AU2001232921A1 - Method and apparatus for compensating for a darkness shift during the life of anelectrophotographic printer cartridge - Google Patents

Method and apparatus for compensating for a darkness shift during the life of anelectrophotographic printer cartridge

Info

Publication number
AU2001232921A1
AU2001232921A1 AU2001232921A AU3292101A AU2001232921A1 AU 2001232921 A1 AU2001232921 A1 AU 2001232921A1 AU 2001232921 A AU2001232921 A AU 2001232921A AU 3292101 A AU3292101 A AU 3292101A AU 2001232921 A1 AU2001232921 A1 AU 2001232921A1
Authority
AU
Australia
Prior art keywords
anelectrophotographic
compensating
life
printer cartridge
shift during
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.)
Abandoned
Application number
AU2001232921A
Inventor
Douglas A. Able
Cyrus B. Clarke
Mark Edwin K. Lund
Daniel G. Mlejnek
George P. Olson
Gregory L. Ream
Thomas C. Wade
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.)
Lexmark International Inc
Original Assignee
Lexmark International 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 Lexmark International Inc filed Critical Lexmark International Inc
Publication of AU2001232921A1 publication Critical patent/AU2001232921A1/en
Abandoned 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
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1875—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge
    • G03G21/1878—Electronically readable memory
    • G03G21/1889—Electronically readable memory for auto-setting of process parameters, lifetime, usage
    • 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
    • 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
    • H04N1/40006—Compensating for the effects of ageing, i.e. changes over time
    • 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
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/18—Cartridge systems
    • G03G2221/1823—Cartridges having electronically readable memory
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/18—Cartridge systems
    • G03G2221/183—Process cartridge
AU2001232921A 2000-01-25 2001-01-22 Method and apparatus for compensating for a darkness shift during the life of anelectrophotographic printer cartridge Abandoned AU2001232921A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09491323 2000-01-25
US09/491,323 US6175375B1 (en) 2000-01-25 2000-01-25 Method and apparatus for compensating for a darkness shift during the life of an electrophotographic printer cartridge
PCT/US2001/002144 WO2001055794A1 (en) 2000-01-25 2001-01-22 Method and apparatus for compensating for a darkness shift during the life of an electrophotographic printer cartridge

Publications (1)

Publication Number Publication Date
AU2001232921A1 true AU2001232921A1 (en) 2001-08-07

Family

ID=23951695

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001232921A Abandoned AU2001232921A1 (en) 2000-01-25 2001-01-22 Method and apparatus for compensating for a darkness shift during the life of anelectrophotographic printer cartridge

Country Status (5)

Country Link
US (1) US6175375B1 (en)
EP (1) EP1272905A4 (en)
CN (1) CN1184540C (en)
AU (1) AU2001232921A1 (en)
WO (1) WO2001055794A1 (en)

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US20030128408A1 (en) * 2002-01-07 2003-07-10 Toshiba Tec Kabushiki Kaisha Image forming apparatus
US6718147B1 (en) 2002-11-04 2004-04-06 Lexmark International, Inc. Toner measurement and darkness control using printer systems
US7422310B2 (en) * 2003-04-25 2008-09-09 Hewlett-Packard Development Company, L.P. Methods and apparatus for selecting image enhancement techniques
US20050018005A1 (en) * 2003-07-23 2005-01-27 Roylance Eugene A. Methods and apparatus for selecting image enhancement techniques
US6810218B1 (en) * 2003-09-15 2004-10-26 Xerox Corporation Estimation of toner usage
JP2005114754A (en) * 2003-10-02 2005-04-28 Brother Ind Ltd Image forming apparatus
US7206012B2 (en) * 2004-03-24 2007-04-17 Lexmark International, Inc. Memory device on optical scanner and apparatus and method for storing characterizing information on the memory device
US7639407B2 (en) * 2004-03-24 2009-12-29 Lexmark International, Inc. Systems for performing laser beam linearity correction and algorithms and methods for generating linearity correction tables from data stored in an optical scanner
US7375738B2 (en) * 2004-03-24 2008-05-20 Lexmark International, Inc. Electronic systems and methods for reducing laser beam process direction position errors
US7349123B2 (en) * 2004-03-24 2008-03-25 Lexmark International, Inc. Algorithms and methods for determining laser beam process direction position errors from data stored on a printhead
US7551298B2 (en) * 2004-06-04 2009-06-23 Primax Electronics Ltd. Print control device with embedded engine simulation module and test method thereof
US7656554B2 (en) * 2004-06-25 2010-02-02 Lexmark International, Inc. Method of correcting neutral color shifts caused by cartridge variations
US7319829B2 (en) * 2005-08-26 2008-01-15 Lexmark International, Inc. Transfer bias adjustment based on component life
KR100739731B1 (en) * 2005-09-06 2007-07-13 삼성전자주식회사 Image processing method and apparatus for printing displayed image
US7443413B2 (en) * 2005-10-21 2008-10-28 Hewlett-Packard Development Company, L.P. Laser diode modulator and method of controlling laser diode modulator
JP2007187832A (en) 2006-01-12 2007-07-26 Sharp Corp Applied charging voltage controller, and image forming device
US20090110417A1 (en) 2007-10-29 2009-04-30 Kabushiki Kaisha Toshiba Image forming apparatus
US7890005B2 (en) * 2009-01-07 2011-02-15 Infoprint Solutions Company, Llc Adjusting electrostatic charges used in a laser printer
US20110262157A1 (en) * 2010-04-21 2011-10-27 Toshiba Tec Kabushiki Kaisha Image forming apparatus and image stabilization control method in image forming apparatus
CN102117039B (en) * 2010-12-31 2014-05-28 珠海艾派克微电子有限公司 Method and device for controlling data writing-in and imaging box chip
JP5870538B2 (en) * 2011-08-12 2016-03-01 富士ゼロックス株式会社 Image forming apparatus and cartridge
US8781341B2 (en) * 2012-09-20 2014-07-15 Hewlett-Packard Development Company, L.P. Determination of effective amount of remaining life of toner cartridge
US9699352B1 (en) * 2015-12-30 2017-07-04 Lexmark International, Inc. Laser scanning unit adjusting output power of modulated beam using shading information to reduce scan line energy variation
JP6685756B2 (en) * 2016-02-17 2020-04-22 キヤノン株式会社 Image forming apparatus, control method thereof, and program
US10197938B1 (en) 2017-10-10 2019-02-05 Lexmark International, Inc. Maintaining consistent darkness levels produced by a photoconductive drum during the life of the photoconductive drum
JP2019174667A (en) * 2018-03-28 2019-10-10 ブラザー工業株式会社 Drum cartridge and image forming apparatus
JP7439471B2 (en) * 2019-11-21 2024-02-28 ブラザー工業株式会社 image forming device
JP7472508B2 (en) * 2020-01-29 2024-04-23 ブラザー工業株式会社 Image forming device
CN112286021A (en) * 2020-10-30 2021-01-29 北京高德品创科技有限公司 Printing equipment, control method and device of printing equipment and storage medium
WO2022210028A1 (en) * 2021-04-01 2022-10-06 ブラザー工業株式会社 Drum unit and image forming device

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Publication number Priority date Publication date Assignee Title
US3575505A (en) 1968-07-30 1971-04-20 Eastman Kodak Co Automatic bias control
CA1091756A (en) 1975-10-14 1980-12-16 Eastman Kodak Company Electrophotographic apparatus having compensation for changes in sensitometric properties of photoconductors
US4879576A (en) * 1987-03-13 1989-11-07 Minolta Camera Kabushiki Kaisha Exposure control device and method
US4970557A (en) * 1987-09-02 1990-11-13 Sharp Kabushiki Kaisha Electrophotographic apparatus controlling image quality according to condition of deterioration
JPH0442172A (en) * 1990-06-08 1992-02-12 Toshiba Corp Image forming device
JPH05281820A (en) * 1992-03-31 1993-10-29 Minolta Camera Co Ltd Image forming device
US5272503A (en) 1992-09-02 1993-12-21 Xerox Corporation Replaceable sub-assemblies for electrostatographic reproducing machines
US5491540A (en) 1994-12-22 1996-02-13 Hewlett-Packard Company Replacement part with integral memory for usage and calibration data
JP3109981B2 (en) * 1995-06-30 2000-11-20 キヤノン株式会社 Image forming device
US5749019A (en) * 1996-09-09 1998-05-05 Xerox Corporation Look up table to control non-linear xerographic process
US6014161A (en) * 1997-01-31 2000-01-11 Hewlett-Packard Company Closed loop compensation for gray scale printing devices
US6122460A (en) * 1999-12-02 2000-09-19 Lexmark International, Inc. Method and apparatus for automatically compensating a degradation of the charge roller voltage in a laser printer

Also Published As

Publication number Publication date
EP1272905A1 (en) 2003-01-08
EP1272905A4 (en) 2006-07-05
CN1397029A (en) 2003-02-12
WO2001055794A1 (en) 2001-08-02
CN1184540C (en) 2005-01-12
US6175375B1 (en) 2001-01-16

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