EP2044571A4 - METHOD AND DEVICE FOR IMAGING PICTURES THROUGH A DITHERMATRIX - Google Patents
METHOD AND DEVICE FOR IMAGING PICTURES THROUGH A DITHERMATRIXInfo
- Publication number
- EP2044571A4 EP2044571A4 EP06760845A EP06760845A EP2044571A4 EP 2044571 A4 EP2044571 A4 EP 2044571A4 EP 06760845 A EP06760845 A EP 06760845A EP 06760845 A EP06760845 A EP 06760845A EP 2044571 A4 EP2044571 A4 EP 2044571A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- dither matrix
- image manipulation
- manipulation via
- image
- dither
- 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.)
- Withdrawn
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
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
- H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
- H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/AU2006/000975 WO2008006131A1 (en) | 2006-07-10 | 2006-07-10 | Method and apparatus for image manipulation via a dither matrix |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2044571A1 EP2044571A1 (en) | 2009-04-08 |
EP2044571A4 true EP2044571A4 (en) | 2011-07-06 |
Family
ID=38922825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06760845A Withdrawn EP2044571A4 (en) | 2006-07-10 | 2006-07-10 | METHOD AND DEVICE FOR IMAGING PICTURES THROUGH A DITHERMATRIX |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2044571A4 (ko) |
KR (1) | KR101000601B1 (ko) |
CN (1) | CN101496060B (ko) |
AU (1) | AU2006346021B2 (ko) |
CA (1) | CA2655306A1 (ko) |
WO (1) | WO2008006131A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010050850A (ja) * | 2008-08-22 | 2010-03-04 | Ricoh Co Ltd | 画像処理装置、画像処理方法、画像形成装置、プログラム、及び記録媒体 |
CN105164722B (zh) | 2013-06-13 | 2019-04-16 | 惠普发展公司,有限责任合伙企业 | 建立图像流水线 |
GB2582966A (en) * | 2019-04-11 | 2020-10-14 | Xaar Technology Ltd | Methods, apparatus and control systems for droplet deposition apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5710828A (en) * | 1995-03-30 | 1998-01-20 | Fuji Photo Film Co., Ltd. | Method and apparatus for converting a threshold matrix which is then used to binarize image signals |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6515770B1 (en) * | 1999-03-16 | 2003-02-04 | International Business Machines Corporation | Dither mask generation with calibration-independent number of threshold levels |
US7064869B2 (en) * | 2001-06-22 | 2006-06-20 | Eastman Kodak Company | Method for halftoning a multi-channel digital color image having at least one group of similar color channels |
JP2003110852A (ja) * | 2001-10-02 | 2003-04-11 | Dainippon Printing Co Ltd | ハーフトーン処理方法および装置 |
JP2004336163A (ja) * | 2003-04-30 | 2004-11-25 | Minolta Co Ltd | 画像処理装置、画像処理方法および画像処理プログラム |
-
2006
- 2006-07-10 EP EP06760845A patent/EP2044571A4/en not_active Withdrawn
- 2006-07-10 CN CN2006800552744A patent/CN101496060B/zh not_active Expired - Fee Related
- 2006-07-10 WO PCT/AU2006/000975 patent/WO2008006131A1/en active Application Filing
- 2006-07-10 AU AU2006346021A patent/AU2006346021B2/en not_active Ceased
- 2006-07-10 CA CA002655306A patent/CA2655306A1/en not_active Abandoned
- 2006-07-10 KR KR20097002006A patent/KR101000601B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5710828A (en) * | 1995-03-30 | 1998-01-20 | Fuji Photo Film Co., Ltd. | Method and apparatus for converting a threshold matrix which is then used to binarize image signals |
Also Published As
Publication number | Publication date |
---|---|
KR20090025376A (ko) | 2009-03-10 |
EP2044571A1 (en) | 2009-04-08 |
KR101000601B1 (ko) | 2010-12-10 |
CN101496060A (zh) | 2009-07-29 |
CA2655306A1 (en) | 2008-01-17 |
CN101496060B (zh) | 2012-07-04 |
WO2008006131A1 (en) | 2008-01-17 |
AU2006346021A1 (en) | 2008-01-17 |
AU2006346021B2 (en) | 2010-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20090206 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20110608 |
|
DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ZAMTEC LIMITED |
|
17Q | First examination report despatched |
Effective date: 20130205 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ZAMTEC LIMITED |
|
18W | Application withdrawn |
Effective date: 20140110 |