JP2010262292A - 液晶表示装置 - Google Patents
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- G—PHYSICS
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- 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
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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
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- G—PHYSICS
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- 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
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- G—PHYSICS
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- 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
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- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
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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
- G02B6/0066—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
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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
- G02B6/0066—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
- G02B6/0073—Light emitting diode [LED]
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- 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
- G02F1/133314—Back frames
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- 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
- G02F1/133603—Direct backlight with LEDs
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- 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
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- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
【解決手段】液晶表示装置は、下部収納容器と、下部収納容器に配置された放熱部材と、放熱部材に配置された複数の点光源と、複数の点光源に電源を印加する複数の配線と、側面が複数の点光源と対向するように下部収納容器に収納される導光板とを含み、前記放熱部材は、複数の単位放熱部材からなる構造とする。
【選択図】図1
Description
Claims (11)
- 下部収納容器と、
前記下部収納容器に配置された放熱部材と、
前記放熱部材に配置された複数の点光源と、
前記複数の点光源に電源を印加する複数の配線と、
側面が前記複数の点光源と対向するように前記下部収納容器に収納される導光板とを含むことを特徴とする液晶表示装置。 - 前記放熱部材は、複数の単位放熱部材を含むことを特徴とする請求項1に記載の液晶表示装置。
- 前記複数の単位放熱部材は、互いに離隔されて所定の離隔間隔を有するように配置され、前記複数の配線は前記離隔間隔内に配置され、
前記各離隔間隔のサイズは、前記各離隔間隔に介在した前記複数の配線の直径の和より大きいことを特徴とする請求項2に記載の液晶表示装置。 - 前記下部収納容器は、床板、および前記床板のコーナーに形成された配線ガイド溝を含み、
前記複数の単位放熱部材は、互いに接触するように配置され、
前記複数の配線は、前記配線ガイド溝に配置されることを特徴とする請求項2に記載の液晶表示装置。 - 前記下部収納容器は、床板、および前記床板のコーナーに形成された配線ガイド溝を含み、
前記放熱部材は、前記下部収納容器の縁部に沿って一体で形成され、
前記複数の配線は、前記配線ガイド溝に配置され、
前記配線ガイド溝の深さは、前記各配線の直径より大きいことを特徴とする請求項1に記載の液晶表示装置。 - 前記点光源は、前記導光板の両側面に対向するように配置されるか、または前記導光板の各側面に対向するように配置されることを特徴とする請求項1に記載の液晶表示装置。
- 前記放熱部材は、放熱プレート、および前記放熱プレートと実質的に垂直に配置された放熱支持壁を含み、
前記複数の点光源は前記放熱支持壁に配置され、
前記放熱支持壁と密着し、前記複数の点光源が実装される整列板と、
前記導光板と前記放熱部材との間に前記導光板とオーバーラップされるように配置された反射シートと、
前記整列板に沿って前記放熱プレート上に配置され前記反射シートの縁部とオーバーラップされる追加反射シートとをさらに含むことを特徴とする請求項1に記載の液晶表示装置。 - 前記放熱部材は、熱伝導性を有するアルミニウムからなることを特徴とする請求項1に記載の液晶表示装置。
- 前記下部収納容器は、床板、前記床板を囲むように前記床板の一側面に形成された側壁、前記床板の他側面に突出した凹エンボス部、および前記凹エンボス部の間に前記凹エンボス部と反対方向に突出した凸エンボス部を含み、
前記導光板は、導光板移動防止溝をさらに含み、前記下部収納容器は、前記床板の前記一側面に形成された導光板移動防止突起をさらに含み、前記導光板移動防止突起は、前記導光板移動防止溝に挿入され、前記導光板の移動を防止し、
前記導光板上に配置され、光学シート移動防止溝を含む光学シートをさらに含み、前記下部収納容器は、前記床板の前記一側面に形成された光学シート移動防止突起をさらに含み、前記光学シート移動防止突起は、前記導光板移動防止溝および前記光学シート移動防止溝に挿入され、前記導光板および前記光学シートの移動を防止することを特徴とする請求項1に記載の液晶表示装置。 - 前記下部収納容器は、床板、前記床板を囲むように前記床板の一側面に形成された側壁、前記床板の他側面に突出した凹エンボス部、および前記凹エンボス部の間に前記凹エンボス部と反対方向に突出した凸エンボス部を含み、
前記凹エンボス部は、配線出口穴をさらに含み、
前記導光板の各側壁と対向し、前記複数の点光源が実装された複数の整列板をさらに含み、前記各整列板の一端から引き延ばされた配線は、前記床板の前記一側面、前記凹エンボス部に沿って配置され、前記配線出口穴を経て、前記床板の前記他側面に引き延ばされ、
前記配線出口穴に挿入され、前記配線を固定させる配線固定部をさらに含むことを特徴とする請求項1に記載の液晶表示装置。 - 前記下部収納容器は、床板、前記床板を囲むように前記床板の一側面に形成された側壁、前記床板の他側面に突出した凹エンボス部、および前記凹エンボス部の間に前記凹エンボス部と反対方向に突出した凸エンボス部を含み、
前記床板から前記凹エンボス部までの距離は、前記床板から前記凸エンボス部までの距離より大きく、
前記凸エンボス部の前記他側面に配置された点光源駆動回路基板をさらに含むことを特徴とする請求項1に記載の液晶表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020090038739A KR101574947B1 (ko) | 2009-05-01 | 2009-05-01 | 액정 표시 장치 |
KR10-2009-0038739 | 2009-05-01 |
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JP2014206719A Division JP5980868B2 (ja) | 2009-05-01 | 2014-10-07 | 液晶表示装置 |
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JP2010262292A true JP2010262292A (ja) | 2010-11-18 |
JP5631626B2 JP5631626B2 (ja) | 2014-11-26 |
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JP2010104739A Expired - Fee Related JP5631626B2 (ja) | 2009-05-01 | 2010-04-30 | 液晶表示装置 |
JP2014206719A Expired - Fee Related JP5980868B2 (ja) | 2009-05-01 | 2014-10-07 | 液晶表示装置 |
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JP (2) | JP5631626B2 (ja) |
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Cited By (9)
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WO2012073750A1 (ja) * | 2010-11-29 | 2012-06-07 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
JP2012138300A (ja) * | 2010-12-27 | 2012-07-19 | Toshiba Corp | テレビおよび電子機器 |
JP2012168257A (ja) * | 2011-02-10 | 2012-09-06 | Sony Corp | 表示装置 |
WO2012161153A1 (ja) * | 2011-05-26 | 2012-11-29 | シャープ株式会社 | バックライトユニット |
JP2013041811A (ja) * | 2011-08-16 | 2013-02-28 | Samsung Electronics Co Ltd | バックライトアセンブリ及びそれを含む表示装置 |
JP2014095792A (ja) * | 2012-11-09 | 2014-05-22 | Sharp Corp | 液晶表示装置 |
JP2014215361A (ja) * | 2013-04-23 | 2014-11-17 | 三菱電機株式会社 | 液晶表示装置 |
US9270924B2 (en) | 2010-12-27 | 2016-02-23 | Kabushiki Kaisha Toshiba | Television and electronic apparatus |
US9467641B2 (en) | 2010-12-27 | 2016-10-11 | Kabushiki Kaisha Toshiba | Television and electronic apparatus |
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KR101147415B1 (ko) * | 2010-06-16 | 2012-05-22 | 삼성모바일디스플레이주식회사 | 액정 표시 장치 |
TWI393522B (zh) * | 2010-08-19 | 2013-04-11 | Au Optronics Corp | 具有簡化支撐結構之面板模組及其可攜式電子裝置 |
KR20120082678A (ko) * | 2011-01-14 | 2012-07-24 | 삼성전자주식회사 | 백라이트유닛 및 그를 구비한 액정표시장치 |
JP2012155236A (ja) * | 2011-01-28 | 2012-08-16 | Funai Electric Co Ltd | 液晶モジュール |
KR101839377B1 (ko) * | 2011-03-09 | 2018-03-19 | 삼성디스플레이 주식회사 | 표시 장치 |
US8678603B2 (en) | 2011-03-29 | 2014-03-25 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module having elastic holder and liquid crystal display employing same |
CN102155689B (zh) * | 2011-03-29 | 2012-08-08 | 深圳市华星光电技术有限公司 | 一种背光模组 |
CN102506401A (zh) * | 2011-10-12 | 2012-06-20 | 深圳市华星光电技术有限公司 | 一种背光模组的背板、背光模组及液晶显示装置 |
FR2981434B1 (fr) * | 2011-10-14 | 2017-12-01 | Oya Sourcing | Luminaire |
KR20130040661A (ko) * | 2011-10-14 | 2013-04-24 | 삼성전자주식회사 | 백라이트 유닛과 이를 포함한 디스플레이 장치 |
CN104081113A (zh) * | 2012-02-17 | 2014-10-01 | 夏普株式会社 | 照明装置、显示装置以及电视接收装置 |
CN102628583A (zh) * | 2012-03-27 | 2012-08-08 | 深圳市华星光电技术有限公司 | 一种显示装置的外框、背光模组及液晶显示装置 |
CN102686072B (zh) * | 2012-06-05 | 2015-03-11 | 深圳市华星光电技术有限公司 | 一种背框及液晶显示装置 |
US20130321738A1 (en) * | 2012-06-05 | 2013-12-05 | Shenzhen China Star Optoelectronics Technology Co. Ltd. | Backframe and Liquid Crystal Display Device |
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Also Published As
Publication number | Publication date |
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US20100277664A1 (en) | 2010-11-04 |
JP5980868B2 (ja) | 2016-08-31 |
JP2015043094A (ja) | 2015-03-05 |
CN101876765A (zh) | 2010-11-03 |
CN101876765B (zh) | 2015-11-25 |
US9030621B2 (en) | 2015-05-12 |
US20150212259A1 (en) | 2015-07-30 |
KR101574947B1 (ko) | 2015-12-08 |
US9442244B2 (en) | 2016-09-13 |
KR20100119679A (ko) | 2010-11-10 |
JP5631626B2 (ja) | 2014-11-26 |
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