CN1914528A - 混合光导背光 - Google Patents

混合光导背光 Download PDF

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Publication number
CN1914528A
CN1914528A CNA2004800415606A CN200480041560A CN1914528A CN 1914528 A CN1914528 A CN 1914528A CN A2004800415606 A CNA2004800415606 A CN A2004800415606A CN 200480041560 A CN200480041560 A CN 200480041560A CN 1914528 A CN1914528 A CN 1914528A
Authority
CN
China
Prior art keywords
backlighting system
reflective cavity
light
light guide
light source
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
CNA2004800415606A
Other languages
English (en)
Chinese (zh)
Inventor
戴维·J·兰姆
基思·M·科奇克
马克·E·加迪纳
马克·B·奥尼尔
帕特里克·H·马鲁申
肯尼思·A·爱泼斯坦
菲利普·E·沃森
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 CN1914528A publication Critical patent/CN1914528A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CNA2004800415606A 2003-12-23 2004-12-01 混合光导背光 Pending CN1914528A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/744,661 2003-12-23
US10/744,661 US7223005B2 (en) 2003-12-23 2003-12-23 Hybrid lightguide backlight

Publications (1)

Publication Number Publication Date
CN1914528A true CN1914528A (zh) 2007-02-14

Family

ID=34678926

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2004800415606A Pending CN1914528A (zh) 2003-12-23 2004-12-01 混合光导背光

Country Status (7)

Country Link
US (1) US7223005B2 (https=)
EP (1) EP1697776A1 (https=)
JP (1) JP2007516584A (https=)
KR (1) KR20060132654A (https=)
CN (1) CN1914528A (https=)
TW (1) TW200540526A (https=)
WO (1) WO2005066670A1 (https=)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102171593A (zh) * 2008-08-08 2011-08-31 3M创新有限公司 具有粘弹性层的用于控制光的光导
CN103901668A (zh) * 2012-12-26 2014-07-02 瀚宇彩晶股份有限公司 液晶显示装置
CN105737029A (zh) * 2016-03-25 2016-07-06 中国科学院工程热物理研究所 一种太阳模拟器
CN106200114A (zh) * 2015-05-26 2016-12-07 乐金显示有限公司 具有多个显示区域的液晶显示器及其背光单元
CN109312908A (zh) * 2016-06-10 2019-02-05 3M创新有限公司 再循环背光源
CN112534337A (zh) * 2018-08-13 2021-03-19 镭亚股份有限公司 光栅准直器、背光系统和采用光回收光源的方法

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7837348B2 (en) 2004-05-05 2010-11-23 Rensselaer Polytechnic Institute Lighting system using multiple colored light emitting sources and diffuser element
CN1981157B (zh) * 2004-05-05 2011-03-16 伦斯勒工业学院 使用固态发射器和降频转换材料的高效光源
KR100677136B1 (ko) * 2004-09-25 2007-02-02 삼성전자주식회사 백라이트 유닛 및 이를 채용한 액정표시장치
KR100660707B1 (ko) * 2004-11-18 2006-12-21 엘지전자 주식회사 백라이트 유닛
TWI263845B (en) * 2004-11-19 2006-10-11 Au Optronics Corp Viewing-angle adjustable liquid crystal display and method of the same
US20060187378A1 (en) * 2005-02-18 2006-08-24 Bong Ban S Organic light emitting diode (OLED) backlight
WO2006116799A1 (en) * 2005-04-29 2006-11-09 Eveready Battery Company, Inc. A light distributor
JP2008544553A (ja) * 2005-06-23 2008-12-04 レンセレイアー ポリテクニック インスティテュート 短波長ｌｅｄとダウンコンバージョン物質で白色光を生成するパッケージ設計
KR100699266B1 (ko) * 2005-09-09 2007-03-27 삼성전자주식회사 백라이트 유닛과 이를 포함하는 표시장치
JP4631628B2 (ja) * 2005-09-13 2011-02-16 日本電気株式会社 照明装置及び表示装置
DE102005061208A1 (de) * 2005-09-30 2007-04-12 Osram Opto Semiconductors Gmbh Beleuchtungsvorrichtung
WO2007060594A2 (en) * 2005-11-22 2007-05-31 Koninklijke Philips Electronics N.V. Illumination system with multiple sets of light sources
TW200725104A (en) * 2005-12-23 2007-07-01 Innolux Display Corp Backlight module and liquid crystal display using the same
US20080002430A1 (en) * 2006-05-25 2008-01-03 I2Ic Corporation Display with selectable viewing angle
TW200811543A (en) * 2006-08-31 2008-03-01 K Bridge Electronics Co Ltd Light source application efficiency improving device
US7703942B2 (en) * 2006-08-31 2010-04-27 Rensselaer Polytechnic Institute High-efficient light engines using light emitting diodes
CN101153993A (zh) * 2006-09-29 2008-04-02 鸿富锦精密工业（深圳）有限公司 直下式背光模组
US20080089093A1 (en) * 2006-10-17 2008-04-17 Miller Anne M Backlight unit using particular direct backlight assembly
US7889421B2 (en) 2006-11-17 2011-02-15 Rensselaer Polytechnic Institute High-power white LEDs and manufacturing method thereof
KR100914491B1 (ko) * 2007-02-12 2009-08-28 갤럭시아일렉트로닉스(주) 조명장치
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
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
CN101681053B (zh) 2007-05-20 2012-03-21 3M创新有限公司 具有半镜面元件的循环背光源
KR20100021477A (ko) * 2007-05-20 2010-02-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 컬러 ｌｅｄ 광원을 효율적으로 이용하는 백색광 백라이트 등
TWI448643B (zh) 2007-05-20 2014-08-11 3M Innovative Properties Co 背光與利用背光之顯示系統
US7559672B1 (en) * 2007-06-01 2009-07-14 Inteled Corporation Linear illumination lens with Fresnel facets
US20080317865A1 (en) * 2007-06-20 2008-12-25 Alkermes, Inc. Quench liquids and washing systems for production of microparticles
US7717601B2 (en) * 2007-09-28 2010-05-18 Dell Products Lp Systems and methods for compensating brightness uniformity of backlit image displays
US8552965B2 (en) * 2007-10-30 2013-10-08 Nlt Technologies, Ltd. Display device and electronic appliance
US20110001901A1 (en) * 2007-12-05 2011-01-06 Solomon Jeffrey L Dual lightguide
EP2255231A1 (en) * 2008-02-07 2010-12-01 3M Innovative Properties Company Hollow backlight with structured films
WO2009100303A1 (en) * 2008-02-08 2009-08-13 3M Innovative Properties Company Perforated backlight
WO2009105450A1 (en) * 2008-02-22 2009-08-27 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
EP2297607B1 (en) * 2008-06-04 2014-04-23 3M Innovative Properties Company Hollow backlight with tilted light source
KR20160105527A (ko) 2008-07-10 2016-09-06 쓰리엠 이노베이티브 프로퍼티즈 컴파니 점탄성 도광체
JP2010032744A (ja) * 2008-07-29 2010-02-12 Ricoh Co Ltd 照明装置
US8870436B2 (en) * 2008-09-17 2014-10-28 3M Innovative Properties Company Patterned adhesives for reflectors
US8591052B2 (en) * 2008-10-27 2013-11-26 3M Innovative Properties Company Semispecular hollow backlight with gradient extraction
WO2010059579A1 (en) * 2008-11-19 2010-05-27 3M Innovative Properties Company High transmission flux leveling multilayer optical film and related constructions
WO2010083074A2 (en) 2009-01-15 2010-07-22 3M Innovative Properties Company Light block
US20120105508A1 (en) * 2009-10-20 2012-05-03 Sharp Kabushiki Kaisha Backlight device, image display apparatus comprising same, and driving method
KR101046224B1 (ko) * 2009-10-27 2011-07-04 (주)코텍 디스플레이장치
KR101211084B1 (ko) * 2010-03-30 2012-12-12 삼성전자주식회사 조명 장치
US8545305B2 (en) * 2010-06-28 2013-10-01 Wms Gaming Inc. Devices, systems, and methods for dynamically simulating a component of a wagering game
US9082566B2 (en) 2010-09-02 2015-07-14 Blackberry Limited Backlighting assembly for a keypad
TWI421591B (zh) * 2010-09-24 2014-01-01 Nat Kaohsiung First University Of Science Technology Import the external light source backlight module
US8431849B2 (en) 2010-09-24 2013-04-30 Research In Motion Limited Backlighting apparatus for a keypad assembly
US20120154917A1 (en) * 2011-01-18 2012-06-21 Eric William Hearn Teather Color-shifting reflector
US8687147B2 (en) * 2011-11-14 2014-04-01 Planck Co., Ltd. Color regulating device for illumination and apparatus using the same, and method of regulating color
US8941795B2 (en) * 2011-12-20 2015-01-27 Apple Inc. Electronic device with backlit display
TWI438383B (zh) * 2011-12-26 2014-05-21 Wintek Corp 照明模組
US9845940B2 (en) 2012-06-11 2017-12-19 Energizer Brands, Llc Lighting device and light panel construction
WO2013188276A2 (en) 2012-06-11 2013-12-19 Eveready Battery Company, Inc A lighting device construction
DE102012109145A1 (de) 2012-09-27 2014-03-27 Osram Opto Semiconductors Gmbh Ringlichtmodul
US9904001B2 (en) * 2014-03-18 2018-02-27 3M Innovative Properties Company Marketing strip with viscoelastic lightguide
CN103982819A (zh) * 2014-05-14 2014-08-13 京东方科技集团股份有限公司 一种多面显示装置
KR102293599B1 (ko) * 2014-12-23 2021-08-26 삼성전자주식회사 전자제품
KR102353701B1 (ko) * 2017-04-02 2022-01-20 레이아 인코포레이티드 이중 뷰 존 백라이트, 이중-모드 디스플레이, 및 방법
TWI856679B (zh) * 2023-05-29 2024-09-21 達運精密工業股份有限公司 反射元件及背光模組

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387921A (en) * 1992-10-08 1995-02-07 Panocorp Display Systems Scanning back illuminating light source for liquid crystal and other displays
US5359691A (en) * 1992-10-08 1994-10-25 Briteview Technologies Backlighting system with a multi-reflection light injection system and using microprisms
TW594115B (en) * 1992-10-09 2004-06-21 Asahi Glass Co Ltd A liquid crystal display device and an illumination device for a direct viewing type display element
US5899552A (en) * 1993-11-11 1999-05-04 Enplas Corporation Surface light source device
US6025897A (en) 1993-12-21 2000-02-15 3M Innovative Properties Co. Display with reflective polarizer and randomizing cavity
EP0832392B1 (en) * 1995-06-26 2003-08-13 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
EP0795469A1 (de) * 1996-03-15 1997-09-17 DaimlerChrysler Aerospace Airbus Gesellschaft mit beschränkter Haftung Fluchtwegbeleuchtungs- und Leitsystem in Passagierkabinen, insbesondere für Passagierflugzeuge
FR2751398B1 (fr) * 1996-07-16 1998-08-28 Thomson Csf Dispositif d'eclairage et application a l'eclairage d'un ecran transmissif
JP3271695B2 (ja) * 1996-09-20 2002-04-02 シャープ株式会社 バックライト光源および液晶表示装置
EP0938621B1 (en) * 1996-11-14 2004-09-29 Camco International Inc. Communication conduit in a well tool
US6079844A (en) 1997-06-10 2000-06-27 The University Of British Columbia High efficiency high intensity backlighting of graphic displays
US6024462A (en) * 1997-06-10 2000-02-15 The University Of British Columbia High efficiency high intensity backlighting of graphic displays
US6497946B1 (en) 1997-10-24 2002-12-24 3M Innovative Properties Company Diffuse reflective articles
JP3808992B2 (ja) * 1997-11-21 2006-08-16 三菱電機株式会社 液晶パネルモジュール
US6243068B1 (en) * 1998-05-29 2001-06-05 Silicon Graphics, Inc. Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources
JP2001051268A (ja) * 1999-08-17 2001-02-23 Nitto Denko Corp 液晶表示装置
CA2392947A1 (en) * 1999-11-30 2001-06-21 Reflexite Corporation Luminaire system
JP2001312916A (ja) * 2000-02-24 2001-11-09 Sony Corp 面光源装置
GB0006327D0 (en) 2000-03-16 2000-05-03 3M Innovative Properties Co Light guides suitable for illuminated displays
AU5561701A (en) 2000-04-25 2001-11-07 Honeywell Int Inc Hollow cavity light guide for the distribution of collimated light to a liquid crystal display
JP4485026B2 (ja) 2000-07-26 2010-06-16 スリーエム イノベイティブ プロパティズ カンパニー 導光ユニット
US6768525B2 (en) 2000-12-01 2004-07-27 Lumileds Lighting U.S. Llc Color isolated backlight for an LCD
JP4059692B2 (ja) * 2001-04-24 2008-03-12 シャープ株式会社 照明装置およびそれを備える表示装置ならびに導光板
US6692137B2 (en) * 2001-05-11 2004-02-17 L-3 Communications Display system using a hybrid backlight reflector
JP3760900B2 (ja) * 2001-09-06 2006-03-29 セイコーエプソン株式会社 導光装置、電気光学装置及び電子機器
US6663262B2 (en) * 2001-09-10 2003-12-16 3M Innovative Properties Company Backlighting transmissive displays
GB0123813D0 (en) 2001-10-03 2001-11-21 3M Innovative Properties Co Light-guide lights suitable for use in illuminated displays
GB0123677D0 (en) 2001-10-03 2001-11-21 Ibm Device connecting card
JP3537414B2 (ja) * 2001-10-05 2004-06-14 富士通株式会社 電子機器において使用するための液晶表示装置
US20030184990A1 (en) * 2002-03-26 2003-10-02 Chia-Feng Lin Light-guiding plate module of high reliability
US6986598B2 (en) * 2003-05-05 2006-01-17 Yao-Wen Chu Backlight module for a double-sided LCD device
JP4239750B2 (ja) * 2003-08-13 2009-03-18 セイコーエプソン株式会社 マイクロレンズ及びマイクロレンズの製造方法、光学装置、光伝送装置、レーザプリンタ用ヘッド、並びにレーザプリンタ
US20050057913A1 (en) 2003-09-16 2005-03-17 Dennis Brett M. Backlight having multiple intensity maxima

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102171593A (zh) * 2008-08-08 2011-08-31 3M创新有限公司 具有粘弹性层的用于控制光的光导
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
CN103901668A (zh) * 2012-12-26 2014-07-02 瀚宇彩晶股份有限公司 液晶显示装置
CN106200114A (zh) * 2015-05-26 2016-12-07 乐金显示有限公司 具有多个显示区域的液晶显示器及其背光单元
CN106200114B (zh) * 2015-05-26 2019-10-18 乐金显示有限公司 具有多个显示区域的液晶显示器及其背光单元
CN105737029A (zh) * 2016-03-25 2016-07-06 中国科学院工程热物理研究所 一种太阳模拟器
CN105737029B (zh) * 2016-03-25 2018-12-07 中国科学院工程热物理研究所 一种太阳模拟器
CN109312908A (zh) * 2016-06-10 2019-02-05 3M创新有限公司 再循环背光源
CN112534337A (zh) * 2018-08-13 2021-03-19 镭亚股份有限公司 光栅准直器、背光系统和采用光回收光源的方法
CN112534337B (zh) * 2018-08-13 2024-05-28 镭亚股份有限公司 光栅准直器、背光系统和采用光回收光源的方法
US12078816B2 (en) 2018-08-13 2024-09-03 Leia Inc. Grating collimator, backlight system, and method employing a light-recycling light source

Also Published As

Publication number Publication date
WO2005066670A1 (en) 2005-07-21
US20050135117A1 (en) 2005-06-23
KR20060132654A (ko) 2006-12-21
EP1697776A1 (en) 2006-09-06
US7223005B2 (en) 2007-05-29
JP2007516584A (ja) 2007-06-21
TW200540526A (en) 2005-12-16

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