CN101272438A - 具有led驱动荧光体的文件照明器 - Google Patents

具有led驱动荧光体的文件照明器 Download PDF

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Publication number
CN101272438A
CN101272438A CNA2008100854800A CN200810085480A CN101272438A CN 101272438 A CN101272438 A CN 101272438A CN A2008100854800 A CNA2008100854800 A CN A2008100854800A CN 200810085480 A CN200810085480 A CN 200810085480A CN 101272438 A CN101272438 A CN 101272438A
Authority
CN
China
Prior art keywords
light
optical element
document
led
luminaire
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.)
Pending
Application number
CNA2008100854800A
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English (en)
Chinese (zh)
Inventor
T·R·斯科特
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of CN101272438A publication Critical patent/CN101272438A/zh
Pending legal-status Critical Current

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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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Facsimile Heads (AREA)
CNA2008100854800A 2007-03-20 2008-03-19 具有led驱动荧光体的文件照明器 Pending CN101272438A (zh)

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
US11/725860 2007-03-20

Publications (1)

Publication Number Publication Date
CN101272438A true CN101272438A (zh) 2008-09-24

Family

ID=39591969

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100854800A Pending CN101272438A (zh) 2007-03-20 2008-03-19 具有led驱动荧光体的文件照明器

Country Status (5)

Country Link
US (1) US7864381B2 (https=)
EP (1) EP1973325B1 (https=)
JP (1) JP4781377B2 (https=)
KR (1) KR20080085761A (https=)
CN (1) CN101272438A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104170363A (zh) * 2012-03-14 2014-11-26 三菱电机株式会社 光源装置
CN107525042A (zh) * 2016-06-22 2017-12-29 Lg伊诺特有限公司 磷光板和包括该磷光板的照明装置
CN109118990A (zh) * 2017-06-22 2019-01-01 施乐公司 用于印刷到光学波导上的图像的图像特定照明的系统和方法
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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101279034B1 (ko) 2007-07-11 2013-07-02 삼성전자주식회사 스캐너 모듈 및 이를 채용한 화상독취장치
CN101939976B (zh) * 2008-02-06 2013-01-16 肯特克斯有限公司 光学扫描仪中光强度的测量和补偿
US8780206B2 (en) * 2008-11-25 2014-07-15 De La Rue North America Inc. Sequenced illumination
US8265346B2 (en) 2008-11-25 2012-09-11 De La Rue North America Inc. Determining document fitness using 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
CN103597272B (zh) * 2011-04-18 2017-05-10 马里米斯有限公司 照明条和照明条系统
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
US10352870B2 (en) 2016-12-09 2019-07-16 Formfactor, Inc. LED light source probe card technology for testing CMOS image scan devices

Family Cites Families (42)

* Cited by examiner, † Cited by third party
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
FR2782779B1 (fr) * 1998-05-15 2002-06-07 Rohm Co Ltd Dispositif de lecture d'images et dispositif d'eclairage utilise pour celui-ci
US6333779B1 (en) 1998-12-24 2001-12-25 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
US6501100B1 (en) 2000-05-15 2002-12-31 General Electric Company White light emitting phosphor blend for LED devices
US6621211B1 (en) 2000-05-15 2003-09-16 General Electric Company White light emitting phosphor blends 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
US7400429B2 (en) * 2003-03-17 2008-07-15 Kabushiki Kaisha Toshiba Image reading apparatus
US7038370B2 (en) 2003-03-17 2006-05-02 Lumileds Lighting, U.S., Llc Phosphor converted light emitting device
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
JPWO2005001528A1 (ja) * 2003-06-25 2006-11-02 日本板硝子株式会社 導光体および画像読取装置
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
US7593143B2 (en) * 2005-03-31 2009-09-22 Xerox Corporation Compound curved concentrator based illuminator
US7715063B2 (en) * 2005-03-31 2010-05-11 Xerox Corporation CVT integrated 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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104170363A (zh) * 2012-03-14 2014-11-26 三菱电机株式会社 光源装置
CN107525042A (zh) * 2016-06-22 2017-12-29 Lg伊诺特有限公司 磷光板和包括该磷光板的照明装置
CN109118990A (zh) * 2017-06-22 2019-01-01 施乐公司 用于印刷到光学波导上的图像的图像特定照明的系统和方法
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

Also Published As

Publication number Publication date
US7864381B2 (en) 2011-01-04
JP2008236747A (ja) 2008-10-02
EP1973325A1 (en) 2008-09-24
KR20080085761A (ko) 2008-09-24
JP4781377B2 (ja) 2011-09-28
US20080231911A1 (en) 2008-09-25
EP1973325B1 (en) 2015-08-05

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Application publication date: 20080924