CN100374933C - 背光组件及具有该背光组件的液晶显示设备 - Google Patents
背光组件及具有该背光组件的液晶显示设备 Download PDFInfo
- Publication number
- CN100374933C CN100374933C CNB031286224A CN03128622A CN100374933C CN 100374933 C CN100374933 C CN 100374933C CN B031286224 A CNB031286224 A CN B031286224A CN 03128622 A CN03128622 A CN 03128622A CN 100374933 C CN100374933 C CN 100374933C
- Authority
- CN
- China
- Prior art keywords
- light
- sidewall
- optical plate
- exterior
- exterior light
- 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
Links
Images
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
-
- 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
- G02B6/0018—Redirecting means on the surface of 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
-
- 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
-
- 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
- G02F1/133618—Illuminating devices for ambient light
-
- 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
- G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
Claims (30)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020022958A KR100883098B1 (ko) | 2002-04-26 | 2002-04-26 | 백라이트 어셈블리 및 이를 이용한 액정표시장치 |
KR22958/02 | 2002-04-26 | ||
KR22958/2002 | 2002-04-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1453614A CN1453614A (zh) | 2003-11-05 |
CN100374933C true CN100374933C (zh) | 2008-03-12 |
Family
ID=29244790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031286224A Expired - Fee Related CN100374933C (zh) | 2002-04-26 | 2003-04-28 | 背光组件及具有该背光组件的液晶显示设备 |
Country Status (5)
Country | Link |
---|---|
US (2) | US6929392B2 (zh) |
JP (1) | JP4537013B2 (zh) |
KR (1) | KR100883098B1 (zh) |
CN (1) | CN100374933C (zh) |
TW (1) | TW200307161A (zh) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100970268B1 (ko) | 2003-10-11 | 2010-07-16 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
JP4461778B2 (ja) * | 2003-11-19 | 2010-05-12 | 日本電気株式会社 | 携帯端末機器 |
TWI283320B (en) * | 2004-04-13 | 2007-07-01 | Au Optronics Corp | Backlight module and fixation mechanism thereof |
CN100339748C (zh) * | 2004-05-25 | 2007-09-26 | 友达光电股份有限公司 | 背光模组及其固定机构 |
KR100719540B1 (ko) * | 2004-11-18 | 2007-05-17 | 삼성에스디아이 주식회사 | 평판표시패널용 지지장치 및 이를 구비한 평판표시장치 |
TWM268609U (en) * | 2004-12-10 | 2005-06-21 | Innolux Display Corp | Back light module and liquid crystal display device |
TWI296063B (en) * | 2004-12-10 | 2008-04-21 | Au Optronics Corp | Backlight unit and housing thereof |
US7927004B2 (en) * | 2004-12-28 | 2011-04-19 | Sharp Kabushiki Kaisha | Backlight unit, and a display device including the same |
KR20060083627A (ko) * | 2005-01-18 | 2006-07-21 | 삼성전자주식회사 | 수납 용기, 이를 갖는 백라이트 어셈블리 및 표시 장치 |
CN100362410C (zh) * | 2005-01-26 | 2008-01-16 | 友达光电股份有限公司 | 一种背光模块结构 |
US20060187680A1 (en) * | 2005-02-23 | 2006-08-24 | An-Ching Yen | Notebook computer, back light module and light guide plate thereof |
TWI266935B (en) * | 2005-05-09 | 2006-11-21 | Jemitek Electronics | Display |
US7695178B2 (en) * | 2005-06-23 | 2010-04-13 | Samsung Electronics Co., Ltd | Light-guide plate, backlight assembly and liquid crystal display having the same |
CN1921499A (zh) * | 2005-08-26 | 2007-02-28 | 鸿富锦精密工业(深圳)有限公司 | 节电携带式电子装置 |
EP1780990B1 (en) * | 2005-10-26 | 2009-10-07 | Research In Motion Limited | System and method for providing ambient light to a display in an electronic device |
US7213955B1 (en) * | 2005-10-26 | 2007-05-08 | Research In Motion Limited | System and method for providing ambient light to a display in an electronic device |
JP4840129B2 (ja) * | 2006-12-25 | 2011-12-21 | ソニー株式会社 | バックライト装置およびバックライト装置を有する表示装置 |
JP4891114B2 (ja) * | 2007-02-20 | 2012-03-07 | 三菱電機株式会社 | 面状光源装置、及び表示装置 |
JP4962086B2 (ja) * | 2007-03-28 | 2012-06-27 | 日亜化学工業株式会社 | バックライトユニット |
KR100901616B1 (ko) * | 2007-07-06 | 2009-06-08 | 엘지이노텍 주식회사 | 수납장치 및 이를 가지는 표시장치 |
TW200905324A (en) * | 2007-07-26 | 2009-02-01 | Pegatron Co Ltd | Electronic device |
TWI385413B (zh) * | 2007-08-10 | 2013-02-11 | Chimei Innolux Corp | 電潤濕顯示器及其製造方法 |
TWI360001B (en) * | 2007-10-22 | 2012-03-11 | Coretronic Corp | Backlight module and light guide plate |
EP2237102A4 (en) * | 2008-03-25 | 2010-12-29 | Sharp Kk | LIQUID CRYSTAL DISPLAY DEVICE |
TW201003006A (en) * | 2008-07-01 | 2010-01-16 | Pegatron Corp | Light guiding element, light emitting module and electronic apparatus |
EP2161600A1 (en) * | 2008-09-09 | 2010-03-10 | TPO Displays Corp. | Liquid crystal display device containing a light guide |
US8149351B2 (en) * | 2008-12-08 | 2012-04-03 | 3M Innovative Properties Company | Passive and hybrid daylight-coupled backlights for sunlight viewable displays |
JP5298191B2 (ja) * | 2009-06-17 | 2013-09-25 | シャープ株式会社 | 表示装置、テレビ受信装置 |
US8339542B2 (en) * | 2009-06-26 | 2012-12-25 | 3M Innovative Properties Company | Passive and hybrid daylight-coupled N-stack and collapsible backlights for sunlight viewable displays |
US8228463B2 (en) * | 2009-11-18 | 2012-07-24 | 3M Innovative Properties Company | Passive daylight-coupled backlight with turning film having prisms with chaos for sunlight viewable displays |
CN102376199A (zh) * | 2010-08-11 | 2012-03-14 | 鸿富锦精密工业(深圳)有限公司 | 显示装置 |
KR20120017992A (ko) * | 2010-08-20 | 2012-02-29 | 삼성모바일디스플레이주식회사 | 표시 장치 |
US20120113674A1 (en) * | 2010-11-09 | 2012-05-10 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module and display apparatus |
US8384852B2 (en) | 2010-11-22 | 2013-02-26 | 3M Innovative Properties Company | Hybrid daylight-coupled backlights for sunlight viewable displays |
TWI467284B (zh) * | 2010-12-08 | 2015-01-01 | Au Optronics Corp | 背光模組 |
TWI447482B (zh) * | 2011-09-28 | 2014-08-01 | Au Optronics Corp | 顯示模組 |
KR101905779B1 (ko) | 2011-10-24 | 2018-10-10 | 삼성디스플레이 주식회사 | 표시 장치 |
GB2506140A (en) * | 2012-09-21 | 2014-03-26 | Adrian Lowes | An ambient light edge-lit sign |
CN102966909A (zh) * | 2012-11-02 | 2013-03-13 | 深圳市华星光电技术有限公司 | 背光模块及显示装置 |
KR102460231B1 (ko) * | 2015-12-24 | 2022-10-27 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 액정 표시 장치 |
KR102530803B1 (ko) * | 2016-08-31 | 2023-05-10 | 엘지디스플레이 주식회사 | 액정표시장치 |
WO2018143941A1 (en) * | 2017-01-31 | 2018-08-09 | Hewlett-Packard Development Company, L.P. | Collection and guiding of ambient light towards display layer |
CN107015365A (zh) * | 2017-04-19 | 2017-08-04 | 京东方科技集团股份有限公司 | 一种抬头显示设备和车辆 |
CN108227306B (zh) * | 2018-01-30 | 2021-01-26 | 京东方科技集团股份有限公司 | 一种背光模组及发光方法、显示装置 |
US10928575B2 (en) * | 2019-07-02 | 2021-02-23 | Dell Products L.P. | Beveled light guide plate |
KR20210148534A (ko) | 2020-05-29 | 2021-12-08 | 삼성디스플레이 주식회사 | 표시 장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0961155A1 (en) * | 1998-05-28 | 1999-12-01 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display |
JP2000081608A (ja) * | 1998-06-29 | 2000-03-21 | Sanyo Electric Co Ltd | 集光機構付液晶表示装置 |
US6273577B1 (en) * | 1997-10-31 | 2001-08-14 | Sanyo Electric Co., Ltd. | Light guide plate, surface light source using the light guide plate, and liquid crystal display using the surface light source |
US6369866B1 (en) * | 1998-02-19 | 2002-04-09 | Sanyo Electric Co., Ltd. | Liquid crystal display having a light collecting mechanism with a light transmitter optically connected to the light guide plate and light collector for collecting ambient light |
Family Cites Families (11)
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JP3395940B2 (ja) * | 1995-11-30 | 2003-04-14 | 株式会社日立製作所 | 液晶表示装置 |
JPH1068948A (ja) * | 1996-08-28 | 1998-03-10 | Sharp Corp | 透過型液晶表示装置 |
JPH11133237A (ja) * | 1997-10-31 | 1999-05-21 | Sanyo Electric Co Ltd | 導光板、その導光板を用いた面光源及び液晶表示装置 |
JP3316441B2 (ja) * | 1997-12-11 | 2002-08-19 | 三洋電機株式会社 | 導光板、その導光板を用いた面光源、液晶表示装置及び導光板の製造方法 |
JPH11174441A (ja) * | 1997-12-12 | 1999-07-02 | Sanyo Electric Co Ltd | 液晶表示装置 |
JP3515355B2 (ja) * | 1998-02-10 | 2004-04-05 | 三洋電機株式会社 | 液晶表示装置 |
JPH11337939A (ja) * | 1998-05-28 | 1999-12-10 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
JP2000019517A (ja) * | 1998-07-06 | 2000-01-21 | Hitachi Ltd | 反射型液晶表示装置 |
JP3296792B2 (ja) * | 1998-10-01 | 2002-07-02 | セイコーエプソン株式会社 | デジタルカメラ |
JP2002006142A (ja) * | 2000-06-20 | 2002-01-09 | Enplas Corp | 導光板,面光源装置及び画像表示装置 |
JP4048706B2 (ja) * | 2000-09-29 | 2008-02-20 | セイコーエプソン株式会社 | 照明装置、電気光学ユニットおよび電子機器 |
-
2002
- 2002-04-26 KR KR1020020022958A patent/KR100883098B1/ko not_active IP Right Cessation
-
2003
- 2003-02-14 US US10/366,829 patent/US6929392B2/en not_active Expired - Lifetime
- 2003-02-14 TW TW092103134A patent/TW200307161A/zh unknown
- 2003-04-16 JP JP2003111323A patent/JP4537013B2/ja not_active Expired - Fee Related
- 2003-04-28 CN CNB031286224A patent/CN100374933C/zh not_active Expired - Fee Related
-
2005
- 2005-07-12 US US11/179,396 patent/US7121710B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6273577B1 (en) * | 1997-10-31 | 2001-08-14 | Sanyo Electric Co., Ltd. | Light guide plate, surface light source using the light guide plate, and liquid crystal display using the surface light source |
US6369866B1 (en) * | 1998-02-19 | 2002-04-09 | Sanyo Electric Co., Ltd. | Liquid crystal display having a light collecting mechanism with a light transmitter optically connected to the light guide plate and light collector for collecting ambient light |
EP0961155A1 (en) * | 1998-05-28 | 1999-12-01 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display |
JP2000081608A (ja) * | 1998-06-29 | 2000-03-21 | Sanyo Electric Co Ltd | 集光機構付液晶表示装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100883098B1 (ko) | 2009-02-11 |
US20060002140A1 (en) | 2006-01-05 |
KR20030084302A (ko) | 2003-11-01 |
TW200307161A (en) | 2003-12-01 |
JP2004004766A (ja) | 2004-01-08 |
JP4537013B2 (ja) | 2010-09-01 |
CN1453614A (zh) | 2003-11-05 |
US6929392B2 (en) | 2005-08-16 |
US7121710B2 (en) | 2006-10-17 |
US20030201702A1 (en) | 2003-10-30 |
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