JP6185821B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

Info

Publication number
JP6185821B2
JP6185821B2 JP2013222683A JP2013222683A JP6185821B2 JP 6185821 B2 JP6185821 B2 JP 6185821B2 JP 2013222683 A JP2013222683 A JP 2013222683A JP 2013222683 A JP2013222683 A JP 2013222683A JP 6185821 B2 JP6185821 B2 JP 6185821B2
Authority
JP
Japan
Prior art keywords
image
measurement
image forming
exposure
unit
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
JP2013222683A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015084053A5 (enExample
JP2015084053A (ja
Inventor
靖人 白藤
靖人 白藤
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
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 Canon Inc filed Critical Canon Inc
Priority to JP2013222683A priority Critical patent/JP6185821B2/ja
Priority to US14/516,747 priority patent/US9310742B2/en
Publication of JP2015084053A publication Critical patent/JP2015084053A/ja
Publication of JP2015084053A5 publication Critical patent/JP2015084053A5/ja
Application granted granted Critical
Publication of JP6185821B2 publication Critical patent/JP6185821B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G03G15/5062—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 characteristics of an image on the copy material
    • 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
JP2013222683A 2013-10-25 2013-10-25 画像形成装置 Expired - Fee Related JP6185821B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013222683A JP6185821B2 (ja) 2013-10-25 2013-10-25 画像形成装置
US14/516,747 US9310742B2 (en) 2013-10-25 2014-10-17 Image forming apparatus that updates process condition of image formation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013222683A JP6185821B2 (ja) 2013-10-25 2013-10-25 画像形成装置

Publications (3)

Publication Number Publication Date
JP2015084053A JP2015084053A (ja) 2015-04-30
JP2015084053A5 JP2015084053A5 (enExample) 2016-12-08
JP6185821B2 true JP6185821B2 (ja) 2017-08-23

Family

ID=52995617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013222683A Expired - Fee Related JP6185821B2 (ja) 2013-10-25 2013-10-25 画像形成装置

Country Status (2)

Country Link
US (1) US9310742B2 (enExample)
JP (1) JP6185821B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021071501A1 (en) * 2019-10-11 2021-04-15 Hewlett-Packard Development Company, L.P. Correction for low gray coverage printing
JP7657673B2 (ja) 2021-07-13 2025-04-07 キヤノン株式会社 画像形成装置
JP7766437B2 (ja) * 2021-09-21 2025-11-10 キヤノン株式会社 画像形成装置
JP2023048679A (ja) * 2021-09-28 2023-04-07 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
JP7716296B2 (ja) 2021-09-28 2025-07-31 キヤノン株式会社 画像形成装置
JP7750007B2 (ja) * 2021-09-28 2025-10-07 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
JP7707803B2 (ja) * 2021-09-28 2025-07-15 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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001183876A (ja) * 1999-12-24 2001-07-06 Fuji Xerox Co Ltd 画像形成装置
JP2005345961A (ja) * 2004-06-07 2005-12-15 Canon Inc 画像形成装置
JP5006625B2 (ja) 2006-12-01 2012-08-22 キヤノン株式会社 画像形成装置
US8086122B2 (en) * 2006-12-29 2011-12-27 Kabushiki Kaisha Toshiba Image forming apparatus, image adjusting method
JP5247058B2 (ja) * 2007-04-09 2013-07-24 キヤノン株式会社 画像形成装置
US8077351B2 (en) * 2007-12-06 2011-12-13 Kabushiki Kaisha Toshiba Image forming apparatus and method using density test patterns to adjust process parameters and subsequently update gradation correction data
JP5278196B2 (ja) * 2008-07-08 2013-09-04 株式会社リコー 画像形成装置および画像形成プログラム
JP5959905B2 (ja) * 2012-04-10 2016-08-02 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
JP2015084053A (ja) 2015-04-30
US9310742B2 (en) 2016-04-12
US20150117885A1 (en) 2015-04-30

Similar Documents

Publication Publication Date Title
JP6185821B2 (ja) 画像形成装置
US8797600B2 (en) Image forming apparatus and gradation correction method with density unevenness detection
US8077351B2 (en) Image forming apparatus and method using density test patterns to adjust process parameters and subsequently update gradation correction data
JP6486044B2 (ja) 画像形成装置
JP5808188B2 (ja) 画像形成装置
US9372460B2 (en) Image forming apparatus holding tone correction table
JP5006676B2 (ja) 画像濃度補正方法および画像形成装置
JP6360298B2 (ja) 画像形成装置
US9851672B2 (en) Image forming apparatus that adjusts image forming conditions
JP2007108246A (ja) 画像形成装置
US10739700B2 (en) Image forming apparatus
JP2017207591A (ja) 画像形成装置
JP6666932B2 (ja) 画像形成装置
JP4280725B2 (ja) 画像形成装置及びその制御方法
JP6244969B2 (ja) 画像形成装置及び階調パターンの形成方法
JP6965550B2 (ja) 画像形成装置、画像形成システム、補正制御方法および補正制御プログラム
JP2016212266A (ja) 画像形成装置
JP2015197470A (ja) 画像形成装置
JP6204706B2 (ja) 画像形成装置
JP2010060807A (ja) 画像形成装置の制御装置
JP6263095B2 (ja) 画像形成装置
JP2017219758A (ja) 画像形成装置
JP6789702B2 (ja) 画像形成装置
JP2006030355A (ja) 画像形成装置
JP2016057342A (ja) 画像形成装置、制御装置及びプログラム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20161020

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20161020

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20170630

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20170628

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20170728

R151 Written notification of patent or utility model registration

Ref document number: 6185821

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

LAPS Cancellation because of no payment of annual fees