JP5043198B2 - 照明装置および液晶表示装置 - Google Patents
照明装置および液晶表示装置 Download PDFInfo
- Publication number
- JP5043198B2 JP5043198B2 JP2010531799A JP2010531799A JP5043198B2 JP 5043198 B2 JP5043198 B2 JP 5043198B2 JP 2010531799 A JP2010531799 A JP 2010531799A JP 2010531799 A JP2010531799 A JP 2010531799A JP 5043198 B2 JP5043198 B2 JP 5043198B2
- Authority
- JP
- Japan
- Prior art keywords
- light guide
- light
- substrate
- light emitting
- hole
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
- G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
Description
2 バックライト(照明装置)
3 液晶表示パネル
4 基板
5 光源
6 反射シート
7 導光体
17 導光体
7a 発光面
7b 発光部
7c 導光部
11 発光ユニット
12 突起部
13 貫通孔(孔または凹部)
21 接続用穴(貫通孔)
22 接続用穴(貫通孔)
23 ピン(結合部材)
A 接続領域
B 位置合わせ部(嵌合部)
Claims (10)
- 光源、および、該光源からの光を拡散させて発光面から出射させる導光体を含む発光ユニットを複数個備え、
上記複数個の発光ユニットを構成する各導光体は、発光面を有する発光部と、該発光部へ上記光源からの光を導く導光部とを有し、上記発光ユニットは、一方の導光体の導光部に、該一方の導光体に隣り合う他方の導光体の発光部が乗り上げるようにして並んで配置されている照明装置であって、
上記光源を固定配置し、かつ、上記導光体と接続している基板をさらに備えているとともに、
上記導光体における上記基板との対向面には、上記基板との位置合わせ用の突起部が形成されている一方、上記基板には、上記突起部が嵌合する孔または凹部が形成されており、
上記突起部と上記孔または凹部との嵌合部は、上記導光体と上記基板との接続領域よりも上記導光体の発光部に近い側に配置されていることを特徴とする照明装置。 - 上記導光体と上記基板との接続領域において、上記導光体および上記基板には、それぞれ貫通孔が形成されており、
上記の各貫通孔に、上記導光体と上記基板とを結合するための結合部材を嵌め込むことによって、上記導光体と上記基板とは接続されていることを特徴とする請求項1に記載の照明装置。 - 上記基板は、複数の発光ユニットに対して1つ設けられていることを特徴とする請求項1または2に記載の照明装置。
- 上記突起部は、上記導光体の導光部に設けられていることを特徴とする請求項1〜3の何れか1項に記載の照明装置。
- 上記突起部は、上記導光体の中央部よりも端部に近い位置に設けられていることを特徴とする請求項1〜4の何れか1項に記載の照明装置。
- 上記突起部は、一つの導光体に対して複数個設けられていることを特徴とする請求項1〜5の何れか1項に記載の照明装置。
- 上記基板には上記突起部が嵌合する孔が形成されており、上記突起部の長さは上記基板の厚さ以上となっていることを特徴とする請求項1〜6の何れか1項に記載の照明装置。
- 上記基板には上記突起部が嵌合する凹部が形成されており、上記突起部の長さは上記凹部の深さよりも小さくなっていることを特徴とする請求項1〜6の何れか1項に記載の照明装置。
- 上記導光体には、上記基板上に固定配置された上記光源が嵌り込む孔が形成されていることを特徴とする請求項1〜8の何れか1項に記載の照明装置。
- 請求項1〜9の何れか1項に記載の照明装置をバックライトとして備えていることを特徴とする液晶表示装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010531799A JP5043198B2 (ja) | 2008-09-30 | 2009-09-07 | 照明装置および液晶表示装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008254405 | 2008-09-30 | ||
JP2008254405 | 2008-09-30 | ||
JP2010531799A JP5043198B2 (ja) | 2008-09-30 | 2009-09-07 | 照明装置および液晶表示装置 |
PCT/JP2009/065576 WO2010038583A1 (ja) | 2008-09-30 | 2009-09-07 | 照明装置および液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2010038583A1 JPWO2010038583A1 (ja) | 2012-03-01 |
JP5043198B2 true JP5043198B2 (ja) | 2012-10-10 |
Family
ID=42073355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010531799A Expired - Fee Related JP5043198B2 (ja) | 2008-09-30 | 2009-09-07 | 照明装置および液晶表示装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110157517A1 (ja) |
EP (1) | EP2322844A4 (ja) |
JP (1) | JP5043198B2 (ja) |
CN (1) | CN102144121A (ja) |
BR (1) | BRPI0920737A2 (ja) |
RU (1) | RU2470215C2 (ja) |
WO (1) | WO2010038583A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012032763A (ja) | 2010-06-28 | 2012-02-16 | Hitachi Consumer Electronics Co Ltd | 液晶表示装置、バックライトおよびled |
JP2012032505A (ja) * | 2010-07-29 | 2012-02-16 | Hitachi Consumer Electronics Co Ltd | 映像表示装置 |
JP2012033420A (ja) * | 2010-08-02 | 2012-02-16 | Hitachi Consumer Electronics Co Ltd | 照明装置及びこれを用いた表示装置 |
KR101867283B1 (ko) * | 2011-01-24 | 2018-06-15 | 삼성디스플레이 주식회사 | 광가이드바, 이를 포함하는 백라이트 어셈블리 및 이를 포함하는 표시장치 |
CN111308606A (zh) * | 2018-12-12 | 2020-06-19 | 元太科技工业股份有限公司 | 导光组件及反射式显示装置 |
TWI730271B (zh) | 2018-12-12 | 2021-06-11 | 元太科技工業股份有限公司 | 導光組件及反射式顯示裝置 |
US11073251B2 (en) * | 2019-04-23 | 2021-07-27 | Lumileds Llc | Flexible printed wiring structure for LED light engine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288611A (ja) * | 1998-03-31 | 1999-10-19 | Nitto Jushi Kogyo Kk | タンデム型面光源装置 |
JP2004184493A (ja) * | 2002-11-29 | 2004-07-02 | Seiko Epson Corp | 電気光学装置、電気光学装置の製造方法、および電子機器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1106913B1 (de) * | 1999-12-08 | 2005-05-25 | MENTOR GMBH & CO. | Leiterplattenmontierbares Anzeigeelement |
RU2174725C1 (ru) * | 2000-12-27 | 2001-10-10 | Дыхне Александр Михайлович | Способ изготовления оптического световодного устройства для передачи изображения (его варианты) |
JP2001312916A (ja) | 2000-02-24 | 2001-11-09 | Sony Corp | 面光源装置 |
TW548479B (en) * | 2001-02-27 | 2003-08-21 | Matsushita Electric Ind Co Ltd | Display device, display panel for the device, and the manufacturing method thereof |
JP3760900B2 (ja) * | 2001-09-06 | 2006-03-29 | セイコーエプソン株式会社 | 導光装置、電気光学装置及び電子機器 |
JP2006066129A (ja) * | 2004-08-25 | 2006-03-09 | Sakari:Kk | バックライト |
RU44410U1 (ru) * | 2004-10-27 | 2005-03-10 | Общество с ограниченной ответственностью "4 лайтс Си.Пи." | Универсальная световая панель |
RU44408U1 (ru) * | 2004-10-27 | 2005-03-10 | Общество с ограниченной ответственностью "4 лайтс Си.Пи." | Универсальная световая панель |
TWI293702B (en) * | 2005-03-17 | 2008-02-21 | Au Optronics Corp | Backlight modules |
JPWO2007004450A1 (ja) * | 2005-07-04 | 2009-01-22 | パナソニック株式会社 | 線状光源装置、面発光装置および液晶表示装置 |
WO2008050509A1 (fr) * | 2006-10-27 | 2008-05-02 | Sharp Kabushiki Kaisha | Dispositif source de lumière, dispositif de rétroéclairage et afficheur à cristaux liquides |
WO2010126226A2 (en) * | 2009-04-27 | 2010-11-04 | Lg Electronics Inc. | Back light unit and display device using the same |
-
2009
- 2009-09-07 US US13/062,002 patent/US20110157517A1/en not_active Abandoned
- 2009-09-07 JP JP2010531799A patent/JP5043198B2/ja not_active Expired - Fee Related
- 2009-09-07 WO PCT/JP2009/065576 patent/WO2010038583A1/ja active Application Filing
- 2009-09-07 BR BRPI0920737A patent/BRPI0920737A2/pt not_active IP Right Cessation
- 2009-09-07 RU RU2011110696/07A patent/RU2470215C2/ru not_active IP Right Cessation
- 2009-09-07 EP EP09817620A patent/EP2322844A4/en not_active Withdrawn
- 2009-09-07 CN CN200980134769XA patent/CN102144121A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288611A (ja) * | 1998-03-31 | 1999-10-19 | Nitto Jushi Kogyo Kk | タンデム型面光源装置 |
JP2004184493A (ja) * | 2002-11-29 | 2004-07-02 | Seiko Epson Corp | 電気光学装置、電気光学装置の製造方法、および電子機器 |
Also Published As
Publication number | Publication date |
---|---|
WO2010038583A1 (ja) | 2010-04-08 |
JPWO2010038583A1 (ja) | 2012-03-01 |
CN102144121A (zh) | 2011-08-03 |
RU2011110696A (ru) | 2012-09-27 |
EP2322844A4 (en) | 2011-08-17 |
US20110157517A1 (en) | 2011-06-30 |
BRPI0920737A2 (pt) | 2016-05-17 |
EP2322844A1 (en) | 2011-05-18 |
RU2470215C2 (ru) | 2012-12-20 |
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