ATE367715T1 - Elektofotografische bilderzeugungsvorrichtung und programmprodukt davon zur bilderzeugung - Google Patents

Elektofotografische bilderzeugungsvorrichtung und programmprodukt davon zur bilderzeugung

Info

Publication number
ATE367715T1
ATE367715T1 AT01306664T AT01306664T ATE367715T1 AT E367715 T1 ATE367715 T1 AT E367715T1 AT 01306664 T AT01306664 T AT 01306664T AT 01306664 T AT01306664 T AT 01306664T AT E367715 T1 ATE367715 T1 AT E367715T1
Authority
AT
Austria
Prior art keywords
image
data
look
correlated
tables
Prior art date
Application number
AT01306664T
Other languages
English (en)
Inventor
Toru Fujita
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of ATE367715T1 publication Critical patent/ATE367715T1/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
    • H04N1/4058—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 with details for producing a halftone screen at an oblique angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color, Gradation (AREA)
  • Image Processing (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Developing Agents For Electrophotography (AREA)
AT01306664T 2000-08-03 2001-08-03 Elektofotografische bilderzeugungsvorrichtung und programmprodukt davon zur bilderzeugung ATE367715T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000235214A JP3985437B2 (ja) 2000-08-03 2000-08-03 電子写真の画像形成装置及びその画像形成プログラム製品

Publications (1)

Publication Number Publication Date
ATE367715T1 true ATE367715T1 (de) 2007-08-15

Family

ID=18727465

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01306664T ATE367715T1 (de) 2000-08-03 2001-08-03 Elektofotografische bilderzeugungsvorrichtung und programmprodukt davon zur bilderzeugung

Country Status (5)

Country Link
US (1) US7009729B2 (de)
EP (1) EP1178671B1 (de)
JP (1) JP3985437B2 (de)
AT (1) ATE367715T1 (de)
DE (1) DE60129384T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7130084B2 (en) * 2001-01-29 2006-10-31 Seiko Epson Corporation Electrophotographic apparatus and image processing program
JP3782689B2 (ja) * 2001-08-09 2006-06-07 シャープ株式会社 画像形成装置および画像形成方法
US7079285B2 (en) * 2002-04-10 2006-07-18 Texas Instruments Incorporated Efficient rasterizing sub-system for printers
US7548347B2 (en) * 2002-08-28 2009-06-16 Canon Kabushiki Kaisha Image printing apparatus and image printing method
JP4127191B2 (ja) * 2002-11-18 2008-07-30 セイコーエプソン株式会社 画像データの自動トリミング処理
CN100351880C (zh) * 2003-05-13 2007-11-28 中华映管股份有限公司 具有灰度白平衡装置的等离子平面显示器
US8368950B2 (en) 2003-10-06 2013-02-05 Marvell International Technology Ltd. Method of pre-processing data on a host machine for a host-based print system
WO2005109851A1 (ja) * 2004-05-06 2005-11-17 Seiko Epson Corporation 画像処理装置、画像処理方法、及びプログラム
JP2005328421A (ja) 2004-05-17 2005-11-24 Sony Corp 撮像装置および撮像方法
US7684079B2 (en) * 2004-12-02 2010-03-23 Canon Kabushiki Kaisha Image forming apparatus and its control method
RU2304808C1 (ru) * 2004-12-02 2007-08-20 Кэнон Кабусики Кайся Устройство формирования изображения и способ управления этим устройством
US7586644B2 (en) * 2006-02-15 2009-09-08 Conexant Systems, Inc. Color conversion system and method
US7957025B2 (en) * 2006-06-30 2011-06-07 Konica Minolta Systems Laboratory, Inc. Systems and methods for processing pixel data for a printer
US7822115B2 (en) * 2006-06-30 2010-10-26 Konica Minolta Systems Laboratory, Inc. Systems for generating a pulse width modulated signal
US7907303B2 (en) * 2006-06-30 2011-03-15 Konica Minolta Systems Laboratory, Inc. Systems and methods for processing pixel data for a printer
US20080002229A1 (en) * 2006-06-30 2008-01-03 Konica Minolta Systems Laboratory, Inc. Systems and method for saving memory on screen
US8782371B2 (en) * 2008-03-31 2014-07-15 Konica Minolta Laboratory U.S.A., Inc. Systems and methods for memory management for rasterization
US8817032B2 (en) * 2008-08-29 2014-08-26 Konica Minolta Laboratory U.S.A., Inc. Systems and methods for framebuffer management
US8854680B2 (en) * 2008-09-11 2014-10-07 Konica Minolta Laboratory U.S.A., Inc. Systems and methods for optimal memory allocation units
US8861014B2 (en) * 2008-09-30 2014-10-14 Konica Minolta Laboratory U.S.A., Inc. Systems and methods for optimized printer throughput in a multi-core environment
US8223390B2 (en) * 2009-03-27 2012-07-17 Konica Minolta Laboratory U.S.A., Inc. Systems and methods for reducing color registration errors in tandem engines
US8320012B2 (en) * 2009-03-27 2012-11-27 Konica Minolta Laboratory U.S.A., Inc. Apparatus, system, and method for color data printing
JP6531471B2 (ja) * 2014-07-29 2019-06-19 株式会社リコー 画像形成装置、ディザパターン生成装置およびディザパターン生成方法
US9787873B2 (en) * 2015-07-07 2017-10-10 Ricoh Company, Ltd. Halftone dot screen generation with conditional arrangement of growth centers to form dot blocks and bridges connecting adjacent dot blocks

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3124016B2 (ja) * 1990-03-16 2001-01-15 株式会社東芝 画像形成装置
GB9009406D0 (en) * 1990-04-26 1990-06-20 Zed Instr Ltd Printing cylinder engraving
US5339368A (en) * 1991-11-21 1994-08-16 Unisys Corporation Document image compression system and method
BE1007264A4 (nl) 1993-07-12 1995-05-02 Agfa Gevaert Nv Rastermethode voor een schrijfsysteem met beperkte densiteitsresolutie.
WO2004097776A1 (ja) * 1993-10-08 2004-11-11 Itsuo Sasaki 多階調表示装置および多階調表示方法
ATE222039T1 (de) * 1994-04-27 2002-08-15 Agfa Gevaert Mehrstufige halbtonrasterung mit gruppierten punkten und linien für den elektrografischen farbdruck
US5761070A (en) * 1995-11-02 1998-06-02 Virginia Tech Intellectual Properties, Inc. Automatic color and grain sorting of materials
JP3156605B2 (ja) * 1996-11-19 2001-04-16 セイコーエプソン株式会社 トナー転写式の印刷装置のためのパルス幅データの生成装置及び方法
JP3522147B2 (ja) * 1998-04-28 2004-04-26 セイコーエプソン株式会社 ハーフトーニング装置及び画像形成装置
KR100296596B1 (ko) * 1999-07-14 2001-07-12 윤종용 4방향 일차원 고역 통과 필터링에 의한 윤곽선 강조 방법

Also Published As

Publication number Publication date
EP1178671A1 (de) 2002-02-06
US7009729B2 (en) 2006-03-07
DE60129384T2 (de) 2007-11-29
JP3985437B2 (ja) 2007-10-03
US20020067511A1 (en) 2002-06-06
EP1178671B1 (de) 2007-07-18
DE60129384D1 (de) 2007-08-30
JP2002051213A (ja) 2002-02-15

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