JP5599690B2 - バックライトアセンブリ及びこれを含む液晶表示装置 - Google Patents
バックライトアセンブリ及びこれを含む液晶表示装置 Download PDFInfo
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- JP5599690B2 JP5599690B2 JP2010234786A JP2010234786A JP5599690B2 JP 5599690 B2 JP5599690 B2 JP 5599690B2 JP 2010234786 A JP2010234786 A JP 2010234786A JP 2010234786 A JP2010234786 A JP 2010234786A JP 5599690 B2 JP5599690 B2 JP 5599690B2
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- light source
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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
-
- 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
- G02B6/0091—Positioning aspects of the light source relative to the light guide
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- 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
- 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
- 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
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Description
本発明のその他の具体的な内容は、発明の詳細な説明及び図面に記載されている。
Claims (8)
- 導光板と、
前記導光板の一側に配置される光源部と、
前記光源部の上部を覆う中間収納容器と、
前記中間収納容器に結合して前記導光板及び前記光源部を収納する下部収納容器と、
を含み、
前記下部収納容器は、
前記光源部が固定され、前記中間収納容器の内面に接する光源部固定フレームと、
前記導光板の下部に配置され前記光源部固定フレームに結合する筐体部と、
を含み、
前記光源部固定フレームは、
上面に前記筐体部が配置されるプレートと、
前記プレートに対して実質的に垂直に形成され前記光源部が実装された第1支持壁と、
前記中間収納容器の内面に接続され前記第1支持壁からエアーギャップ(air gap)分だけ離隔され前記第1支持壁と一体的に形成された第2支持壁とを含み、
前記エアーギャップは前記光源部からの熱を除去する空気循環通路を形成することを特徴とするバックライトアセンブリ。 - 前記プレートの上面は、前記筐体部の下面に接することを特徴とする請求項1に記載のバックライトアセンブリ。
- 前記第2支持壁は、前記中間収納容器の側壁の内面に対向することを特徴とする請求項1に記載のバックライトアセンブリ。
- 映像を表示する液晶パネルと、
前記液晶パネルの下部に配置される導光板と、
前記導光板の一側に配置される光源部と、
前記光源部の上部を覆う中間収納容器と、
前記中間収納容器に結合して前記導光板及び前記光源部を収納する下部収納容器と、
を含み、
前記下部収納容器は、
前記光源部が固定され、前記中間収納容器の内面に接する光源部固定フレームと、
前記導光板の下部に配置され前記光源部固定フレームに結合する筐体部とを含み、
前記光源部固定フレームは、
上面に前記筐体部が配置されるプレートと、
前記プレートに対して実質的に垂直に形成され前記光源部が実装された第1支持壁と、
前記中間収納容器の内面に接続され前記第1支持壁からエアーギャップ(air gap)分だけ離隔され前記第1支持壁と一体的に形成された第2支持壁とを含み、
前記エアーギャップは前記光源部からの熱を除去する空気循環通路を形成することを特徴とする液晶表示装置。 - 前記プレートの上面は、前記筐体部の下面に接することを特徴とする請求項4に記載の液晶表示装置。
- 前記第2支持壁は、前記中間収納容器の側壁の内面に対向することを特徴とする請求項5に記載の液晶表示装置。
- 前記プレートは、前記第1支持壁から延長され、第1幅を有する複数の第1部分と、第2幅を有する複数の第2部分と、を含み、
前記複数の第1部分は前記光源部固定フレームの前記光源の近くに位置し、前記複数の第2部分は前記複数の第1部分の間に位置することを特徴とする請求項5に記載の液晶表示装置。 - 前記筐体部は、前記光源部固定フレームの一部と重複して前記光源部固定フレームとの重複領域を形成し、
前記導光板は、前記光源部固定フレームの前記重複領域の上に位置し、
前記光源部は、前記筐体部と重複しないことを特徴とする請求項4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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KR10-2009-0099303 | 2009-10-19 | ||
KR1020090099303A KR101698754B1 (ko) | 2009-10-19 | 2009-10-19 | 백라이트 어셈블리 및 그를 포함하는 액정 표시 장치 |
Publications (2)
Publication Number | Publication Date |
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JP2011086627A JP2011086627A (ja) | 2011-04-28 |
JP5599690B2 true JP5599690B2 (ja) | 2014-10-01 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010234786A Expired - Fee Related JP5599690B2 (ja) | 2009-10-19 | 2010-10-19 | バックライトアセンブリ及びこれを含む液晶表示装置 |
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US (2) | US9140849B2 (ja) |
JP (1) | JP5599690B2 (ja) |
KR (1) | KR101698754B1 (ja) |
CN (2) | CN105093680B (ja) |
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CN107656395A (zh) * | 2017-09-08 | 2018-02-02 | 伟志光电(深圳)有限公司 | 一种铝铸件凸形曲面背光源 |
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CN113156705A (zh) * | 2021-04-28 | 2021-07-23 | 深圳市帝显电子有限公司 | 一种背光源安装框架 |
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JP3511591B2 (ja) * | 1999-07-05 | 2004-03-29 | 株式会社アドバンスト・ディスプレイ | 液晶表示装置 |
KR20060015202A (ko) | 2004-08-13 | 2006-02-16 | 삼성전자주식회사 | 평판 표시 장치용 복사 패드와, 이를 갖는 백라이트어셈블리 및 평판 표시 장치 |
KR20060089020A (ko) * | 2005-02-03 | 2006-08-08 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
JP2006269140A (ja) | 2005-03-23 | 2006-10-05 | Nippon Seiki Co Ltd | 照明装置 |
KR100790697B1 (ko) * | 2006-02-21 | 2008-01-02 | 삼성전기주식회사 | Led 백라이트 유닛 |
JP2007287463A (ja) * | 2006-04-17 | 2007-11-01 | Sharp Corp | 照明装置 |
JP4840121B2 (ja) * | 2006-04-20 | 2011-12-21 | 三菱電機株式会社 | 面状光源装置 |
KR20070121319A (ko) * | 2006-06-22 | 2007-12-27 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 포함하는 액정표시장치 |
KR101343106B1 (ko) * | 2006-12-04 | 2013-12-20 | 삼성디스플레이 주식회사 | 백라이트 어셈블리, 액정 표시 장치 및 도광판의 제조 방법 |
CN101017278A (zh) | 2007-03-09 | 2007-08-15 | 友达光电股份有限公司 | 一种侧光式背光模块 |
TW200903100A (en) | 2007-07-04 | 2009-01-16 | Au Optronics Corp | A backlight module |
CN100498470C (zh) | 2007-07-24 | 2009-06-10 | 友达光电股份有限公司 | 背光模块 |
JP4618310B2 (ja) | 2008-03-19 | 2011-01-26 | エプソンイメージングデバイス株式会社 | 照明装置、照明装置の組立て方法及び液晶表示装置 |
TWI417605B (zh) * | 2008-10-06 | 2013-12-01 | Au Optronics Corp | 液晶顯示裝置 |
CN101369069B (zh) * | 2008-10-23 | 2010-06-30 | 友达光电股份有限公司 | 液晶显示装置 |
KR101698754B1 (ko) * | 2009-10-19 | 2017-01-24 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 그를 포함하는 액정 표시 장치 |
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2009
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CN105093680B (zh) | 2019-10-25 |
US20110090426A1 (en) | 2011-04-21 |
JP2011086627A (ja) | 2011-04-28 |
US9140849B2 (en) | 2015-09-22 |
KR20110042574A (ko) | 2011-04-27 |
KR101698754B1 (ko) | 2017-01-24 |
CN102042542A (zh) | 2011-05-04 |
US20150370006A1 (en) | 2015-12-24 |
CN105093680A (zh) | 2015-11-25 |
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