DE69216744D1 - Elektrophotographisches Gerät mit Bildkontrollmitteln - Google Patents

Elektrophotographisches Gerät mit Bildkontrollmitteln

Info

Publication number: DE69216744D1
Authority: DE; Germany
Prior art keywords: control means; image control; electrophotographic device; electrophotographic; image
Prior art date: 1991-10-04
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

DE69216744T

Other languages

English (en)

Other versions

DE69216744T2 (de

Inventor

Sadahiro Matsuura

Osamu Ito

Yasuyuki Shintani

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.)

Panasonic Holdings Corp

Original Assignee

Matsushita Electric Industrial Co Ltd

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.)

1991-10-04

Filing date

1992-09-30

Publication date

1997-02-27

1992-09-30 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

1997-02-27 Publication of DE69216744D1 publication Critical patent/DE69216744D1/de

1997-07-31 Application granted granted Critical

1997-07-31 Publication of DE69216744T2 publication Critical patent/DE69216744T2/de

2012-10-01 Anticipated expiration legal-status Critical

Status 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
- 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
- G03G15/5054—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 intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt
- G03G15/5058—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 intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt 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
- G03G15/5033—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
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00025—Machine control, e.g. regulating different parts of the machine
- G03G2215/00029—Image density detection
- G03G2215/00033—Image density detection on recording member
- G03G2215/00037—Toner image detection
- G03G2215/00042—Optical detection

DE69216744T 1991-10-04 1992-09-30 Elektrophotographisches Gerät mit Bildkontrollmitteln Expired - Fee Related DE69216744T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP3257406A JP3030975B2 (ja)	1991-10-04	1991-10-04	画質制御装置

Publications (2)

Publication Number	Publication Date
DE69216744D1 true DE69216744D1 (de)	1997-02-27
DE69216744T2 DE69216744T2 (de)	1997-07-31

Family

ID=17305938

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69216744T Expired - Fee Related DE69216744T2 (de)	1991-10-04	1992-09-30	Elektrophotographisches Gerät mit Bildkontrollmitteln

Country Status (4)

Country	Link
US (1)	US5250988A (de)
EP (1)	EP0535655B1 (de)
JP (1)	JP3030975B2 (de)
DE (1)	DE69216744T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5481337A (en) *	1991-05-13	1996-01-02	Canon Kabushiki Kaisha	Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum
US5355154A (en) *	1992-12-23	1994-10-11	Xerox Corporation	Electronic color printers multiple-pass image self-registration
JP3337801B2 (ja) *	1993-12-30	2002-10-28	キヤノン株式会社	画像形成装置および画像形成装置の濃度制御方法
JP3164961B2 (ja) *	1994-03-18	2001-05-14	株式会社日立製作所	画像記録装置と画質制御方法
KR0141669B1 (ko) *	1994-10-07	1998-07-15	김광호	화상 형성장치의 수동급지 모드에서 토너절감과 오염방지 방법 및 장치
US5869944A (en) *	1995-02-16	1999-02-09	Sony Corporation	Motor driving apparatus
JPH08254861A (ja) *	1995-03-16	1996-10-01	Konica Corp	線幅制御方法
US5873011A (en) *	1996-03-13	1999-02-16	Minolta Co., Ltd.	Image forming apparatus
KR100223008B1 (ko) *	1997-05-13	1999-10-01	윤종용	전자사진 장치의 농도제어 방법 및 장치
JPH11160926A (ja) *	1997-12-01	1999-06-18	Matsushita Electric Ind Co Ltd	画像形成装置
US5999761A (en) *	1998-07-14	1999-12-07	Hewlett-Packard Company	Dynamic adjustment of characteristics of an image forming apparatus
JP2002086800A (ja) *	2000-07-13	2002-03-26	Fuji Xerox Co Ltd	濃度補正方法及び画像形成装置
DE10050659A1 (de) *	2000-10-13	2002-04-18	Nexpress Solutions Llc	Verfahren und Druckmaschine zum Aufbringen von Toner auf ein Substrat und Messeinrichtung für eine Druckmaschine
US6560418B2 (en)	2001-03-09	2003-05-06	Lexmark International, Inc.	Method of setting laser power and developer bias in a multi-color electrophotographic machinie
US6483996B2 (en)	2001-04-02	2002-11-19	Hewlett-Packard Company	Method and system for predicting print quality degradation in an image forming device
US7006250B2 (en) *	2001-09-27	2006-02-28	Lexmark International, Inc.	Method of setting laser power and developer bias in an electrophotographic machine based on an estimated intermediate belt reflectivity
US6463227B1 (en)	2001-09-27	2002-10-08	Lexmark International, Inc.	Color adjustment method for a laser printer with multiple print resolutions
US6768878B2 (en) *	2001-10-30	2004-07-27	Konica Corporation	Image forming method and image forming apparatus utilizing a control patch
US6860665B2 (en) *	2002-10-28	2005-03-01	Hewlett-Packard Development Company, L.P.	Passive linear encoder
WO2006046224A2 (en) *	2004-10-28	2006-05-04	Hewlett-Packard Development Company, L.P.	Dot gain and color linearization dual calibration
DE102006058580A1 (de) *	2006-12-12	2008-06-26	OCé PRINTING SYSTEMS GMBH	Verfahren und Anordnung zum Einstellen der Punktgröße von mit Hilfe eines elektrografischen Druck- oder Kopiersystems erzeugten Druckbildern
DE102007009070A1 (de)	2007-02-23	2008-08-28	OCé PRINTING SYSTEMS GMBH	Verfahren und Vorrichtung zum Erfassen eines elektrischen Potentials sowie von elektrischen Ladungen ein einem Drucker oder Kopierer
EP1970770B1 (de) *	2007-03-15	2013-09-18	Konica Minolta Business Technologies, Inc.	Bilderzeugungsvorrichtung mit Mitteln zur Kalibrierung eines Tonerdichtedetektors
JP4586870B2 (ja) *	2008-03-14	2010-11-24	コニカミノルタビジネステクノロジーズ株式会社	画像形成装置
US8047976B2 (en) *	2009-11-05	2011-11-01	Pitney Bowes Inc.	Item handling system with tracking
US8655209B2 (en) *	2011-06-29	2014-02-18	Xerox Corporation	Correction of line width variation due to toner age
EP3162579B1 (de) *	2015-10-30	2018-05-09	OCE-Technologies B.V.	Verfahren zur genehmigung eines neuen druckmediums zur verwendung in einem drucksystem
JP2020140127A (ja)	2019-02-28	2020-09-03	キヤノン株式会社	電子写真装置の制御方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4277162A (en) *	1978-07-13	1981-07-07	Ricoh Company, Ltd.	Electrophotographic apparatus comprising density sensor means
JPS55159468A (en) *	1979-05-31	1980-12-11	Konishiroku Photo Ind Co Ltd	Toner concentration control method of developer in electrophotographic type recorder
JPS6083975A (ja) *	1983-10-14	1985-05-13	Ricoh Co Ltd	トナ−濃度制御装置
US4967211A (en) *	1988-06-14	1990-10-30	International Business Machines Corporation	Printing machine with toner density balance in solid areas and line strokes
JPH02235073A (ja) *	1989-03-09	1990-09-18	Ricoh Co Ltd	感光体寿命検知方法
US4999673A (en) *	1989-05-10	1991-03-12	Xerox Corporation	Process control by creating and sensing half-tone test patches
JPH02308186A (ja) *	1989-05-23	1990-12-21	Ricoh Co Ltd	画像形成装置
JPH04453A (ja) *	1990-04-18	1992-01-06	Ricoh Co Ltd	画像形成装置
JPH0833686B2 (ja) *	1990-07-30	1996-03-29	松下電器産業株式会社	画像濃度制御装置

1991
- 1991-10-04 JP JP3257406A patent/JP3030975B2/ja not_active Expired - Fee Related
1992
- 1992-09-30 EP EP92116776A patent/EP0535655B1/de not_active Expired - Lifetime
- 1992-09-30 DE DE69216744T patent/DE69216744T2/de not_active Expired - Fee Related
- 1992-10-02 US US07/956,953 patent/US5250988A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0535655A2 (de)	1993-04-07
EP0535655A3 (en)	1993-07-14
JP3030975B2 (ja)	2000-04-10
JPH05100532A (ja)	1993-04-23
EP0535655B1 (de)	1997-01-15
DE69216744T2 (de)	1997-07-31
US5250988A (en)	1993-10-05

Legal Events

Date	Code	Title	Description
1998-02-12	8364	No opposition during term of opposition
2007-07-26	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE69216744T2 (de)	1997-07-31	Elektrophotographisches Gerät mit Bildkontrollmitteln
DE69322468T2 (de)	1999-04-29	Bilderzeugungsgerät mit Toner-Sammelmechanismus
DE69219539D1 (de)	1997-06-12	Elektrofotografisches Bilderzeugungsgerät mit abnehmbarer Bilderzeugerkassette
DE69425824D1 (de)	2000-10-12	Bildprozessor mit kopierer
DE69530019D1 (de)	2003-04-24	Bildprojektionssystem mit Fernsteuervorrichtung
DE69331847T2 (de)	2002-10-10	Bildübertragungseinrichtung mit Ladungskontrolle
DE69226682T2 (de)	1999-02-04	Bilderzeugungsgerät mit Auflade-Element
DE69223443T2 (de)	1998-06-25	Druckersteuerungsvorrichtung
DE69210479D1 (de)	1996-06-13	Elektrophotographisches Bilderzeugungsgerät
DE69109567D1 (de)	1995-06-14	Elektrophotographisches Gerät mit anpassungsfähiger Steuerung.
DE69119978D1 (de)	1996-07-11	Kamera mit Filmvorschubsteuervorrichtung
DE69217588T2 (de)	1997-09-11	Bilderzeugungsgerät mit automatischer Toner-Entleerungsvorrichtung
DE69221064D1 (de)	1997-08-28	Elektrophotographisches, lichtempfindliches Element, elektrophotographische Geräteeinheit und Faksimile-Gerät mit demselben
DE69214050T2 (de)	1997-03-06	Bilderzeugungsgerät mit automatischer Toner-Entleerungsvorrichtung
DE69405097T2 (de)	1998-03-05	Bildaufnahmevorrichtung mit fernsteuerung
DE69312625D1 (de)	1997-09-04	Bilderzeugungsgerät mit Tonerbildübertragungsmitteln
DE69218655T2 (de)	1997-09-11	Bildfixiervorrichtung
DE69535150D1 (de)	2006-09-21	Bilderzeugungsgerät mit Tonernachfüllungsvorrichtung
DE69327363T2 (de)	2000-05-18	Elektrofotografische Bilderzeugungsvorrichtung mit Dichtensteuermechanismus
EP0523254A4 (en)	1993-05-05	Copying control device
DE69324419T2 (de)	1999-12-16	Bildübertragungsgerät mit Übertragungsfehlerkontrolle
DE69211957T2 (de)	1997-02-20	Elektrophotographisches Gerät
DE69217567T2 (de)	1997-06-26	Bildaufzeichnungssteuerungsgerät
DE69305702D1 (de)	1996-12-05	Bilderzeugungsgerät mit automatischer Druckfunktion
DE69231531T2 (de)	2001-03-15	Elektrophotographisches Gerät