ATE429126T1 - System zur erzeugung binärer masken - Google Patents

System zur erzeugung binärer masken

Info

Publication number
ATE429126T1
ATE429126T1 AT05256434T AT05256434T ATE429126T1 AT E429126 T1 ATE429126 T1 AT E429126T1 AT 05256434 T AT05256434 T AT 05256434T AT 05256434 T AT05256434 T AT 05256434T AT E429126 T1 ATE429126 T1 AT E429126T1
Authority
AT
Austria
Prior art keywords
entries
arrays
bit mask
different types
type
Prior art date
Application number
AT05256434T
Other languages
German (de)
English (en)
Inventor
Michael Ian Woods
Judy Booth
Original Assignee
Software 2000 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 Software 2000 Ltd filed Critical Software 2000 Ltd
Application granted granted Critical
Publication of ATE429126T1 publication Critical patent/ATE429126T1/de

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

  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Image Processing (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Transmitters (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
  • Container Filling Or Packaging Operations (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Studio Devices (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
AT05256434T 2004-10-18 2005-10-17 System zur erzeugung binärer masken ATE429126T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0423105A GB2419250C (en) 2004-10-18 2004-10-18 Bit mask generation system.

Publications (1)

Publication Number Publication Date
ATE429126T1 true ATE429126T1 (de) 2009-05-15

Family

ID=33462919

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05256434T ATE429126T1 (de) 2004-10-18 2005-10-17 System zur erzeugung binärer masken

Country Status (6)

Country Link
US (1) US8705131B2 (https=)
EP (1) EP1650955B1 (https=)
JP (1) JP4391978B2 (https=)
AT (1) ATE429126T1 (https=)
DE (1) DE602005013880D1 (https=)
GB (1) GB2419250C (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070255498A1 (en) * 2006-04-28 2007-11-01 Caterpillar Inc. Systems and methods for determining threshold warning distances for collision avoidance
US9165162B2 (en) * 2012-12-28 2015-10-20 Infineon Technologies Ag Processor arrangements and a method for transmitting a data bit sequence
JP6351342B2 (ja) * 2014-04-04 2018-07-04 キヤノン株式会社 ドット配置または閾値マトリクスの作成方法、画像処理装置、及び記憶媒体
US11023770B2 (en) * 2019-09-23 2021-06-01 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Systems and methods for obtaining templates for tessellated images
EP4097675B1 (en) * 2020-01-30 2025-07-09 Hewlett-Packard Development Company, L.P. Greyscale images

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49131640A (https=) 1973-04-09 1974-12-17
JPS56123174A (en) 1980-03-04 1981-09-28 Ricoh Co Ltd Encoding system for half-tone picture
JPS63202182A (ja) * 1987-02-18 1988-08-22 Olympus Optical Co Ltd 傾斜ドツトパタ−ン形成方法
US4920501A (en) * 1988-10-19 1990-04-24 Eastman Kodak Company Digital halftoning with minimum visual modulation patterns
US5051844A (en) * 1989-01-30 1991-09-24 Eastman Kodak Company Digital halftoning with error diffusion
JPH03187573A (ja) 1989-12-15 1991-08-15 Nec Corp 擬似中間調画像符号化方式
US5214517A (en) * 1990-02-07 1993-05-25 Eastman Kodak Company Digital halftoning with correlated minimum visual modulation patterns
US5341228A (en) 1990-12-04 1994-08-23 Research Corporation Technologies Method and apparatus for halftone rendering of a gray scale image using a blue noise mask
JPH0630280A (ja) 1991-03-19 1994-02-04 Nec Eng Ltd ２値画像データのブロック別選択型符号化前処理方式
JP3187573B2 (ja) 1992-12-21 2001-07-11 大日本印刷株式会社 情報記録媒体の製造方法及び情報記録再生方法
JP3262414B2 (ja) * 1993-07-19 2002-03-04 キヤノン株式会社 画像処理装置及び画像処理方法
WO1995006911A1 (en) * 1993-09-01 1995-03-09 Canon Information Systems Research Australia Pty. Ltd. Method for the creation of dither matrices
DE69417832T2 (de) * 1993-09-28 1999-08-12 Hewlett-Packard Co., Palo Alto, Calif. Digitale Halbtonrasterwiedergabe eines Grautonbildes mit frequenzabhängiger diagonaler Korrelation
US5598204A (en) * 1994-03-25 1997-01-28 Xerox Corporation Image halftoning system capable of producing additional gradations
US5956157A (en) * 1994-12-08 1999-09-21 Eastman Kodak Company Method and apparatus for locally blending gray dot types of the same or different types to reproduce an image with gray level printing
US5555102A (en) * 1995-01-30 1996-09-10 Apple Computer, Inc. System and method for generating images with improved visual quality using local correlation, ordered dither
US5832122A (en) 1995-03-24 1998-11-03 Fuji Photo Film Co., Ltd. Method of processing image data
JP3519186B2 (ja) 1995-10-20 2004-04-12 富士通株式会社 画像中間調処理装置
US5673121A (en) * 1996-06-17 1997-09-30 Xerox Corporation Stochastic halftoning screening method
US5822469A (en) * 1996-10-22 1998-10-13 Hewlett-Packard Company Post-filter for improving halftone image sharpness
US5787238A (en) * 1996-11-14 1998-07-28 Xerox Corporation Clustered halftone dot design process
US6118935A (en) * 1997-04-01 2000-09-12 Professional Software Technologies, Inc. Digital halftoning combining multiple screens within a single image
SE513365C2 (sv) 1998-03-05 2000-09-04 Forskarpatent I Linkoeping Ab Rastreringsförfarande baserat på förberäknade mallar
US6256398B1 (en) * 1998-08-22 2001-07-03 Kenneth H. P. Chang Encoding and decoding a message within an image
US6597813B1 (en) * 1999-03-11 2003-07-22 International Business Machines Corporation Masks with modulated clustering and aperiodicity and rescaling of masks
GB9915365D0 (en) 1999-07-02 1999-09-01 Software 2000 Ltd Stochastic screens for printing
JP3589286B2 (ja) * 1999-08-23 2004-11-17 セイコーエプソン株式会社 画像処理装置及びその方法、並びにその画像処理装置を備えたプリンタシステム
US7372594B1 (en) * 1999-09-30 2008-05-13 Canon Kabushiki Kaisha Image processing apparatus and method, and storage medium
US6791718B1 (en) * 2000-06-14 2004-09-14 Hewlett-Packard Development Company, L.P. Halftone printing with dither matrices generated by using cluster filters
JP3934442B2 (ja) 2001-03-16 2007-06-20 株式会社リコー マスク作成方法、画像処理装置及びソフトウェアプログラム
US20030107768A1 (en) * 2001-12-04 2003-06-12 Crounse Kenneth R. Halftoning with uniformly dispersed dot growth
US7239429B2 (en) * 2003-05-29 2007-07-03 Seiko Epson Corporation Method and apparatus for generating dispersed cluster screen

Also Published As

Publication number Publication date
GB0423105D0 (en) 2004-11-17
GB2419250C (en) 2008-04-24
GB2419250B (en) 2008-04-16
JP4391978B2 (ja) 2009-12-24
DE602005013880D1 (de) 2009-05-28
EP1650955B1 (en) 2009-04-15
JP2006121697A (ja) 2006-05-11
US20060082829A1 (en) 2006-04-20
GB2419250A (en) 2006-04-19
EP1650955A1 (en) 2006-04-26
US8705131B2 (en) 2014-04-22

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Legal Events

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