CN101809474B - 使用低廓形边发射led的薄背光源 - Google Patents
使用低廓形边发射led的薄背光源 Download PDFInfo
- Publication number
- CN101809474B CN101809474B CN2008801093307A CN200880109330A CN101809474B CN 101809474 B CN101809474 B CN 101809474B CN 2008801093307 A CN2008801093307 A CN 2008801093307A CN 200880109330 A CN200880109330 A CN 200880109330A CN 101809474 B CN101809474 B CN 101809474B
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- Prior art keywords
- led
- photoconduction
- light
- backlight
- optics
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Images
Classifications
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- 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
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
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- 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
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- 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
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- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
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- 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
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- 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
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- 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
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- 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
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- 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]
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- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/14—Structure, shape, material or disposition of the bump connectors prior to the connecting process of a plurality of bump connectors
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)
- Light Guides In General And Applications Therefor (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/863,167 US20090086508A1 (en) | 2007-09-27 | 2007-09-27 | Thin Backlight Using Low Profile Side Emitting LEDs |
US11/863167 | 2007-09-27 | ||
PCT/IB2008/053844 WO2009040722A2 (en) | 2007-09-27 | 2008-09-22 | Thin backlight using low profile side emitting leds |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101809474A CN101809474A (zh) | 2010-08-18 |
CN101809474B true CN101809474B (zh) | 2013-08-21 |
Family
ID=40456318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008801093307A Expired - Fee Related CN101809474B (zh) | 2007-09-27 | 2008-09-22 | 使用低廓形边发射led的薄背光源 |
Country Status (9)
Country | Link |
---|---|
US (2) | US20090086508A1 (zh) |
EP (1) | EP2195691B1 (zh) |
JP (1) | JP5329548B2 (zh) |
KR (1) | KR101529473B1 (zh) |
CN (1) | CN101809474B (zh) |
AT (1) | ATE554411T1 (zh) |
RU (1) | RU2483338C2 (zh) |
TW (1) | TWI475295B (zh) |
WO (1) | WO2009040722A2 (zh) |
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WO2009066205A1 (en) * | 2007-11-20 | 2009-05-28 | Koninklijke Philips Electronics N.V. | Backlighting system and display device |
US7985979B2 (en) * | 2007-12-19 | 2011-07-26 | Koninklijke Philips Electronics, N.V. | Semiconductor light emitting device with light extraction structures |
WO2010010742A1 (ja) * | 2008-07-22 | 2010-01-28 | シャープ株式会社 | 照明ユニット、照明装置および液晶表示装置 |
GB2464916B (en) | 2008-10-21 | 2013-07-31 | Iti Scotland Ltd | Light Guides |
GB2468411A (en) * | 2009-03-05 | 2010-09-08 | Iti Scotland Ltd | Light guide with heat sink |
WO2010100504A1 (en) * | 2009-03-05 | 2010-09-10 | Iti Scotland Limited | Light guides |
US8299473B1 (en) * | 2009-04-07 | 2012-10-30 | Soraa, Inc. | Polarized white light devices using non-polar or semipolar gallium containing materials and transparent phosphors |
EP2422237A4 (en) * | 2009-04-21 | 2012-10-17 | Lg Electronics Inc | LIGHT EMITTING DEVICE |
EP2457016B1 (en) * | 2009-07-23 | 2014-06-04 | Fraen Corporation | Area lighting devices and methods |
US20110038141A1 (en) * | 2009-08-11 | 2011-02-17 | Martin David Tillin | Lateral emission led backlight for lcd |
EP2480918B8 (en) * | 2009-09-21 | 2016-09-21 | Philips Lighting Holding B.V. | Light emitting device comprising a light guiding plate with reflective shielding with glare reduction |
US8836736B2 (en) * | 2009-10-14 | 2014-09-16 | Dolby Laboratories Licensing Corporation | Variable flower display backlight system |
US9035975B2 (en) | 2009-10-14 | 2015-05-19 | Dolby Laboratories Licensing Corporation | Variable flower display backlight system |
KR20110048173A (ko) * | 2009-11-02 | 2011-05-11 | 삼성전자주식회사 | 백라이트유닛 및 이를 가지는 디스플레이장치 |
KR20110054303A (ko) * | 2009-11-17 | 2011-05-25 | 삼성전자주식회사 | 백라이트유닛 및 이를 가지는 디스플레이장치 |
US8545083B2 (en) * | 2009-12-22 | 2013-10-01 | Sumita Optical Glass, Inc. | Light-emitting device, light source and method of manufacturing the same |
JP5362538B2 (ja) * | 2009-12-22 | 2013-12-11 | 株式会社住田光学ガラス | 発光装置 |
KR20110080514A (ko) | 2010-01-06 | 2011-07-13 | 엘지이노텍 주식회사 | 백라이트 유닛 및 이를 이용한 디스플레이 장치 |
US9500325B2 (en) | 2010-03-03 | 2016-11-22 | Cree, Inc. | LED lamp incorporating remote phosphor with heat dissipation features |
US9625105B2 (en) | 2010-03-03 | 2017-04-18 | Cree, Inc. | LED lamp with active cooling element |
US9316361B2 (en) | 2010-03-03 | 2016-04-19 | Cree, Inc. | LED lamp with remote phosphor and diffuser configuration |
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JP5460435B2 (ja) * | 2010-04-09 | 2014-04-02 | 日立コンシューマエレクトロニクス株式会社 | 画像表示装置および画像表示装置の制御方法 |
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US8109644B2 (en) | 2012-02-07 |
WO2009040722A3 (en) | 2009-08-13 |
RU2483338C2 (ru) | 2013-05-27 |
EP2195691B1 (en) | 2012-04-18 |
US20100201916A1 (en) | 2010-08-12 |
RU2010116391A (ru) | 2011-11-10 |
ATE554411T1 (de) | 2012-05-15 |
CN101809474A (zh) | 2010-08-18 |
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