JP2010504617A - Ｌｅｄバックライト - Google Patents

Ｌｅｄバックライト Download PDF

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Publication number
JP2010504617A
JP2010504617A JP2009529340A JP2009529340A JP2010504617A JP 2010504617 A JP2010504617 A JP 2010504617A JP 2009529340 A JP2009529340 A JP 2009529340A JP 2009529340 A JP2009529340 A JP 2009529340A JP 2010504617 A JP2010504617 A JP 2010504617A
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JP
Japan
Prior art keywords
optical film
film
leds
assembly
reflective
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.)
Pending
Application number
JP2009529340A
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English (en)
Japanese (ja)
Other versions
JP2010504617A5 (enExample
Inventor
アール． デイビッド，ジョン
オー． エーリング，エレン
エー． マイス，マイケル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2010504617A publication Critical patent/JP2010504617A/ja
Publication of JP2010504617A5 publication Critical patent/JP2010504617A5/ja
Pending legal-status Critical Current

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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
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • G02F1/133605—Direct backlight including specially adapted 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Polarising Elements (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP2009529340A 2006-09-21 2007-09-18 Ｌｅｄバックライト Pending JP2010504617A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/534,028 US7481563B2 (en) 2006-09-21 2006-09-21 LED backlight
PCT/US2007/078742 WO2008036640A1 (en) 2006-09-21 2007-09-18 Led backlight

Publications (2)

Publication Number Publication Date
JP2010504617A true JP2010504617A (ja) 2010-02-12
JP2010504617A5 JP2010504617A5 (enExample) 2010-11-11

Family

ID=38753554

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009529340A Pending JP2010504617A (ja) 2006-09-21 2007-09-18 Ｌｅｄバックライト

Country Status (6)

Country Link
US (1) US7481563B2 (enExample)
EP (1) EP2069858A1 (enExample)
JP (1) JP2010504617A (enExample)
KR (1) KR20090058527A (enExample)
CN (1) CN101517467B (enExample)
WO (1) WO2008036640A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014503948A (ja) * 2010-12-06 2014-02-13 オスラム ゲーエムベーハー 発光デバイス
JP2020531904A (ja) * 2017-08-24 2020-11-05 コーニング インコーポレイテッド 高ダイナミックレンジのマイクロｌｅｄバックライティングシステムおよび方法
JP2023509293A (ja) * 2020-01-07 2023-03-08 メタ プラットフォームズ テクノロジーズ， リミテッド ライアビリティ カンパニー 光学異方性ポリマー薄膜

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7632004B2 (en) * 2004-07-06 2009-12-15 Tseng-Lu Chien LED night light with more than 1 optics means
EP1831865A1 (en) * 2004-12-21 2007-09-12 Koninklijke Philips Electronics N.V. Light source
US7661840B1 (en) * 2006-06-21 2010-02-16 Ilight Technologies, Inc. Lighting device with illuminated front panel
US7481563B2 (en) * 2006-09-21 2009-01-27 3M Innovative Properties Company LED backlight
US9564070B2 (en) * 2006-10-05 2017-02-07 GE Lighting Solutions, LLC LED backlighting system for cabinet sign
JP4536077B2 (ja) * 2007-03-01 2010-09-01 株式会社沖データ Ｌｅｄバックライト装置及び液晶表示装置
JP2008218691A (ja) * 2007-03-05 2008-09-18 Oki Data Corp Ｌｅｄバックライト装置及び液晶表示装置
CN102419959A (zh) * 2007-05-20 2012-04-18 3M创新有限公司 有效利用有色led光源的白光背光源等
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
KR101464795B1 (ko) 2007-05-20 2014-11-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 재순환 중공 공동형 디스플레이 백라이트
EP2160644B1 (en) 2007-05-20 2019-05-01 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
EP2162785B1 (en) 2007-05-20 2018-03-07 3M Innovative Properties Company Design parameters for thin hollow cavity backlights of the light-recycling type
US8169388B2 (en) * 2007-07-02 2012-05-01 Apple Inc. Color correction apparatus
JP4381439B2 (ja) * 2007-09-18 2009-12-09 株式会社沖データ Ｌｅｄバックライト装置及び液晶表示装置
CN101393709A (zh) * 2007-09-21 2009-03-25 富士迈半导体精密工业（上海）有限公司 广告看板
US8040603B2 (en) * 2007-09-24 2011-10-18 Giry Francois Transparency and backlight for cinema screen
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
WO2009105450A1 (en) * 2008-02-22 2009-08-27 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8757858B2 (en) * 2008-06-04 2014-06-24 3M Innovative Properties Company Hollow backlight with tilted light source
JP5681104B2 (ja) 2008-07-10 2015-03-04 スリーエム イノベイティブ プロパティズ カンパニー 粘弾性導光体を有する再帰反射物品及びデバイス
EP2313800A4 (en) * 2008-07-10 2014-03-19 3M Innovative Properties Co VISCOELASTIC LIGHT GUIDE
JP5539980B2 (ja) * 2008-07-10 2014-07-02 スリーエム イノベイティブ プロパティズ カンパニー 粘弾性光ガイドを有する再帰反射物品及び装置
EP3026471A1 (en) 2008-08-08 2016-06-01 3M Innovative Properties Company Lightguide having a viscoelastic layer for managing light
KR101296660B1 (ko) * 2009-02-11 2013-08-14 엘지디스플레이 주식회사 액정표시장치 및 그 제조방법
WO2011022525A1 (en) 2009-08-21 2011-02-24 3M Innovative Properties Company Methods and products for illuminating tissue
CN102625677B (zh) 2009-08-21 2016-05-18 3M创新有限公司 使用吸水性应力分布材料来减轻组织创伤的方法和产品
EP2467086B1 (en) 2009-08-21 2016-10-26 3M Innovative Properties Company Kits and products for reducing tissue trauma using water-resistant stress-distributing materials
EP2292972B1 (en) * 2009-09-02 2013-03-27 3M Innovative Properties Company Light device and vehicle including light device
WO2011031802A2 (en) 2009-09-11 2011-03-17 Dolby Laboratories Licensing Corporation Displays incorporating leaky reflectors
US8864362B2 (en) 2009-10-30 2014-10-21 3M Innovative Properties Company Illumination device having remotely powered lightguide
EP2524252A2 (en) 2010-01-13 2012-11-21 3M Innovative Properties Company Illumination device having viscoelastic lightguide
US8926127B2 (en) * 2010-01-15 2015-01-06 Edward Lawrence Sinofsky Lightweight solid state lighting panel
EP2534509B1 (en) 2010-02-10 2019-07-24 3M Innovative Properties Company Illumination device having viscoelastic layer
CN101782204A (zh) * 2010-04-21 2010-07-21 广东昭信光电科技有限公司 一种光源倒置且使用自由曲面反射器的led背光结构
US9188313B2 (en) * 2010-07-08 2015-11-17 Enplas Corporation Luminous flux control member and illumination device
US20120176786A1 (en) * 2010-07-15 2012-07-12 American Panel Corporation Shaped Reflectors for Enhanced Optical Diffusion in Backlight Assemblies
KR101738072B1 (ko) * 2010-09-10 2017-05-30 삼성디스플레이 주식회사 도광모듈, 이의 제조 방법 및 이를 갖는 백라이트 어셈블리
WO2012050663A1 (en) 2010-10-11 2012-04-19 3M Innovative Properties Company Illumination device having viscoelastic lightguide
CN102005520B (zh) * 2010-10-29 2012-08-29 北京大学 一种led封装方法
US8794811B2 (en) * 2011-03-16 2014-08-05 GE Lighting Solutions, LLC Edge-illuminated flat panel and light module for same
WO2012158414A1 (en) 2011-05-13 2012-11-22 3M Innovative Properties Company Back-lit transmissive display having variable index light extraction layer
US20120300456A1 (en) * 2011-05-26 2012-11-29 Phillips Iii William E Reflectors optimized for led lighting fixture
DE102011079127A1 (de) 2011-07-14 2013-01-17 Seereal Technologies S.A. Optische Vorrichtung für eine Beleuchtungsvorrichtung eines 3D-Displays
CN102330926A (zh) * 2011-09-22 2012-01-25 深圳市华星光电技术有限公司 液晶显示装置及其背光模组
CN102374429A (zh) * 2011-09-29 2012-03-14 苏州承源光电科技有限公司 Led匀光灯
US9194124B2 (en) 2011-12-09 2015-11-24 3M Innovative Properties Company Acoustic light panel
KR101357080B1 (ko) * 2012-03-09 2014-02-03 주식회사 케이엠더블유 용적발광형 조명장치
US20130265791A1 (en) * 2012-04-10 2013-10-10 Ford Global Technologies, Llc Vehicle light assembly with photon recycling
CN103629594A (zh) * 2012-08-24 2014-03-12 3M创新有限公司 表面照明组件和表面照明设备
CN102980104B (zh) * 2012-11-30 2016-03-30 京东方科技集团股份有限公司 背光模组及使用该背光模组的显示装置
US9464785B2 (en) 2013-01-08 2016-10-11 Ford Global Technologies, Llc Vehicular light guides and assemblies with uniform illumination
CN105518380B (zh) 2013-09-06 2019-01-29 传感器电子技术股份有限公司 紫外线漫射照射
US9904001B2 (en) 2014-03-18 2018-02-27 3M Innovative Properties Company Marketing strip with viscoelastic lightguide
CN106662318A (zh) * 2014-08-29 2017-05-10 飞利浦灯具控股公司 照明模块和外壳
CN105156941A (zh) 2015-07-06 2015-12-16 高创(苏州)电子有限公司 背光模组和显示装置
US9945539B1 (en) 2016-10-19 2018-04-17 Lu Su Backlit display assembly
DE102017113380A1 (de) 2017-06-19 2018-12-20 Schreiner Group Gmbh & Co. Kg Folienaufbau mit Erzeugen von sichtbarem Licht mittels LED-Technologie
DE102017113375A1 (de) 2017-06-19 2018-12-20 Schreiner Group Gmbh & Co. Kg Folienaufbau mit Erzeugen von sichtbarem Licht mittels LED-Technologie
CN111913320A (zh) * 2019-05-09 2020-11-10 北京易美新创科技有限公司 一种背光模组以及显示装置
CN114746778B (zh) * 2019-11-25 2024-06-14 爱斯产品创造有限公司 滤光器及其方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001092396A (ja) * 1999-09-17 2001-04-06 Silver Making Kk 内部照明を有する看板文字または図形
JP2006190636A (ja) * 2004-12-30 2006-07-20 Samsung Electro-Mechanics Co Ltd 発光ダイオードを利用したバックライト装置

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746853A (en) 1972-03-10 1973-07-17 Bell Canada Northern Electric Light emitting devices
US4134096A (en) 1977-11-10 1979-01-09 Allen-Bradley Company Trimmable resistor
US4439818A (en) 1983-02-25 1984-03-27 Scheib Joseph J Flexible light display with evenly distributed illumination
US4588258A (en) 1983-09-12 1986-05-13 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles having wide angularity in multiple viewing planes
US4682147A (en) 1985-06-28 1987-07-21 Don Gilbert Industries, Inc. Emergency sign
US4775219A (en) 1986-11-21 1988-10-04 Minnesota Mining & Manufacturing Company Cube-corner retroreflective articles having tailored divergence profiles
WO1989005524A1 (fr) 1987-11-30 1989-06-15 Iwasaki Electric Co., Ltd Source lumineuse plane a diode electroluminescente
US5122902A (en) 1989-03-31 1992-06-16 Minnesota Mining And Manufacturing Company Retroreflective articles having light-transmissive surfaces
US5136479A (en) 1990-06-19 1992-08-04 E-Systems, Inc. Device and method for creating an areal light source
US5167556A (en) 1990-07-03 1992-12-01 Siemens Aktiengesellschaft Method for manufacturing a light emitting diode display means
US5138488A (en) 1990-09-10 1992-08-11 Minnesota Mining And Manufacturing Company Retroreflective material with improved angularity
US5105568A (en) 1991-04-29 1992-04-21 Innovative Products Group, Inc. Illuminated sign having stencil panel and reflector panel
US5248193A (en) 1991-10-18 1993-09-28 Texas Microsystems, Inc. Extruded enclosure for a computer system
DE4208922C1 (en) 1992-03-19 1993-05-27 Wustlich, Hans-Dieter Flat display background illuminator - has plastics-sealed PCB housing which displays by reflection using diffusing glass in sealing material
TW289095B (enExample) 1993-01-11 1996-10-21
US6052164A (en) 1993-03-01 2000-04-18 3M Innovative Properties Company Electroluminescent display with brightness enhancement
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US5469347A (en) 1994-02-07 1995-11-21 Area Lighting Research, Inc. Retro-fit illuminated sign module and method
US5751388A (en) 1995-04-07 1998-05-12 Honeywell Inc. High efficiency polarized display
US5867316A (en) 1996-02-29 1999-02-02 Minnesota Mining And Manufacturing Company Multilayer film having a continuous and disperse phase
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
US5840405A (en) 1996-04-30 1998-11-24 Minnesota Mining And Manufacturing Company Glittering cube-corner retroreflective sheeting
US5803579A (en) 1996-06-13 1998-09-08 Gentex Corporation Illuminator assembly incorporating light emitting diodes
US6531230B1 (en) 1998-01-13 2003-03-11 3M Innovative Properties Company Color shifting film
US6788463B2 (en) 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
CA2318790C (en) 1998-02-18 2004-03-30 Minnesota Mining And Manufacturing Company Optical film
US6096247A (en) 1998-07-31 2000-08-01 3M Innovative Properties Company Embossed optical polymer films
US6208466B1 (en) 1998-11-25 2001-03-27 3M Innovative Properties Company Multilayer reflector with selective transmission
US6287670B1 (en) 1999-01-11 2001-09-11 3M Innovative Properties Company Cube corner cavity based retroreflectors and methods for making same
US6280822B1 (en) 1999-01-11 2001-08-28 3M Innovative Properties Company Cube corner cavity based retroeflectors with transparent fill material
US6752505B2 (en) 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
US6122103A (en) 1999-06-22 2000-09-19 Moxtech Broadband wire grid polarizer for the visible spectrum
US6491412B1 (en) * 1999-09-30 2002-12-10 Everbrite, Inc. LED display
GB2360868A (en) 2000-03-30 2001-10-03 Elliott Ind Ltd Low-profile Illuminators
JP4573946B2 (ja) 2000-05-16 2010-11-04 株式会社きもと 光拡散性シート
US6330111B1 (en) * 2000-06-13 2001-12-11 Kenneth J. Myers, Edward Greenberg Lighting elements including light emitting diodes, microprism sheet, reflector, and diffusing agent
US6331915B1 (en) 2000-06-13 2001-12-18 Kenneth J. Myers Lighting element including light emitting diodes, microprism sheet, reflector, and diffusing agent
DE20012380U1 (de) 2000-07-17 2000-12-28 Westiform Holding Ag, Niederwangen Leuchtreklame, insbesondere Konturbeleuchtung
CN2458485Y (zh) 2000-11-16 2001-11-07 上海嘉利莱实业有限公司 发光二极管照明发光模块
US6917399B2 (en) 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
GB0110238D0 (en) 2001-04-26 2001-06-20 Packer Innovations Ltd Illuminated sign
US6578986B2 (en) 2001-06-29 2003-06-17 Permlight Products, Inc. Modular mounting arrangement and method for light emitting diodes
US20030035231A1 (en) 2001-08-03 2003-02-20 Epstein Kenneth A. Optical film having microreplicated structures; and methods
ITMI20020655A1 (it) 2002-03-28 2003-09-29 Castelli Clino Trini Pannello luminoso a doppia faccia avente uniformita' di illuminazione
US6846089B2 (en) 2003-05-16 2005-01-25 3M Innovative Properties Company Method for stacking surface structured optical films
JP2004347714A (ja) 2003-05-20 2004-12-09 Kokuyo Denko Kk 照明パネル
JP2005017573A (ja) 2003-06-25 2005-01-20 Nobuyoshi Imashiro 標識、看板等の面発光表示装置
CN100401534C (zh) * 2003-08-27 2008-07-09 宇东科技股份有限公司 发光二极管元件发光装置，背光模块及其光源调整方法
US20050136200A1 (en) 2003-12-19 2005-06-23 Durell Christopher N. Diffuse high reflectance film
US7172324B2 (en) 2004-01-05 2007-02-06 Leotek Electronics Corporation Internally illuminated light panel with LED modules having light redirecting devices
KR100586966B1 (ko) 2004-05-27 2006-06-08 삼성전기주식회사 수직 발광형 백라이트 모듈
US20060039129A1 (en) 2004-08-20 2006-02-23 World Properties, Inc. Backlight using reversely mounted LEDs
KR100638658B1 (ko) * 2004-10-20 2006-10-30 삼성전기주식회사 백라이트 장치
US7416309B2 (en) 2004-12-30 2008-08-26 3M Innovative Properties Company Optical film having a surface with rounded structures
JP2006284906A (ja) 2005-03-31 2006-10-19 Sony Corp バックライト装置及び液晶表示装置
US7481563B2 (en) * 2006-09-21 2009-01-27 3M Innovative Properties Company LED backlight

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001092396A (ja) * 1999-09-17 2001-04-06 Silver Making Kk 内部照明を有する看板文字または図形
JP2006190636A (ja) * 2004-12-30 2006-07-20 Samsung Electro-Mechanics Co Ltd 発光ダイオードを利用したバックライト装置

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JP2014503948A (ja) * 2010-12-06 2014-02-13 オスラム ゲーエムベーハー 発光デバイス
US9074755B2 (en) 2010-12-06 2015-07-07 Osram Gmbh Lighting device
JP2020531904A (ja) * 2017-08-24 2020-11-05 コーニング インコーポレイテッド 高ダイナミックレンジのマイクロｌｅｄバックライティングシステムおよび方法
JP7370319B2 (ja) 2017-08-24 2023-10-27 コーニング インコーポレイテッド 高ダイナミックレンジのマイクロｌｅｄバックライティングシステムおよび方法
JP2023509293A (ja) * 2020-01-07 2023-03-08 メタ プラットフォームズ テクノロジーズ， リミテッド ライアビリティ カンパニー 光学異方性ポリマー薄膜

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US20080074901A1 (en) 2008-03-27
EP2069858A1 (en) 2009-06-17
KR20090058527A (ko) 2009-06-09
CN101517467B (zh) 2011-08-10
WO2008036640A1 (en) 2008-03-27

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