DE69427864D1 - Lichtquelle für hintergrundsbeleuchtung - Google Patents
Lichtquelle für hintergrundsbeleuchtungInfo
- Publication number
- DE69427864D1 DE69427864D1 DE69427864T DE69427864T DE69427864D1 DE 69427864 D1 DE69427864 D1 DE 69427864D1 DE 69427864 T DE69427864 T DE 69427864T DE 69427864 T DE69427864 T DE 69427864T DE 69427864 D1 DE69427864 D1 DE 69427864D1
- Authority
- DE
- Germany
- Prior art keywords
- aperture
- cavity
- light
- backlighting
- area
- 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 - Lifetime
Links
Classifications
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- 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
-
- 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
-
- 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
-
- 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
- G02B6/005—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
-
- 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
- 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
- G02F1/133504—Diffusing, scattering, diffracting elements
- G02F1/133507—Films for enhancing the luminance
-
- 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
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)
- Spectroscopy & Molecular Physics (AREA)
- Planar Illumination Modules (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/131,659 US5440197A (en) | 1993-10-05 | 1993-10-05 | Backlighting apparatus for uniformly illuminating a display panel |
US08/317,209 US5684354A (en) | 1993-10-05 | 1994-10-03 | Backlighting apparatus for uniformly illuminating a display panel |
PCT/US1994/011264 WO1995010066A1 (en) | 1993-10-05 | 1994-10-04 | Light source for backlighting |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69427864D1 true DE69427864D1 (de) | 2001-09-06 |
DE69427864T2 DE69427864T2 (de) | 2002-07-04 |
Family
ID=26829698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69427864T Expired - Lifetime DE69427864T2 (de) | 1993-10-05 | 1994-10-04 | Lichtquelle für hintergrundsbeleuchtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5892325A (de) |
EP (1) | EP0722576B1 (de) |
CN (1) | CN1051379C (de) |
AT (1) | ATE203836T1 (de) |
CA (1) | CA2173336C (de) |
DE (1) | DE69427864T2 (de) |
Families Citing this family (56)
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US6552704B2 (en) | 1997-10-31 | 2003-04-22 | Kopin Corporation | Color display with thin gap liquid crystal |
US6909419B2 (en) * | 1997-10-31 | 2005-06-21 | Kopin Corporation | Portable microdisplay system |
US6490104B1 (en) | 2000-09-15 | 2002-12-03 | Three-Five Systems, Inc. | Illumination system for a micro display |
US6542307B2 (en) | 2000-10-20 | 2003-04-01 | Three-Five Systems, Inc. | Compact near-eye illumination system |
US6563648B2 (en) | 2000-10-20 | 2003-05-13 | Three-Five Systems, Inc. | Compact wide field of view imaging system |
US7253852B2 (en) | 2001-04-25 | 2007-08-07 | Kopin Corporation | Polarizer removal in a microdisplay system |
WO2002048989A2 (en) | 2000-12-15 | 2002-06-20 | Kopin Corporation | Display housing |
ES2871000T3 (es) * | 2001-02-27 | 2021-10-28 | Dolby Laboratories Licensing Corp | Dispositivos y método para visualizar una imagen |
US8684584B2 (en) * | 2001-05-16 | 2014-04-01 | Benzion Inditsky | Ultra-thin backlight |
US7064740B2 (en) * | 2001-11-09 | 2006-06-20 | Sharp Laboratories Of America, Inc. | Backlit display with improved dynamic range |
CN1643565B (zh) | 2002-03-13 | 2013-09-04 | 杜比实验室特许公司 | 高动态范围显示装置 |
US8687271B2 (en) | 2002-03-13 | 2014-04-01 | Dolby Laboratories Licensing Corporation | N-modulation displays and related methods |
US7021801B2 (en) * | 2002-09-19 | 2006-04-04 | Everbrite, Llc | High-intensity directional light |
CN100442121C (zh) * | 2003-06-27 | 2008-12-10 | 奇美电子股份有限公司 | 照明装置 |
US7164284B2 (en) * | 2003-12-18 | 2007-01-16 | Sharp Laboratories Of America, Inc. | Dynamic gamma for a liquid crystal display |
US7532192B2 (en) * | 2004-05-04 | 2009-05-12 | Sharp Laboratories Of America, Inc. | Liquid crystal display with filtered black point |
US8395577B2 (en) * | 2004-05-04 | 2013-03-12 | Sharp Laboratories Of America, Inc. | Liquid crystal display with illumination control |
US7777714B2 (en) * | 2004-05-04 | 2010-08-17 | Sharp Laboratories Of America, Inc. | Liquid crystal display with adaptive width |
US7602369B2 (en) * | 2004-05-04 | 2009-10-13 | Sharp Laboratories Of America, Inc. | Liquid crystal display with colored backlight |
US7612757B2 (en) * | 2004-05-04 | 2009-11-03 | Sharp Laboratories Of America, Inc. | Liquid crystal display with modulated black point |
US20050248553A1 (en) * | 2004-05-04 | 2005-11-10 | Sharp Laboratories Of America, Inc. | Adaptive flicker and motion blur control |
US7505018B2 (en) * | 2004-05-04 | 2009-03-17 | Sharp Laboratories Of America, Inc. | Liquid crystal display with reduced black level insertion |
US7872631B2 (en) * | 2004-05-04 | 2011-01-18 | Sharp Laboratories Of America, Inc. | Liquid crystal display with temporal black point |
US7023451B2 (en) * | 2004-06-14 | 2006-04-04 | Sharp Laboratories Of America, Inc. | System for reducing crosstalk |
US7556836B2 (en) * | 2004-09-03 | 2009-07-07 | Solae, Llc | High protein snack product |
US7898519B2 (en) * | 2005-02-17 | 2011-03-01 | Sharp Laboratories Of America, Inc. | Method for overdriving a backlit display |
US8050511B2 (en) * | 2004-11-16 | 2011-11-01 | Sharp Laboratories Of America, Inc. | High dynamic range images from low dynamic range images |
US8050512B2 (en) | 2004-11-16 | 2011-11-01 | Sharp Laboratories Of America, Inc. | High dynamic range images from low dynamic range images |
US7525528B2 (en) * | 2004-11-16 | 2009-04-28 | Sharp Laboratories Of America, Inc. | Technique that preserves specular highlights |
KR100647317B1 (ko) | 2005-02-03 | 2006-11-23 | 삼성전자주식회사 | 다채널 형광 측정용 광학계 및 이를 채용한 다채널 형광시료 분석 장치 |
EP1696260B1 (de) * | 2005-02-08 | 2013-09-25 | BMG Gesellschaft für moderne Informationssysteme mbH | Flüssigkristallanzeigeeinrichtung sowie Flüssigkristallanzeigeanordnung mit einer Mehrzahl von solchen Flüssigkristallanzeigeeinrichtungen |
US20100061093A1 (en) * | 2005-03-12 | 2010-03-11 | Janssen Jeffrey R | Illumination devices and methods for making the same |
CN100464233C (zh) * | 2006-01-17 | 2009-02-25 | 群康科技(深圳)有限公司 | 背光模块 |
US9143657B2 (en) * | 2006-01-24 | 2015-09-22 | Sharp Laboratories Of America, Inc. | Color enhancement technique using skin color detection |
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CN101506934A (zh) | 2006-05-02 | 2009-08-12 | 舒伯布尔斯公司 | 塑料led灯泡 |
CN101627251A (zh) | 2006-05-02 | 2010-01-13 | 舒伯布尔斯公司 | 用于led灯泡的散热设计 |
CN100437153C (zh) * | 2006-05-25 | 2008-11-26 | 友达光电股份有限公司 | 背光模块及其使用的光漫射模块 |
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JP5002656B2 (ja) * | 2007-02-01 | 2012-08-15 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 空間的に変化するバックライトを有するディスプレイのキャリブレーション |
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US8591069B2 (en) | 2011-09-21 | 2013-11-26 | Switch Bulb Company, Inc. | LED light bulb with controlled color distribution using quantum dots |
CN104765152B (zh) | 2015-05-06 | 2017-10-24 | 京东方科技集团股份有限公司 | 一种虚拟现实眼镜 |
CN105652490B (zh) | 2016-03-25 | 2020-03-24 | 京东方科技集团股份有限公司 | 一种显示眼镜及其驱动方法 |
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-
1994
- 1994-10-04 EP EP94931796A patent/EP0722576B1/de not_active Expired - Lifetime
- 1994-10-04 CA CA002173336A patent/CA2173336C/en not_active Expired - Fee Related
- 1994-10-04 CN CN94193692A patent/CN1051379C/zh not_active Expired - Lifetime
- 1994-10-04 DE DE69427864T patent/DE69427864T2/de not_active Expired - Lifetime
- 1994-10-04 AT AT94931796T patent/ATE203836T1/de not_active IP Right Cessation
-
1997
- 1997-10-27 US US08/958,222 patent/US5892325A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0722576A4 (de) | 1998-05-06 |
EP0722576A1 (de) | 1996-07-24 |
CA2173336C (en) | 2005-08-16 |
DE69427864T2 (de) | 2002-07-04 |
CN1132558A (zh) | 1996-10-02 |
CA2173336A1 (en) | 1995-04-13 |
ATE203836T1 (de) | 2001-08-15 |
CN1051379C (zh) | 2000-04-12 |
EP0722576B1 (de) | 2001-08-01 |
US5892325A (en) | 1999-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: TELEDYNE LIGHTING AND DISPLAY PRODUCTS, INC., HAWT |
|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: FISH & RICHARDSON P.C., 80807 MUENCHEN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: CHI MEI OPTOELECTRONICS CORP., TAIWAN, TW |