HK1005200A1 - Apparatus for generating a screened reproduction of an image - Google Patents

Apparatus for generating a screened reproduction of an image

Info

Publication number
HK1005200A1
HK1005200A1 HK98104332A HK98104332A HK1005200A1 HK 1005200 A1 HK1005200 A1 HK 1005200A1 HK 98104332 A HK98104332 A HK 98104332A HK 98104332 A HK98104332 A HK 98104332A HK 1005200 A1 HK1005200 A1 HK 1005200A1
Authority
HK
Hong Kong
Prior art keywords
image
original
generating
whose length
density values
Prior art date
Application number
HK98104332A
Other languages
English (en)
Inventor
Moshe A Gershony
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
Publication of HK1005200A1 publication Critical patent/HK1005200A1/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Holo Graphy (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Generation (AREA)
  • Color Image Communication Systems (AREA)
HK98104332A 1990-05-18 1998-05-19 Apparatus for generating a screened reproduction of an image HK1005200A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/524,859 US5079721A (en) 1990-05-18 1990-05-18 Apparatus for generating a screened reproduction of an image

Publications (1)

Publication Number Publication Date
HK1005200A1 true HK1005200A1 (en) 1998-12-24

Family

ID=24090945

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98104332A HK1005200A1 (en) 1990-05-18 1998-05-19 Apparatus for generating a screened reproduction of an image

Country Status (8)

Country Link
US (1) US5079721A (he)
EP (1) EP0457519B1 (he)
JP (1) JPH05336352A (he)
AT (1) ATE154864T1 (he)
CA (1) CA2042766A1 (he)
DE (1) DE69126639T2 (he)
HK (1) HK1005200A1 (he)
IL (1) IL98113A (he)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9002475D0 (en) * 1990-02-05 1990-04-04 Crosfield Electronics Ltd Electronic brush generation
JPH077624A (ja) * 1991-09-09 1995-01-10 Mitsubishi Paper Mills Ltd 網点画像記録方法
US5473733A (en) * 1992-03-25 1995-12-05 Scitex Corporation Ltd. Technique for generating image reproduction
US5526143A (en) * 1992-09-16 1996-06-11 Scitex Corporation Ltd. Apparatus and technique for generating a screened reproduction of an image
IL105530A (he) * 1993-04-27 1996-08-04 Scitex Corp Ltd התקן ושיטה ליצירת רפרודוקציה של תמונה
IL106514A (en) * 1993-07-28 1997-08-14 Scitex Corp Ltd Apparatus and method for screening images for reproduction
US5519792A (en) * 1994-03-02 1996-05-21 Scitex Corporation Ltd. Method and apparatus for generating a screened reproduction of an image by digital interpolation
US5689623A (en) * 1995-03-27 1997-11-18 Optronics International Corporation Spread spectrum digital screening
IL122902A0 (en) 1998-01-12 1998-08-16 Scitex Corp Ltd Method and apparatus for generating a screened reproduction of an image

Family Cites Families (10)

* 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
GB1448112A (en) * 1973-02-13 1976-09-02 Int Publishing Corp Ltd Electronic screening
US4149183A (en) * 1976-05-21 1979-04-10 Xerox Corporation Electronic halftone generator
US4456924A (en) * 1980-04-14 1984-06-26 Scitex Corporation Ltd. Screened image reproduction
US4533941A (en) * 1983-01-14 1985-08-06 Coulter Systems Corporation Method and apparatus for half-tone reproduction of a varying tone original image
ATE29815T1 (de) * 1983-11-14 1987-10-15 Hell Rudolf Dr Ing Gmbh Verfahren und einrichtung zur herstellung gerasterter druckformen.
JPS60213170A (ja) * 1984-04-06 1985-10-25 Dainippon Screen Mfg Co Ltd 画像走査記録装置における網点パタ−ン発生方法
JPH0626440B2 (ja) * 1987-05-26 1994-04-06 大日本スクリ−ン製造株式会社 網点作成装置
US4924301A (en) * 1988-11-08 1990-05-08 Seecolor Corporation Apparatus and methods for digital halftoning
US4918622A (en) * 1988-11-16 1990-04-17 Eastman Kodak Company Electronic graphic arts screener

Also Published As

Publication number Publication date
DE69126639D1 (de) 1997-07-31
US5079721A (en) 1992-01-07
IL98113A0 (en) 1992-06-21
DE69126639T2 (de) 1997-10-23
EP0457519A2 (en) 1991-11-21
IL98113A (he) 1998-09-24
EP0457519B1 (en) 1997-06-25
ATE154864T1 (de) 1997-07-15
EP0457519A3 (en) 1993-03-03
CA2042766A1 (en) 1991-11-19
JPH05336352A (ja) 1993-12-17

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)