DE69114041D1 - Bildleseverfahren und -gerät. - Google Patents

Bildleseverfahren und -gerät.

Info

Publication number
DE69114041D1
DE69114041D1 DE69114041T DE69114041T DE69114041D1 DE 69114041 D1 DE69114041 D1 DE 69114041D1 DE 69114041 T DE69114041 T DE 69114041T DE 69114041 T DE69114041 T DE 69114041T DE 69114041 D1 DE69114041 D1 DE 69114041D1
Authority
DE
Germany
Prior art keywords
image reading
reading method
image
reading
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
DE69114041T
Other languages
English (en)
Other versions
DE69114041T2 (de
Inventor
Takashi Sakamoto
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing 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.)
Filing date
Publication date
Application filed by Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Application granted granted Critical
Publication of DE69114041D1 publication Critical patent/DE69114041D1/de
Publication of DE69114041T2 publication Critical patent/DE69114041T2/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
    • H04N1/04—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
    • H04N1/053—Detection, control or error compensation of scanning velocity or position in main scanning direction, e.g. synchronisation of line start or picture elements in a line
    • 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
    • H04N1/19—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 multi-element arrays
    • H04N1/191—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 multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • 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
    • H04N1/10—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 flat picture-bearing surfaces
    • H04N1/1008—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 flat picture-bearing surfaces with sub-scanning by translatory movement of the picture-bearing 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
    • H04N2201/024—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
    • H04N2201/02443—Positioning method using adhesive
    • 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
    • H04N2201/04703—Detection of scanning velocity or position using the scanning elements as detectors, e.g. by performing a prescan
    • 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
    • H04N2201/0472—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on or adjacent the sheet support
    • 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
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
    • H04N2201/04787—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by changing or controlling the addresses or values of pixels, e.g. in an array, in a memory, by interpolation
    • 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
    • H04N2201/04793—Control or error compensation of scanning position or velocity using stored control or compensation data, e.g. previously measured data
    • 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
    • H04N2201/04798—Varying the main-scan control during the main-scan, e.g. facet tracking

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Processing Of Color Television Signals (AREA)
DE69114041T 1990-04-18 1991-04-18 Bildleseverfahren und -gerät. Expired - Lifetime DE69114041T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2104240A JPH0648844B2 (ja) 1990-04-18 1990-04-18 画像読取装置

Publications (2)

Publication Number Publication Date
DE69114041D1 true DE69114041D1 (de) 1995-11-30
DE69114041T2 DE69114041T2 (de) 1996-03-28

Family

ID=14375436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69114041T Expired - Lifetime DE69114041T2 (de) 1990-04-18 1991-04-18 Bildleseverfahren und -gerät.

Country Status (4)

Country Link
US (1) US5138144A (de)
EP (1) EP0452933B1 (de)
JP (1) JPH0648844B2 (de)
DE (1) DE69114041T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03158066A (ja) * 1989-11-15 1991-07-08 Fujitsu Ltd 原稿読取位置調整方法
US5506623A (en) * 1991-12-19 1996-04-09 Sony Corporation Data compression methods and systems with quantization distortion measurement means
JP3241778B2 (ja) * 1991-12-24 2001-12-25 ソニー株式会社 符号化装置
US6122078A (en) * 1995-08-24 2000-09-19 Vexcel Imaging Gmbh Self calibrating scanner with single or multiple detector arrays and single or multiple optical systems
US5719404A (en) * 1996-04-09 1998-02-17 Must Systems, Inc. Method and apparatus for calibrating the horizontal starting point of a document on a flatbed scanner
FI103306B (fi) 1997-03-17 1999-05-31 Nokia Telecommunications Oy Osoitteen muodostusmenetelmä ja järjestely
US6813573B2 (en) * 2001-05-03 2004-11-02 Hewlett-Packard Development Company, L.P. Apparatus and method for calibration of scan position for a peripheral device with document feeder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5963870A (ja) * 1982-10-02 1984-04-11 Dainippon Screen Mfg Co Ltd 画像走査記録装置
US4518898A (en) * 1983-02-22 1985-05-21 Image Graphics, Incorporated Method and apparatus for correcting image distortions
JPS60120473A (ja) * 1983-12-02 1985-06-27 Hitachi Ltd 衛星画像補正処理方法
JP2606185B2 (ja) * 1985-06-17 1997-04-30 ソニー株式会社 固体撮像素子のレジストレーション測定方法
US4757389A (en) * 1987-06-15 1988-07-12 Xerox Corporation Calibration improvement with dither for a raster input scanner
US5033102A (en) * 1988-01-29 1991-07-16 Minolta Camera Kabushiki Kaisha Image reading apparatus capable of reading desired image areas

Also Published As

Publication number Publication date
EP0452933A3 (en) 1992-08-26
DE69114041T2 (de) 1996-03-28
EP0452933A2 (de) 1991-10-23
EP0452933B1 (de) 1995-10-25
US5138144A (en) 1992-08-11
JPH0648844B2 (ja) 1994-06-22
JPH042262A (ja) 1992-01-07

Similar Documents

Publication Publication Date Title
DE68918157D1 (de) Bildverarbeitungsverfahren und -vorrichtung.
DE69131259T2 (de) Bildkodierungsmethode und -gerät
DE69132002T2 (de) Bildverarbeitungsgerät und -Verfahren
DE69131809T2 (de) Bildverarbeitungsverfahren und -gerät
DE69128188D1 (de) Bildverarbeitungsverfahren und -gerät
DE69118011T2 (de) Bildaufzeichnungs- und Aufnahmegerät
DE69131838D1 (de) Bildverarbeitungsverfahren und -vorrichtung
DE69120304D1 (de) Bildlesevorrichtung
DE69122639D1 (de) Bildverarbeitungsverfahren und -vorrichtung
DE69525115D1 (de) Bildlesevorrichtung und -verfahren
DE69126467D1 (de) Bildverarbeitungsverfahren und -gerät
DE69114891D1 (de) Bildlesevorrichtung.
DE69020937D1 (de) Abbildungsverfahren und -vorrichtung.
DE69130025D1 (de) Bildverarbeitungsverfahren und -gerät
DE69509696D1 (de) Bildleseverfahren und -vorrichtung
DE69117629D1 (de) Bildänderungsverfahren und -gerät
DE69128054T2 (de) Bilddatenverarbeitungsverfahren und -gerät
DE69114041D1 (de) Bildleseverfahren und -gerät.
DE69022443T2 (de) Bildlesevorrichtung.
DE69107525D1 (de) Bilderzeugungsgerät und -verfahren.
DE69123067D1 (de) Bildverarbeitungsvorrichtung und -verfahren
DE3751197D1 (de) Bildaufzeichnungsverfahren und -gerät.
DE69132019T2 (de) Bilderkennungsgerät und -methode
DE69118328D1 (de) Bildverarbeitungsverfahren und -gerät

Legal Events

Date Code Title Description
8364 No opposition during term of opposition