DE69314776T2 - Kodierungssystem für ein Abbildungsband eines Laserabtasters im elektrostatisch-grapischen Drucken - Google Patents

Kodierungssystem für ein Abbildungsband eines Laserabtasters im elektrostatisch-grapischen Drucken

Info

Publication number
DE69314776T2
DE69314776T2 DE69314776T DE69314776T DE69314776T2 DE 69314776 T2 DE69314776 T2 DE 69314776T2 DE 69314776 T DE69314776 T DE 69314776T DE 69314776 T DE69314776 T DE 69314776T DE 69314776 T2 DE69314776 T2 DE 69314776T2
Authority
DE
Germany
Prior art keywords
electrostatic
laser scanner
coding system
graphic printing
imaging tape
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 - Fee Related
Application number
DE69314776T
Other languages
English (en)
Other versions
DE69314776D1 (de
Inventor
Phillip R Luque
Paul L Jeran
Wayne E Foote
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69314776D1 publication Critical patent/DE69314776D1/de
Application granted granted Critical
Publication of DE69314776T2 publication Critical patent/DE69314776T2/de
Anticipated expiration legal-status Critical
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
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • G03G15/754—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to band, e.g. tensioning
    • G03G15/755—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to band, e.g. tensioning for maintaining the lateral alignment of the band
    • 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
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
    • B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/047—Detection, control or error compensation of scanning velocity or position
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H04N1/1135—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors for the main-scan only
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02406—Arrangements for positioning elements within a head
    • H04N2201/02416—Rotational positioning, i.e. with respect to an axis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02406—Arrangements for positioning elements within a head
    • H04N2201/02425—Self-adjusting arrangements, e.g. compensating for temperature fluctuations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02406—Arrangements for positioning elements within a head
    • H04N2201/02439—Positioning method
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/0471—Detection of scanning velocity or position using dedicated detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04715—Detection of scanning velocity or position by detecting marks or the like, e.g. slits
    • H04N2201/04722—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a photoconductive drum or belt
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04729—Detection of scanning velocity or position in the main-scan direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04731—Detection of scanning velocity or position in the sub-scan direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04732—Detecting at infrequent intervals, e.g. once or twice per line for main-scan control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04734—Detecting at frequent intervals, e.g. once per line for sub-scan control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04749—Detecting position relative to a gradient, e.g. using triangular-shaped masks, marks or gratings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04755—Control or error compensation of scanning position or velocity by controlling the position or movement of a scanning element or carriage, e.g. of a polygonal mirror, of a drive motor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04756—Control or error compensation of scanning position or velocity by controlling the position or movement of the sheet, the sheet support or the photoconductive surface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04789—Control or error compensation of scanning position or velocity in the main-scan direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04791—Control or error compensation of scanning position or velocity in the sub-scan direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line
DE69314776T 1993-04-07 1993-11-23 Kodierungssystem für ein Abbildungsband eines Laserabtasters im elektrostatisch-grapischen Drucken Expired - Fee Related DE69314776T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4412193A 1993-04-07 1993-04-07

Publications (2)

Publication Number Publication Date
DE69314776D1 DE69314776D1 (de) 1997-11-27
DE69314776T2 true DE69314776T2 (de) 1998-04-09

Family

ID=21930632

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69314776T Expired - Fee Related DE69314776T2 (de) 1993-04-07 1993-11-23 Kodierungssystem für ein Abbildungsband eines Laserabtasters im elektrostatisch-grapischen Drucken

Country Status (3)

Country Link
EP (1) EP0619528B1 (de)
JP (2) JP3437869B2 (de)
DE (1) DE69314776T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001510581A (ja) * 1995-11-17 2001-07-31 イメイション・コーポレイション 光導電ベルト上の色分解画像を重ね合わせる装置
WO1997019550A1 (en) * 1995-11-17 1997-05-29 Imation Corp. System for registration of color separation images on a photoconductor belt
US6721528B1 (en) 1999-08-10 2004-04-13 OCé PRINTING SYSTEMS GMBH Method and controlling means for regulating the position of a band-shaped image carrier in an electrographic apparatus
JP2008158110A (ja) * 2006-12-21 2008-07-10 Ricoh Co Ltd 位置検出装置、回転体検出制御装置、回転体走行装置および画像形成装置
JP5009639B2 (ja) * 2007-02-09 2012-08-22 株式会社リコー レーザ書換システム

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818640A (ja) * 1981-07-28 1983-02-03 Ricoh Co Ltd エンドレスベルト状記録体の移動検知方法
JPS6157947A (ja) * 1984-08-29 1986-03-25 Ricoh Co Ltd ベルト状感光体
JPH01112266A (ja) * 1987-10-27 1989-04-28 Ricoh Co Ltd 画像形成装置
JPH03177243A (ja) * 1989-12-05 1991-08-01 Ricoh Co Ltd ベルト制御方法
JPH03177221A (ja) * 1989-12-06 1991-08-01 Ricoh Co Ltd ベルト寄り止め制御方法
EP0437204B1 (de) * 1990-01-11 1994-09-14 Canon Kabushiki Kaisha Regelung für die seitliche Verschiebung eines Endlosbandes und Fixiergerät mit solcher Regelung
JPH0416979A (ja) * 1990-05-11 1992-01-21 Konica Corp 光書込み装置
JPH0463389A (ja) * 1990-07-03 1992-02-28 Ricoh Co Ltd ベルト寄り止め制御方法
JPH04122974A (ja) * 1990-09-13 1992-04-23 Sharp Corp ベルト状の記録媒体を備えた複写装置
JP3033183B2 (ja) * 1990-11-15 2000-04-17 松下電器産業株式会社 画像記録装置
US5208796A (en) * 1991-01-03 1993-05-04 Xerox Corporation Method and apparatus for transverse image registration on photoreceptive belts
JPH04303859A (ja) * 1991-04-01 1992-10-27 Konica Corp カラー画像形成装置
JPH04321066A (ja) * 1991-04-22 1992-11-11 Konica Corp カラー画像形成装置
JPH04335665A (ja) * 1991-05-13 1992-11-24 Konica Corp カラー画像形成装置

Also Published As

Publication number Publication date
DE69314776D1 (de) 1997-11-27
EP0619528B1 (de) 1997-10-22
JP2003246095A (ja) 2003-09-02
JPH07323601A (ja) 1995-12-12
EP0619528A1 (de) 1994-10-12
JP3437869B2 (ja) 2003-08-18

Similar Documents

Publication Publication Date Title
EP0701225A3 (de) Anlage zur Umschreibung von Wandtafelbildern mittels eines kamerabasierten Abtasters
AU1080392A (en) Film cartridge bar code scanner and controller for a digital imaging system
IL98249A0 (en) Method and apparatus for coding an image
EP0588653A3 (en) Image data coding and restoring method and apparatus for coding and restoring the same
EP0628806A3 (de) Bildvermessungssystem und Verfahren hierzu.
DE69628800D1 (de) Bildverarbeitungsverfahren und -system für einen mehrfarbigen Drucker
FI951317A0 (fi) Laite ja menetelmä data- ja telekopiopalvelujen tarjoamiseksi RT-viestintäjärjestelmässä
DE69305216D1 (de) Kompensationsverfahren für Bildpunktpositionierung in einem Tintenstrahldrucker
DE69312171D1 (de) Nichtmagnetisches Einzelkomponenten Entwicklungssystem für Graustufenbilder
EP0649068A3 (de) Verfahren und Vorrichtung zur Ausrichtung mehrerer Bilder in einem xerographischen System.
DE19681594T1 (de) Auflösungsverbesserung für eine Zwei-Kopf-Gammakamera
DE69625782D1 (de) Bildinformationsdrucksystem und -druckverfahren
GR3021573T3 (en) Encoding method for anti-collision system for maritime navigation
DE69133175D1 (de) Ein Bilddaten-Bearbeitungssystem
GR870292B (en) System and method for encoding information onto a optical beam
DE69213046T2 (de) System mit bevorzugter Aufzeichnung für ein Faksimilegerät
DE69408102T2 (de) Überdeckter Speicherträger für ein Strahlungsbild sowie Verfahren zur Herstellung eines Speicherträgers für ein Strahlungsbild
DE69314776D1 (de) Kodierungssystem für ein Abbildungsband eines Laserabtasters im elektrostatisch-grapischen Drucken
DE69124529D1 (de) Verfahren zur transformierung eines ditherbildes
EP0675460A3 (de) Verfahren und Vorrichtung zur Kodierung von einem Bild ohne Informationsverlust.
KR950701094A (ko) 전자사진 프린터 및 전자사진 프린트 방법(electrophotographic printer and electrophotographic printing method)
EP0644446A3 (de) Verbessertes optisches System zur Verwendung in einem Drucker und Verfahren.
DE69210963T2 (de) Verfahren zur Bildkodierung eines Videosignals
AU1211795A (en) System for marking printed data on x-ray film
GB2306844B (en) System and method for scanning images contained on a strip of photosensitive film

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee