CN101416481B - 多级半色调网屏和其组 - Google Patents

多级半色调网屏和其组 Download PDF

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Publication number
CN101416481B
CN101416481B CN2007800116379A CN200780011637A CN101416481B CN 101416481 B CN101416481 B CN 101416481B CN 2007800116379 A CN2007800116379 A CN 2007800116379A CN 200780011637 A CN200780011637 A CN 200780011637A CN 101416481 B CN101416481 B CN 101416481B
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CN
China
Prior art keywords
screen
screen point
plane
core
halftone
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Expired - Fee Related
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CN2007800116379A
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English (en)
Chinese (zh)
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CN101416481A (zh
Inventor
H·-T·邰
C·-H·扩
D·A·古塞夫
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Eastman Kodak Co
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Eastman Kodak Co
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Publication of CN101416481A publication Critical patent/CN101416481A/zh
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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)
CN2007800116379A 2006-03-31 2007-03-22 多级半色调网屏和其组 Expired - Fee Related CN101416481B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/394,770 US7830569B2 (en) 2006-03-31 2006-03-31 Multilevel halftone screen and sets thereof
US11/394,770 2006-03-31
PCT/US2007/007105 WO2007123617A1 (en) 2006-03-31 2007-03-22 Multilevel halftone screen and sets thereof

Publications (2)

Publication Number Publication Date
CN101416481A CN101416481A (zh) 2009-04-22
CN101416481B true CN101416481B (zh) 2013-01-23

Family

ID=38331204

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007800116379A Expired - Fee Related CN101416481B (zh) 2006-03-31 2007-03-22 多级半色调网屏和其组

Country Status (6)

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

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US10248641B2 (en) * 2017-03-31 2019-04-02 Mckesson Corporation Method, apparatus, and computer program product for managing retrieval of content for display by a browser
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EP4020088A1 (en) 2017-06-28 2022-06-29 Eastman Kodak Company Determining a pulse timing function for a linear printhead
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US10757270B2 (en) * 2018-02-23 2020-08-25 Ricoh Company, Ltd. Ink estimation mechanism
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US10885405B2 (en) 2019-05-21 2021-01-05 Eastman Kodak Company Correcting cross-track errors in a linear printhead
US11126107B2 (en) 2019-05-21 2021-09-21 Eastman Kodak Company Printer with cross-track position error correction
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CN116195266B (zh) * 2020-09-10 2025-05-16 华为技术有限公司 光学装置
US11494599B2 (en) 2020-10-22 2022-11-08 Eastman Kodak Company Temporal correction of tone scale errors in a digital printer
US12202277B2 (en) * 2021-10-25 2025-01-21 Eastman Kodak Company Reducing artifacts using alternating light source power levels
EP4424005A1 (en) 2021-10-29 2024-09-04 Eastman Kodak Company User-preferred reproduction of out-of-gamut spot colors
US11711483B2 (en) 2021-10-29 2023-07-25 Eastman Kodak Company Reproducing out-of-gamut spot colors on a color printer
US11812005B2 (en) 2021-10-29 2023-11-07 Eastman Kodak Company User-preferred reproduction of out-of-gamut spot colors
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Also Published As

Publication number Publication date
JP2009532942A (ja) 2009-09-10
WO2007123617A1 (en) 2007-11-01
US7830569B2 (en) 2010-11-09
JP5058247B2 (ja) 2012-10-24
CN101416481A (zh) 2009-04-22
EP2002645A1 (en) 2008-12-17
US20110012919A1 (en) 2011-01-20
US20070236741A1 (en) 2007-10-11
KR20080106458A (ko) 2008-12-05

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