WO2008114507A1 - 面状照明装置およびそれを用いた液晶表示装置 - Google Patents
面状照明装置およびそれを用いた液晶表示装置 Download PDFInfo
- Publication number
- WO2008114507A1 WO2008114507A1 PCT/JP2008/000627 JP2008000627W WO2008114507A1 WO 2008114507 A1 WO2008114507 A1 WO 2008114507A1 JP 2008000627 W JP2008000627 W JP 2008000627W WO 2008114507 A1 WO2008114507 A1 WO 2008114507A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- liquid crystal
- same
- crystal display
- illumination device
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
- G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
- G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
- G02B27/1053—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators having a single light modulator for all colour channels
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1086—Beam splitting or combining systems operating by diffraction only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting 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
- G02B6/0013—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
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
-
- 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
- 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
-
- 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
- G02F1/133616—Front illuminating devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Planar Illumination Modules (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Liquid Crystal (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08720512A EP2131099A4 (en) | 2007-03-20 | 2008-03-18 | SURFACE LIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY |
JP2009505079A JP5107341B2 (ja) | 2007-03-20 | 2008-03-18 | 面状照明装置およびそれを用いた液晶表示装置 |
US12/532,012 US20100053497A1 (en) | 2007-03-20 | 2008-03-18 | Surface illumination device and liquid crystal display using the same |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-072287 | 2007-03-20 | ||
JP2007072287 | 2007-03-20 | ||
JP2007168448 | 2007-06-27 | ||
JP2007-168448 | 2007-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008114507A1 true WO2008114507A1 (ja) | 2008-09-25 |
Family
ID=39765625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/000627 WO2008114507A1 (ja) | 2007-03-20 | 2008-03-18 | 面状照明装置およびそれを用いた液晶表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100053497A1 (ja) |
EP (1) | EP2131099A4 (ja) |
JP (1) | JP5107341B2 (ja) |
WO (1) | WO2008114507A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2264493A1 (de) * | 2009-06-16 | 2010-12-22 | Gerhard Dipl.-Phys. Karl | Lightleiter mit Reflektoren zur gleichmäßigen Flächenausleuchtung |
JP2012533779A (ja) * | 2009-07-20 | 2012-12-27 | スリーエム イノベイティブ プロパティズ カンパニー | 複数の反射体を有する中空光導波路 |
CN104100880A (zh) * | 2013-04-10 | 2014-10-15 | 乐金显示有限公司 | 背光单元及包括该背光单元的液晶显示装置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101578476B (zh) * | 2007-10-25 | 2011-08-17 | 松下电器产业株式会社 | 面状照明装置及图像显示装置 |
US8297786B2 (en) | 2008-07-10 | 2012-10-30 | Oree, Inc. | Slim waveguide coupling apparatus and method |
US20100208470A1 (en) * | 2009-02-10 | 2010-08-19 | Yosi Shani | Overlapping illumination surfaces with reduced linear artifacts |
JP5460893B2 (ja) * | 2011-02-15 | 2014-04-02 | 三菱電機株式会社 | 角度強度分布整形部材及び面光源装置 |
WO2014006501A1 (en) | 2012-07-03 | 2014-01-09 | Yosi Shani | Planar remote phosphor illumination apparatus |
TWI557478B (zh) * | 2013-04-26 | 2016-11-11 | 鴻海精密工業股份有限公司 | 背光模組 |
KR20150086696A (ko) * | 2014-01-20 | 2015-07-29 | 한국전자통신연구원 | 지향성 백라이팅 유닛 |
CN105759328B (zh) * | 2016-05-17 | 2019-07-30 | 京东方科技集团股份有限公司 | 一种光线发散机构、背光模组及显示装置 |
Citations (6)
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JPH04249203A (ja) * | 1991-01-25 | 1992-09-04 | Lumitex Inc | パネル照明器 |
JP2000147218A (ja) * | 1998-11-06 | 2000-05-26 | Hitachi Chem Co Ltd | 面状発光体及び面状発光体ユニット |
JP2005332719A (ja) * | 2004-05-20 | 2005-12-02 | Mitsubishi Electric Corp | 面状光源装置および該面状光源装置を備えた表示装置 |
JP2006073202A (ja) * | 2004-08-31 | 2006-03-16 | Nichia Chem Ind Ltd | 発光装置 |
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 |
JP2007042319A (ja) * | 2005-08-01 | 2007-02-15 | Skg:Kk | 導光板 |
Family Cites Families (30)
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JPH065164B2 (ja) * | 1987-09-30 | 1994-01-19 | ユニオンツール株式会社 | 光学系による測定装置 |
US4978952A (en) * | 1989-02-24 | 1990-12-18 | Collimated Displays Incorporated | Flat screen color video display |
US5241330A (en) * | 1990-10-02 | 1993-08-31 | Dainippon Screen Mfg. Co., Ltd. | Beam recording with scanning speed change due to F.θ lens characteristics |
DE19521254A1 (de) * | 1994-06-24 | 1996-01-04 | Minnesota Mining & Mfg | Anzeigesystem mit Helligkeitsverstärkungsfilm |
KR100315220B1 (ko) * | 1994-12-07 | 2002-02-19 | 김순택 | 액정표시장치 |
US6099135A (en) * | 1996-02-01 | 2000-08-08 | Mitsubishi Rayon Co., Ltd. | Surface light source element and liquid crystal display device, sign device and traffic control sign device using same |
US6022117A (en) * | 1996-10-09 | 2000-02-08 | Canon Kabushiki Kaisha | Illuminating device for projecting light |
US5913594A (en) * | 1997-02-25 | 1999-06-22 | Iimura; Keiji | Flat panel light source device and passive display device utilizing the light source device |
JPH10319400A (ja) * | 1997-05-17 | 1998-12-04 | Enplas Corp | サイドライト型面光源装置 |
JP3496806B2 (ja) * | 1998-02-17 | 2004-02-16 | 株式会社エンプラス | サイドライト型面光源装置及び液晶表示装置 |
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US6951401B2 (en) * | 2001-06-01 | 2005-10-04 | Koninklijke Philips Electronics N.V. | Compact illumination system and display device |
US6827460B2 (en) * | 2001-08-03 | 2004-12-07 | Casio Computer Co., Ltd. | Lighting panel having light-collecting function and display device using same |
WO2003048635A1 (en) * | 2001-12-07 | 2003-06-12 | Lumileds Lighting U.S., Llc | Compact lighting system and display device |
JP4141728B2 (ja) * | 2002-03-08 | 2008-08-27 | セイコーエプソン株式会社 | 光源変換装置、点光源、線状光源装置、演色性制御方法、そのプログラムおよび電子機器に関する。 |
JP2003325449A (ja) * | 2002-05-15 | 2003-11-18 | Fuji Photo Optical Co Ltd | 内視鏡用光源コネクタの光源装置への接続構造 |
US7307787B2 (en) * | 2002-12-20 | 2007-12-11 | Fuji Xerox Co., Ltd. | Beam splitting prism, method of manufacturing beam splitting prism, and all-optical switching device |
JP3838196B2 (ja) * | 2002-12-24 | 2006-10-25 | ブラザー工業株式会社 | 電子機器 |
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KR100994767B1 (ko) * | 2003-09-17 | 2010-11-16 | 삼성전자주식회사 | 투사형 화상표시장치 |
US7119319B2 (en) * | 2004-04-08 | 2006-10-10 | Canon Kabushiki Kaisha | Solid-state image sensing element and its design support method, and image sensing device |
JP4123189B2 (ja) * | 2004-05-19 | 2008-07-23 | ソニー株式会社 | バックライト装置、及び液晶表示装置 |
JP4445827B2 (ja) * | 2004-10-07 | 2010-04-07 | 大日本印刷株式会社 | 集光シート、面光源装置、集光シートの製造方法 |
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 |
US7407295B2 (en) * | 2005-07-26 | 2008-08-05 | Niranjan Damera-Venkata | Projection of overlapping sub-frames onto a surface using light sources with different spectral distributions |
KR100667817B1 (ko) * | 2005-09-26 | 2007-01-11 | 삼성전자주식회사 | 직하발광형 백라이트 유닛 및 이를 적용한 칼라 필터를사용하지 않는 액정표시장치 |
US7969532B2 (en) * | 2005-11-15 | 2011-06-28 | Panasonic Corporation | Surface illuminator and liquid crystal display using same |
TWM296382U (en) * | 2006-03-08 | 2006-08-21 | K Bridge Electronics Co Ltd | Plastic frame structure improvement for back light module |
US7520370B2 (en) * | 2006-05-17 | 2009-04-21 | William Orlin Gudim | Combination acoustic diffuser and absorber and method of production thereof |
-
2008
- 2008-03-18 US US12/532,012 patent/US20100053497A1/en not_active Abandoned
- 2008-03-18 JP JP2009505079A patent/JP5107341B2/ja not_active Expired - Fee Related
- 2008-03-18 WO PCT/JP2008/000627 patent/WO2008114507A1/ja active Application Filing
- 2008-03-18 EP EP08720512A patent/EP2131099A4/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04249203A (ja) * | 1991-01-25 | 1992-09-04 | Lumitex Inc | パネル照明器 |
JP2000147218A (ja) * | 1998-11-06 | 2000-05-26 | Hitachi Chem Co Ltd | 面状発光体及び面状発光体ユニット |
JP2005332719A (ja) * | 2004-05-20 | 2005-12-02 | Mitsubishi Electric Corp | 面状光源装置および該面状光源装置を備えた表示装置 |
JP2006073202A (ja) * | 2004-08-31 | 2006-03-16 | Nichia Chem Ind Ltd | 発光装置 |
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 |
JP2007042319A (ja) * | 2005-08-01 | 2007-02-15 | Skg:Kk | 導光板 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2131099A4 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2264493A1 (de) * | 2009-06-16 | 2010-12-22 | Gerhard Dipl.-Phys. Karl | Lightleiter mit Reflektoren zur gleichmäßigen Flächenausleuchtung |
JP2012533779A (ja) * | 2009-07-20 | 2012-12-27 | スリーエム イノベイティブ プロパティズ カンパニー | 複数の反射体を有する中空光導波路 |
US9261643B2 (en) | 2009-07-20 | 2016-02-16 | 3M Innovative Properties Company | Hollow lightguide having multiple reflectors |
EP2457114B1 (en) * | 2009-07-20 | 2017-12-27 | 3M Innovative Properties Company | Hollow lightguide having multiple reflectors |
CN104100880A (zh) * | 2013-04-10 | 2014-10-15 | 乐金显示有限公司 | 背光单元及包括该背光单元的液晶显示装置 |
US9423649B2 (en) | 2013-04-10 | 2016-08-23 | Lg Display Co., Ltd. | Backlight unit and liquid crystal display device including the same |
Also Published As
Publication number | Publication date |
---|---|
EP2131099A4 (en) | 2011-04-06 |
JPWO2008114507A1 (ja) | 2010-07-01 |
US20100053497A1 (en) | 2010-03-04 |
EP2131099A1 (en) | 2009-12-09 |
JP5107341B2 (ja) | 2012-12-26 |
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