JP4862030B2 - バックライトアセンブリ及びこれを有する液晶表示装置 - Google Patents
バックライトアセンブリ及びこれを有する液晶表示装置 Download PDFInfo
- Publication number
- JP4862030B2 JP4862030B2 JP2008256392A JP2008256392A JP4862030B2 JP 4862030 B2 JP4862030 B2 JP 4862030B2 JP 2008256392 A JP2008256392 A JP 2008256392A JP 2008256392 A JP2008256392 A JP 2008256392A JP 4862030 B2 JP4862030 B2 JP 4862030B2
- Authority
- JP
- Japan
- Prior art keywords
- fixing
- light guide
- light
- mold frame
- liquid crystal
- 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 - Lifetime
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Classifications
-
- 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
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133317—Intermediate frames, e.g. between backlight housing and front frame
-
- 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
- G02F1/133322—Mechanical guidance or alignment of LCD panel support components
-
- 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
Landscapes
- 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)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Description
0、470に対応して形成され、前記トップモールドフレーム100が前記ボトムシャーシ400上に固定される時、前記第1及び第2結合部460、470と結合する。
200 ディスプレーユニット
300 バックライトアセンブリ
330 導光板
331a 第1固定凹所
332a 第2固定凹所
400 ボトムシャーシ
500 ボトムモールドフレーム
560 第1固定突起
570 第2固定突起
600 トップシャーシ
700 液晶表示モジュール
800 リアケース
900 フロントケース
1000 液晶表示装置
Claims (6)
- 光を発生するランプユニットと、
前記光の入射を受ける側面、入射された光を反射する反射面、及び前記入射された光及び反射された光を射出する射出面を含み、前記光をガイドし、前記側面のうちの少なくとも一つの側面の前記側面によって構成される角以外の部分に一つ以上の固定凹所が形成された導光ユニットと、
前記射出面と向き合う本体部と、一つ以上の固定ホールを有し前記本体部から延びる固定部とを含み、前記射出面上に配置されて前記導光ユニットから射出された光の輝度分布を均一にする光学シートと、
基底面、前記ランプユニット及び導光ユニットを収納する収納空間が形成されるように前記基底面から延びた第1乃至第4側壁、及び前記固定凹所に結合するために前記第1側壁及び前記第1側壁に対向する前記第2側壁のそれぞれから前記収納空間に向かって突出するように形成された一つ以上の固定突起を備える収納容器とを含み、
前記収納容器は、前記固定突起が形成された前記第1及び第2側壁に、前記第1及び第2側壁外部から前記第1及び第2側壁を貫通して、前記第1及び第2側壁のそれぞれの前記固定突起内部まで延びるように形成された外部ケースに固定するための一つ以上の締結孔を有し、
前記固定突起は、前記固定突起の上部面に前記一つ以上の固定ホールと結合するための一つ以上のシート固定突起を有し、
前記導光ユニットは、前記固定凹所が前記固定突起に結合されて前記収納容器に固定されることを特徴とするバックライトアセンブリ。 - 前記固定突起は、前記導光ユニットの側面と接して前記導光ユニットをガイドするガイド面と、前記収納容器の前記基底面と接する下部面と、前記下部面に対向する上部面とを含む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。
- 前記固定突起は、前記ガイド面と前記上部面との間に配置される傾斜面を有することを特徴とする請求項2に記載のバックライトアセンブリ。
- 前記導光ユニットの側面により画定される角のうち、前記ランプユニットに近接する角にキャッチングジョーが形成された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。
- 前記収納容器は、前記角に対応する位置に形成され、前記キャッチングジョーと係合するキャッチング突起を備えることを特徴とする請求項4に記載のバックライトアセンブリ。
- 前記バックライトアセンブリは、前記導光ユニットから漏洩した光を前記導光ユニットの前記反射面に反射するための反射板を更に含み、
前記反射板は、
前記反射面と向き合う第1反射面と、
前記第1反射面から延び前記側面と向き合う第2反射面とを備え、
前記第1及び第2反射面は、それぞれ前記固定突起に対応する位置に前記固定突起を露出させるための開口部を有し、
前記反射板は、前記開口部が前記固定突起に結合されて前記収納容器に固定され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。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2002-029663 | 2002-05-28 | ||
KR1020020029663A KR100840715B1 (ko) | 2002-05-28 | 2002-05-28 | 백 라이트 어셈블리 및 이를 갖는 액정 표시 장치 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003058279A Division JP4230796B2 (ja) | 2002-05-28 | 2003-03-05 | バックライトアセンブリ及びこれを有する液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009049017A JP2009049017A (ja) | 2009-03-05 |
JP4862030B2 true JP4862030B2 (ja) | 2012-01-25 |
Family
ID=29578159
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003058279A Expired - Lifetime JP4230796B2 (ja) | 2002-05-28 | 2003-03-05 | バックライトアセンブリ及びこれを有する液晶表示装置 |
JP2008256392A Expired - Lifetime JP4862030B2 (ja) | 2002-05-28 | 2008-10-01 | バックライトアセンブリ及びこれを有する液晶表示装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003058279A Expired - Lifetime JP4230796B2 (ja) | 2002-05-28 | 2003-03-05 | バックライトアセンブリ及びこれを有する液晶表示装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US6950154B2 (ja) |
JP (2) | JP4230796B2 (ja) |
KR (1) | KR100840715B1 (ja) |
CN (1) | CN100401160C (ja) |
TW (1) | TWI321235B (ja) |
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CN209928187U (zh) * | 2019-07-04 | 2020-01-10 | 北京京东方光电科技有限公司 | 背光模组及显示面板 |
CN110646966A (zh) * | 2019-09-30 | 2020-01-03 | 北京京东方专用显示科技有限公司 | 一种显示器的边框结构和显示器 |
CN210428033U (zh) * | 2019-10-31 | 2020-04-28 | 京东方科技集团股份有限公司 | 背光模组及显示装置 |
CN113126366A (zh) * | 2019-12-31 | 2021-07-16 | 乐金显示有限公司 | 背光单元和包括该背光单元的显示设备 |
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- 2003-02-28 US US10/377,508 patent/US6950154B2/en not_active Expired - Lifetime
- 2003-03-05 JP JP2003058279A patent/JP4230796B2/ja not_active Expired - Lifetime
- 2003-03-28 CN CNB031085091A patent/CN100401160C/zh not_active Expired - Lifetime
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TWI321235B (en) | 2010-03-01 |
JP4230796B2 (ja) | 2009-02-25 |
JP2009049017A (ja) | 2009-03-05 |
TW200307155A (en) | 2003-12-01 |
CN1461965A (zh) | 2003-12-17 |
CN100401160C (zh) | 2008-07-09 |
KR100840715B1 (ko) | 2008-06-23 |
KR20030091570A (ko) | 2003-12-03 |
US20060007708A1 (en) | 2006-01-12 |
JP2003346536A (ja) | 2003-12-05 |
US20030223020A1 (en) | 2003-12-04 |
US6950154B2 (en) | 2005-09-27 |
US7106393B2 (en) | 2006-09-12 |
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