TW492243B - Contact image sensor with light guide - Google Patents

Contact image sensor with light guide Download PDF

Info

Publication number
TW492243B
TW492243B TW089121494A TW89121494A TW492243B TW 492243 B TW492243 B TW 492243B TW 089121494 A TW089121494 A TW 089121494A TW 89121494 A TW89121494 A TW 89121494A TW 492243 B TW492243 B TW 492243B
Authority
TW
Taiwan
Prior art keywords
light
image sensor
light guide
contact image
optical detector
Prior art date
Application number
TW089121494A
Other languages
English (en)
Chinese (zh)
Inventor
David D Bohn
Eugene A Miksch
Ruth A Davis
M Mahony Keith
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of TW492243B publication Critical patent/TW492243B/zh

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
    • H04N1/024—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
    • H04N1/0311—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 using an array of elements to project the scanned image elements onto the photodetectors
    • H04N1/0312—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 using an array of elements to project the scanned image elements onto the photodetectors using an array of optical fibres or rod-lenses
    • 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
    • H04N1/0311—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 using an array of elements to project the scanned image elements onto the photodetectors
    • 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
    • H04N1/0314—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 using photodetectors and illumination means mounted in the same plane on a common support or substrate
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03112—Light source
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03116—Light source lens
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03125—Light guide upstream of the scanned picture elements
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03141—Photodetector lens
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03145—Photodetector

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Image Input (AREA)
  • Facsimile Heads (AREA)
TW089121494A 2000-01-04 2000-10-13 Contact image sensor with light guide TW492243B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/477,205 US6538243B1 (en) 2000-01-04 2000-01-04 Contact image sensor with light guide having least reflectivity near a light source

Publications (1)

Publication Number Publication Date
TW492243B true TW492243B (en) 2002-06-21

Family

ID=23894957

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089121494A TW492243B (en) 2000-01-04 2000-10-13 Contact image sensor with light guide

Country Status (4)

Country Link
US (1) US6538243B1 (enExample)
JP (1) JP2001245113A (enExample)
CN (1) CN1248148C (enExample)
TW (1) TW492243B (enExample)

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US6947622B2 (en) * 2002-06-27 2005-09-20 Kotura, Inc. Wafer level testing of optical components
US7308166B1 (en) 2002-10-08 2007-12-11 Kotura, Inc. Coupling a light sensor array with an optical component
KR100622404B1 (ko) * 2002-10-23 2006-09-13 주식회사 애트랩 광 이미지 검출기 및 이를 채택하는 광 마우스
US20040119417A1 (en) * 2002-12-20 2004-06-24 Hsiu-O Hsu Scanner with common illumination light source
US7085023B2 (en) * 2003-10-14 2006-08-01 Mitsubishi Denki Kabushiki Kaisha Image-reading apparatus
US7423280B2 (en) * 2004-08-09 2008-09-09 Quad/Tech, Inc. Web inspection module including contact image sensors
CN100361491C (zh) * 2004-08-13 2008-01-09 菱光科技股份有限公司 具有多焦距及多分辨率的接触式影像扫描仪
US7591576B2 (en) * 2004-11-05 2009-09-22 Mitsubishi Electric Corporation Illuminator and image reader employing it
JP3964899B2 (ja) * 2004-11-08 2007-08-22 ローム株式会社 画像読み取り装置
GB2442627A (en) 2005-07-08 2008-04-09 Electro Scient Ind Inc Achieving convergent light rays emitted by planar array of light sources
US7417221B2 (en) * 2005-09-08 2008-08-26 Gentex Corporation Automotive vehicle image sensor
US7511800B2 (en) * 2005-11-28 2009-03-31 Robert Bosch Company Limited Distance measurement device with short range optics
US20080035732A1 (en) * 2006-07-31 2008-02-14 Igor Vinogradov Uniform illumination without specular reflection in imaging reader
US7732756B2 (en) * 2006-11-01 2010-06-08 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. User navigation device with a code wheel and an encoder
US20080225350A1 (en) * 2007-03-13 2008-09-18 David Troy Roberts Contact-image-sensor scanner configurable for scanning opaque and transparent media
US7628520B2 (en) * 2007-04-23 2009-12-08 Ford Global Technologies, Llc Lighting system and method
US20080266894A1 (en) * 2007-04-24 2008-10-30 Hosein Ali Razavi Imaging device illumination system
US7780086B2 (en) * 2007-06-28 2010-08-24 Symbol Technologies, Inc. Imaging reader with plural solid-state imagers for electro-optically reading indicia
US8505824B2 (en) * 2007-06-28 2013-08-13 Symbol Technologies, Inc. Bar code readers having multifold mirrors
US20090020612A1 (en) * 2007-06-28 2009-01-22 Symbol Technologies, Inc. Imaging dual window scanner with presentation scanning
US8662397B2 (en) * 2007-09-27 2014-03-04 Symbol Technologies, Inc. Multiple camera imaging-based bar code reader
US7710570B2 (en) * 2008-04-18 2010-05-04 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Light pipe for low profile optical navigation systems
WO2009140503A1 (en) * 2008-05-16 2009-11-19 Parker Hannifin Corporation Probe for determining an absolute position of a rod of a cylinder
US20100001075A1 (en) * 2008-07-07 2010-01-07 Symbol Technologies, Inc. Multi-imaging scanner for reading images
US20100102129A1 (en) * 2008-10-29 2010-04-29 Symbol Technologies, Inc. Bar code reader with split field of view
US8479996B2 (en) * 2008-11-07 2013-07-09 Symbol Technologies, Inc. Identification of non-barcoded products
EP2521346A4 (en) 2009-12-28 2015-07-29 Canon Components Kk CONTACT IMAGE SENSOR UNIT AND PICTURE READER THEREWITH
CN102065198A (zh) * 2010-06-24 2011-05-18 苏州佳世达电通有限公司 扫描装置
JP5139507B2 (ja) 2010-12-10 2013-02-06 キヤノン・コンポーネンツ株式会社 イメージセンサユニット、及び、画像読取装置
JP5244952B2 (ja) * 2010-12-21 2013-07-24 キヤノン・コンポーネンツ株式会社 イメージセンサユニット、及び、画像読取装置
JP5400188B2 (ja) 2011-05-11 2014-01-29 キヤノン・コンポーネンツ株式会社 イメージセンサユニットおよびそれを用いた画像読取装置、画像形成装置
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CN114788001B (zh) * 2022-01-04 2024-11-01 苏州帧观智造科技有限公司 多层图像传感器

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Also Published As

Publication number Publication date
CN1303069A (zh) 2001-07-11
JP2001245113A (ja) 2001-09-07
CN1248148C (zh) 2006-03-29
US6538243B1 (en) 2003-03-25

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees