JP6373153B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
- Publication number
- JP6373153B2 JP6373153B2 JP2014207837A JP2014207837A JP6373153B2 JP 6373153 B2 JP6373153 B2 JP 6373153B2 JP 2014207837 A JP2014207837 A JP 2014207837A JP 2014207837 A JP2014207837 A JP 2014207837A JP 6373153 B2 JP6373153 B2 JP 6373153B2
- Authority
- JP
- Japan
- Prior art keywords
- light guide
- liquid crystal
- light
- crystal display
- heat sink
- 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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- 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
- G02B6/0085—Means for removing heat created by the light source from the package
-
- 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
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular 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
- G02B6/0081—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
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
- G02B6/009—Positioning aspects of the light source 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- 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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133628—Illuminating devices with cooling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Led Device Packages (AREA)
- Semiconductor Lasers (AREA)
Description
<構成>
図1は、本実施形態に関する液晶表示装置の正面図である。また、図2は、本実施形態に関する液晶表示装置の側面図である。
以下に、本実施形態による効果を例示する。
以下では、上記実施形態で説明された構成と同様の構成については同じ符号を付して図示し、その詳細な説明については適宜省略する。
以下に、本実施形態による効果を例示する。
以下では、上記実施形態で説明された構成と同様の構成については同じ符号を付して図示し、その詳細な説明については適宜省略する。
以下に、本実施形態による効果を例示する。
上記各実施形態では、各構成要素の材質、材料、寸法、形状、相対的配置関係又は実施の条件などについても記載している場合があるが、これらはすべての局面において例示であって、本発明が記載されたものに限られることはない。よって、例示されていない無数の変形例が、本発明の範囲内において想定される。例えば、任意の構成要素を変形する場合、追加する場合又は省略する場合、さらには、少なくとも1つの実施形態における少なくとも1つの構成要素を抽出し、他の実施形態の構成要素と組み合わせる場合が含まれる。
Claims (8)
- 液晶パネルと、
前記液晶パネルの背面に配置される導光部材と、
前記導光部材の少なくとも1つの側面に配置される少なくとも1つのレーザーダイオードと、
前記導光部材の背面と前記導光部材の前記側面とに亘って一体的に、かつ、少なくとも部分的に配置されるヒートシンクとを備え、
前記ヒートシンクは、前記導光部材の前記側面に対応する部分が、少なくとも前記レーザーダイオードの発光面を収容して配置され、
前記ヒートシンクは、前記導光部材を保持する導光部材保持部をさらに備え、
前記導光部材保持部は、前記導光部材が挿入され、かつ、前記導光部材を保持する孔である、
液晶表示装置。 - 前記レーザーダイオードを保持する保持部材をさらに備え、
前記ヒートシンクは、前記レーザーダイオードの前記発光面を収容する前記保持部材を収容して配置される、
請求項1に記載の液晶表示装置。 - 前記保持部材は、前記発光面と前記導光部材の側面との間に配置された集光レンズをさらに保持する、
請求項2に記載の液晶表示装置。 - 前記保持部材は、前記レーザーダイオードを保持する第1部材と、前記レーザーダイオードに接続される配線基板である第2部材とを備える、
請求項2又は請求項3に記載の液晶表示装置。 - 前記保持部材は、前記第2部材から延びる前記レーザーダイオードの配線を保持する配線保持部をさらに備える、
請求項4に記載の液晶表示装置。 - 前記第1部材と前記第2部材との間に配置される伝熱部材をさらに備える、
請求項4又は請求項5に記載の液晶表示装置。 - 前記レーザーダイオードは、前記導光部材の少なくとも1つの側面において、複数配列される、
請求項1から請求項6のうちのいずれか1項に記載の液晶表示装置。 - 前記導光部材の背面に配置される少なくとも1つの発光ダイオードをさらに備える、
請求項1から請求項7のうちのいずれか1項に記載の液晶表示装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014207837A JP6373153B2 (ja) | 2014-10-09 | 2014-10-09 | 液晶表示装置 |
US14/741,676 US9897746B2 (en) | 2014-10-09 | 2015-06-17 | Liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014207837A JP6373153B2 (ja) | 2014-10-09 | 2014-10-09 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016075872A JP2016075872A (ja) | 2016-05-12 |
JP6373153B2 true JP6373153B2 (ja) | 2018-08-15 |
Family
ID=55655323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014207837A Expired - Fee Related JP6373153B2 (ja) | 2014-10-09 | 2014-10-09 | 液晶表示装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9897746B2 (ja) |
JP (1) | JP6373153B2 (ja) |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE149743T1 (de) * | 1990-04-27 | 1997-03-15 | Omron Tateisi Electronics Co | Lichtemittierende halbleitervorrichtung mit fresnel-linse |
JP4063535B2 (ja) * | 2001-12-26 | 2008-03-19 | シャープ株式会社 | 面状照明装置及びそれを使用した液晶表示装置 |
JP2004342714A (ja) * | 2003-05-14 | 2004-12-02 | Canon Inc | レーザ光源装置及びそのコリメータレンズ調整方法 |
JP2009098310A (ja) * | 2007-10-15 | 2009-05-07 | Hitachi Displays Ltd | 液晶表示装置 |
JP5209265B2 (ja) | 2007-10-15 | 2013-06-12 | 株式会社ジャパンディスプレイイースト | 液晶表示装置、及び液晶表示装置の製造方法 |
US8585241B2 (en) * | 2008-06-11 | 2013-11-19 | Chang Wah Electromaterials Inc. | Power-saving lighting apparatus |
US7924370B2 (en) * | 2008-08-28 | 2011-04-12 | Tte Technology Inc. | Backlight assembly and a liquid crystal display device using the same |
JP5500339B2 (ja) | 2009-09-29 | 2014-05-21 | カシオ計算機株式会社 | 光源装置及びプロジェクタ |
KR101211084B1 (ko) * | 2010-03-30 | 2012-12-12 | 삼성전자주식회사 | 조명 장치 |
KR101761403B1 (ko) * | 2010-07-14 | 2017-07-25 | 엘지디스플레이 주식회사 | 에지형 백라이트 유닛 및 그 제조방법 |
JP2013149667A (ja) * | 2012-01-17 | 2013-08-01 | Sumitomo Electric Device Innovations Inc | 光モジュールおよび光送信器 |
CN104487763B (zh) * | 2012-07-31 | 2016-10-12 | 三菱电机株式会社 | 面光源装置以及液晶显示装置 |
CN104238186A (zh) * | 2013-06-20 | 2014-12-24 | 扬升照明股份有限公司 | 背光模块 |
US20150022759A1 (en) * | 2013-07-18 | 2015-01-22 | Apple Inc. | Display with Radioluminescent Backlight Unit |
-
2014
- 2014-10-09 JP JP2014207837A patent/JP6373153B2/ja not_active Expired - Fee Related
-
2015
- 2015-06-17 US US14/741,676 patent/US9897746B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2016075872A (ja) | 2016-05-12 |
US20160103276A1 (en) | 2016-04-14 |
US9897746B2 (en) | 2018-02-20 |
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