JP7589009B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7589009B2
JP7589009B2 JP2020178940A JP2020178940A JP7589009B2 JP 7589009 B2 JP7589009 B2 JP 7589009B2 JP 2020178940 A JP2020178940 A JP 2020178940A JP 2020178940 A JP2020178940 A JP 2020178940A JP 7589009 B2 JP7589009 B2 JP 7589009B2
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JP
Japan
Prior art keywords
image
paper
image forming
gradation
test image
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.)
Active
Application number
JP2020178940A
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English (en)
Japanese (ja)
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JP2022069963A (ja
Inventor
澄斗 田中
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 JP2020178940A priority Critical patent/JP7589009B2/ja
Priority to US17/507,321 priority patent/US11500318B2/en
Publication of JP2022069963A publication Critical patent/JP2022069963A/ja
Priority to US17/951,915 priority patent/US11675303B2/en
Priority to JP2024199291A priority patent/JP7786836B2/ja
Application granted granted Critical
Publication of JP7589009B2 publication Critical patent/JP7589009B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G03G15/5029—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 copy material characteristics, e.g. weight, thickness
    • 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
    • G03G15/5062—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
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6573—Feeding path after the fixing point and up to the discharge tray or the finisher, e.g. special treatment of copy material to compensate for effects from the fixing
    • 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
    • G03G2215/00063—Colour

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2020178940A 2020-10-26 2020-10-26 画像形成装置 Active JP7589009B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020178940A JP7589009B2 (ja) 2020-10-26 2020-10-26 画像形成装置
US17/507,321 US11500318B2 (en) 2020-10-26 2021-10-21 Image forming apparatus
US17/951,915 US11675303B2 (en) 2020-10-26 2022-09-23 Image forming apparatus
JP2024199291A JP7786836B2 (ja) 2020-10-26 2024-11-14 画像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020178940A JP7589009B2 (ja) 2020-10-26 2020-10-26 画像形成装置

Related Child Applications (1)

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JP2024199291A Division JP7786836B2 (ja) 2020-10-26 2024-11-14 画像形成装置

Publications (2)

Publication Number Publication Date
JP2022069963A JP2022069963A (ja) 2022-05-12
JP7589009B2 true JP7589009B2 (ja) 2024-11-25

Family

ID=81258448

Family Applications (2)

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JP2020178940A Active JP7589009B2 (ja) 2020-10-26 2020-10-26 画像形成装置
JP2024199291A Active JP7786836B2 (ja) 2020-10-26 2024-11-14 画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024199291A Active JP7786836B2 (ja) 2020-10-26 2024-11-14 画像形成装置

Country Status (2)

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US (2) US11500318B2 (enExample)
JP (2) JP7589009B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7638698B2 (ja) * 2020-12-23 2025-03-04 キヤノン株式会社 画像形成装置、画像形成方法、及び、プログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014107648A (ja) 2012-11-27 2014-06-09 Konica Minolta Inc 画像形成システム
JP2014203008A (ja) 2013-04-09 2014-10-27 コニカミノルタ株式会社 画像形成装置及びレーザーパワーの調整方法
JP2019056862A (ja) 2017-09-22 2019-04-11 キヤノン株式会社 画像形成装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5904745B2 (ja) * 2011-10-13 2016-04-20 キヤノン株式会社 画像形成装置
JP5901256B2 (ja) * 2011-11-30 2016-04-06 キヤノン株式会社 画像形成装置
JP6137827B2 (ja) 2012-12-20 2017-05-31 キヤノン株式会社 画像処理装置、画像処理方法ならびにプログラム
JP6323190B2 (ja) 2014-06-12 2018-05-16 コニカミノルタ株式会社 検査装置、画像形成装置及び画像の検査方法
JP2017042929A (ja) 2015-08-24 2017-03-02 富士ゼロックス株式会社 画像形成装置及び画像形成プログラム
JP2017067892A (ja) 2015-09-29 2017-04-06 キヤノン株式会社 画像形成装置
JP7027186B2 (ja) * 2018-02-02 2022-03-01 キヤノン株式会社 画像形成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014107648A (ja) 2012-11-27 2014-06-09 Konica Minolta Inc 画像形成システム
JP2014203008A (ja) 2013-04-09 2014-10-27 コニカミノルタ株式会社 画像形成装置及びレーザーパワーの調整方法
JP2019056862A (ja) 2017-09-22 2019-04-11 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US11675303B2 (en) 2023-06-13
JP2025013722A (ja) 2025-01-24
JP7786836B2 (ja) 2025-12-16
US20230014806A1 (en) 2023-01-19
JP2022069963A (ja) 2022-05-12
US20220128940A1 (en) 2022-04-28
US11500318B2 (en) 2022-11-15

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