JP5955021B2 - 導光体ユニット及びイメージセンサ - Google Patents
導光体ユニット及びイメージセンサ Download PDFInfo
- Publication number
- JP5955021B2 JP5955021B2 JP2012035955A JP2012035955A JP5955021B2 JP 5955021 B2 JP5955021 B2 JP 5955021B2 JP 2012035955 A JP2012035955 A JP 2012035955A JP 2012035955 A JP2012035955 A JP 2012035955A JP 5955021 B2 JP5955021 B2 JP 5955021B2
- Authority
- JP
- Japan
- Prior art keywords
- light guide
- light
- guide unit
- guides
- image sensor
- 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.)
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- 238000005286 illumination Methods 0.000 description 9
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- 230000001070 adhesive effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
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- 229920005989 resin Polymers 0.000 description 4
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- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
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- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14625—Optical elements or arrangements associated with the device
-
- 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
- H04N1/0249—Arrangements for mounting or supporting elements within a scanning 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
- H04N1/024—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
- H04N1/03—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
- H04N2201/02452—Arrangements for mounting or supporting elements within a scanning head
- H04N2201/02454—Element mounted or supported
- H04N2201/02462—Illuminating means
-
- 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
- H04N2201/02452—Arrangements for mounting or supporting elements within a scanning head
- H04N2201/02466—Mounting or supporting method
- H04N2201/02472—Mounting or supporting method using clips
-
- 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
Description
まず、この発明の実施の形態1について説明する。
図1に示すように、本実施の形態に係る密着イメージセンサ10は、フレーム11と、透過体12と、照明装置15と、ロッドレンズアレイ30と、センサIC40と、センサ基板50と、を備えている。
次に、この発明の実施の形態2について説明する。
次に、この発明の実施の形態3について説明する。
次に、この発明の実施の形態4について説明する。
次に、この発明の実施の形態5について説明する。
11 フレーム
12 透過体
15 照明装置
20 導光体ユニット
21 第1の導光体
211 端面
22 第2の導光体
221 端面
222 端面
23 第3の導光体
232 端面
24 光拡散層
25 発光ダイオードユニット
26 基板
27 発光ダイオード
28A 第1の嵌合部材
28a 貫通孔
28B 第2の嵌合部材
28b 嵌入部
29 ホルダ
29a 貫通孔
30 ロッドレンズアレイ
40 センサIC
50 センサ基板
60 スペーサ
73 第3の嵌合部材
73c 溝
81 凹部
82 凸部
85 凸状部材
86 スペーサ
100 照明装置
101 導光体ユニット
110 第1の導光体
120 第2の導光体
150 照明装置
200 導光体ユニット
210 第1の導光体
220 第2の導光体
230 第3の導光体
Claims (7)
- 一方の端面に入射された光を他方の端面及び前記一方の端面と前記他方の端面とを繋ぐ側面の光出射部から出射すると共に一方の端面と他方の端面とが互いに密接するように形成され、端面同士を当接させて隣接するように配設された複数の柱状の導光体と、
隣接する前記導光体のうちの一方に形成された第1の位置決め部と、
隣接する前記導光体の端面同士が密接し、かつ、隣接する前記導光体の光出射部を有する側面が面一で前記第1の位置決め部と係合するように、隣接する前記導光体のうちの他方に形成された第2の位置決め部と、
を備え、
前記第1の位置決め部は、隣接する前記導光体のうちの一方の側面に配設された第1の係合部材で形成され、前記第2の位置決め部は、隣接する前記導光体のうちの他方の側面に配設され、前記第1の係合部材と係合する第2の係合部材で形成されていることを特徴とする導光体ユニット。 - 前記第1の係合部材は凸状部を有し、前記第2の係合部材には前記凸状部に対応する形状の貫通孔又は非貫通孔が形成されていることを特徴とする請求項1に記載の導光体ユニット。
- 前記第1の係合部材は凸状部を有し、前記第2の係合部材には前記凸状部が係合するスリットが形成されていることを特徴とする請求項1に記載の導光体ユニット。
- 前記第1の位置決め部は隣接する前記導光体のうちの一方に複数配設され、前記第2の位置決め部は隣接する前記導光体のうちの他方に前記第1の位置決め部と同数配設されていることを特徴とする請求項1から3のいずれか1項に記載の導光体ユニット。
- 請求項1から4のいずれか1項に記載の導光体ユニットを備えたイメージセンサ。
- 前記導光体ユニットを収容する収容部を備え、
前記収容部は、前記第1及び第2の位置決め部を支持して前記導光体ユニットを収容することを特徴とする請求項5に記載のイメージセンサ。 - 直線的に配設された複数のセンサを備え、
前記導光体の側面には、入射された光を拡散する光拡散層が形成されており、
前記光拡散層は、前記センサの配設方向と同じ方向に一列に形成されていることを特徴とする請求項5又は6に記載のイメージセンサ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012035955A JP5955021B2 (ja) | 2012-02-22 | 2012-02-22 | 導光体ユニット及びイメージセンサ |
US14/370,135 US20140374864A1 (en) | 2012-02-22 | 2013-02-19 | Light-guide unit and image sensor |
KR1020147021761A KR20140111327A (ko) | 2012-02-22 | 2013-02-19 | 도광체 유닛 및 이미지 센서 |
EP13751379.2A EP2819389A1 (en) | 2012-02-22 | 2013-02-19 | Light-guide unit and image sensor |
CN201380010001.8A CN104115477A (zh) | 2012-02-22 | 2013-02-19 | 导光体单元及图像传感器 |
PCT/JP2013/053924 WO2013125501A1 (ja) | 2012-02-22 | 2013-02-19 | 導光体ユニット及びイメージセンサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012035955A JP5955021B2 (ja) | 2012-02-22 | 2012-02-22 | 導光体ユニット及びイメージセンサ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013172366A JP2013172366A (ja) | 2013-09-02 |
JP2013172366A5 JP2013172366A5 (ja) | 2015-02-26 |
JP5955021B2 true JP5955021B2 (ja) | 2016-07-20 |
Family
ID=49005686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012035955A Active JP5955021B2 (ja) | 2012-02-22 | 2012-02-22 | 導光体ユニット及びイメージセンサ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20140374864A1 (ja) |
EP (1) | EP2819389A1 (ja) |
JP (1) | JP5955021B2 (ja) |
KR (1) | KR20140111327A (ja) |
CN (1) | CN104115477A (ja) |
WO (1) | WO2013125501A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103149627B (zh) * | 2013-04-02 | 2016-05-25 | 深圳安嵘光电产品有限公司 | 一种带孔的导光板及其制作方法 |
US10527780B2 (en) * | 2017-09-07 | 2020-01-07 | Canon Components, Inc. | Illumination apparatus, reading apparatus, and printing apparatus |
DE102017219094A1 (de) * | 2017-10-25 | 2019-04-25 | Volkswagen Aktiengesellschaft | Leuchtvorrichtung für ein Kraftfahrzeug |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5969343A (en) * | 1995-08-24 | 1999-10-19 | Matsushita Electric Industrial Co., Ltd. | Linear illumination device |
JP2001136343A (ja) * | 1999-11-09 | 2001-05-18 | Citizen Electronics Co Ltd | 密着形イメージセンサ |
US6476986B2 (en) * | 1999-12-28 | 2002-11-05 | Texas Instruments Incorporated | Six-axis attachment apparatus and method for spatial light modulators |
US7216990B2 (en) * | 2003-12-18 | 2007-05-15 | Texas Instruments Incorporated | Integrated lamp and aperture alignment method and system |
US7344290B2 (en) * | 2005-09-20 | 2008-03-18 | Ledtech Electronics Corp. | Lamp module |
CN101374188B (zh) * | 2007-08-22 | 2011-04-20 | 威海华菱光电有限公司 | 图像传感器 |
JP2009117186A (ja) * | 2007-11-07 | 2009-05-28 | Rohm Co Ltd | 導光体、およびこれを用いたイメージセンサモジュール |
JP2009303080A (ja) * | 2008-06-16 | 2009-12-24 | Nippon Sheet Glass Co Ltd | 棒状導光体および画像読取装置 |
JP2010147859A (ja) * | 2008-12-19 | 2010-07-01 | Panasonic Corp | 線状照明装置及びそれを用いた密着型イメージセンサ及び画像読取システム |
JP5251619B2 (ja) * | 2009-03-09 | 2013-07-31 | 三菱電機株式会社 | イメージセンサ |
JP2010238492A (ja) * | 2009-03-31 | 2010-10-21 | Panasonic Corp | 照明装置 |
JP2012015987A (ja) * | 2010-06-02 | 2012-01-19 | Rohm Co Ltd | 線状光源装置および画像読取装置 |
-
2012
- 2012-02-22 JP JP2012035955A patent/JP5955021B2/ja active Active
-
2013
- 2013-02-19 CN CN201380010001.8A patent/CN104115477A/zh active Pending
- 2013-02-19 EP EP13751379.2A patent/EP2819389A1/en not_active Withdrawn
- 2013-02-19 KR KR1020147021761A patent/KR20140111327A/ko not_active IP Right Cessation
- 2013-02-19 US US14/370,135 patent/US20140374864A1/en not_active Abandoned
- 2013-02-19 WO PCT/JP2013/053924 patent/WO2013125501A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2819389A1 (en) | 2014-12-31 |
CN104115477A (zh) | 2014-10-22 |
KR20140111327A (ko) | 2014-09-18 |
JP2013172366A (ja) | 2013-09-02 |
WO2013125501A1 (ja) | 2013-08-29 |
US20140374864A1 (en) | 2014-12-25 |
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