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)
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JP2010504617A5 (https=
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 (https=) 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 (https=)
EP (1) EP2069858A1 (https=)
JP (1) JP2010504617A (https=)
KR (1) KR20090058527A (https=)
CN (1) CN101517467B (https=)
WO (1) WO2008036640A1 (https=)

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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US11082664B2 (en) * 2004-07-06 2021-08-03 Tseng-Lu Chien Multiple functions LED night light
US20090316381A1 (en) * 2004-12-21 2009-12-24 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
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
CN101681597A (zh) * 2007-05-20 2010-03-24 3M创新有限公司 有效利用有色led光源的白光背光源等
US9028108B2 (en) * 2007-05-20 2015-05-12 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
US8469575B2 (en) 2007-05-20 2013-06-25 3M Innovative Properties Company Backlight and display system using same
EP2160644B1 (en) 2007-05-20 2019-05-01 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
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
EP2193402A1 (fr) * 2007-09-24 2010-06-09 François Giry Transparence et lumière arrière d'écran de cinéma
JP5702151B2 (ja) * 2008-02-07 2015-04-15 スリーエム イノベイティブ プロパティズ カンパニー 構造化フィルムを有する中空のバックライト
EP2252828A1 (en) * 2008-02-22 2010-11-24 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
CN102138086B (zh) 2008-07-10 2014-11-26 3M创新有限公司 具有粘弹性光导的回射制品和装置
JP5457447B2 (ja) 2008-07-10 2014-04-02 スリーエム イノベイティブ プロパティズ カンパニー 粘弾性導光材
EP2310885B1 (en) * 2008-07-10 2017-03-29 3M Innovative Properties Company Retroreflective articles and devices having viscoelastic lightguide
CN107037526A (zh) * 2008-08-08 2017-08-11 3M创新有限公司 具有粘弹性层的用于控制光的光导
KR101296660B1 (ko) * 2009-02-11 2013-08-14 엘지디스플레이 주식회사 액정표시장치 및 그 제조방법
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CN102573692B (zh) 2009-08-21 2015-03-25 3M创新有限公司 用于照明组织的方法和产品
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
EP2292972B1 (en) * 2009-09-02 2013-03-27 3M Innovative Properties Company Light device and vehicle including light device
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CN102713702B (zh) 2010-01-13 2016-06-08 3M创新有限公司 具有粘弹性光导的照明装置
US8926127B2 (en) * 2010-01-15 2015-01-06 Edward Lawrence Sinofsky Lightweight solid state lighting panel
KR20120115568A (ko) 2010-02-10 2012-10-18 쓰리엠 이노베이티브 프로퍼티즈 컴파니 점탄성 층을 구비한 조명 장치
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
CN102985750B (zh) * 2010-07-08 2014-07-02 恩普乐股份有限公司 光束控制部件和照明装置
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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
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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
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WO2008036640A1 (en) 2008-03-27
KR20090058527A (ko) 2009-06-09
CN101517467B (zh) 2011-08-10

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