JP4006411B2 - 画像形成装置及び方法 - Google Patents

画像形成装置及び方法 Download PDF

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Publication number
JP4006411B2
JP4006411B2 JP2004093161A JP2004093161A JP4006411B2 JP 4006411 B2 JP4006411 B2 JP 4006411B2 JP 2004093161 A JP2004093161 A JP 2004093161A JP 2004093161 A JP2004093161 A JP 2004093161A JP 4006411 B2 JP4006411 B2 JP 4006411B2
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JP
Japan
Prior art keywords
color
signal corresponding
component signal
dark
color component
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.)
Expired - Fee Related
Application number
JP2004093161A
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English (en)
Japanese (ja)
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JP2005286391A (ja
JP2005286391A5 (enExample
Inventor
健 波潟
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.)
Canon Inc
Original Assignee
Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2004093161A priority Critical patent/JP4006411B2/ja
Priority to US11/083,938 priority patent/US7746504B2/en
Priority to CNB200510056994XA priority patent/CN100435034C/zh
Publication of JP2005286391A publication Critical patent/JP2005286391A/ja
Publication of JP2005286391A5 publication Critical patent/JP2005286391A5/ja
Application granted granted Critical
Publication of JP4006411B2 publication Critical patent/JP4006411B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/58—Edge or detail enhancement; Noise or error suppression, e.g. colour misregistration correction
    • 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

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)
  • Color Image Communication Systems (AREA)
  • Image Processing (AREA)
  • Ink Jet (AREA)
  • Color, Gradation (AREA)
  • Color Electrophotography (AREA)
JP2004093161A 2004-03-26 2004-03-26 画像形成装置及び方法 Expired - Fee Related JP4006411B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004093161A JP4006411B2 (ja) 2004-03-26 2004-03-26 画像形成装置及び方法
US11/083,938 US7746504B2 (en) 2004-03-26 2005-03-21 Image forming apparatus and method which perform smoothing processing
CNB200510056994XA CN100435034C (zh) 2004-03-26 2005-03-25 成像装置和方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004093161A JP4006411B2 (ja) 2004-03-26 2004-03-26 画像形成装置及び方法

Publications (3)

Publication Number Publication Date
JP2005286391A JP2005286391A (ja) 2005-10-13
JP2005286391A5 JP2005286391A5 (enExample) 2007-03-01
JP4006411B2 true JP4006411B2 (ja) 2007-11-14

Family

ID=34989468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004093161A Expired - Fee Related JP4006411B2 (ja) 2004-03-26 2004-03-26 画像形成装置及び方法

Country Status (3)

Country Link
US (1) US7746504B2 (enExample)
JP (1) JP4006411B2 (enExample)
CN (1) CN100435034C (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI278243B (en) * 2005-07-28 2007-04-01 Novatek Microelectronics Corp Color smooth-adjustment device and adjustment method
JP2007043306A (ja) * 2005-08-01 2007-02-15 Canon Inc 画像処理装置および画像処理方法
US7532360B2 (en) * 2005-09-16 2009-05-12 Seiko Epson Corporation Image output apparatus
US8064112B1 (en) * 2007-05-20 2011-11-22 Opaltone Australasia Pty. Ltd. Color separation and reproduction method to control a printing process
JP5149690B2 (ja) * 2008-05-02 2013-02-20 キヤノン株式会社 画像処理装置、画像処理方法、及び、画像処理プログラム
JP5180670B2 (ja) * 2008-05-07 2013-04-10 キヤノン株式会社 画像処理装置及び画像処理方法
JP2010039976A (ja) * 2008-08-08 2010-02-18 Seiko Epson Corp 画像処理装置，印刷用データ生成方法及びコンピュータプログラム
US8092963B2 (en) * 2010-01-19 2012-01-10 Xerox Corporation Toner compositions
KR101716278B1 (ko) * 2010-09-14 2017-03-27 에스프린팅솔루션 주식회사 화상형성장치, 인쇄제어단말장치 및 그 화상형성방법
JP5773749B2 (ja) 2011-05-19 2015-09-02 キヤノン株式会社 色再現域圧縮方法およびそれを用いたプロファイル生成装置
CN104867109B (zh) * 2014-02-24 2018-08-10 联想(北京)有限公司 一种显示方法及电子设备
WO2016075961A1 (ja) * 2014-11-14 2016-05-19 株式会社沖データ・インフォテック インクジェットプリンター
CN107206696B (zh) * 2015-01-30 2020-04-24 惠普发展公司有限责任合伙企业 三维物体子结构
JP6703788B2 (ja) * 2016-07-11 2020-06-03 キヤノン株式会社 画像処理装置および画像処理方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2894137B2 (ja) 1993-01-26 1999-05-24 ケイディディ株式会社 動画像符号化におけるプリフィルタ制御方法および装置
JPH0818785A (ja) 1994-04-28 1996-01-19 Ricoh Co Ltd 画像出力装置
JPH08317210A (ja) 1995-05-23 1996-11-29 Canon Inc 画像処理装置及びその方法
CN1155104A (zh) * 1995-11-30 1997-07-23 株式会社东芝 图象形成装置
JP3492096B2 (ja) 1996-07-22 2004-02-03 キヤノン株式会社 画像処理装置
US5946454A (en) * 1996-08-15 1999-08-31 Seiko Epson Corporation Image enhancement during half-toning using low-pass and high-pass filtering
JPH10181000A (ja) 1996-12-26 1998-07-07 Seiko Epson Corp インクジェット記録方法及び装置
JPH1184764A (ja) * 1997-09-10 1999-03-30 Fuji Xerox Co Ltd デジタル画像形成方法及び装置
JP3728129B2 (ja) * 1999-02-09 2005-12-21 キヤノン株式会社 画像形成装置
KR100575975B1 (ko) * 1999-10-06 2006-05-02 삼성전자주식회사 레이저 빔 프린터에서 그레이 성분을 가진 이미지의 다치화 처리회로 및 방법
JP2001318499A (ja) 2000-05-10 2001-11-16 Konica Corp 画像形成装置
JP2001290319A (ja) 2000-04-07 2001-10-19 Konica Corp 画像形成装置
US7164498B2 (en) * 2002-06-20 2007-01-16 Esko-Graphics A/S Color matching for a printing process using more than four colorants using a four-colorant color management system
JP4012015B2 (ja) 2002-08-29 2007-11-21 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
CN100435034C (zh) 2008-11-19
JP2005286391A (ja) 2005-10-13
CN1673882A (zh) 2005-09-28
US20050213160A1 (en) 2005-09-29
US7746504B2 (en) 2010-06-29

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