Other languages
English (en)
Other versions
DE69417818D1 (de
Inventor
Moshe Gershony
Gil Fisher
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.)
Kodak IL Ltd
Original Assignee
Scitex Corp 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 Scitex Corp Ltd filed Critical Scitex Corp Ltd
Application granted granted Critical
Publication of DE69417818D1 publication Critical patent/DE69417818D1/de
Publication of DE69417818T2 publication Critical patent/DE69417818T2/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
    • H04N1/405—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
    • H04N1/4056—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 the pattern varying in one dimension only, e.g. dash length, pulse width modulation [PWM]
DE69417818T 1993-07-28 1994-07-25 Gerät und Verfahren zur Reproduktionsbildrasterung Expired - Lifetime DE69417818T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL10651493A IL106514A (en) 1993-07-28 1993-07-28 Apparatus and method for screening images for reproduction

Publications (2)

Publication Number Publication Date
DE69417818D1 DE69417818D1 (de) 1999-05-20
DE69417818T2 true DE69417818T2 (de) 1999-09-09

Family

ID=11065090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69417818T Expired - Lifetime DE69417818T2 (de) 1993-07-28 1994-07-25 Gerät und Verfahren zur Reproduktionsbildrasterung

Country Status (6)

Country Link
US (1) US5508828A (de)
EP (1) EP0639024B1 (de)
JP (1) JPH07123263A (de)
CA (1) CA2129090C (de)
DE (1) DE69417818T2 (de)
IL (1) IL106514A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL108643A (en) * 1994-02-14 1998-01-04 Scitex Corp Ltd Method and device for creating on-screen image reproduction
IL116123A (en) 1995-11-23 1999-07-14 Scitex Corp Ltd System and method for printing
US5838462A (en) * 1996-04-01 1998-11-17 Xerox Corporation Hybrid imaging system

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4040094A (en) * 1973-02-13 1977-08-02 International Publishing Corporation Ltd. Electronic screening
US4149183A (en) * 1976-05-21 1979-04-10 Xerox Corporation Electronic halftone generator
DE2931098C2 (de) * 1979-07-31 1983-01-05 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Druckformherstellung
US4350996A (en) * 1980-04-14 1982-09-21 Scitex Corporation Ltd. Screened image reproduction
US4456924A (en) * 1980-04-14 1984-06-26 Scitex Corporation Ltd. Screened image reproduction
US4499489A (en) * 1981-06-08 1985-02-12 Dr. Ing. Rudolf Hell Gmbh Production of screen printing blocks
DE3373764D1 (en) * 1983-11-14 1987-10-22 Hell Rudolf Dr Ing Gmbh Method and apparatus for manufacturing screened printing forms
JPH0657049B2 (ja) * 1984-12-07 1994-07-27 大日本スクリ−ン製造株式会社 網点形成方法
GB8613223D0 (en) * 1986-05-30 1986-07-02 Crosfield Electronics Ltd Half-tone reproduction
US5121197A (en) * 1989-02-23 1992-06-09 Minolta Camera Kabushiki Kaisha Method for processing half tone images to improve efficiency of data compression
US5187594A (en) * 1990-02-09 1993-02-16 Graphic Edge, Inc. Method of creating and applying half tone screen patterns
US5079721A (en) * 1990-05-18 1992-01-07 Scitex Corporation Ltd. Apparatus for generating a screened reproduction of an image
US5150225A (en) * 1990-05-18 1992-09-22 Scitex Corporation Ltd. Apparatus for generating a screened reproduction of an image
US5227895A (en) * 1990-08-03 1993-07-13 Scitex Corporation Ltd. Method and apparatus for image reproduction
US5264926A (en) * 1990-09-14 1993-11-23 Minnesota Mining And Manufacturing Company Perpendicular, equal frequency non-conventional screen patterns for electronic halftone generation
US5258832A (en) * 1990-09-14 1993-11-02 Minnesota Mining And Manufacturing Company Non-perpendicular, unequal frequency non-conventional screen patterns for electronic halftone generation
US5111310A (en) * 1990-12-04 1992-05-05 Research Technologies Corporation, Inc. Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
US5124803A (en) * 1991-02-25 1992-06-23 Ecrm Method and apparatus for generating digital, angled halftone screens using pixel candidate lists and screen angle correction to prevent moire patterns
US5202772A (en) * 1991-02-28 1993-04-13 Volt Information Sciences, Inc. Color halftone screen utilizing preselected halftone dots placed at preselected distance and screen angles from center halftone dots
US5299020A (en) * 1991-03-08 1994-03-29 Scitex Corporation Ltd. Method and apparatus for generating a screened reproduction of an image using stored dot portions
US5315406A (en) * 1991-09-03 1994-05-24 Levien Raphael L Screen generation for halftone screening of images using arbitrary distribution of transformed screen coordinates
EP0540221B1 (de) * 1991-11-01 1998-12-16 Konica Corporation Abbildungsgerät

Also Published As

Publication number Publication date
JPH07123263A (ja) 1995-05-12
IL106514A0 (en) 1993-11-15
EP0639024A1 (de) 1995-02-15
DE69417818D1 (de) 1999-05-20
CA2129090A1 (en) 1995-01-29
CA2129090C (en) 2004-12-14
US5508828A (en) 1996-04-16
IL106514A (en) 1997-08-14
EP0639024B1 (de) 1999-04-14

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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: CREOSCITEX CORP. LTD., HERZLIA, IL

8327 Change in the person/name/address of the patent owner

Owner name: CREO IL. LTD., HERZLIA, IL

8327 Change in the person/name/address of the patent owner

Owner name: KODAK IL,LTD., HERZLIA, IL