DE60002416D1 - Bilderzeugungsverfahren und Vorrichtung zur effektiven Bilddichtesteuerung - Google Patents

Bilderzeugungsverfahren und Vorrichtung zur effektiven Bilddichtesteuerung

Info

Publication number
DE60002416D1
DE60002416D1 DE60002416T DE60002416T DE60002416D1 DE 60002416 D1 DE60002416 D1 DE 60002416D1 DE 60002416 T DE60002416 T DE 60002416T DE 60002416 T DE60002416 T DE 60002416T DE 60002416 D1 DE60002416 D1 DE 60002416D1
Authority
DE
Germany
Prior art keywords
image density
imaging method
effective image
density control
effective
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 - Lifetime
Application number
DE60002416T
Other languages
English (en)
Other versions
DE60002416T2 (de
Inventor
Kazunori Karasawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of DE60002416D1 publication Critical patent/DE60002416D1/de
Publication of DE60002416T2 publication Critical patent/DE60002416T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00037—Toner image detection
    • G03G2215/00042—Optical detection
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/02—Arrangements for laying down a uniform charge
    • G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE60002416T 1999-11-02 2000-10-24 Bilderzeugungsverfahren und Vorrichtung zur effektiven Bilddichtesteuerung Expired - Lifetime DE60002416T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31214599 1999-11-02
JP31214599A JP2001134025A (ja) 1999-11-02 1999-11-02 画像形成装置及び画像形成方法

Publications (2)

Publication Number Publication Date
DE60002416D1 true DE60002416D1 (de) 2003-06-05
DE60002416T2 DE60002416T2 (de) 2004-03-18

Family

ID=18025801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60002416T Expired - Lifetime DE60002416T2 (de) 1999-11-02 2000-10-24 Bilderzeugungsverfahren und Vorrichtung zur effektiven Bilddichtesteuerung

Country Status (5)

Country Link
US (1) US6501917B1 (de)
EP (1) EP1098227B1 (de)
JP (1) JP2001134025A (de)
CN (1) CN1134708C (de)
DE (1) DE60002416T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4124623B2 (ja) 2001-09-18 2008-07-23 株式会社リコー ダクトファンユニット
JP2004078062A (ja) * 2002-08-22 2004-03-11 Seiko Epson Corp 画像形成装置および画像形成方法
JP2004302037A (ja) * 2003-03-31 2004-10-28 Brother Ind Ltd 画像形成装置
JP2004334122A (ja) * 2003-05-12 2004-11-25 Ricoh Co Ltd 画像形成装置
JP4262268B2 (ja) * 2005-08-31 2009-05-13 キヤノン株式会社 画像形成装置及びその制御方法
JP4587479B2 (ja) * 2005-08-31 2010-11-24 キヤノン株式会社 画像形成装置及びその濃度調整方法
US7379682B2 (en) * 2005-09-30 2008-05-27 Lexmark International, Inc. Optimization of operating parameters, including imaging power, in an electrophotographic device
JP2007148134A (ja) * 2005-11-29 2007-06-14 Ricoh Co Ltd 画質調整装置、画像形成装置及び画質調整方法
US7616908B2 (en) * 2006-06-29 2009-11-10 Kabushiki Kaisha Toshiba Image forming apparatus and method having exposure control depending on first and second density patches
US7583908B2 (en) * 2006-07-25 2009-09-01 Kabushiki Kaisha Toshiba Image forming apparatus using an electrophotographic process and image forming method
JP4274262B2 (ja) * 2007-03-14 2009-06-03 コニカミノルタビジネステクノロジーズ株式会社 画像濃度安定化制御方法及び画像形成装置
JP5247058B2 (ja) * 2007-04-09 2013-07-24 キヤノン株式会社 画像形成装置
JP2009175366A (ja) * 2008-01-23 2009-08-06 Canon Inc 画像形成装置及びその制御方法、プログラム
US8045874B2 (en) * 2008-02-07 2011-10-25 Ricoh Company Limited Image forming apparatus and image density control method
EP2909241B2 (de) 2012-10-16 2019-08-21 Ineos Europe AG Verfahren zur herstellung eines polymers in einem gasphasen-verflüssigten bettreaktor
JP6205879B2 (ja) * 2013-06-12 2017-10-04 コニカミノルタ株式会社 画像形成装置及び画像形成方法
JP6414531B2 (ja) * 2015-10-05 2018-10-31 京セラドキュメントソリューションズ株式会社 画像形成装置
KR20200109996A (ko) 2019-03-15 2020-09-23 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 비화상 영역에서의 백그라운드 발생을 감지

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351107A (en) * 1992-09-24 1994-09-27 Kabushiki Kaisha Toshiba Image forming apparatus and method having image density correcting function
JPH06110285A (ja) * 1992-09-25 1994-04-22 Toshiba Corp 画像形成装置
JP3445809B2 (ja) * 1992-09-25 2003-09-08 株式会社東芝 画像形成装置及びその制御方法
JPH06208271A (ja) 1993-01-12 1994-07-26 Fuji Xerox Co Ltd 画像形成装置
JP3163888B2 (ja) 1994-03-11 2001-05-08 富士ゼロックス株式会社 画像形成装置のハイライト再現調整方法
JPH08202092A (ja) 1995-01-31 1996-08-09 Konica Corp デジタル画像形成装置
JP3243135B2 (ja) * 1995-02-02 2002-01-07 株式会社リコー 画像形成装置
JPH08265570A (ja) 1995-03-27 1996-10-11 Konica Corp 画像形成装置
JPH08297384A (ja) 1995-04-27 1996-11-12 Konica Corp 画像形成装置
JPH08297834A (ja) 1996-04-26 1996-11-12 Hitachi Ltd 磁気ディスク
JPH11119477A (ja) 1997-10-16 1999-04-30 Konica Corp 画像形成装置

Also Published As

Publication number Publication date
US6501917B1 (en) 2002-12-31
EP1098227A1 (de) 2001-05-09
CN1134708C (zh) 2004-01-14
CN1294321A (zh) 2001-05-09
EP1098227B1 (de) 2003-05-02
JP2001134025A (ja) 2001-05-18
DE60002416T2 (de) 2004-03-18

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Legal Events

Date Code Title Description
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