DE3853492T2 - Vorrichtung zur Detektion der Position eines Dokumentbogens für ein Abbildungsgerät. - Google Patents

Vorrichtung zur Detektion der Position eines Dokumentbogens für ein Abbildungsgerät.

Info

Publication number
DE3853492T2
DE3853492T2 DE3853492T DE3853492T DE3853492T2 DE 3853492 T2 DE3853492 T2 DE 3853492T2 DE 3853492 T DE3853492 T DE 3853492T DE 3853492 T DE3853492 T DE 3853492T DE 3853492 T2 DE3853492 T2 DE 3853492T2
Authority
DE
Germany
Prior art keywords
detecting
document sheet
imaging device
imaging
document
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
DE3853492T
Other languages
English (en)
Other versions
DE3853492D1 (de
Inventor
Kouichi Kamon
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of DE3853492D1 publication Critical patent/DE3853492D1/de
Publication of DE3853492T2 publication Critical patent/DE3853492T2/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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00702—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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00708—Size or dimensions
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/0075—Detecting a change in reflectivity
    • H04N1/00753—Detecting a change in reflectivity of a sheet relative to a particular backgroud
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00763—Action taken as a result of detection
    • H04N1/00766—Storing data
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00763—Action taken as a result of detection
    • H04N1/00774—Adjusting or controlling
    • H04N1/00779—Adjusting settings, e.g. mode, feeding rate or type of paper
    • 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/333—Mode signalling or mode changing; Handshaking therefor
    • H04N1/33307—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only
    • H04N1/33315—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only reading or reproducing mode only, e.g. sheet size, resolution
    • 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
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
    • 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
DE3853492T 1987-05-13 1988-05-13 Vorrichtung zur Detektion der Position eines Dokumentbogens für ein Abbildungsgerät. Expired - Fee Related DE3853492T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62114465A JP2502591B2 (ja) 1987-05-13 1987-05-13 原稿位置検出装置

Publications (2)

Publication Number Publication Date
DE3853492D1 DE3853492D1 (de) 1995-05-11
DE3853492T2 true DE3853492T2 (de) 1995-08-31

Family

ID=14638416

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853492T Expired - Fee Related DE3853492T2 (de) 1987-05-13 1988-05-13 Vorrichtung zur Detektion der Position eines Dokumentbogens für ein Abbildungsgerät.

Country Status (4)

Country Link
US (1) US4875104A (de)
EP (1) EP0291077B1 (de)
JP (1) JP2502591B2 (de)
DE (1) DE3853492T2 (de)

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US5221974A (en) * 1989-09-29 1993-06-22 Mita Industrial Co., Ltd. Image reader using two frames each driven by a different motor for adjustment of focus
JP3313399B2 (ja) * 1991-09-20 2002-08-12 株式会社リコー 画像処理装置
JP3193424B2 (ja) * 1991-11-11 2001-07-30 キヤノン株式会社 画像処理システム
JP2944341B2 (ja) * 1992-12-15 1999-09-06 日本電気株式会社 原稿検出装置および画像読み取り装置
ES2150985T3 (es) * 1993-02-26 2000-12-16 E Y Lab Inc Procedimiento y sistema de analisis optico de muestras.
US5585937A (en) * 1993-04-21 1996-12-17 Mitsubishi Denki Kabushiki Kaisha Image reading device for percisely moving optical components to provide relatively reduced and magnified images
US5818976A (en) * 1993-10-25 1998-10-06 Visioneer, Inc. Method and apparatus for document skew and size/shape detection
WO1995013678A1 (de) * 1993-11-12 1995-05-18 Siemens Nixdorf Informationssysteme Ag Vorrichtung und verfahren zur exakten positionierung eines druckbildes auf einem aufzeichnungsträger
JPH07245700A (ja) * 1994-03-04 1995-09-19 Minolta Co Ltd デジタル複写機
JP3396007B2 (ja) * 1995-06-27 2003-04-14 株式会社リコー 原稿載置台
US5748344A (en) * 1995-09-25 1998-05-05 Xerox Corporation System and method for determining a location and orientation in a black and white digital scanner
US5726775A (en) * 1996-06-26 1998-03-10 Xerox Corporation Method and apparatus for determining a profile of an image displaced a distance from a platen
JP3129245B2 (ja) * 1996-10-31 2001-01-29 オムロン株式会社 撮像装置
EP1060455A4 (de) * 1998-02-10 2002-08-07 Ey Lab Inc Reflektometersystem mit kompensation fur die topographie des probenhalters und mit synchroner eliminierung des systembedingten rauschens
JP3565479B2 (ja) * 1998-06-11 2004-09-15 キヤノン株式会社 画像読取装置
US7164510B1 (en) 1998-09-17 2007-01-16 Canon Kabushiki Kaisha Image scanning apparatus and method, and storage medium
US6643037B1 (en) * 1999-09-20 2003-11-04 Hewlett-Packard Development Company, L.P. Apparatus and method for detecting the presence of a page in an image scanner
US6987880B2 (en) * 2001-03-22 2006-01-17 Sharp Laboratories Of America, Inc. Efficient document boundary determination
JP2003259088A (ja) 2002-03-01 2003-09-12 Seiko Epson Corp 画像読み取り装置
US7558524B2 (en) 2002-03-01 2009-07-07 Seiko Epson Corporation Image reading system
KR100509483B1 (ko) * 2002-12-23 2005-08-22 삼성전자주식회사 화상 독취방법 및 장치
JP4665681B2 (ja) 2005-09-15 2011-04-06 富士ゼロックス株式会社 画像形成装置
JP2008042322A (ja) * 2006-08-02 2008-02-21 Kyocera Mita Corp 画像読取装置、及び画像形成装置
JP4952576B2 (ja) * 2007-12-28 2012-06-13 ブラザー工業株式会社 画像読取装置
US8284463B2 (en) 2007-12-28 2012-10-09 Brother Kogyo Kabushiki Kaisha Image reading apparatus
JP4924416B2 (ja) * 2007-12-28 2012-04-25 ブラザー工業株式会社 画像読取装置
JP4924417B2 (ja) * 2007-12-28 2012-04-25 ブラザー工業株式会社 画像解析装置
JP5205963B2 (ja) * 2007-12-28 2013-06-05 ブラザー工業株式会社 画像読取装置
JP4952575B2 (ja) * 2007-12-28 2012-06-13 ブラザー工業株式会社 画像読取装置
US8174737B2 (en) 2007-12-28 2012-05-08 Brother Kogyo Kabushiki Kaisha Image reading apparatus
JP5089571B2 (ja) * 2008-12-26 2012-12-05 株式会社Ｐｆｕ 画像読取装置
US9413912B2 (en) * 2012-10-26 2016-08-09 Abbyy Development Llc Scanning device having a bed cover including a pattern of repeated design elements
JP6271876B2 (ja) * 2013-06-19 2018-01-31 キヤノン株式会社 携帯端末及びその制御方法、画像処理装置及びその制御方法、並びにプログラム
JP2016015718A (ja) * 2014-05-28 2016-01-28 船井電機株式会社 画像読取装置
JP6869076B2 (ja) * 2017-03-30 2021-05-12 キヤノン株式会社 画像読取装置
JP7115206B2 (ja) * 2018-10-11 2022-08-09 株式会社リコー 原稿サイズ検出装置、画像読取装置、画像形成装置、及び原稿サイズ検出方法

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US4174528A (en) * 1978-06-30 1979-11-13 International Business Machines Corporation Exposure control for document scanner arrays
JPS5620385A (en) * 1979-07-27 1981-02-25 Canon Inc Information processor
JPS5622424A (en) * 1979-08-01 1981-03-03 Konishiroku Photo Ind Co Ltd Original size detecting unit of copying machine
US4562485A (en) * 1979-08-10 1985-12-31 Canon Kabushiki Kaisha Copying apparatus
US4341460A (en) * 1979-09-07 1982-07-27 Tokyo Shibaura Denki Kabushiki Kaisha Electronic copying machine
US4439790A (en) * 1981-01-23 1984-03-27 Canon Kabushiki Kaisha Image forming apparatus
JPS5875961A (ja) * 1981-10-31 1983-05-07 Toshiba Corp 画像入力装置
US4635126A (en) * 1981-12-18 1987-01-06 Canon Kabushiki Kaisha Image pick-up system
DE3382814T2 (de) * 1982-10-08 1997-12-04 Canon Kk Bildverarbeitungssystem
JPS59123835A (ja) * 1982-12-29 1984-07-17 Canon Inc 複写装置
JPS59143144A (ja) * 1983-02-04 1984-08-16 Fuji Photo Film Co Ltd リ−ダ・プリンタ用光源装置
IT1203665B (it) * 1983-02-10 1989-02-15 Olivetti & Co Spa Procedimento ed apparecchiatura per la riproduzione di immagini a colori
JPS59223074A (ja) * 1983-06-01 1984-12-14 Canon Inc 像処理装置
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JPS6033778A (ja) * 1983-08-05 1985-02-21 Konishiroku Photo Ind Co Ltd 原稿検出方法
JPS6039633A (ja) * 1983-08-12 1985-03-01 Toshiba Corp 画像形成装置
JPS6048667A (ja) * 1983-08-29 1985-03-16 Canon Inc 画像複写機
US4745490A (en) * 1983-08-26 1988-05-17 Canon Kabushiki Kaisha Image recording apparatus with multiple image recording means
US4675745A (en) * 1983-09-19 1987-06-23 Canon Kabushiki Kaisha Image reading apparatus
US4538185A (en) * 1983-09-30 1985-08-27 Xerox Corporation Platen cover for document boundary detection in raster scanners
JPS6060750U (ja) * 1983-10-03 1985-04-27 富士ゼロックス株式会社 原稿サイズの検知装置
JPS6091762A (ja) * 1983-10-26 1985-05-23 Canon Inc 画像処理装置
JPS60124173A (ja) * 1983-12-09 1985-07-03 Canon Inc 画像処理装置
JPS60220478A (ja) * 1984-04-17 1985-11-05 Hitachi Seiko Ltd 画像入力装置
JPS6172464A (ja) * 1984-09-17 1986-04-14 Sharp Corp 画像読取装置
JPS6178276A (ja) * 1984-09-25 1986-04-21 Canon Inc 原稿読み取り装置
JPS6213161A (ja) * 1985-07-10 1987-01-21 Konishiroku Photo Ind Co Ltd 画像処理装置
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JPS63115182A (ja) * 1986-11-04 1988-05-19 Canon Inc 原稿識別装置

Also Published As

Publication number Publication date
JPS63280569A (ja) 1988-11-17
US4875104A (en) 1989-10-17
EP0291077A2 (de) 1988-11-17
EP0291077B1 (de) 1995-04-05
JP2502591B2 (ja) 1996-05-29
EP0291077A3 (de) 1992-08-05
DE3853492D1 (de) 1995-05-11

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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