GB2179462B - Image density adjustment - Google Patents

Image density adjustment

Info

Publication number
GB2179462B
GB2179462B GB08624256A GB8624256A GB2179462B GB 2179462 B GB2179462 B GB 2179462B GB 08624256 A GB08624256 A GB 08624256A GB 8624256 A GB8624256 A GB 8624256A GB 2179462 B GB2179462 B GB 2179462B
Authority
GB
United Kingdom
Prior art keywords
image density
density adjustment
adjustment
image
density
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
Application number
GB08624256A
Other versions
GB2179462A (en
GB8624256D0 (en
Inventor
Masato Ishida
Makoto Miura
Kazuki Miyamoto
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
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 JP22059583A external-priority patent/JPS60113218A/en
Priority claimed from JP58220588A external-priority patent/JPS60113216A/en
Priority claimed from JP58222911A external-priority patent/JPS60114883A/en
Priority claimed from JP58222912A external-priority patent/JPS60114889A/en
Priority claimed from JP58222918A external-priority patent/JPH0656516B2/en
Priority claimed from JP58222915A external-priority patent/JPS60114846A/en
Priority claimed from JP58222913A external-priority patent/JPS60114886A/en
Priority claimed from JP58222917A external-priority patent/JPS60114884A/en
Priority claimed from JP58222914A external-priority patent/JPS60114881A/en
Priority claimed from JP22291683A external-priority patent/JPS60114847A/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB8624256D0 publication Critical patent/GB8624256D0/en
Publication of GB2179462A publication Critical patent/GB2179462A/en
Application granted granted Critical
Publication of GB2179462B publication Critical patent/GB2179462B/en
Expired 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
    • G03G15/5025—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 original characteristics, e.g. contrast, density
    • 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
    • G03G15/041—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 variable magnification
    • 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
    • G03G15/5016—User-machine interface; Display panels; Control console

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
GB08624256A 1983-11-25 1986-10-09 Image density adjustment Expired GB2179462B (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP22059583A JPS60113218A (en) 1983-11-25 1983-11-25 Image recording device
JP58220588A JPS60113216A (en) 1983-11-25 1983-11-25 Image processor
JP58222917A JPS60114884A (en) 1983-11-26 1983-11-26 Picture processing device
JP58222914A JPS60114881A (en) 1983-11-26 1983-11-26 Picture processing device
JP22291683A JPS60114847A (en) 1983-11-26 1983-11-26 Picture processor
JP58222912A JPS60114889A (en) 1983-11-26 1983-11-26 Picture processing device
JP58222913A JPS60114886A (en) 1983-11-26 1983-11-26 Picture processing device
JP58222911A JPS60114883A (en) 1983-11-26 1983-11-26 Picture processing device
JP58222915A JPS60114846A (en) 1983-11-26 1983-11-26 Picture processor
JP58222918A JPH0656516B2 (en) 1983-11-26 1983-11-26 Image processing device

Publications (3)

Publication Number Publication Date
GB8624256D0 GB8624256D0 (en) 1986-11-12
GB2179462A GB2179462A (en) 1987-03-04
GB2179462B true GB2179462B (en) 1988-05-11

Family

ID=27580416

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08429787A Expired GB2152222B (en) 1983-11-25 1984-11-26 Image processing apparatus
GB08624256A Expired GB2179462B (en) 1983-11-25 1986-10-09 Image density adjustment

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB08429787A Expired GB2152222B (en) 1983-11-25 1984-11-26 Image processing apparatus

Country Status (2)

Country Link
DE (1) DE3443043A1 (en)
GB (2) GB2152222B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3706432C2 (en) * 1986-02-28 1996-04-25 Konishiroku Photo Ind Copier with number of sheets / magnification display
US5138384A (en) * 1986-05-15 1992-08-11 Sanyo Electric Co., Ltd. Electrophotographic copying machine having editorial function
US4821070A (en) * 1986-11-29 1989-04-11 Mita Industrial Co., Ltd. Display for image forming apparatus
DE68925022T2 (en) * 1988-09-27 1996-06-13 Canon Kk Recorder.
US5140349A (en) * 1988-09-27 1992-08-18 Canon Kabushiki Kaisha Recording apparatus
JPH04149574A (en) * 1990-10-13 1992-05-22 Mita Ind Co Ltd Image forming device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1525218A (en) * 1976-09-07 1978-09-20 Ibm Electrophotographic copying machine
GB1598121A (en) * 1977-03-18 1981-09-16 Ricoh Kk Sheet processing apparatus
US4370052A (en) 1979-04-19 1983-01-25 Canon Kabushiki Kaisha Copying apparatus with detachable sorter
JPS57204564A (en) * 1981-06-12 1982-12-15 Ricoh Co Ltd Registration correcting method of copying machine
JPS5870250A (en) 1981-10-22 1983-04-26 Canon Inc Copying machine

Also Published As

Publication number Publication date
GB2152222B (en) 1988-05-11
GB2152222A (en) 1985-07-31
GB2179462A (en) 1987-03-04
DE3443043C2 (en) 1993-07-29
GB8624256D0 (en) 1986-11-12
DE3443043A1 (en) 1985-07-11
GB8429787D0 (en) 1985-01-03

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20041125