CN104412151B - 背光源系统 - Google Patents

背光源系统 Download PDF

Info

Publication number
CN104412151B
CN104412151B CN201380009884.0A CN201380009884A CN104412151B CN 104412151 B CN104412151 B CN 104412151B CN 201380009884 A CN201380009884 A CN 201380009884A CN 104412151 B CN104412151 B CN 104412151B
Authority
CN
China
Prior art keywords
light
optical system
backlight
led
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.)
Expired - Fee Related
Application number
CN201380009884.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN104412151A (zh
Inventor
安德鲁·J·欧德科克
凯利·里德·英厄姆
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 CN104412151A publication Critical patent/CN104412151A/zh
Application granted granted Critical
Publication of CN104412151B publication Critical patent/CN104412151B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G02B6/0073—Light emitting diode [LED]
    • 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
    • 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
    • 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
    • G02B6/003—Lens or lenticular sheet or layer
    • 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
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Planar Illumination Modules (AREA)
  • Led Device Packages (AREA)
CN201380009884.0A 2012-02-17 2013-01-24 背光源系统 Expired - Fee Related CN104412151B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261599977P 2012-02-17 2012-02-17
US61/599,977 2012-02-17
PCT/US2013/022928 WO2013122729A1 (en) 2012-02-17 2013-01-24 Backlight system

Publications (2)

Publication Number Publication Date
CN104412151A CN104412151A (zh) 2015-03-11
CN104412151B true CN104412151B (zh) 2017-11-21

Family

ID=48984590

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380009884.0A Expired - Fee Related CN104412151B (zh) 2012-02-17 2013-01-24 背光源系统

Country Status (7)

Country Link
US (1) US9823404B2 (https=)
EP (1) EP2815269A4 (https=)
JP (1) JP6151722B2 (https=)
KR (1) KR20140129157A (https=)
CN (1) CN104412151B (https=)
TW (1) TWI581040B (https=)
WO (1) WO2013122729A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9823404B2 (en) 2012-02-17 2017-11-21 3M Innovative Properties Company Backlight system
KR20140137363A (ko) 2012-02-17 2014-12-02 쓰리엠 이노베이티브 프로퍼티즈 컴파니 왜상 도광체
TWD166188S (zh) * 2014-01-23 2015-02-21 鴻海精密工業股份有限公司 導光板
TWD165415S (zh) * 2014-04-10 2015-01-11 鴻海精密工業股份有限公司 導光板
TWD165416S (zh) * 2014-04-10 2015-01-11 鴻海精密工業股份有限公司 導光板
US9599766B2 (en) * 2014-04-16 2017-03-21 3M Innovative Properties Company Laminated display unit
CN104006330A (zh) * 2014-05-08 2014-08-27 深圳市华星光电技术有限公司 背光模组、显示装置及其驱动方法
CN111295093B (zh) 2017-10-30 2024-06-11 美国陶氏益农公司 用于转基因表达的植物启动子
US11442214B2 (en) * 2018-03-22 2022-09-13 Nitto Denko Corporation Optical device
DE102019118005A1 (de) * 2019-07-03 2021-01-07 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugbeleuchtungseinrichtung mit einer Lichtleiterplatte
CN116449604B (zh) * 2023-04-04 2025-06-27 惠州市德赛西威汽车电子股份有限公司 一种新型准直背光模组及显示器
EP4702280A1 (en) 2023-04-27 2026-03-04 Alcon Inc. Console light guide device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070279727A1 (en) * 2006-06-05 2007-12-06 Pixtronix, Inc. Display apparatus with optical cavities
CN101228391A (zh) * 2005-07-28 2008-07-23 光处方革新有限公司 用于背光源和前灯的聚光本领-保持的照明光学器件
US20080239749A1 (en) * 2007-03-30 2008-10-02 Honeywell International, Inc. Luminaire having a two-way waveguide
US20090067784A1 (en) * 2007-09-10 2009-03-12 Banyan Energy, Inc. Compact optics for concentration, aggregation and illumination of light energy
WO2009099547A2 (en) * 2008-01-30 2009-08-13 Digital Optics International, Llc Thin illumination system
CN101910713A (zh) * 2008-11-06 2010-12-08 松下电器产业株式会社 液晶显示装置

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514105A1 (fr) * 1981-10-05 1983-04-08 Cibie Projecteurs Projecteur a conduit de lumiere pour vehicules automobiles
US5506929A (en) * 1994-10-19 1996-04-09 Clio Technologies, Inc. Light expanding system for producing a linear or planar light beam from a point-like light source
US5613751A (en) 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
US5590945A (en) 1995-07-26 1997-01-07 Industrial Devices, Inc. Illuminated line of light using point light source
US5914760A (en) * 1996-06-21 1999-06-22 Casio Computer Co., Ltd. Surface light source device and liquid crystal display device using the same
US5772304A (en) 1996-10-02 1998-06-30 Raytheon Company Optical fiber-to-planar lightpipe grooved optical coupler
JPH11144514A (ja) 1997-11-07 1999-05-28 Sharp Corp 照明装置および液晶表示装置
JP3379043B2 (ja) 1998-06-29 2003-02-17 ミネベア株式会社 面状照明装置
JP2001035230A (ja) 1999-07-26 2001-02-09 Minebea Co Ltd 面状照明装置
JP3500098B2 (ja) * 1999-09-22 2004-02-23 三洋電機株式会社 照明装置及び表示装置
US6565225B2 (en) 2000-07-19 2003-05-20 Sanyo Electric Co., Ltd. Bar-shaped light guide, beam lighting device using the bar-shaped light guide, and surface lighting device using the beam lighting device
JP3773818B2 (ja) 2000-07-19 2006-05-10 三洋電機株式会社 棒状導光体及びそれを用いた線状照明装置並びにこの線状照明装置を用いた面状照明装置
US6607297B2 (en) 2000-10-05 2003-08-19 Minebea Co., Ltd. Spread illuminating apparatus including inclined light scattering portions
JP2003150073A (ja) * 2001-08-27 2003-05-21 Omron Corp 画像表示装置及びフロントライト
US7128459B2 (en) 2001-11-12 2006-10-31 Nidec Copal Corporation Light-guide plate and method for manufacturing the same
US6825930B2 (en) * 2002-06-04 2004-11-30 Cambridge Research And Instrumentation, Inc. Multispectral imaging system
JP4185721B2 (ja) 2002-07-17 2008-11-26 アルプス電気株式会社 照明装置及び液晶表示装置
US7406245B2 (en) 2004-07-27 2008-07-29 Lumitex, Inc. Flat optical fiber light emitters
US6910783B2 (en) 2002-10-04 2005-06-28 Lumitex, Inc. Transparent light emitting members and method of manufacture
JP4198975B2 (ja) 2002-11-28 2008-12-17 アルプス電気株式会社 照明装置、導光体、及び液晶表示装置
US7091653B2 (en) 2003-01-27 2006-08-15 3M Innovative Properties Company Phosphor based light sources having a non-planar long pass reflector
US20050024890A1 (en) * 2003-06-19 2005-02-03 Alps Electric Co., Ltd. Light guide plate, surface light-emitting unit, and liquid crystal display device and method for manufacturing the same
TWI239204B (en) 2004-02-17 2005-09-01 Pixon Technologies Corp Linear light source with enhancing focal distance range of light
US7457509B2 (en) * 2004-03-15 2008-11-25 Koninklijke Philips Electronics N.V. Light-guiding device and a method of guiding light
US7267467B2 (en) 2004-06-02 2007-09-11 Pixon Technologies Corp. Linear light source for enhancing uniformity of beaming light within the beaming light's effective focal range
JP4020397B2 (ja) 2004-06-14 2007-12-12 惠次 飯村 点光源を用いた面光源
JP2006202703A (ja) 2005-01-24 2006-08-03 Dainippon Printing Co Ltd 面光源装置
JP4442767B2 (ja) * 2005-02-28 2010-03-31 株式会社エンプラス 導光板、該導光板を備えた面光源装置、及び該面光源装置を備えた表示装置
JP4814221B2 (ja) 2005-03-29 2011-11-16 富士フイルム株式会社 導光部材及びそれを用いた面状照明装置、並びに棒状照明装置
JP2006286505A (ja) 2005-04-04 2006-10-19 Fujikura Ltd 導光体とその製造方法及び光源装置
US7760290B2 (en) * 2005-04-08 2010-07-20 Bong Sup Kang Multi-reflecting device and backlight unit and display device having multi-reflecting architecture
JP4468235B2 (ja) * 2005-05-13 2010-05-26 株式会社クラレ 面光源素子およびそれを用いた表示装置
US7160010B1 (en) 2005-11-15 2007-01-09 Visteon Global Technologies, Inc. Light manifold for automotive light module
KR100770602B1 (ko) 2005-12-30 2007-10-29 서울반도체 주식회사 광가이드 디바이스 및 이를 포함하는 ｌｃｄ용 백라이팅모듈
US7766498B2 (en) * 2006-06-21 2010-08-03 Qualcomm Mems Technologies, Inc. Linear solid state illuminator
JP4709704B2 (ja) 2006-07-12 2011-06-22 ダイセル化学工業株式会社 面状光源装置
US8206020B2 (en) * 2006-12-26 2012-06-26 Panasonic Corporation Planar illuminating device and liquid crystal display device using the same
JP2008277078A (ja) * 2007-04-27 2008-11-13 Optrex Corp バックライトユニットおよび表示装置
US20090040771A1 (en) 2007-08-08 2009-02-12 Rohm And Haas Denmark Finance A/S Thin light guiding plate and methods of manufacturing
US8184238B2 (en) 2007-09-04 2012-05-22 Panasonic Corporation Planar illumination device and liquid crystal display device using the same
EP2252828A1 (en) * 2008-02-22 2010-11-24 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US20110090423A1 (en) 2008-06-13 2011-04-21 Wheatley John A Illumination device with progressive injection
JP2010103060A (ja) * 2008-10-27 2010-05-06 Panasonic Electric Works Co Ltd 表示装置
JP4772105B2 (ja) * 2008-12-10 2011-09-14 シャープ株式会社 半導体発光装置およびそれを用いた画像表示装置
US20100231498A1 (en) 2009-03-13 2010-09-16 Microsoft Corporation Image display via multiple light guide sections
US9642208B2 (en) * 2011-06-28 2017-05-02 Cree, Inc. Variable correlated color temperature luminary constructs
TWI442139B (zh) * 2011-07-21 2014-06-21 友達光電股份有限公司 液晶顯示裝置
US9823404B2 (en) 2012-02-17 2017-11-21 3M Innovative Properties Company Backlight system
CN104303098B (zh) 2012-02-17 2018-06-29 3M创新有限公司 背光源光导
KR20140137363A (ko) 2012-02-17 2014-12-02 쓰리엠 이노베이티브 프로퍼티즈 컴파니 왜상 도광체
US9036964B2 (en) 2012-02-17 2015-05-19 3M Innovative Properties Company Optical light guide coupler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101228391A (zh) * 2005-07-28 2008-07-23 光处方革新有限公司 用于背光源和前灯的聚光本领-保持的照明光学器件
US20070279727A1 (en) * 2006-06-05 2007-12-06 Pixtronix, Inc. Display apparatus with optical cavities
US20080239749A1 (en) * 2007-03-30 2008-10-02 Honeywell International, Inc. Luminaire having a two-way waveguide
US20090067784A1 (en) * 2007-09-10 2009-03-12 Banyan Energy, Inc. Compact optics for concentration, aggregation and illumination of light energy
WO2009099547A2 (en) * 2008-01-30 2009-08-13 Digital Optics International, Llc Thin illumination system
CN101910713A (zh) * 2008-11-06 2010-12-08 松下电器产业株式会社 液晶显示装置

Also Published As

Publication number Publication date
TWI581040B (zh) 2017-05-01
JP2015508935A (ja) 2015-03-23
US20140347882A1 (en) 2014-11-27
JP6151722B2 (ja) 2017-06-21
KR20140129157A (ko) 2014-11-06
TW201339711A (zh) 2013-10-01
US9823404B2 (en) 2017-11-21
WO2013122729A1 (en) 2013-08-22
EP2815269A1 (en) 2014-12-24
CN104412151A (zh) 2015-03-11
EP2815269A4 (en) 2015-10-14

Similar Documents

Publication Publication Date Title
CN104412151B (zh) 背光源系统
US9817173B2 (en) Anamorphic light guide
US9036964B2 (en) Optical light guide coupler
CN104303098B (zh) 背光源光导
KR101521477B1 (ko) 액정 디스플레이용 연장된 일루미네이터들 구성
US7661862B2 (en) LCD display backlight using elongated illuminators
US9116261B2 (en) Illumination converter
TW201232126A (en) Illumination assembly and method of forming same
TW201232125A (en) Illumination assembly and method of forming same
CN104838297B (zh) 变形光学封装体
US9039905B2 (en) Method of forming a lighting system
TW201435406A (zh) 非對稱輸入導光板
EP3423897B1 (en) Flat panel illuminator with concentrator

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171121

Termination date: 20180124