KR20080106458A - 하프톤 스크린, 멀티레벨 하프톤 방법 및 멀티레벨 프린팅 시스템 - Google Patents

하프톤 스크린, 멀티레벨 하프톤 방법 및 멀티레벨 프린팅 시스템 Download PDF

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Publication number
KR20080106458A
KR20080106458A KR1020087023832A KR20087023832A KR20080106458A KR 20080106458 A KR20080106458 A KR 20080106458A KR 1020087023832 A KR1020087023832 A KR 1020087023832A KR 20087023832 A KR20087023832 A KR 20087023832A KR 20080106458 A KR20080106458 A KR 20080106458A
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KR
South Korea
Prior art keywords
screen
halftone
screen dot
exposure intensity
planes
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KR1020087023832A
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English (en)
Korean (ko)
Inventor
화이-추 타이
청-후이 쿠오
드미트리 에이 구세브
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이스트맨 코닥 캄파니
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Publication of KR20080106458A publication Critical patent/KR20080106458A/ko
Withdrawn legal-status Critical Current

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    • 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
    • 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
    • H04N1/40087—Multi-toning, i.e. converting a continuous-tone signal for reproduction with more than two discrete brightnesses or optical densities, e.g. dots of grey and black inks on white paper
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • 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
    • H04N1/46—Colour picture communication systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Color, Gradation (AREA)
KR1020087023832A 2006-03-31 2007-03-22 하프톤 스크린, 멀티레벨 하프톤 방법 및 멀티레벨 프린팅 시스템 Withdrawn KR20080106458A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/394,770 2006-03-31
US11/394,770 US7830569B2 (en) 2006-03-31 2006-03-31 Multilevel halftone screen and sets thereof

Publications (1)

Publication Number Publication Date
KR20080106458A true KR20080106458A (ko) 2008-12-05

Family

ID=38331204

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020087023832A Withdrawn KR20080106458A (ko) 2006-03-31 2007-03-22 하프톤 스크린, 멀티레벨 하프톤 방법 및 멀티레벨 프린팅 시스템

Country Status (6)

Country Link
US (2) US7830569B2 (https=)
EP (1) EP2002645A1 (https=)
JP (1) JP5058247B2 (https=)
KR (1) KR20080106458A (https=)
CN (1) CN101416481B (https=)
WO (1) WO2007123617A1 (https=)

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Also Published As

Publication number Publication date
JP2009532942A (ja) 2009-09-10
WO2007123617A1 (en) 2007-11-01
CN101416481A (zh) 2009-04-22
US20070236741A1 (en) 2007-10-11
EP2002645A1 (en) 2008-12-17
US20110012919A1 (en) 2011-01-20
US7830569B2 (en) 2010-11-09
CN101416481B (zh) 2013-01-23
JP5058247B2 (ja) 2012-10-24

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PA0105 International application

Patent event date: 20080929

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid