TWI458918B - 具有有利設計特性之薄形中空背光 - Google Patents
具有有利設計特性之薄形中空背光 Download PDFInfo
- Publication number
- TWI458918B TWI458918B TW097118449A TW97118449A TWI458918B TW I458918 B TWI458918 B TW I458918B TW 097118449 A TW097118449 A TW 097118449A TW 97118449 A TW97118449 A TW 97118449A TW I458918 B TWI458918 B TW I458918B
- Authority
- TW
- Taiwan
- Prior art keywords
- backlight
- light
- hemi
- cavity
- reflector
- Prior art date
Links
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
-
- 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
- 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
- G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
-
- 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
-
- 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
-
- 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
- G02B6/0055—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
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- 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
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
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)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93908407P | 2007-05-20 | 2007-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200914769A TW200914769A (en) | 2009-04-01 |
| TWI458918B true TWI458918B (zh) | 2014-11-01 |
Family
ID=39618836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW097118449A TWI458918B (zh) | 2007-05-20 | 2008-05-19 | 具有有利設計特性之薄形中空背光 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US8523419B2 (enExample) |
| EP (2) | EP2162785B1 (enExample) |
| JP (1) | JP5584117B2 (enExample) |
| KR (1) | KR101488042B1 (enExample) |
| CN (1) | CN101681057B (enExample) |
| TW (1) | TWI458918B (enExample) |
| WO (1) | WO2008144636A2 (enExample) |
Families Citing this family (78)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8107155B2 (en) | 2006-10-06 | 2012-01-31 | Qualcomm Mems Technologies, Inc. | System and method for reducing visual artifacts in displays |
| EP2069838A2 (en) | 2006-10-06 | 2009-06-17 | Qualcomm Mems Technologies, Inc. | Illumination device with built-in light coupler |
| JP5404404B2 (ja) * | 2006-10-06 | 2014-01-29 | クォルコム・メムズ・テクノロジーズ・インコーポレーテッド | 薄い光バー及びその製造方法 |
| JP2010528432A (ja) * | 2007-05-20 | 2010-08-19 | スリーエム イノベイティブ プロパティズ カンパニー | カラーｌｅｄ光源を効率的に利用した白色光バックライト及び類似製品 |
| WO2008144644A2 (en) | 2007-05-20 | 2008-11-27 | 3M Innovative Properties Company | Semi-specular components in hollow cavity light recycling backlights |
| 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 |
| EP2160645A2 (en) | 2007-05-20 | 2010-03-10 | 3M Innovative Properties Company | Light recycling hollow cavity type display backlight |
| US8434909B2 (en) | 2007-10-09 | 2013-05-07 | Flex Lighting Ii, Llc | Light emitting display with light mixing within a film |
| EP2197649B1 (en) * | 2007-10-09 | 2017-05-10 | Anthony J. Nichol | Light coupling into illuminated films |
| EP2255231A1 (en) * | 2008-02-07 | 2010-12-01 | 3M Innovative Properties Company | Hollow backlight with structured films |
| JP5792464B2 (ja) | 2008-02-22 | 2015-10-14 | スリーエム イノベイティブ プロパティズ カンパニー | 選択的出力光束分布を有するバックライト及びそれを使用した表示システム並びにバックライトの形成方法 |
| US8118468B2 (en) | 2008-05-16 | 2012-02-21 | Qualcomm Mems Technologies, Inc. | Illumination apparatus and methods |
| EP2297607B1 (en) * | 2008-06-04 | 2014-04-23 | 3M Innovative Properties Company | Hollow backlight with tilted light source |
| CN102124384B (zh) | 2008-07-10 | 2016-10-12 | 3M创新有限公司 | 粘弹性光导 |
| JP2011530718A (ja) | 2008-08-08 | 2011-12-22 | スリーエム イノベイティブ プロパティズ カンパニー | 光を管理するための粘弾性層を有する光ガイド |
| KR20100020214A (ko) * | 2008-08-12 | 2010-02-22 | 삼성전자주식회사 | 광원 구동방법, 이를 수행하기 위한 광원 장치 및 이 광원 장치를 갖는 액정표시장치 |
| US8591052B2 (en) * | 2008-10-27 | 2013-11-26 | 3M Innovative Properties Company | Semispecular hollow backlight with gradient extraction |
| US20110222263A1 (en) * | 2008-11-19 | 2011-09-15 | Weber Michael F | High transmission flux leveling multilayer optical film and related constructions |
| CN102282014B (zh) | 2008-11-19 | 2015-01-21 | 3M创新有限公司 | 在极角和方位角方向均具有输出限制的反射膜组合及相关构造 |
| CN102265195B (zh) * | 2008-11-19 | 2014-05-28 | 3M创新有限公司 | 在极角和方位角方向均具有输出限制的多层光学膜及相关构造 |
| US8662687B2 (en) * | 2008-11-19 | 2014-03-04 | 3M Innovative Properties Company | Brewster angle film for light management in luminaires and other lighting systems |
| GB2466846A (en) * | 2009-01-13 | 2010-07-14 | Barco Nv | Sensor system and method for detecting a property of light emitted from at least one display area of a display device |
| US8905610B2 (en) | 2009-01-26 | 2014-12-09 | Flex Lighting Ii, Llc | Light emitting device comprising a lightguide film |
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| CN102307724B (zh) | 2009-02-06 | 2015-05-13 | 3M创新有限公司 | 光控膜和多层光学膜叠堆 |
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| US8917962B1 (en) | 2009-06-24 | 2014-12-23 | Flex Lighting Ii, Llc | Method of manufacturing a light input coupler and lightguide |
| US8684556B2 (en) * | 2009-09-30 | 2014-04-01 | Cree, Inc. | Light emitting diode (LED) lighting systems including low absorption, controlled reflectance and diffusion layers |
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| CN102576100B (zh) | 2009-10-24 | 2016-05-04 | 3M创新有限公司 | 梯度低折射率制品和方法 |
| KR101769171B1 (ko) | 2009-10-24 | 2017-08-17 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 광원 및 이를 포함하는 디스플레이 시스템 |
| EP2510389B1 (en) | 2009-12-08 | 2017-07-12 | 3M Innovative Properties Company | Optical constructions incorporating a light guide and low refractive index films |
| BR112012015602A2 (pt) | 2009-12-21 | 2016-03-22 | 3M Innovative Properties Co | artigos transflectivos e conjuntos de luz |
| US9817160B2 (en) * | 2010-02-24 | 2017-11-14 | Toray Industries, Inc. | White reflective film for edge-lit backlight and backlight using the same |
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| US9028123B2 (en) | 2010-04-16 | 2015-05-12 | Flex Lighting Ii, Llc | Display illumination device with a film-based lightguide having stacked incident surfaces |
| JP6254442B2 (ja) | 2010-05-07 | 2017-12-27 | スリーエム イノベイティブ プロパティズ カンパニー | 多層高分子フィルムを製造するための装置 |
| MY166721A (en) | 2010-05-21 | 2018-07-18 | 3M Innovative Properties Co | Partially reflecting multilayer optical films with reduced color |
| WO2011156183A1 (en) | 2010-06-10 | 2011-12-15 | 3M Innovative Properties Company | Display device and method of lc panel protection |
| WO2012016047A1 (en) * | 2010-07-28 | 2012-02-02 | Flex Lighting Ii, Llc | Light emitting device with optical redundancy |
| CA2829388C (en) | 2011-03-09 | 2018-09-25 | Flex Lighting Ii, Llc | Light emitting device with adjustable light output profile |
| US8705915B2 (en) | 2011-03-15 | 2014-04-22 | Qualcomm Mems Technologies, Inc. | Light turning feature patterns for lightguides |
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- 2008-05-19 JP JP2010509489A patent/JP5584117B2/ja not_active Expired - Fee Related
- 2008-05-19 TW TW097118449A patent/TWI458918B/zh not_active IP Right Cessation
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- 2008-05-19 EP EP12165839A patent/EP2487535A1/en not_active Withdrawn
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Also Published As
| Publication number | Publication date |
|---|---|
| KR101488042B1 (ko) | 2015-01-29 |
| EP2487535A1 (en) | 2012-08-15 |
| EP2162785A2 (en) | 2010-03-17 |
| WO2008144636A3 (en) | 2009-04-02 |
| WO2008144636A2 (en) | 2008-11-27 |
| US20140009963A1 (en) | 2014-01-09 |
| JP2010528429A (ja) | 2010-08-19 |
| KR20100021469A (ko) | 2010-02-24 |
| JP5584117B2 (ja) | 2014-09-03 |
| CN101681057A (zh) | 2010-03-24 |
| US8926159B2 (en) | 2015-01-06 |
| CN101681057B (zh) | 2012-07-04 |
| US8523419B2 (en) | 2013-09-03 |
| US20100156953A1 (en) | 2010-06-24 |
| TW200914769A (en) | 2009-04-01 |
| EP2162785B1 (en) | 2018-03-07 |
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