JPS61213865A - 電子写真印刷機用の自動設定装置 - Google Patents

電子写真印刷機用の自動設定装置

Info

Publication number
JPS61213865A
JPS61213865A JP61059084A JP5908486A JPS61213865A JP S61213865 A JPS61213865 A JP S61213865A JP 61059084 A JP61059084 A JP 61059084A JP 5908486 A JP5908486 A JP 5908486A JP S61213865 A JPS61213865 A JP S61213865A
Authority
JP
Japan
Prior art keywords
patch
photoreceptor
scanning
test patch
illumination
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.)
Pending
Application number
JP61059084A
Other languages
English (en)
Japanese (ja)
Inventor
ジエイムズ　パトリツク　ラツセル
ラルフ　ゴードン　フオール
ウエイン　アレン　ブツチヤー
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 US06/713,530 external-priority patent/US4618248A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of JPS61213865A publication Critical patent/JPS61213865A/ja
Pending 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
    • G03G15/5033—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
JP61059084A 1985-03-18 1986-03-17 電子写真印刷機用の自動設定装置 Pending JPS61213865A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US71337185A 1985-03-18 1985-03-18
US713530 1985-03-18
US06/713,530 US4618248A (en) 1985-03-18 1985-03-18 Test patch generation utilizing system scan optics
US713371 1985-03-18

Publications (1)

Publication Number Publication Date
JPS61213865A true JPS61213865A (ja) 1986-09-22

Family

ID=27108989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61059084A Pending JPS61213865A (ja) 1985-03-18 1986-03-17 電子写真印刷機用の自動設定装置

Country Status (3)

Country Link
EP (1) EP0195655B1 (fr)
JP (1) JPS61213865A (fr)
DE (1) DE3679095D1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63223763A (ja) * 1987-03-13 1988-09-19 Minolta Camera Co Ltd 複写機
JPH02296266A (ja) * 1989-05-10 1990-12-06 Canon Inc 画像形成装置
JPH05224498A (ja) * 1991-09-05 1993-09-03 Xerox Corp 現像されたテストパッチのｉｒｄ読み取り値を調節するためのトナーテストパッチのｅｓｖ読み取り

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2862545B2 (ja) * 1988-10-31 1999-03-03 株式会社東芝 画像形成装置
US5138378A (en) * 1991-09-05 1992-08-11 Xerox Corporation Electrostatic target recalculation in a xerographic imaging apparatus
JPH06102735A (ja) * 1992-09-24 1994-04-15 Toshiba Corp 画像形成装置
US5351107A (en) * 1992-09-24 1994-09-27 Kabushiki Kaisha Toshiba Image forming apparatus and method having image density correcting function
EP0599294B1 (fr) * 1992-11-27 1998-07-08 Sharp Kabushiki Kaisha Dispositif de formation d'image
US5699091A (en) * 1994-12-22 1997-12-16 Hewlett-Packard Company Replaceable part with integral memory for usage, calibration and other data
US5491540A (en) * 1994-12-22 1996-02-13 Hewlett-Packard Company Replacement part with integral memory for usage and calibration data
US6201936B1 (en) * 1999-12-03 2001-03-13 Xerox Corporation Method and apparatus for adaptive black solid area estimation in a xerographic apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5589859A (en) * 1978-12-28 1980-07-07 Canon Inc Method and apparatus for forming stable image
JPS56156842A (en) * 1980-04-07 1981-12-03 Xerox Corp Method and device for controlling closed loop of copying machine
JPS56161554A (en) * 1980-05-19 1981-12-11 Fuji Xerox Co Ltd Control device for electronic copying machine
JPS5749955A (en) * 1980-09-11 1982-03-24 Canon Inc Electrophotographic device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040024B2 (ja) * 1976-09-17 1985-09-09 キヤノン株式会社 静電潜像安定化方法
DE2857218C3 (de) * 1977-02-23 1989-08-10 Ricoh Co., Ltd., Tokio/Tokyo Verfahren zum Konstanthalten optimaler Bedingungen bei der elektrografischen Vervielfältigung
JPS57204061A (en) * 1981-06-11 1982-12-14 Canon Inc Picture recording controller
JPS58139158A (ja) * 1982-02-12 1983-08-18 Ricoh Co Ltd 記録濃度制御方法
JPS5987465A (ja) * 1982-11-11 1984-05-21 Ricoh Co Ltd 記録濃度制御方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5589859A (en) * 1978-12-28 1980-07-07 Canon Inc Method and apparatus for forming stable image
JPS56156842A (en) * 1980-04-07 1981-12-03 Xerox Corp Method and device for controlling closed loop of copying machine
JPS56161554A (en) * 1980-05-19 1981-12-11 Fuji Xerox Co Ltd Control device for electronic copying machine
JPS5749955A (en) * 1980-09-11 1982-03-24 Canon Inc Electrophotographic device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63223763A (ja) * 1987-03-13 1988-09-19 Minolta Camera Co Ltd 複写機
JPH02296266A (ja) * 1989-05-10 1990-12-06 Canon Inc 画像形成装置
JPH05224498A (ja) * 1991-09-05 1993-09-03 Xerox Corp 現像されたテストパッチのｉｒｄ読み取り値を調節するためのトナーテストパッチのｅｓｖ読み取り

Also Published As

Publication number Publication date
EP0195655B1 (fr) 1991-05-08
EP0195655A2 (fr) 1986-09-24
EP0195655A3 (en) 1987-04-01
DE3679095D1 (de) 1991-06-13

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