DE69119054D1 - Korrektur der ionographischen Gleichmässigkeit in situ - Google Patents

Korrektur der ionographischen Gleichmässigkeit in situ

Info

Publication number
DE69119054D1
DE69119054D1 DE69119054T DE69119054T DE69119054D1 DE 69119054 D1 DE69119054 D1 DE 69119054D1 DE 69119054 T DE69119054 T DE 69119054T DE 69119054 T DE69119054 T DE 69119054T DE 69119054 D1 DE69119054 D1 DE 69119054D1
Authority
DE
Germany
Prior art keywords
ionographic
evenness
situ
correction
ionographic evenness
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 - Lifetime
Application number
DE69119054T
Other languages
English (en)
Other versions
DE69119054T2 (de
Inventor
Richard G Stearns
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
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69119054D1 publication Critical patent/DE69119054D1/de
Publication of DE69119054T2 publication Critical patent/DE69119054T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/385—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material
    • B41J2/41—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing
    • B41J2/415—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing by passing charged particles through a hole or a slit
    • 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
    • G03G15/321—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 charge transfer onto the recording material in accordance with the image
    • G03G15/323—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 charge transfer onto the recording material in accordance with the image by modulating charged particles through holes or a slit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Electrophotography Using Other Than Carlson'S Method (AREA)
  • Dot-Matrix Printers And Others (AREA)
DE69119054T 1990-12-31 1991-12-23 Korrektur der ionographischen Gleichmässigkeit in situ Expired - Lifetime DE69119054T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/636,326 US5087933A (en) 1990-12-31 1990-12-31 In situ inonographic uniformity correction

Publications (2)

Publication Number Publication Date
DE69119054D1 true DE69119054D1 (de) 1996-05-30
DE69119054T2 DE69119054T2 (de) 1996-11-21

Family

ID=24551407

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119054T Expired - Lifetime DE69119054T2 (de) 1990-12-31 1991-12-23 Korrektur der ionographischen Gleichmässigkeit in situ

Country Status (4)

Country Link
US (1) US5087933A (de)
EP (1) EP0493952B1 (de)
JP (1) JPH04303667A (de)
DE (1) DE69119054T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270729A (en) * 1991-06-21 1993-12-14 Xerox Corporation Ionographic beam positioning and crosstalk correction using grey levels
US5225856A (en) * 1991-12-23 1993-07-06 Xerox Corporation Method and apparatus for correction of blooming artifacts in ionographic devices
DE69216394T2 (de) * 1992-07-17 1997-07-10 Xerox Corp Ionographische Bilderzeugung
US7154110B2 (en) * 2004-09-30 2006-12-26 Xerox Corporation Systems and methods for improving calibration of a linear array sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4644373A (en) * 1985-12-09 1987-02-17 Xerox Corporation Fluid assisted ion projection printing head
US4819013A (en) * 1986-10-23 1989-04-04 Dennison Manufacturing Company Ion generation compensation
US4823284A (en) * 1987-11-16 1989-04-18 Xerox Corporation High speed VLSI based serial to multiplexed data translator
JPH02134251A (ja) * 1988-11-15 1990-05-23 Fuji Xerox Co Ltd イオン流制御記録装置
JPH02141251A (ja) * 1988-11-22 1990-05-30 Fuji Xerox Co Ltd イオン流制御記録装置
US5138348A (en) * 1988-12-23 1992-08-11 Kabushiki Kaisha Toshiba Apparatus for generating ions using low signal voltage and apparatus for ion recording using low signal voltage
US4972212A (en) * 1989-06-22 1990-11-20 Xerox Corporation Method and apparatus for controlling ion trajectory perturbations in ionographic devices
US4973994A (en) * 1989-10-30 1990-11-27 Xerox Corporation Method and apparatus for controlling ion trajectory perturbations in ionographic devices

Also Published As

Publication number Publication date
EP0493952A2 (de) 1992-07-08
EP0493952B1 (de) 1996-04-24
EP0493952A3 (en) 1993-03-31
JPH04303667A (ja) 1992-10-27
DE69119054T2 (de) 1996-11-21
US5087933A (en) 1992-02-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition