DE68918212D1 - Bildleser. - Google Patents

Bildleser.

Info

Publication number
DE68918212D1
DE68918212D1 DE68918212T DE68918212T DE68918212D1 DE 68918212 D1 DE68918212 D1 DE 68918212D1 DE 68918212 T DE68918212 T DE 68918212T DE 68918212 T DE68918212 T DE 68918212T DE 68918212 D1 DE68918212 D1 DE 68918212D1
Authority
DE
Germany
Prior art keywords
image reader
reader
image
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
DE68918212T
Other languages
English (en)
Other versions
DE68918212T2 (de
Inventor
Yukitoshi Takeuchi
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 JP63258556A external-priority patent/JP3015035B2/ja
Priority claimed from JP1019547A external-priority patent/JPH02202167A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE68918212D1 publication Critical patent/DE68918212D1/de
Application granted granted Critical
Publication of DE68918212T2 publication Critical patent/DE68918212T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
    • 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
    • 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
    • H04N1/0473—Detection, control or error compensation of scanning velocity or position in subscanning direction, e.g. picture start or line-to-line synchronisation
    • 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
    • H04N1/1013—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 at least a part of the main-scanning components
    • 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
    • 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
    • H04N2201/04748—Detection of scanning velocity or position by detecting synchronisation signals or driving signals, e.g. page sync
    • 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
DE68918212T 1988-10-14 1989-10-13 Bildleser. Expired - Fee Related DE68918212T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63258556A JP3015035B2 (ja) 1988-10-14 1988-10-14 画像読み取り装置
JP1019547A JPH02202167A (ja) 1989-01-31 1989-01-31 画像露光装置

Publications (2)

Publication Number Publication Date
DE68918212D1 true DE68918212D1 (de) 1994-10-20
DE68918212T2 DE68918212T2 (de) 1995-01-26

Family

ID=26356390

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918212T Expired - Fee Related DE68918212T2 (de) 1988-10-14 1989-10-13 Bildleser.

Country Status (3)

Country Link
US (1) US5164845A (de)
EP (1) EP0363983B1 (de)
DE (1) DE68918212T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239393A (en) * 1988-10-14 1993-08-24 Canon Kabushiki Kaisha Image reading apparatus
US5341225A (en) * 1991-05-14 1994-08-23 Hewlett-Packard Company Image scanning system and method with improved repositioning
TW376491B (en) * 1991-06-22 1999-12-11 Fuji Xerox Co Ltd Image processing system with a buffer memory
JP3183698B2 (ja) * 1992-02-28 2001-07-09 株式会社リコー 画像読取装置
JPH09153987A (ja) * 1995-11-29 1997-06-10 Murata Mach Ltd 平板投影型走査読取装置
JP3428821B2 (ja) 1996-06-17 2003-07-22 キヤノン株式会社 画像読取装置
JP3563938B2 (ja) 1997-09-29 2004-09-08 キヤノン株式会社 画像読取装置及びその制御方法
TW385605B (en) * 1998-05-20 2000-03-21 Mustek Systems Inc A method applied to image scanning device for gaining vertical amplification errors
TW474097B (en) * 2000-04-26 2002-01-21 Umax Data Systems Inc Method for reducing discontinuity in scanning
JP3957988B2 (ja) * 2000-05-22 2007-08-15 キヤノン株式会社 撮像装置の制御方法
US7349132B2 (en) * 2003-01-30 2008-03-25 Kabushiki Kaisha Toshiba Image reading apparatus
US7770439B2 (en) * 2006-10-17 2010-08-10 Veeco Instruments Inc. Method and apparatus of scanning a sample using a scanning probe microscope
US7843611B2 (en) 2007-07-18 2010-11-30 Kuwait University High speed flatbed scanner comprising digital image-capture module with two-dimensional optical image photo-sensor or digital camera

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5341920A (en) * 1976-09-29 1978-04-15 Ricoh Co Ltd Telautograph information reading device
JPS53146522A (en) * 1977-05-16 1978-12-20 Ricoh Co Ltd Telautogram information extracting system
JPS58170169A (ja) * 1982-03-30 1983-10-06 Toshiba Corp 画像転送制御方式
JP2501550B2 (ja) * 1983-10-06 1996-05-29 キヤノン株式会社 画像読取装置
US4712139A (en) * 1983-10-28 1987-12-08 Canon Kabushiki Kaisha Image communication apparatus
JPS60103769A (ja) * 1983-11-10 1985-06-08 Canon Inc 原稿読取方法
US4992888A (en) * 1985-10-18 1991-02-12 Canon Kabushiki Kaisha Image reading apparatus using a motor and controlling driving pulses supplied to the motor
JPS6370658A (ja) * 1986-09-12 1988-03-30 Canon Inc 画像読取装置
EP0260892B1 (de) * 1986-09-16 1993-02-03 Matsushita Electric Industrial Co., Ltd. Kopierer mit positionskontrollierbarer Subabtasteinrichtung
JPS63190595A (ja) * 1987-01-30 1988-08-08 Canon Inc ステツプモ−タの駆動回路
JPS63233663A (ja) * 1987-03-20 1988-09-29 Toshiba Corp 読取装置
JPS63245577A (ja) * 1987-03-31 1988-10-12 Fujitsu Ltd 画像入力方式
JP2693483B2 (ja) * 1988-05-17 1997-12-24 キヤノン株式会社 シート搬送装置及びその装置を備えたフアクシミリ装置

Also Published As

Publication number Publication date
EP0363983B1 (de) 1994-09-14
EP0363983A3 (en) 1990-12-12
EP0363983A2 (de) 1990-04-18
US5164845A (en) 1992-11-17
DE68918212T2 (de) 1995-01-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee