CN1896839A - 发光单元和使用这种发光单元的液晶显示设备 - Google Patents
发光单元和使用这种发光单元的液晶显示设备 Download PDFInfo
- Publication number
- CN1896839A CN1896839A CNA2006101015828A CN200610101582A CN1896839A CN 1896839 A CN1896839 A CN 1896839A CN A2006101015828 A CNA2006101015828 A CN A2006101015828A CN 200610101582 A CN200610101582 A CN 200610101582A CN 1896839 A CN1896839 A CN 1896839A
- Authority
- CN
- China
- Prior art keywords
- guide plate
- light guide
- light
- diffusion material
- luminescence unit
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 128
- 238000009792 diffusion process Methods 0.000 claims abstract description 78
- 230000003287 optical effect Effects 0.000 claims abstract description 45
- 239000003086 colorant Substances 0.000 claims abstract description 28
- 238000004020 luminiscence type Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000013528 metallic particle Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk 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
- G02B6/0066—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
- G02B6/0013—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
- G02B6/0013—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
- G02B6/0028—Light guide, e.g. taper
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005202426A JP2007024915A (ja) | 2005-07-12 | 2005-07-12 | 照明装置及び該照明装置を備える液晶表示装置 |
JP2005202426 | 2005-07-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1896839A true CN1896839A (zh) | 2007-01-17 |
CN100526954C CN100526954C (zh) | 2009-08-12 |
Family
ID=37609385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101015828A Active CN100526954C (zh) | 2005-07-12 | 2006-07-12 | 发光单元和使用这种发光单元的液晶显示设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7597467B2 (zh) |
JP (1) | JP2007024915A (zh) |
KR (1) | KR100830072B1 (zh) |
CN (1) | CN100526954C (zh) |
TW (1) | TWI341950B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US8154689B2 (en) | 2007-04-26 | 2012-04-10 | Sharp Kabushiki Kaisha | Light emitting element and liquid crystal display apparatus |
CN101836039B (zh) * | 2007-11-05 | 2012-08-22 | 建兴电子科技股份有限公司 | 具颜色和色温变化的照明装置 |
TWI566008B (zh) * | 2013-01-17 | 2017-01-11 | 鴻海精密工業股份有限公司 | 擴散片及背光模組 |
CN107072467A (zh) * | 2014-12-05 | 2017-08-18 | 奥林巴斯株式会社 | 照明装置和内窥镜 |
WO2017197955A1 (zh) * | 2016-05-20 | 2017-11-23 | 京东方科技集团股份有限公司 | 导光元件及其制作方法以及背光模组 |
CN109709723A (zh) * | 2019-03-15 | 2019-05-03 | 京东方科技集团股份有限公司 | 导光板、背光模组和显示面板 |
Families Citing this family (30)
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US8317386B2 (en) * | 2006-07-24 | 2012-11-27 | Panasonic Corporation | Laser-lit planar illumination device and LCD using such device |
JP4856037B2 (ja) * | 2007-09-28 | 2012-01-18 | 富士フイルム株式会社 | 面状照明装置 |
US8714781B2 (en) * | 2007-10-09 | 2014-05-06 | Flex Lighting Ii, Llc | Light coupling into illuminated films |
US8434909B2 (en) | 2007-10-09 | 2013-05-07 | Flex Lighting Ii, Llc | Light emitting display with light mixing within a film |
JP5179908B2 (ja) * | 2008-03-12 | 2013-04-10 | スタンレー電気株式会社 | 面光源照明装置 |
GB2461907A (en) * | 2008-07-17 | 2010-01-20 | Sharp Kk | Angularly restricted display |
US8905610B2 (en) | 2009-01-26 | 2014-12-09 | Flex Lighting Ii, Llc | Light emitting device comprising a lightguide film |
MX2011007770A (es) | 2009-01-26 | 2011-11-04 | Flex Lighting Ii Llc | Iluminacion a traves de peliculas delgadas flexibles. |
US8917962B1 (en) | 2009-06-24 | 2014-12-23 | Flex Lighting Ii, Llc | Method of manufacturing a light input coupler and lightguide |
JP2011048081A (ja) * | 2009-08-26 | 2011-03-10 | Sony Corp | 光学素子、反射低減加工装置及び反射低減加工方法 |
US8459859B2 (en) * | 2010-02-11 | 2013-06-11 | Compal Electronics, Inc. | Decoration panel |
US9028123B2 (en) | 2010-04-16 | 2015-05-12 | Flex Lighting Ii, Llc | Display illumination device with a film-based lightguide having stacked incident surfaces |
MX2012012033A (es) | 2010-04-16 | 2013-05-20 | Flex Lighting Ii Llc | Dispositivo de iluminacion que comprende una guia de luz a base de pelicula. |
KR102038951B1 (ko) * | 2010-07-12 | 2019-10-31 | 다이니폰 인사츠 가부시키가이샤 | 표시 장치 |
US9103956B2 (en) | 2010-07-28 | 2015-08-11 | Flex Lighting Ii, Llc | Light emitting device with optical redundancy |
US20120083767A1 (en) * | 2010-10-01 | 2012-04-05 | The Johns Hopkins University | Implantable bioreactor for delivery of paracrine factors |
US20120120679A1 (en) * | 2010-11-16 | 2012-05-17 | Chi Lin Technology Co., Ltd. | Backlight module, light guide plate thereof and ink thereof |
KR101818252B1 (ko) * | 2010-11-26 | 2018-01-12 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 액정표시장치 |
WO2012122511A1 (en) | 2011-03-09 | 2012-09-13 | Flex Lighting Ii, Llc | Light emitting device with adjustable light output profile |
KR101417747B1 (ko) * | 2012-09-20 | 2014-07-10 | 주식회사 토비스 | 백라이트 유닛, 그리고 이를 포함하는 액정 표시 장치와 게임 머신 |
WO2014096998A1 (en) * | 2012-12-19 | 2014-06-26 | Koninklijke Philips N.V. | Illumination device and illumination system comprising an illumination device |
CN103912797A (zh) * | 2013-01-06 | 2014-07-09 | 纬创资通股份有限公司 | 背光模块 |
US9566751B1 (en) | 2013-03-12 | 2017-02-14 | Flex Lighting Ii, Llc | Methods of forming film-based lightguides |
US11009646B2 (en) | 2013-03-12 | 2021-05-18 | Azumo, Inc. | Film-based lightguide with interior light directing edges in a light mixing region |
US9690032B1 (en) | 2013-03-12 | 2017-06-27 | Flex Lighting Ii Llc | Lightguide including a film with one or more bends |
CN204573715U (zh) * | 2015-04-21 | 2015-08-19 | 北京京东方茶谷电子有限公司 | 一种led灯条、背光源及显示装置 |
CN104832885A (zh) * | 2015-04-24 | 2015-08-12 | 深圳市华星光电技术有限公司 | 液晶显示器、背光模组及其导光板 |
CN113272693B (zh) | 2018-08-30 | 2023-06-13 | 阿祖莫公司 | 具有角度变化的漫射膜的基于膜的前光源 |
WO2020142731A1 (en) | 2019-01-03 | 2020-07-09 | Flex Lighting Ii, Llc | Reflective display comprising a lightguide and light turning film creating multiple illumination peaks |
WO2021022307A1 (en) | 2019-08-01 | 2021-02-04 | Flex Lighting Ii, Llc | Lightguide with a light input edge between lateral edges of a folded strip |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50107958A (zh) * | 1974-01-31 | 1975-08-25 | ||
JPH0926510A (ja) | 1995-07-11 | 1997-01-28 | Sekisui Plastics Co Ltd | 導光板 |
DE19538893A1 (de) * | 1995-10-19 | 1997-04-24 | Bosch Gmbh Robert | Beleuchtungskörper mit einem Diffusor |
JPH09325336A (ja) * | 1996-06-03 | 1997-12-16 | Keiji Iimura | 面状光源装置と面状光源付き受動型表示装置 |
US5913594A (en) * | 1997-02-25 | 1999-06-22 | Iimura; Keiji | Flat panel light source device and passive display device utilizing the light source device |
US6361180B1 (en) * | 1997-02-25 | 2002-03-26 | Keiji Iimura | Light diffusing apparatus using light guide |
JP2000036209A (ja) | 1998-07-17 | 2000-02-02 | Matsushita Electric Ind Co Ltd | 線状光源およびそれを用いた液晶表示装置 |
JP4221816B2 (ja) * | 1999-02-03 | 2009-02-12 | 日亜化学工業株式会社 | 導光板及びそれを用いた面状発光装置、および、導光板の製造方法 |
JP4411732B2 (ja) | 2000-03-02 | 2010-02-10 | 日亜化学工業株式会社 | 面状発光装置 |
JP2002175713A (ja) * | 2000-09-26 | 2002-06-21 | Matsushita Electric Works Ltd | 面光源装置 |
JP2003015133A (ja) * | 2001-04-27 | 2003-01-15 | Citizen Watch Co Ltd | 液晶表示装置 |
CN1276298C (zh) * | 2001-06-01 | 2006-09-20 | 皇家菲利浦电子有限公司 | 小型照明系统及显示装置 |
JP3514741B2 (ja) * | 2001-06-11 | 2004-03-31 | 富士通化成株式会社 | 液晶照明装置 |
JP4059710B2 (ja) * | 2001-10-23 | 2008-03-12 | シャープ株式会社 | 防眩性フィルム及び偏光素子及び表示装置の製造方法 |
JP4153776B2 (ja) * | 2002-11-07 | 2008-09-24 | 三菱電機株式会社 | 面状光源装置および該装置を用いた液晶表示装置 |
AU2003289149A1 (en) * | 2002-12-18 | 2004-07-09 | Sharp Kabushiki Kaisha | Light guide plate, illuminating device using same, area light source and display |
JP4091414B2 (ja) * | 2002-12-18 | 2008-05-28 | 三菱電機株式会社 | 面状光源装置、表示装置及び液晶表示装置 |
TW200517688A (en) * | 2003-09-12 | 2005-06-01 | Zeon Corp | Illuminating apparatus and liquid crystal display |
JP2005142002A (ja) * | 2003-11-06 | 2005-06-02 | Toyota Industries Corp | 照明装置及び表示装置 |
JP2005158370A (ja) | 2003-11-21 | 2005-06-16 | Toyota Industries Corp | 面状光源装置及び液晶表示装置 |
JP2005183124A (ja) * | 2003-12-18 | 2005-07-07 | Matsushita Electric Ind Co Ltd | 面状光源および液晶表示装置 |
US7322731B2 (en) * | 2005-06-24 | 2008-01-29 | 3M Innovative Properties Company | Color mixing illumination light unit and system using same |
-
2005
- 2005-07-12 JP JP2005202426A patent/JP2007024915A/ja active Pending
-
2006
- 2006-07-06 TW TW095124622A patent/TWI341950B/zh active
- 2006-07-07 US US11/481,892 patent/US7597467B2/en active Active
- 2006-07-11 KR KR1020060064800A patent/KR100830072B1/ko active IP Right Grant
- 2006-07-12 CN CNB2006101015828A patent/CN100526954C/zh active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8154689B2 (en) | 2007-04-26 | 2012-04-10 | Sharp Kabushiki Kaisha | Light emitting element and liquid crystal display apparatus |
CN101836039B (zh) * | 2007-11-05 | 2012-08-22 | 建兴电子科技股份有限公司 | 具颜色和色温变化的照明装置 |
TWI566008B (zh) * | 2013-01-17 | 2017-01-11 | 鴻海精密工業股份有限公司 | 擴散片及背光模組 |
CN107072467A (zh) * | 2014-12-05 | 2017-08-18 | 奥林巴斯株式会社 | 照明装置和内窥镜 |
US10564411B2 (en) | 2014-12-05 | 2020-02-18 | Olympus Corporation | Illumination device and endoscope |
WO2017197955A1 (zh) * | 2016-05-20 | 2017-11-23 | 京东方科技集团股份有限公司 | 导光元件及其制作方法以及背光模组 |
US10274664B2 (en) | 2016-05-20 | 2019-04-30 | Boe Technology Group Co., Ltd. | Light guide element, manufacturing method thereof and backlight assembly |
CN109709723A (zh) * | 2019-03-15 | 2019-05-03 | 京东方科技集团股份有限公司 | 导光板、背光模组和显示面板 |
Also Published As
Publication number | Publication date |
---|---|
KR100830072B1 (ko) | 2008-05-16 |
TWI341950B (en) | 2011-05-11 |
KR20070008415A (ko) | 2007-01-17 |
TW200702841A (en) | 2007-01-16 |
US7597467B2 (en) | 2009-10-06 |
JP2007024915A (ja) | 2007-02-01 |
CN100526954C (zh) | 2009-08-12 |
US20070014110A1 (en) | 2007-01-18 |
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Owner name: NIPPON ELECTRIC CO., LTD. Free format text: FORMER OWNER: NEC LCD TECHNOLOGY CO.,LTD Effective date: 20100613 |
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Effective date of registration: 20230525 Address after: Floor 4, No. 15, Lane 168, Xingshan Road, Neihu District, Taipei City, Taiwan, China, 114762, China Patentee after: HANNSTAR DISPLAY Corp. Address before: Apia, hiSoft center, No. 217 mailbox Patentee before: Jinzhen Co.,Ltd. |
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