TW418585B - Image reading apparatus - Google Patents
Image reading apparatus Download PDFInfo
- Publication number
- TW418585B TW418585B TW086110415A TW86110415A TW418585B TW 418585 B TW418585 B TW 418585B TW 086110415 A TW086110415 A TW 086110415A TW 86110415 A TW86110415 A TW 86110415A TW 418585 B TW418585 B TW 418585B
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- sensor
- incident
- leds
- light guide
- Prior art date
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
- H04N1/02815—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
- H04N1/03—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
- H04N2201/024—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
- H04N2201/03125—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
- H04N2201/03133—Window, i.e. a transparent member mounted in the 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
- H04N2201/024—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
-
- 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
- H04N2201/0315—Details of integral heads not otherwise provided for
- H04N2201/0317—Shape
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Facsimile Heads (AREA)
- Optical Filters (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
經濟部智慧財產局員工消費合作社印製 418585 A8 B8 C8 D8 六、申請專利範圍 性。 1 9 · 一種影像讀取系統,包含一光源,一導光架, 用以導引由光源來之發射光於一縱方向,以發射光從平行 於縱方向之該導光架之側,以光照射原件,及〜光接收感 應器,用以接收由原件反射之光並輸出一影像信號,信號 處理機構,用以執行用於該影像信號之預定處理,及控制 機構,用以控制該光源,該光接收感應器,及該信號處理 機構,其中,至少該導光架之至少一端部份是被彎曲實質 呈直角。 2 0 ·如申請專利範圍第1 9項所述之影像讀取系 統,其中,該光源係放置在該導光架之一端部份。 2 1 .如申請專利範圍第2 0項所述之影像讀取系 統,其中,該導光架之兩端是被彎曲實質呈直角,及光源 係被放置於兩彎曲端部份。 2 2 ·如申請專利範圍第1 9項所述之影像讀取系 統,其中,該導光架更包含一散光/反射部份,用以散光 及/或反射入射光。 2 3 ·如申請專利範圍第1 9項所述之影像讀取系 統,其中,該光源是一 L E D。 2 4 ·如申請專利範圍第1 9項所述之影像讀取系 統,其中,該光源及光接收感應器是安排在同一板上。 2 5 ·如申請專利範圍第1 9項所述之影像讀取系 統,其中,該光源包含一彩色濾光器,其具有一預定光譜 感應性特性。 --------0 — ^------訂----- (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -3 - 418585 A8 B8 C8 D8 六、申請專利範圍 2 6 .如申請專利範圍第5項所述之導光架,其中, 該光源包含多數分別具有不同頻率之多數L E D。 2 7 .如申請專利範圍第1 0項所述之裝置,其中, 該光源包含多數分別具有不同頻率之多數L E D。 2 8 .如申請專利範圍第1 2項所述之裝置,其中, 該光源包含多數分別具有不同頻率之多數L E D。 2 9 .如申請專利範圍第2 3項所述之系統,其中, 該光源包含多數分別具有不同頻率之多數L E D。 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19764596 | 1996-07-26 | ||
JP17193097A JP3453495B2 (ja) | 1996-07-26 | 1997-06-27 | 密着型イメージセンサ及び画像読取装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW418585B true TW418585B (en) | 2001-01-11 |
Family
ID=26494488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086110415A TW418585B (en) | 1996-07-26 | 1997-07-22 | Image reading apparatus |
Country Status (3)
Country | Link |
---|---|
US (2) | US6172356B1 (zh) |
JP (1) | JP3453495B2 (zh) |
TW (1) | TW418585B (zh) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08321918A (ja) | 1995-03-22 | 1996-12-03 | Canon Inc | 導光体、該導光体を有する照明装置及び該照明装置を有する情報処理装置 |
JPH10112785A (ja) * | 1996-08-09 | 1998-04-28 | Nikon Corp | 画像読取装置及び画像読取装置に対する制御手順を記憶する記憶媒体 |
JPH10285331A (ja) * | 1997-04-10 | 1998-10-23 | Canon Inc | イメージセンサおよびこのイメージセンサを用いた情報処理装置 |
US6538243B1 (en) * | 2000-01-04 | 2003-03-25 | Hewlett-Packard Company | Contact image sensor with light guide having least reflectivity near a light source |
DE20002384U1 (de) * | 2000-02-10 | 2000-05-25 | Hsiao, Ting-Hao, Hsin-Tian, Taipeh | Lichtstab für einen Scanner |
JP2001238048A (ja) * | 2000-02-23 | 2001-08-31 | Rohm Co Ltd | 画像読み取り装置およびこれに用いる導光部材 |
JP2004048290A (ja) * | 2002-07-10 | 2004-02-12 | Ricoh Co Ltd | 照明装置およびイメージセンサ |
TWI228910B (en) * | 2002-12-10 | 2005-03-01 | Rohm Co Ltd | Light-guiding unit and image reading apparatus having the unit |
JP4104064B2 (ja) * | 2003-01-16 | 2008-06-18 | ローム株式会社 | 画像読み取り装置 |
KR20050037085A (ko) * | 2003-10-17 | 2005-04-21 | 삼성전자주식회사 | 광터널, 균일광 조명장치 및 이를 채용한 프로젝터 |
US7746520B2 (en) * | 2004-11-23 | 2010-06-29 | Xerox Corporation | Document illuminator |
US20060227387A1 (en) * | 2005-03-31 | 2006-10-12 | Xerox Corporation | Light-transmissive cylindrical platen |
US7626737B2 (en) * | 2005-03-31 | 2009-12-01 | Xerox Corporation | Wide format ROB assembly |
US7350712B2 (en) * | 2005-03-31 | 2008-04-01 | Xerox Corporation | Image sensor module architecture |
US7141776B2 (en) | 2005-03-31 | 2006-11-28 | Xerox Corporation | Integrated ROS bar |
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 |
US7443508B1 (en) * | 2005-05-18 | 2008-10-28 | Vie Group, Llc | Spectrophotometric scanner |
US20070263138A1 (en) * | 2006-05-11 | 2007-11-15 | Lite-On Semiconductor Corporation | CIS (Contact Image Sensor) device without any optical imaging elements |
TW200811521A (en) * | 2006-08-16 | 2008-03-01 | Gigno Technology Co Ltd | Light emitting unit and light guiding element thereof |
JP4788577B2 (ja) * | 2006-11-10 | 2011-10-05 | ソニー株式会社 | ライトガイド、光源装置及び電子機器 |
US20080260329A1 (en) * | 2007-04-20 | 2008-10-23 | 3M Innovative Properties Company | Lightguides having curved light injectors |
US20080260328A1 (en) * | 2007-04-20 | 2008-10-23 | 3M Innovative Properties Company | Led light extraction bar and injection optic for thin lightguide |
JP2009069359A (ja) * | 2007-09-12 | 2009-04-02 | Fuji Xerox Co Ltd | 光導波路デバイス、及び、光出力モジュール |
JP2009081644A (ja) * | 2007-09-26 | 2009-04-16 | Rohm Co Ltd | 導光体、およびイメージセンサモジュール |
JP2009135917A (ja) * | 2007-11-06 | 2009-06-18 | Ricoh Co Ltd | 光学装置、画像読み取り装置およびフィルタ製造方法 |
JP5020789B2 (ja) * | 2007-11-27 | 2012-09-05 | ローム株式会社 | 光学部品の接着構造およびこれを用いたイメージセンサモジュール |
US8243351B2 (en) * | 2007-12-21 | 2012-08-14 | Canon Kabushiki Kaisha | Image reading apparatus, multifunction printer apparatus, and image processing method |
JP4989444B2 (ja) * | 2007-12-21 | 2012-08-01 | キヤノン株式会社 | 画像読取装置、マルチファンクションプリンタ装置、及び画像処理方法 |
JP4933418B2 (ja) * | 2007-12-21 | 2012-05-16 | キヤノン株式会社 | 画像読取装置、マルチファンクションプリンタ装置、及び画像処理方法 |
JP5110044B2 (ja) * | 2009-06-19 | 2012-12-26 | コニカミノルタビジネステクノロジーズ株式会社 | 画像読取り装置 |
JP5163599B2 (ja) * | 2009-06-19 | 2013-03-13 | コニカミノルタビジネステクノロジーズ株式会社 | 画像読取り装置 |
JP5163598B2 (ja) * | 2009-06-19 | 2013-03-13 | コニカミノルタビジネステクノロジーズ株式会社 | 画像読取り装置 |
JP5565065B2 (ja) * | 2010-04-21 | 2014-08-06 | コニカミノルタ株式会社 | 画像読み取り装置 |
US20120092874A1 (en) * | 2010-10-15 | 2012-04-19 | Chao-Liang Lin | Light-guiding pillar |
JP5395204B2 (ja) | 2011-06-20 | 2014-01-22 | 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、画像読取装置、画像形成装置 |
WO2014125525A1 (ja) * | 2013-02-12 | 2014-08-21 | パナソニック株式会社 | 受光装置 |
JP6025120B2 (ja) * | 2013-02-26 | 2016-11-16 | パナソニックIpマネジメント株式会社 | 照明装置 |
ITBO20130332A1 (it) * | 2013-06-26 | 2014-12-27 | Nuova Sima Spa | Metodo per scansionare una superficie a colori di un articolo e dispositivo che attua tale metodo |
JP5914422B2 (ja) * | 2013-07-08 | 2016-05-11 | 京セラドキュメントソリューションズ株式会社 | 画像読取装置及び画像形成装置 |
US10466403B2 (en) * | 2014-07-30 | 2019-11-05 | Polaris Industries Inc. | Light guide assembly for an LCD or the like |
JP2018093293A (ja) * | 2016-11-30 | 2018-06-14 | キヤノン・コンポーネンツ株式会社 | 導光体、照明装置、イメージセンサユニット、画像読取装置、画像形成装置および紙葉類識別装置 |
CN106772760B (zh) * | 2016-12-23 | 2019-12-06 | 武汉华星光电技术有限公司 | 一种导光板及液晶模组 |
CN108494478A (zh) * | 2018-03-30 | 2018-09-04 | 昂纳信息技术(深圳)有限公司 | 一种实现监测发射功率的sr4器件和一种监测方法 |
JP7461172B2 (ja) * | 2020-03-02 | 2024-04-03 | グローリー株式会社 | イメージセンサ用照明装置 |
CN115336241B (zh) * | 2020-04-03 | 2024-04-09 | 三菱电机株式会社 | 照明装置以及图像扫描仪 |
CN113674649B (zh) * | 2021-08-19 | 2023-06-06 | 罗格朗智能电气(惠州)有限公司 | 背光模组和显示装置 |
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US3898585A (en) * | 1974-01-14 | 1975-08-05 | Ibm | Leaky corrugated optical waveguide device |
US4576436A (en) * | 1983-01-31 | 1986-03-18 | Maurice Daniel | Light distribution and collection assemblies and methods |
US4618212A (en) * | 1984-05-30 | 1986-10-21 | At&T Bell Laboratories | Optical fiber splicing using leaky mode detector |
US4986624A (en) * | 1985-07-15 | 1991-01-22 | The Board Of Trustees Of The Leland Stanford Junior University | Optical fiber evanescent grating reflector |
US5349602A (en) * | 1993-03-15 | 1994-09-20 | Sdl, Inc. | Broad-area MOPA device with leaky waveguide beam expander |
US5390085A (en) * | 1993-11-19 | 1995-02-14 | Motorola, Inc. | Light diffuser for a liquid crystal display |
US5698860A (en) * | 1994-07-28 | 1997-12-16 | Hewlett-Packard Company | Edge position sensor for magnetic tape using light pipes |
US5546888A (en) * | 1994-09-09 | 1996-08-20 | Delco Electronics Corporation | Surface mounted gauge with illuminated pointer |
US5630004A (en) * | 1994-09-09 | 1997-05-13 | Deacon Research | Controllable beam director using poled structure |
JPH08321918A (ja) | 1995-03-22 | 1996-12-03 | Canon Inc | 導光体、該導光体を有する照明装置及び該照明装置を有する情報処理装置 |
JPH0997016A (ja) * | 1995-10-02 | 1997-04-08 | Oki Electric Ind Co Ltd | 電子機器の表示装置 |
US5771321A (en) * | 1996-01-04 | 1998-06-23 | Massachusetts Institute Of Technology | Micromechanical optical switch and flat panel display |
US5966493A (en) * | 1998-02-20 | 1999-10-12 | Molecular Optoelectronics Corporation | Fiber optic attenuators and attenuation systems |
-
1997
- 1997-06-27 JP JP17193097A patent/JP3453495B2/ja not_active Expired - Fee Related
- 1997-07-21 US US08/897,511 patent/US6172356B1/en not_active Expired - Lifetime
- 1997-07-22 TW TW086110415A patent/TW418585B/zh not_active IP Right Cessation
-
2000
- 2000-11-21 US US09/716,282 patent/US6417508B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3453495B2 (ja) | 2003-10-06 |
US6417508B1 (en) | 2002-07-09 |
JPH1093765A (ja) | 1998-04-10 |
US6172356B1 (en) | 2001-01-09 |
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