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AUPN234595A0 - Improvements in image halftoning - Google Patents

Improvements in image halftoning

Info

Publication number
AUPN234595A0
AUPN234595A0 AUPN2345A AUPN234595A AUPN234595A0 AU PN234595 A0 AUPN234595 A0 AU PN234595A0 AU PN2345 A AUPN2345 A AU PN2345A AU PN234595 A AUPN234595 A AU PN234595A AU PN234595 A0 AUPN234595 A0 AU PN234595A0
Authority
AU
Australia
Prior art keywords
image halftoning
halftoning
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.)
Abandoned
Application number
AUPN2345A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Priority to AUPN2345A priority Critical patent/AUPN234595A0/en
Publication of AUPN234595A0 publication Critical patent/AUPN234595A0/en
Priority to EP96912611A priority patent/EP0765571A1/en
Priority to US08/750,602 priority patent/US5805178A/en
Priority to PCT/US1996/004781 priority patent/WO1996032812A1/en
Assigned to EASTMAN KODAK COMPANY reassignment EASTMAN KODAK COMPANY Assignment by Applicant under S 113 Assignors: SILVERBROOK, KIA
Abandoned 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
    • H04N1/40087—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/21—Ink jet for multi-colour printing
    • B41J2/2121—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter
    • B41J2/2128—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter by means of energy modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
AUPN2345A 1995-04-12 1995-04-12 Improvements in image halftoning Abandoned AUPN234595A0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AUPN2345A AUPN234595A0 (en) 1995-04-12 1995-04-12 Improvements in image halftoning
EP96912611A EP0765571A1 (en) 1995-04-12 1996-04-10 Improvements in image halftoning
US08/750,602 US5805178A (en) 1995-04-12 1996-04-10 Ink jet halftoning with different ink concentrations
PCT/US1996/004781 WO1996032812A1 (en) 1995-04-12 1996-04-10 Improvements in image halftoning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPN2345A AUPN234595A0 (en) 1995-04-12 1995-04-12 Improvements in image halftoning

Publications (1)

Publication Number Publication Date
AUPN234595A0 true AUPN234595A0 (en) 1995-05-04

Family

ID=3786698

Family Applications (1)

Application Number Title Priority Date Filing Date
AUPN2345A Abandoned AUPN234595A0 (en) 1995-04-12 1995-04-12 Improvements in image halftoning

Country Status (3)

Country Link
EP (1) EP0765571A1 (en)
AU (1) AUPN234595A0 (en)
WO (1) WO1996032812A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5795082A (en) * 1996-06-27 1998-08-18 Seiko Epson Corporation Printing system utilizing inks of different densities, cartridge used therefor, and method of recording images
US5838774A (en) * 1996-07-01 1998-11-17 Bellsouth Corporation Telephone polling method
EP1370068A1 (en) * 1999-03-31 2003-12-10 Agfa-Gevaert Improved colour quality printing using marking particles with specific hue-angles
US6344903B1 (en) * 1999-10-07 2002-02-05 Onyx Graphics Corporation System and method for multi-level processing with level limiting
JP3846133B2 (en) 1999-11-17 2006-11-15 セイコーエプソン株式会社 Image processing apparatus and printing apparatus
JP2004226885A (en) 2003-01-27 2004-08-12 Canon Inc Image forming apparatus and image forming method
US20100271554A1 (en) 2007-09-10 2010-10-28 Volker Blume Method And Apparatus For Motion Estimation In Video Image Data

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463359A (en) * 1979-04-02 1984-07-31 Canon Kabushiki Kaisha Droplet generating method and apparatus thereof
US4635078A (en) * 1983-04-28 1987-01-06 Canon Kabushiki Kaisha Intermediate gradient image producing method
JPS6125365A (en) * 1984-07-13 1986-02-04 Canon Inc Method for forming half-tone picture
US4555712A (en) * 1984-08-03 1985-11-26 Videojet Systems International, Inc. Ink drop velocity control system
DE3884668T2 (en) * 1987-05-20 1994-05-05 Canon Kk Imaging device.
US4860026A (en) * 1987-06-25 1989-08-22 Canon Kabushiki Kaisha Halftone image recording method using recording data having a plurality of concentrations for one color
EP0347257B1 (en) * 1988-06-17 1993-12-15 Canon Kabushiki Kaisha Image recording apparatus
US4930018A (en) * 1988-12-02 1990-05-29 Hewlett-Packard Company Method and system for enhancing the quality of both color and black and white images produced by ink jet printers
DE4124828A1 (en) * 1991-07-26 1993-01-28 Philips Patentverwaltung Printing gray-tone image as pseudo half-tone image - comparing half-tone values with threshold matrix values to generate outputs to printer unit to vary intensity

Also Published As

Publication number Publication date
WO1996032812A1 (en) 1996-10-17
EP0765571A1 (en) 1997-04-02

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