TWI274205B - Backlighting transmissive displays - Google Patents
Backlighting transmissive displays Download PDFInfo
- Publication number
- TWI274205B TWI274205B TW091118413A TW91118413A TWI274205B TW I274205 B TWI274205 B TW I274205B TW 091118413 A TW091118413 A TW 091118413A TW 91118413 A TW91118413 A TW 91118413A TW I274205 B TWI274205 B TW I274205B
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- chamber
- adjuster
- backlight assembly
- reflector
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 14
- 238000009792 diffusion process Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 16
- 230000008901 benefit Effects 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000010287 polarization Effects 0.000 abstract description 13
- 238000009826 distribution Methods 0.000 abstract description 8
- 238000005286 illumination Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000012528 membrane Substances 0.000 description 5
- 239000002991 molded plastic Substances 0.000 description 5
- 238000005065 mining Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 238000001723 curing Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000001429 visible spectrum Methods 0.000 description 1
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
- G02B6/0023—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
- G02B6/0031—Reflecting element, sheet or layer
-
- 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)
- 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)
- Liquid Crystal Substances (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/949,948 US6663262B2 (en) | 2001-09-10 | 2001-09-10 | Backlighting transmissive displays |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWI274205B true TWI274205B (en) | 2007-02-21 |
Family
ID=25489722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW091118413A TWI274205B (en) | 2001-09-10 | 2002-08-15 | Backlighting transmissive displays |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US6663262B2 (enExample) |
| EP (1) | EP1425538B1 (enExample) |
| JP (1) | JP4331602B2 (enExample) |
| KR (1) | KR100860890B1 (enExample) |
| CN (1) | CN100422820C (enExample) |
| AT (1) | ATE381723T1 (enExample) |
| DE (1) | DE60224206T2 (enExample) |
| TW (1) | TWI274205B (enExample) |
| WO (1) | WO2003023277A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI410592B (zh) * | 2008-12-24 | 2013-10-01 | Lg Display Co Ltd | 光照射裝置 |
Families Citing this family (98)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5910854A (en) * | 1993-02-26 | 1999-06-08 | Donnelly Corporation | Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices |
| US5668663A (en) * | 1994-05-05 | 1997-09-16 | Donnelly Corporation | Electrochromic mirrors and devices |
| US6891563B2 (en) | 1996-05-22 | 2005-05-10 | Donnelly Corporation | Vehicular vision system |
| US6124886A (en) | 1997-08-25 | 2000-09-26 | Donnelly Corporation | Modular rearview mirror assembly |
| US6172613B1 (en) | 1998-02-18 | 2001-01-09 | Donnelly Corporation | Rearview mirror assembly incorporating vehicle information display |
| US8294975B2 (en) | 1997-08-25 | 2012-10-23 | Donnelly Corporation | Automotive rearview mirror assembly |
| US6326613B1 (en) | 1998-01-07 | 2001-12-04 | Donnelly Corporation | Vehicle interior mirror assembly adapted for containing a rain sensor |
| US8288711B2 (en) | 1998-01-07 | 2012-10-16 | Donnelly Corporation | Interior rearview mirror system with forwardly-viewing camera and a control |
| US6445287B1 (en) | 2000-02-28 | 2002-09-03 | Donnelly Corporation | Tire inflation assistance monitoring system |
| US6477464B2 (en) | 2000-03-09 | 2002-11-05 | Donnelly Corporation | Complete mirror-based global-positioning system (GPS) navigation solution |
| US6693517B2 (en) | 2000-04-21 | 2004-02-17 | Donnelly Corporation | Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants |
| US6329925B1 (en) | 1999-11-24 | 2001-12-11 | Donnelly Corporation | Rearview mirror assembly with added feature modular display |
| US7004593B2 (en) | 2002-06-06 | 2006-02-28 | Donnelly Corporation | Interior rearview mirror system with compass |
| US7167796B2 (en) | 2000-03-09 | 2007-01-23 | Donnelly Corporation | Vehicle navigation system for use with a telematics system |
| US7370983B2 (en) | 2000-03-02 | 2008-05-13 | Donnelly Corporation | Interior mirror assembly with display |
| US7855755B2 (en) * | 2005-11-01 | 2010-12-21 | Donnelly Corporation | Interior rearview mirror assembly with display |
| AU2001243285A1 (en) | 2000-03-02 | 2001-09-12 | Donnelly Corporation | Video mirror systems incorporating an accessory module |
| US7581859B2 (en) | 2005-09-14 | 2009-09-01 | Donnelly Corp. | Display device for exterior rearview mirror |
| AU2002251807A1 (en) | 2001-01-23 | 2002-08-19 | Donnelly Corporation | Improved vehicular lighting system for a mirror assembly |
| US7255451B2 (en) | 2002-09-20 | 2007-08-14 | Donnelly Corporation | Electro-optic mirror cell |
| US6948840B2 (en) * | 2001-11-16 | 2005-09-27 | Everbrite, Llc | Light emitting diode light bar |
| US6918674B2 (en) | 2002-05-03 | 2005-07-19 | Donnelly Corporation | Vehicle rearview mirror system |
| US7329013B2 (en) | 2002-06-06 | 2008-02-12 | Donnelly Corporation | Interior rearview mirror system with compass |
| US7310177B2 (en) | 2002-09-20 | 2007-12-18 | Donnelly Corporation | Electro-optic reflective element assembly |
| US7274501B2 (en) | 2002-09-20 | 2007-09-25 | Donnelly Corporation | Mirror reflective element assembly |
| US6886954B2 (en) * | 2002-12-23 | 2005-05-03 | Intel Corporation | System and method for processing light in an electronic display system |
| US20040207774A1 (en) * | 2003-04-17 | 2004-10-21 | Gothard David L. | Illumination apparatus for LCD/organic displays |
| US7289037B2 (en) | 2003-05-19 | 2007-10-30 | Donnelly Corporation | Mirror assembly for vehicle |
| US7557876B2 (en) | 2003-07-25 | 2009-07-07 | Nitto Denko Corporation | Anisotropic fluorescent thin crystal film and backlight system and liquid crystal display incorporating the same |
| US7446924B2 (en) | 2003-10-02 | 2008-11-04 | Donnelly Corporation | Mirror reflective element assembly including electronic component |
| US7308341B2 (en) | 2003-10-14 | 2007-12-11 | Donnelly Corporation | Vehicle communication system |
| US7303322B2 (en) * | 2003-12-23 | 2007-12-04 | 3M Innovative Properties Company | Multiple lightguide backlight |
| US7223005B2 (en) * | 2003-12-23 | 2007-05-29 | Lamb David J | Hybrid lightguide backlight |
| US7213939B2 (en) | 2004-03-02 | 2007-05-08 | Hewlett-Packard Development Company, L.P. | Hue adjusting lighting system |
| US7450194B2 (en) | 2004-03-04 | 2008-11-11 | Nitto Denko Corporation | Polarized interference recycling backlight module and liquid crystal display incorporating the same |
| US7733443B2 (en) | 2004-03-09 | 2010-06-08 | Nitto Denko Corporation | LCD comprising backlight and reflective polarizer on front panel |
| US7456915B2 (en) | 2004-03-26 | 2008-11-25 | Nitto Denko Corporation | Liquid crystal display panel with broadband interference polarizers |
| TWI293135B (en) * | 2004-06-08 | 2008-02-01 | Prodisc Technology Inc | Liquid crystal display and backlight module |
| TWI293707B (en) * | 2004-06-08 | 2008-02-21 | Prodisc Technology Inc | Liquid crystal display and backlight module |
| JP4746301B2 (ja) * | 2004-10-01 | 2011-08-10 | ライツ・アドバンスト・テクノロジー株式会社 | バックライトユニット |
| DE202005016373U1 (de) * | 2004-11-09 | 2005-12-29 | Element Displays Dr. Wiemer Gmbh | Flüssigkristall-Anzeigevorrichtung |
| CN100395616C (zh) * | 2004-12-11 | 2008-06-18 | 鸿富锦精密工业（深圳）有限公司 | 聚光片及采用该聚光片的背光模组 |
| GB0427607D0 (en) * | 2004-12-16 | 2005-01-19 | Microsharp Corp Ltd | Structured optical film |
| US7559664B1 (en) | 2004-12-27 | 2009-07-14 | John V. Walleman | Low profile backlighting using LEDs |
| CN100406993C (zh) * | 2005-02-01 | 2008-07-30 | 精碟科技股份有限公司 | 液晶显示装置及其背光模组 |
| US7626749B2 (en) | 2005-05-16 | 2009-12-01 | Donnelly Corporation | Vehicle mirror assembly with indicia at reflective element |
| KR20060120373A (ko) * | 2005-05-19 | 2006-11-27 | 삼성전자주식회사 | 백라이트 유닛 및 이를 채용한 액정표시장치 |
| US20070081361A1 (en) * | 2005-10-12 | 2007-04-12 | Donald Clary | Light emitting diode backlight for liquid crystal displays |
| KR100699487B1 (ko) * | 2005-10-18 | 2007-03-26 | 엘지전자 주식회사 | 광제공부 및 이를 포함하는 백라이트 유닛 |
| TWI331694B (en) * | 2005-10-20 | 2010-10-11 | Ind Tech Res Inst | Back-lighted structure |
| DE102005057166A1 (de) * | 2005-11-30 | 2007-05-31 | BSH Bosch und Siemens Hausgeräte GmbH | Anzeigeelement für ein elektrisches Gerät |
| CN101511641B (zh) | 2006-08-01 | 2015-09-23 | 3M创新有限公司 | 照明装置 |
| KR100829015B1 (ko) * | 2006-08-22 | 2008-05-14 | 엘지전자 주식회사 | 면 광원 장치, 이를 구비한 백라이트 유닛 및 액정 표시장치 |
| WO2008035256A2 (en) * | 2006-09-19 | 2008-03-27 | Koninklijke Philips Electronics N.V. | Illumination system, luminaire and display device |
| US7548677B2 (en) * | 2006-10-12 | 2009-06-16 | Microsoft Corporation | Interactive display using planar radiation guide |
| CN101529156B (zh) * | 2006-10-16 | 2012-03-21 | 皇家飞利浦电子股份有限公司 | 照明设备 |
| CN101681057B (zh) | 2007-05-20 | 2012-07-04 | 3M创新有限公司 | 光循环型薄壁中空腔体背光源 |
| TWI467283B (zh) | 2007-05-20 | 2015-01-01 | 3M Innovative Properties Co | 具有半反射鏡組件之再循環背光 |
| US8469575B2 (en) | 2007-05-20 | 2013-06-25 | 3M Innovative Properties Company | Backlight and display system using same |
| TWI439641B (zh) | 2007-05-20 | 2014-06-01 | 3M Innovative Properties Co | 用於側面發光型背光之準直光注入器 |
| WO2008152561A1 (en) * | 2007-06-14 | 2008-12-18 | Koninklijke Philips Electronics N.V. | Led-based luminaire with adjustable beam shape |
| TWM327550U (en) * | 2007-09-13 | 2008-02-21 | Kun Dian Photoelectric Entpr Co | LED lamp structure with light-guiding plate |
| JP2009099271A (ja) * | 2007-10-12 | 2009-05-07 | Harison Toshiba Lighting Corp | 中空式面照明装置 |
| TWI494655B (zh) | 2008-02-07 | 2015-08-01 | 3M Innovative Properties Co | 具有結構性薄膜之空孔背光裝置及具有該空孔背光裝置之顯示器 |
| CN101952646B (zh) | 2008-02-22 | 2014-01-29 | 3M创新有限公司 | 具有选定的输出光通量分布的背光源及使用该背光源的显示系统 |
| US8177382B2 (en) * | 2008-03-11 | 2012-05-15 | Cree, Inc. | Apparatus and methods for multiplanar optical diffusers and display panels for using the same |
| US8154418B2 (en) * | 2008-03-31 | 2012-04-10 | Magna Mirrors Of America, Inc. | Interior rearview mirror system |
| FR2931748B1 (fr) * | 2008-05-29 | 2010-12-10 | Faurecia Interieur Ind | Element d'habillage interieur lumineux, porte et vehicule automobile correspondant. |
| US8757858B2 (en) | 2008-06-04 | 2014-06-24 | 3M Innovative Properties Company | Hollow backlight with tilted light source |
| US8206012B2 (en) | 2008-06-30 | 2012-06-26 | Production Resource Group, Llc | Layered dimmer system |
| US8424905B2 (en) * | 2008-10-02 | 2013-04-23 | Faurecia Interieur Industrie | Interior trim assembly for a motor vehicle and motor vehicle |
| US9487144B2 (en) | 2008-10-16 | 2016-11-08 | Magna Mirrors Of America, Inc. | Interior mirror assembly with display |
| KR101040769B1 (ko) * | 2008-10-23 | 2011-06-10 | 김중철 | 횡단보도용 차단기 |
| ES2540971T3 (es) * | 2008-10-30 | 2015-07-15 | Faurecia Interieur Industrie | Proceso para la fabricación de una parte de revestimiento interior de automóvil con una cubierta de airbag y la máquina asociada |
| JP5261245B2 (ja) * | 2009-03-26 | 2013-08-14 | 株式会社ジャパンディスプレイウェスト | バックライトおよび表示撮像装置 |
| RU2491474C1 (ru) * | 2009-06-30 | 2013-08-27 | Шарп Кабусики Кайся | Осветительное устройство, устройство отображения и телевизионный приемник |
| KR101649695B1 (ko) * | 2009-08-04 | 2016-08-22 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 설계 방법 |
| US9341887B2 (en) | 2009-09-11 | 2016-05-17 | Dolby Laboratories Licensing Corporation | Displays with a backlight incorporating reflecting layer |
| US20110193872A1 (en) * | 2010-02-09 | 2011-08-11 | 3M Innovative Properties Company | Control system for hybrid daylight-coupled backlights for sunlight viewable displays |
| EP2450612B1 (en) | 2010-11-08 | 2014-04-30 | LG Innotek Co., Ltd. | Lighting apparatus |
| JP5406225B2 (ja) * | 2010-12-06 | 2014-02-05 | エルジー イノテック カンパニー リミテッド | バックライトユニット |
| CN102121643A (zh) * | 2011-01-31 | 2011-07-13 | 马瑞利汽车电子(广州)有限公司 | 一种背光模组 |
| CN103133941B (zh) * | 2011-12-01 | 2016-05-18 | 扬升照明股份有限公司 | 背光模组 |
| JP6066564B2 (ja) * | 2012-01-30 | 2017-01-25 | スリーエム イノベイティブ プロパティズ カンパニー | 照明装置 |
| KR20140088679A (ko) * | 2013-01-03 | 2014-07-11 | 삼성디스플레이 주식회사 | 백라이트 어셈블리와 이를 이용한 표시 장치 |
| US9958601B2 (en) * | 2013-09-19 | 2018-05-01 | University Of Utah Research Foundation | Display backlight |
| US9690041B2 (en) * | 2013-12-17 | 2017-06-27 | Seoul Semiconductor Co., Ltd. | Air cavity LED backlight unit |
| CN104763919B (zh) * | 2014-01-08 | 2017-04-12 | 扬升照明股份有限公司 | 光源模块 |
| KR20160132972A (ko) | 2014-03-18 | 2016-11-21 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 근안 디스플레이를 위한 저프로파일 이미지 조합기 |
| DE202014104900U1 (de) * | 2014-10-15 | 2016-01-18 | Zumtobel Lighting Gmbh | Leuchte zur Verwendung als Wallwasher |
| WO2016064947A1 (en) | 2014-10-23 | 2016-04-28 | Corning Incorporated | A light diffusing component and a method of manufacturing a light diffusing component |
| CN104793398A (zh) * | 2015-04-08 | 2015-07-22 | 康佳集团股份有限公司 | 一种背光模组及背投式液晶电视 |
| CN104793284A (zh) * | 2015-04-30 | 2015-07-22 | 武汉华星光电技术有限公司 | 导光板、背光模块及液晶显示器 |
| JP6698822B2 (ja) * | 2015-09-05 | 2020-05-27 | レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． | 二方向コリメータ |
| KR102493918B1 (ko) * | 2016-03-09 | 2023-02-01 | 삼성전자주식회사 | 디스플레이 장치 |
| US10705289B2 (en) * | 2018-06-14 | 2020-07-07 | Sharp Kabushiki Kaisha | Lighting device and display device |
| US12197646B2 (en) * | 2021-06-30 | 2025-01-14 | Semiconductor Energy Laboratory Co., Ltd. | Electronic device |
| KR20250008848A (ko) * | 2022-05-18 | 2025-01-16 | 엘지전자 주식회사 | 프레넬 렌즈 및 그를 갖는 영상 생성 장치 |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2198867A (en) * | 1986-12-17 | 1988-06-22 | Philips Electronic Associated | A liquid crystal display illumination system |
| US4874228A (en) * | 1987-03-24 | 1989-10-17 | Minnesota Mining And Manufacturing Company | Back-lit display |
| JPS6444336A (en) * | 1987-08-10 | 1989-02-16 | Nissan Motor | Vehicle display device |
| US5283563A (en) * | 1990-03-20 | 1994-02-01 | General Electric Company | Backlighting of nematic curvilinear aligned phase liquid crystal display panels |
| US5190370A (en) | 1991-08-21 | 1993-03-02 | Minnesota Mining And Manufacturing Company | High aspect ratio lighting element |
| JPH05249459A (ja) * | 1992-03-06 | 1993-09-28 | Sharp Corp | 液晶表示装置 |
| US5390276A (en) * | 1992-10-08 | 1995-02-14 | Briteview Technologies | Backlighting assembly utilizing microprisms and especially suitable for use with a liquid crystal display |
| US5387921A (en) * | 1992-10-08 | 1995-02-07 | Panocorp Display Systems | Scanning back illuminating light source for liquid crystal and other displays |
| JP3362900B2 (ja) * | 1993-03-09 | 2003-01-07 | 富士通株式会社 | 面発光装置 |
| US5440197A (en) * | 1993-10-05 | 1995-08-08 | Tir Technologies, Inc. | Backlighting apparatus for uniformly illuminating a display panel |
| US6313892B2 (en) | 1993-10-05 | 2001-11-06 | Teledyne Lighting And Display Products, Inc. | Light source utilizing reflective cavity having sloped side surfaces |
| US5471348A (en) | 1994-05-13 | 1995-11-28 | Minnesota Mining And Manufacturing Company | Directed reflection optical device |
| WO1996017207A1 (en) | 1994-11-29 | 1996-06-06 | Precision Lamp, Inc. | Edge light for panel display |
| JP3251452B2 (ja) | 1995-01-31 | 2002-01-28 | シャープ株式会社 | 液晶表示装置におけるバックライト装置 |
| JP3821849B2 (ja) | 1995-08-23 | 2006-09-13 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | フラットパネル画像表示装置用照明装置 |
| DE69622198T2 (de) * | 1995-10-18 | 2003-03-06 | Minnesota Mining & Mfg | Lichtleiter mit totaler interner reflexion |
| DE19538893A1 (de) | 1995-10-19 | 1997-04-24 | Bosch Gmbh Robert | Beleuchtungskörper mit einem Diffusor |
| US5931576A (en) * | 1996-02-26 | 1999-08-03 | North American Lighting, Inc. | Optical coupler for distributive lighting system |
| US5825543A (en) * | 1996-02-29 | 1998-10-20 | Minnesota Mining And Manufacturing Company | Diffusely reflecting polarizing element including a first birefringent phase and a second phase |
| US6164789A (en) | 1996-07-12 | 2000-12-26 | Honeywell International Inc. | Illumination sources and systems |
| WO1998033006A2 (en) | 1997-01-13 | 1998-07-30 | Minnesota Mining And Manufacturing Company | Luminaire device |
| EP0879991A3 (en) | 1997-05-13 | 1999-04-21 | Matsushita Electric Industrial Co., Ltd. | Illuminating system |
| US5976686A (en) * | 1997-10-24 | 1999-11-02 | 3M Innovative Properties Company | Diffuse reflective articles |
| US6285426B1 (en) * | 1998-07-06 | 2001-09-04 | Motorola, Inc. | Ridged reflector having optically transmissive properties for an optical display device |
| US6005649A (en) * | 1998-07-22 | 1999-12-21 | Rainbow Displays, Inc. | Tiled, flat-panel microdisplay array having visually imperceptible seams |
| US20010036546A1 (en) * | 1999-08-03 | 2001-11-01 | Kaytor Scott R. | Dimensionally stabilized diffuse reflective articles |
| GB0006327D0 (en) | 2000-03-16 | 2000-05-03 | 3M Innovative Properties Co | Light guides suitable for illuminated displays |
| US6282029B1 (en) | 2000-05-02 | 2001-08-28 | Agilent Technologies, Inc. | Compact display system |
| US6592234B2 (en) * | 2001-04-06 | 2003-07-15 | 3M Innovative Properties Company | Frontlit display |
-
2001
- 2001-09-10 US US09/949,948 patent/US6663262B2/en not_active Expired - Lifetime
-
2002
- 2002-07-31 CN CNB028222571A patent/CN100422820C/zh not_active Expired - Fee Related
- 2002-07-31 AT AT02750394T patent/ATE381723T1/de not_active IP Right Cessation
- 2002-07-31 EP EP02750394A patent/EP1425538B1/en not_active Expired - Lifetime
- 2002-07-31 DE DE60224206T patent/DE60224206T2/de not_active Expired - Lifetime
- 2002-07-31 JP JP2003527312A patent/JP4331602B2/ja not_active Expired - Fee Related
- 2002-07-31 WO PCT/US2002/024510 patent/WO2003023277A1/en not_active Ceased
- 2002-07-31 KR KR1020047003476A patent/KR100860890B1/ko not_active Expired - Fee Related
- 2002-08-15 TW TW091118413A patent/TWI274205B/zh not_active IP Right Cessation
-
2003
- 2003-11-06 US US10/702,976 patent/US7293899B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI410592B (zh) * | 2008-12-24 | 2013-10-01 | Lg Display Co Ltd | 光照射裝置 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE60224206D1 (de) | 2008-01-31 |
| ATE381723T1 (de) | 2008-01-15 |
| EP1425538B1 (en) | 2007-12-19 |
| JP4331602B2 (ja) | 2009-09-16 |
| US7293899B2 (en) | 2007-11-13 |
| US6663262B2 (en) | 2003-12-16 |
| DE60224206T2 (de) | 2008-12-04 |
| WO2003023277A1 (en) | 2003-03-20 |
| JP2005502904A (ja) | 2005-01-27 |
| KR20040031068A (ko) | 2004-04-09 |
| CN100422820C (zh) | 2008-10-01 |
| EP1425538A1 (en) | 2004-06-09 |
| US20030048639A1 (en) | 2003-03-13 |
| KR100860890B1 (ko) | 2008-09-29 |
| CN1585871A (zh) | 2005-02-23 |
| US20040136172A1 (en) | 2004-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI274205B (en) | Backlighting transmissive displays | |
| JP5792464B2 (ja) | 選択的出力光束分布を有するバックライト及びそれを使用した表示システム並びにバックライトの形成方法 | |
| KR101571576B1 (ko) | 구조화된 필름을 구비한 중공형 백라이트 | |
| US6975455B1 (en) | Transflective layer for displays | |
| JP4765837B2 (ja) | バックライト装置及び液晶表示装置 | |
| JP4437920B2 (ja) | 偏光を供給するための微細構造化された照明システム | |
| US6352350B1 (en) | High efficiency flat illuminator for liquid crystal micro-display | |
| US6333773B1 (en) | Image display panel employing a broad-band polarizing/reflective backlighting structure and a pixelated array of reflective-type of filtering elements | |
| KR19980065367A (ko) | 액정표시소자용 백라이트 | |
| JP2002303864A (ja) | 照明装置及び液晶表示装置 | |
| JPH11502036A (ja) | 高効率偏光ディスプレイ | |
| US20040105247A1 (en) | Diffusing backlight assembly | |
| CN115244333B (zh) | 使背光中的边缘耦合光偏振 | |
| CN102301177A (zh) | 照明装置、面光源装置和液晶显示装置 | |
| US20070097504A1 (en) | Dual panel display | |
| CN203054396U (zh) | 一种线偏振光发生器、背光模组及显示装置 | |
| JPH10186362A (ja) | 液晶表示装置 | |
| JPH10268297A (ja) | 液晶表示装置 | |
| US20070153546A1 (en) | Light-emitting Device and Back Light Unit with Light Emitting Diodes | |
| KR101158905B1 (ko) | 광 조절 플레이트 및 이를 갖는 백라이트 어셈블리 | |
| KR20110065043A (ko) | 선택 반사투과형 편광시트 및 이를 포함하는 액정표시장치 | |
| CN102661539B (zh) | 背光源及带背光源的液晶显示装置 | |
| JPH11174446A (ja) | 液晶デイスプレー用反射透過鏡及びその製造方法 | |
| WO2010098785A1 (en) | System and method for decreasing the thickness of a liquid crystal display | |
| KR20060036681A (ko) | 광 특성 향상시트 및 이를 갖는 백라이트 어셈블리 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |