DE69107525T2 - Bilderzeugungsgerät und -verfahren. - Google Patents

Bilderzeugungsgerät und -verfahren.

Info

Publication number
DE69107525T2
DE69107525T2 DE69107525T DE69107525T DE69107525T2 DE 69107525 T2 DE69107525 T2 DE 69107525T2 DE 69107525 T DE69107525 T DE 69107525T DE 69107525 T DE69107525 T DE 69107525T DE 69107525 T2 DE69107525 T2 DE 69107525T2
Authority
DE
Germany
Prior art keywords
imaging device
imaging
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
DE69107525T
Other languages
English (en)
Other versions
DE69107525D1 (de
Inventor
Satoshi Haneda
Masakazu Fukuchi
Tadashi Miwa
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta 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
Priority claimed from JP02130833A external-priority patent/JP3125192B2/ja
Priority claimed from JP14023690A external-priority patent/JPH0432872A/ja
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Application granted granted Critical
Publication of DE69107525D1 publication Critical patent/DE69107525D1/de
Publication of DE69107525T2 publication Critical patent/DE69107525T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04072—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by laser
    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/32—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head
    • G03G15/326—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head by application of light, e.g. using a LED array
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/23—Reproducing arrangements
    • H04N1/29—Reproducing arrangements involving production of an electrostatic intermediate picture
    • H04N1/295—Circuits or arrangements for the control thereof, e.g. using a programmed control device, according to a measured quantity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
    • H04N1/40037—Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
    • 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
    • G03G15/0435—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 by introducing an optical element in the optical path, e.g. a filter
DE69107525T 1990-05-21 1991-05-18 Bilderzeugungsgerät und -verfahren. Expired - Fee Related DE69107525T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP02130833A JP3125192B2 (ja) 1990-05-21 1990-05-21 画像形成方法
JP14023690A JPH0432872A (ja) 1990-05-30 1990-05-30 画像形成装置

Publications (2)

Publication Number Publication Date
DE69107525D1 DE69107525D1 (de) 1995-03-30
DE69107525T2 true DE69107525T2 (de) 1995-07-20

Family

ID=26465860

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69107525T Expired - Fee Related DE69107525T2 (de) 1990-05-21 1991-05-18 Bilderzeugungsgerät und -verfahren.

Country Status (3)

Country Link
US (1) US5380610A (de)
EP (1) EP0464349B1 (de)
DE (1) DE69107525T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6057866A (en) * 1996-09-30 2000-05-02 Konica Corporation Color image forming apparatus and method using color compensation
JPH10171221A (ja) * 1996-10-08 1998-06-26 Ricoh Co Ltd 画像形成装置及び画像形成方法
JP3734120B2 (ja) * 1997-08-15 2006-01-11 富士写真フイルム株式会社 色補正方法及び色補正装置
US7333121B2 (en) 2005-04-28 2008-02-19 Marvell International Technology Ltd System and method for scaling data to compensate for slanted scanning in a bidirectional scanning laser printer
JP2007143111A (ja) * 2005-10-21 2007-06-07 Canon Inc 情報処理装置及び情報処理装置の制御方法
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
US7535483B2 (en) * 2006-07-25 2009-05-19 Kabushiki Kaisha Toshiba Image forming apparatus and image forming method
JP2014128909A (ja) * 2012-12-28 2014-07-10 Toshiba Corp 画像形成装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563408A (en) * 1984-12-24 1986-01-07 Xerox Corporation Photoconductive imaging member with hydroxyaromatic antioxidant
US4821065A (en) * 1986-01-10 1989-04-11 Canon Kabushiki Kaisha Recording apparatus having controllable recording beam states
JPH0644156B2 (ja) * 1986-08-11 1994-06-08 コニカ株式会社 正帯電用電子写真感光体
EP0264886B1 (de) * 1986-10-20 1994-06-08 Fuji Photo Film Co., Ltd. Laserstrahlabtastverfahren und -vorrichtung
JP2607490B2 (ja) * 1986-12-09 1997-05-07 キヤノン株式会社 画像形成装置の画質制御方法
US4879577A (en) * 1988-04-19 1989-11-07 International Business Machines Corporation Method and apparatus for controlling the electrostatic parameters of an electrophotographic reproduction device
US5025272A (en) * 1988-12-28 1991-06-18 Konica Corporation Dot exposure type image forming apparatus
US5252415A (en) * 1989-12-11 1993-10-12 Konica Corporation Dot-image forming method and the photoreceptor therefor
US5172132A (en) * 1990-03-06 1992-12-15 Konica Corporation Digital image forming device and method for forming an image from a plurality of dots
US5255014A (en) * 1990-04-12 1993-10-19 Konica Corporation Image forming apparatus having a high γ photoreceptor

Also Published As

Publication number Publication date
US5380610A (en) 1995-01-10
EP0464349A3 (en) 1992-01-22
EP0464349A2 (de) 1992-01-08
EP0464349B1 (de) 1995-02-22
DE69107525D1 (de) 1995-03-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee