JP6238649B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP6238649B2
JP6238649B2 JP2013181921A JP2013181921A JP6238649B2 JP 6238649 B2 JP6238649 B2 JP 6238649B2 JP 2013181921 A JP2013181921 A JP 2013181921A JP 2013181921 A JP2013181921 A JP 2013181921A JP 6238649 B2 JP6238649 B2 JP 6238649B2
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Japan
Prior art keywords
light
laser
laser light
voltage
current
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JP2013181921A
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English (en)
Japanese (ja)
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JP2015049417A (ja
JP2015049417A5 (enExample
Inventor
太輔 赤木
太輔 赤木
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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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2013181921A priority Critical patent/JP6238649B2/ja
Priority to US14/467,986 priority patent/US9256154B2/en
Publication of JP2015049417A publication Critical patent/JP2015049417A/ja
Publication of JP2015049417A5 publication Critical patent/JP2015049417A5/ja
Application granted granted Critical
Publication of JP6238649B2 publication Critical patent/JP6238649B2/ja
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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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0402—Exposure devices
    • G03G2215/0404—Laser

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Laser Beam Printer (AREA)
JP2013181921A 2013-09-03 2013-09-03 画像形成装置 Active JP6238649B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013181921A JP6238649B2 (ja) 2013-09-03 2013-09-03 画像形成装置
US14/467,986 US9256154B2 (en) 2013-09-03 2014-08-25 Image forming apparatus with dark current compensation for automatic power control (APC)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013181921A JP6238649B2 (ja) 2013-09-03 2013-09-03 画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2017204204A Division JP2018025821A (ja) 2017-10-23 2017-10-23 光走査装置

Publications (3)

Publication Number Publication Date
JP2015049417A JP2015049417A (ja) 2015-03-16
JP2015049417A5 JP2015049417A5 (enExample) 2016-10-13
JP6238649B2 true JP6238649B2 (ja) 2017-11-29

Family

ID=52582647

Family Applications (1)

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JP2013181921A Active JP6238649B2 (ja) 2013-09-03 2013-09-03 画像形成装置

Country Status (2)

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US (1) US9256154B2 (enExample)
JP (1) JP6238649B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6378538B2 (ja) 2014-05-21 2018-08-22 キヤノン株式会社 画像形成装置
JP6849881B2 (ja) * 2016-07-13 2021-03-31 キヤノン株式会社 画像形成装置
US10651626B2 (en) * 2018-08-10 2020-05-12 Microsoft Technology Licensing, Llc Laser control

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0872298A (ja) * 1994-09-06 1996-03-19 Canon Inc レーザ書き込み装置
JP2004153148A (ja) 2002-10-31 2004-05-27 Fuji Photo Film Co Ltd レーザ装置の設計方法及びレーザ装置並びに画像記録装置
JP5163116B2 (ja) * 2007-12-28 2013-03-13 株式会社リコー 半導体レーザ駆動装置及びその半導体レーザ駆動装置を備えた画像形成装置
JP5292808B2 (ja) * 2007-12-28 2013-09-18 株式会社リコー 半導体レーザ駆動装置及びその半導体レーザ駆動装置を備えた画像形成装置
JP2011170219A (ja) 2010-02-22 2011-09-01 Rohm Co Ltd 発光駆動装置、照明装置、表示装置
JP2012155019A (ja) * 2011-01-24 2012-08-16 Brother Ind Ltd 走査型画像表示装置
JP2013147020A (ja) 2011-12-21 2013-08-01 Canon Inc 光走査装置及び画像形成装置
JP5930751B2 (ja) * 2012-02-10 2016-06-08 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US20150062276A1 (en) 2015-03-05
JP2015049417A (ja) 2015-03-16
US9256154B2 (en) 2016-02-09

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