JP4781377B2 - スキャニング装置 - Google Patents
スキャニング装置 Download PDFInfo
- Publication number
- JP4781377B2 JP4781377B2 JP2008065756A JP2008065756A JP4781377B2 JP 4781377 B2 JP4781377 B2 JP 4781377B2 JP 2008065756 A JP2008065756 A JP 2008065756A JP 2008065756 A JP2008065756 A JP 2008065756A JP 4781377 B2 JP4781377 B2 JP 4781377B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical element
- document
- illuminator
- phosphor
- 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
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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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
-
- 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
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
- H04N1/02825—Using a single or a few point light sources, e.g. a laser diode in combination with at least one reflector which is fixed in relation to the light source
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
- H04N1/02835—Using a single or a few point light sources, e.g. a laser diode in combination with a light guide, e.g. optical fibre, glass plate
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02885—Means for compensating spatially uneven illumination, e.g. an aperture arrangement
- H04N1/0289—Light diffusing elements, e.g. plates or filters
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
- H04N1/0318—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light-source, a lens array and a photodetector array which are supported by a single-piece frame
-
- 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
- H04N2201/0077—Types of the still picture apparatus
- H04N2201/0081—Image reader
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Facsimile Heads (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
Claims (2)
- スキャニング装置であって、
スキャンすべき原稿の一部分を照明するための照明器であって、
光学要素に光を向けるよう配置された少なくとも一つの光源と、
前記光源によって放出された光を向け直すよう配置された前記光学要素と、
前記光学要素によって向け直された光の少なくとも一部分を遮断するよう前記光源と前記原稿との間に配設された燐光体材料と、
を含む、前記照明器と、
前記原稿の画像を記録するため前記原稿から反射された光を受け取るよう配置された感光装置と、
を含み、
前記光学要素は、光透過材料からなる基部を含み、
前記光学要素は、入射面と、対向する後面及び出射面とを含み、該出射面は前記入射面に対して垂直であり、前記光源は前記入射面に隣接して配置され、
前記光学要素の後面は、前記入射面から前記基部に入射した光を前記出射面に向け直す複数のノッチ又はペイントパッチを含む複数の反射要素を含み、
前記出射面に隣接して前記燐光体材料を含む層が配置され、前記後面により向きなおされた光が前記層により拡散され前記出射面より出射する、
ことを特徴とするスキャニング装置。 - スキャニング装置であって、
スキャンすべき原稿の一部分を照明するための照明器であって、
光学要素に光を向けるよう配置された少なくとも一つの光源と、
前記光源によって放出された光を向け直すよう配置された前記光学要素と、
前記光学要素によって向け直された光の少なくとも一部分を遮断するよう前記光源と前記原稿との間に配設された燐光体材料と、
を含む、前記照明器と、
前記原稿の画像を記録するため前記原稿から反射された光を受け取るよう配置された感光装置と、
を含み、
前記光学要素は、光透過材料からなる基部を含み、
前記光学要素は、入射面と、対向する後面及び出射面とを含み、該出射面は前記入射面に対して垂直であり、前記光源は前記入射面に隣接して配置され、
前記光学要素の後面は、前記入射面から入射した光を拡散して前記出射面に向け直す前記燐光体材料を含む複数のノッチを含み、
前記後面により向きなおされた光が前記出射面より出射する、
ことを特徴とするスキャニング装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/725,860 US7864381B2 (en) | 2007-03-20 | 2007-03-20 | Document illuminator with LED-driven phosphor |
US11/725,860 | 2007-03-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008236747A JP2008236747A (ja) | 2008-10-02 |
JP2008236747A5 JP2008236747A5 (ja) | 2011-03-03 |
JP4781377B2 true JP4781377B2 (ja) | 2011-09-28 |
Family
ID=39591969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008065756A Expired - Fee Related JP4781377B2 (ja) | 2007-03-20 | 2008-03-14 | スキャニング装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7864381B2 (ja) |
EP (1) | EP1973325B1 (ja) |
JP (1) | JP4781377B2 (ja) |
KR (1) | KR20080085761A (ja) |
CN (1) | CN101272438A (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101279034B1 (ko) * | 2007-07-11 | 2013-07-02 | 삼성전자주식회사 | 스캐너 모듈 및 이를 채용한 화상독취장치 |
US8686336B2 (en) * | 2008-02-06 | 2014-04-01 | Contex A/S | Measuring and compensating for light intensity in an optical scanner |
US8265346B2 (en) | 2008-11-25 | 2012-09-11 | De La Rue North America Inc. | Determining document fitness using sequenced illumination |
US8780206B2 (en) * | 2008-11-25 | 2014-07-15 | De La Rue North America Inc. | Sequenced illumination |
JP5336880B2 (ja) | 2009-02-24 | 2013-11-06 | 日東光学株式会社 | 発光装置 |
JP2010204539A (ja) * | 2009-03-05 | 2010-09-16 | Ricoh Co Ltd | 原稿照明装置、画像読取装置および画像形成装置 |
US8094323B2 (en) | 2009-06-26 | 2012-01-10 | Mitutoyo Corporation | Displacement encoder including phosphor illumination source |
US8749767B2 (en) | 2009-09-02 | 2014-06-10 | De La Rue North America Inc. | Systems and methods for detecting tape on a document |
US8509492B2 (en) * | 2010-01-07 | 2013-08-13 | De La Rue North America Inc. | Detection of color shifting elements using sequenced illumination |
US8433124B2 (en) * | 2010-01-07 | 2013-04-30 | De La Rue North America Inc. | Systems and methods for detecting an optically variable material |
US20110176181A1 (en) * | 2010-01-18 | 2011-07-21 | Mark Walter Fagan | Multi-Item Scanning on a Vertically Oriented Scanner |
NO2699839T3 (ja) * | 2011-04-18 | 2018-05-19 | ||
JP5903950B2 (ja) * | 2012-03-14 | 2016-04-13 | 三菱電機株式会社 | 画像読み取り用ライン光源 |
US9053596B2 (en) | 2012-07-31 | 2015-06-09 | De La Rue North America Inc. | Systems and methods for spectral authentication of a feature of a document |
JP5841587B2 (ja) * | 2013-12-25 | 2016-01-13 | 株式会社Pfu | 撮像システム |
KR20180000174A (ko) * | 2016-06-22 | 2018-01-02 | 엘지이노텍 주식회사 | 형광체 플레이트 및 이를 포함하는 조명 장치 |
WO2018106970A1 (en) | 2016-12-09 | 2018-06-14 | Formfactor, Inc. | Led light source probe card technology for testing cmos image scan devices |
US11119263B2 (en) * | 2017-06-22 | 2021-09-14 | Xerox Corporation | System and method for image specific illumination of image printed on optical waveguide |
CN112042613A (zh) * | 2020-09-11 | 2020-12-08 | 杭州汉徽光电科技有限公司 | 通过蓝光和其转换光进行害虫控制的方法 |
Family Cites Families (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3116727B2 (ja) | 1994-06-17 | 2000-12-11 | 日亜化学工業株式会社 | 面状光源 |
US6236470B1 (en) * | 1994-12-19 | 2001-05-22 | Xerox Corporation | Reflector and light source registration device for a document illuminator |
US6316266B1 (en) * | 1995-06-07 | 2001-11-13 | Arizona State University Board Of Regents | Sample presentation apparatus for mass spectrometry |
JP3133242B2 (ja) * | 1995-12-08 | 2001-02-05 | スタンレー電気株式会社 | Led線光源装置 |
JPH1097200A (ja) | 1997-05-20 | 1998-04-14 | Nichia Chem Ind Ltd | 光 源 |
US5813753A (en) | 1997-05-27 | 1998-09-29 | Philips Electronics North America Corporation | UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light |
US6252254B1 (en) | 1998-02-06 | 2001-06-26 | General Electric Company | Light emitting device with phosphor composition |
US6294800B1 (en) | 1998-02-06 | 2001-09-25 | General Electric Company | Phosphors for white light generation from UV emitting diodes |
JPH11317108A (ja) * | 1998-05-02 | 1999-11-16 | Canon Inc | 照明装置及びそれを用いた画像読取装置及び画像形成装置 |
US6469808B1 (en) * | 1998-05-15 | 2002-10-22 | Rohm Co., Ltd. | Image reading apparatus and illuminator used for the same |
EP1017222A3 (en) | 1998-12-24 | 2004-05-06 | Canon Kabushiki Kaisha | Illumination apparatus using light guide |
JP2000285718A (ja) * | 1999-03-29 | 2000-10-13 | Rohm Co Ltd | 面状光源 |
US6354278B1 (en) * | 1999-03-30 | 2002-03-12 | Suzuki Kabushiki Kaisha | Engine of outboard motor |
JP2001005122A (ja) * | 1999-06-18 | 2001-01-12 | Canon Inc | 照明装置及びそれを備えるイメージセンサ、原稿読取装置、情報処理システム |
JP2001061040A (ja) * | 1999-08-20 | 2001-03-06 | Fujitsu Ltd | 照明装置 |
TW460716B (en) | 1999-12-17 | 2001-10-21 | Toshiba Corp | Light guide, line illumination apparatus, and image acquisition system |
US6522065B1 (en) | 2000-03-27 | 2003-02-18 | General Electric Company | Single phosphor for creating white light with high luminosity and high CRI in a UV led device |
US6621211B1 (en) | 2000-05-15 | 2003-09-16 | General Electric Company | White light emitting phosphor blends for LED devices |
US6501100B1 (en) | 2000-05-15 | 2002-12-31 | General Electric Company | White light emitting phosphor blend for LED devices |
US6635987B1 (en) | 2000-09-26 | 2003-10-21 | General Electric Company | High power white LED lamp structure using unique phosphor application for LED lighting products |
JP3392117B2 (ja) * | 2000-12-01 | 2003-03-31 | キヤノン株式会社 | 読取装置用導光体及び読取装置 |
AT410266B (de) | 2000-12-28 | 2003-03-25 | Tridonic Optoelectronics Gmbh | Lichtquelle mit einem lichtemittierenden element |
US6685852B2 (en) | 2001-04-27 | 2004-02-03 | General Electric Company | Phosphor blends for generating white light from near-UV/blue light-emitting devices |
TWI221385B (en) * | 2001-05-31 | 2004-09-21 | Mustek Systems Inc | CCD type scanner powered by a serial bus |
JP4672918B2 (ja) | 2001-07-12 | 2011-04-20 | キヤノン株式会社 | イメージセンサ及び画像読取装置 |
US6809471B2 (en) | 2002-06-28 | 2004-10-26 | General Electric Company | Phosphors containing oxides of alkaline-earth and Group-IIIB metals and light sources incorporating the same |
US20040057082A1 (en) * | 2002-09-24 | 2004-03-25 | Rong-Ji Liu | Method of focusing a selected scanning area for document scanning device |
JP4087681B2 (ja) * | 2002-10-29 | 2008-05-21 | 株式会社日立製作所 | 照明装置及びそれを用いた表示装置 |
US6936857B2 (en) | 2003-02-18 | 2005-08-30 | Gelcore, Llc | White light LED device |
US7038370B2 (en) | 2003-03-17 | 2006-05-02 | Lumileds Lighting, U.S., Llc | Phosphor converted light emitting device |
US7400429B2 (en) * | 2003-03-17 | 2008-07-15 | Kabushiki Kaisha Toshiba | Image reading apparatus |
US7157745B2 (en) | 2004-04-09 | 2007-01-02 | Blonder Greg E | Illumination devices comprising white light emitting diodes and diode arrays and method and apparatus for making them |
CN100409047C (zh) * | 2003-06-25 | 2008-08-06 | 日本板硝子株式会社 | 导光体及图像读取装置 |
US7075225B2 (en) | 2003-06-27 | 2006-07-11 | Tajul Arosh Baroky | White light emitting device |
US7112921B2 (en) | 2003-08-02 | 2006-09-26 | Phosphortech Inc. | Light emitting device having selenium-based fluorescent phosphor |
JP4638192B2 (ja) | 2004-08-26 | 2011-02-23 | 三菱電機株式会社 | ライン光源及びこれを用いた密着型イメージセンサ |
US7746520B2 (en) * | 2004-11-23 | 2010-06-29 | Xerox Corporation | Document illuminator |
US7715063B2 (en) * | 2005-03-31 | 2010-05-11 | Xerox Corporation | CVT integrated illuminator |
US7593143B2 (en) * | 2005-03-31 | 2009-09-22 | Xerox Corporation | Compound curved concentrator based illuminator |
CN100403563C (zh) | 2005-04-18 | 2008-07-16 | 光宝科技股份有限公司 | 白光发光二极管元件及相关荧光粉与制备方法 |
US7755811B2 (en) * | 2005-06-30 | 2010-07-13 | Xerox Corporation | Document illuminator |
JP2008219405A (ja) * | 2007-03-02 | 2008-09-18 | Ushio Inc | 線状光源装置 |
-
2007
- 2007-03-20 US US11/725,860 patent/US7864381B2/en not_active Expired - Fee Related
-
2008
- 2008-02-25 EP EP08151898.7A patent/EP1973325B1/en not_active Expired - Fee Related
- 2008-03-14 JP JP2008065756A patent/JP4781377B2/ja not_active Expired - Fee Related
- 2008-03-19 CN CNA2008100854800A patent/CN101272438A/zh active Pending
- 2008-03-19 KR KR1020080025363A patent/KR20080085761A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JP2008236747A (ja) | 2008-10-02 |
EP1973325B1 (en) | 2015-08-05 |
EP1973325A1 (en) | 2008-09-24 |
US20080231911A1 (en) | 2008-09-25 |
CN101272438A (zh) | 2008-09-24 |
KR20080085761A (ko) | 2008-09-24 |
US7864381B2 (en) | 2011-01-04 |
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