DE69623557D1 - Bildqualitätsstabilisator - Google Patents

Bildqualitätsstabilisator

Info

Publication number
DE69623557D1
DE69623557D1 DE69623557T DE69623557T DE69623557D1 DE 69623557 D1 DE69623557 D1 DE 69623557D1 DE 69623557 T DE69623557 T DE 69623557T DE 69623557 T DE69623557 T DE 69623557T DE 69623557 D1 DE69623557 D1 DE 69623557D1
Authority
DE
Germany
Prior art keywords
image quality
quality stabilizer
stabilizer
image
quality
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
DE69623557T
Other languages
English (en)
Other versions
DE69623557T2 (de
Inventor
Katsuhiro Nagayama
Jitsuo Masuda
Toshiaki Ino
Toshihisa Ishida
Katsuaki Sumida
Hideji Saiko
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69623557D1 publication Critical patent/DE69623557D1/de
Publication of DE69623557T2 publication Critical patent/DE69623557T2/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
    • 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
    • G03G15/5037—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 the characteristics being an electrical parameter, e.g. voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
DE69623557T 1995-10-12 1996-10-09 Bildqualitätsstabilisator Expired - Lifetime DE69623557T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26423995A JP3234138B2 (ja) 1995-10-12 1995-10-12 画像安定化装置

Publications (2)

Publication Number Publication Date
DE69623557D1 true DE69623557D1 (de) 2002-10-17
DE69623557T2 DE69623557T2 (de) 2003-04-30

Family

ID=17400426

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623557T Expired - Lifetime DE69623557T2 (de) 1995-10-12 1996-10-09 Bildqualitätsstabilisator

Country Status (4)

Country Link
US (1) US5734948A (de)
EP (1) EP0768580B1 (de)
JP (1) JP3234138B2 (de)
DE (1) DE69623557T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5873011A (en) * 1996-03-13 1999-02-16 Minolta Co., Ltd. Image forming apparatus
JP2000181159A (ja) * 1998-12-17 2000-06-30 Canon Inc 画像形成装置
DE59904350D1 (de) 1998-12-21 2003-03-27 Oce Printing Systems Gmbh Mit mindestens drei helligkeitsstufen arbeitende druckvorrichtung sowie damit auszuführende verfahren zum festlegen von druckparametern
EP1229398A3 (de) * 2001-01-12 2002-10-16 Seiko Epson Corporation Verfahren und Vorrichtung zur Steuerung der Bilddichte eines Tonerbildes
US7212226B2 (en) * 2003-03-25 2007-05-01 Matsushita Electric Industrial Co., Ltd. Image density control apparatus and image formation apparatus
JP4590324B2 (ja) 2005-07-29 2010-12-01 キヤノン株式会社 画像形成装置および方法
WO2009128884A1 (en) 2008-04-14 2009-10-22 Thomson Licensing Technique for automatically tracking an object
TWI469062B (zh) 2011-11-11 2015-01-11 Ind Tech Res Inst 影像穩定方法及影像穩定裝置
CN108476270B (zh) * 2016-03-22 2021-01-15 惠普发展公司有限责任合伙企业 对图像形成质量进行稳定化处理

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58152273A (ja) * 1982-03-04 1983-09-09 Minolta Camera Co Ltd 転写型電子写真複写機
JPS593457A (ja) * 1982-06-30 1984-01-10 Canon Inc 画像濃度制御方式
JPS61295022A (ja) * 1985-06-24 1986-12-25 Nippon Plast Co Ltd ブロ−成形方法
JP2698089B2 (ja) * 1988-03-16 1998-01-19 株式会社リコー 画像形成装置の制御方法
JP2918045B2 (ja) * 1988-10-28 1999-07-12 株式会社リコー 画像濃度制御装置
US5223896A (en) * 1989-06-23 1993-06-29 Minolta Camera Kabushiki Kaisha Image forming apparatus having self-diagnostic function relating to the potential of the photoreceptor
US5453773A (en) * 1990-11-30 1995-09-26 Minolta Camera Kabushiki Kaisha Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density
JP2589413B2 (ja) * 1991-03-28 1997-03-12 三田工業株式会社 複写機
US5333037A (en) * 1992-02-26 1994-07-26 Sharp Kabushiki Kaisha Image-quality stabilizer for an electrophotographic apparatus
JPH06167852A (ja) * 1992-11-30 1994-06-14 Ricoh Co Ltd 画像形成装置
JPH06230643A (ja) * 1992-12-10 1994-08-19 Minolta Camera Co Ltd 画像濃度制御装置

Also Published As

Publication number Publication date
EP0768580A2 (de) 1997-04-16
US5734948A (en) 1998-03-31
JPH09106118A (ja) 1997-04-22
JP3234138B2 (ja) 2001-12-04
DE69623557T2 (de) 2003-04-30
EP0768580B1 (de) 2002-09-11
EP0768580A3 (de) 2000-09-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition