DE60033264D1 - Beleuchtungsapparat für Anzeige - Google Patents
Beleuchtungsapparat für AnzeigeInfo
- Publication number
- DE60033264D1 DE60033264D1 DE60033264T DE60033264T DE60033264D1 DE 60033264 D1 DE60033264 D1 DE 60033264D1 DE 60033264 T DE60033264 T DE 60033264T DE 60033264 T DE60033264 T DE 60033264T DE 60033264 D1 DE60033264 D1 DE 60033264D1
- Authority
- DE
- Germany
- Prior art keywords
- light
- guide plate
- light source
- light guide
- incident surface
- 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
- 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
- G02B6/0015—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
-
- 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
- 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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP37477799 | 1999-12-28 | ||
JP37477799 | 1999-12-28 | ||
JP2000052162A JP2001236811A (ja) | 2000-02-23 | 2000-02-23 | 照明装置 |
JP2000052162 | 2000-02-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60033264D1 true DE60033264D1 (de) | 2007-03-22 |
DE60033264T2 DE60033264T2 (de) | 2007-11-08 |
Family
ID=26582622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60033264T Expired - Lifetime DE60033264T2 (de) | 1999-12-28 | 2000-11-24 | Beleuchtungsapparat für Anzeige |
Country Status (7)
Country | Link |
---|---|
US (1) | US6474826B1 (de) |
EP (1) | EP1113218B1 (de) |
KR (1) | KR100396612B1 (de) |
CN (1) | CN1148605C (de) |
AT (1) | ATE353447T1 (de) |
DE (1) | DE60033264T2 (de) |
TW (1) | TW594072B (de) |
Families Citing this family (87)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6789910B2 (en) | 2000-04-12 | 2004-09-14 | Semiconductor Energy Laboratory, Co., Ltd. | Illumination apparatus |
JP4266551B2 (ja) * | 2000-12-14 | 2009-05-20 | 三菱レイヨン株式会社 | 面光源システムおよびそれに用いる光偏向素子 |
JP3484497B2 (ja) * | 2001-08-10 | 2004-01-06 | ミネベア株式会社 | 面状照明装置 |
KR20030018789A (ko) * | 2001-08-31 | 2003-03-06 | 주식회사 흥진메텍 | 점광원을 이용한 액정표시장치의 백라이트 장치 및 그점광원 배열구조 |
JP4001736B2 (ja) * | 2001-10-23 | 2007-10-31 | アルプス電気株式会社 | 面発光装置及び液晶表示装置 |
JP3801032B2 (ja) * | 2001-11-29 | 2006-07-26 | 日本電気株式会社 | 光源とこの光源を用いた液晶表示装置 |
JP2003257229A (ja) | 2002-02-27 | 2003-09-12 | Alps Electric Co Ltd | バックライトとフロントライト及び液晶表示装置 |
JP2003255344A (ja) * | 2002-03-05 | 2003-09-10 | Citizen Electronics Co Ltd | カラー液晶表示装置のフロントライト |
KR100513718B1 (ko) * | 2002-06-20 | 2005-09-07 | 삼성전자주식회사 | 평판표시소자용 조명장치 |
KR100499133B1 (ko) * | 2002-11-04 | 2005-07-04 | 삼성전자주식회사 | 백라이트 유닛 |
TWI254823B (en) * | 2002-12-20 | 2006-05-11 | Hon Hai Prec Ind Co Ltd | Back light system |
TWI289708B (en) | 2002-12-25 | 2007-11-11 | Qualcomm Mems Technologies Inc | Optical interference type color display |
JP4161713B2 (ja) * | 2002-12-27 | 2008-10-08 | カシオ計算機株式会社 | 面状照明装置 |
TW577549U (en) * | 2003-01-30 | 2004-02-21 | Toppoly Optoelectronics Corp | Back light module for flat display device |
KR100468860B1 (ko) * | 2003-04-15 | 2005-01-29 | 삼성전자주식회사 | 광편향부재를 구비하는 도광판 및 측면 발광형 백라이트장치 |
JP2004355883A (ja) * | 2003-05-28 | 2004-12-16 | Enplas Corp | 導光板、面光源装置及び画像表示装置 |
KR100989338B1 (ko) * | 2003-07-01 | 2010-10-25 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
US7193620B2 (en) * | 2003-07-21 | 2007-03-20 | Motorola, Inc. | Wireless device lighting system |
WO2005017407A1 (ja) * | 2003-08-13 | 2005-02-24 | Fujitsu Limited | 照明装置及び液晶表示装置 |
CN100437290C (zh) * | 2003-10-18 | 2008-11-26 | 鸿富锦精密工业(深圳)有限公司 | 背光模组 |
CN100445837C (zh) * | 2003-10-23 | 2008-12-24 | 鸿富锦精密工业(深圳)有限公司 | 面发光装置及其导光板 |
KR100590535B1 (ko) * | 2004-01-24 | 2006-06-15 | 삼성전자주식회사 | 백라이트 유니트 |
US7342705B2 (en) | 2004-02-03 | 2008-03-11 | Idc, Llc | Spatial light modulator with integrated optical compensation structure |
US7706050B2 (en) | 2004-03-05 | 2010-04-27 | Qualcomm Mems Technologies, Inc. | Integrated modulator illumination |
JP4020397B2 (ja) * | 2004-06-14 | 2007-12-12 | 惠次 飯村 | 点光源を用いた面光源 |
JP4350009B2 (ja) * | 2004-08-31 | 2009-10-21 | アルプス電気株式会社 | 面発光装置及び液晶表示装置 |
KR100716745B1 (ko) * | 2004-09-13 | 2007-05-14 | 레이젠 주식회사 | 프론트라이트 유니트용 도광판 |
US7750886B2 (en) | 2004-09-27 | 2010-07-06 | Qualcomm Mems Technologies, Inc. | Methods and devices for lighting displays |
DE102004056329B4 (de) * | 2004-11-22 | 2009-09-24 | Electrolux Home Products Corporation N.V. | Langgestreckter Lichtleiter und Beleuchtungseinrichtung mit einem solchen Lichtleiter |
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 |
US7431488B2 (en) * | 2005-03-17 | 2008-10-07 | Hewlett-Packard Development Company, L.P. | Light guide display with antireflection film |
KR100661365B1 (ko) * | 2005-04-27 | 2006-12-27 | 삼성전자주식회사 | 액정표시장치 |
TWM284913U (en) * | 2005-09-09 | 2006-01-01 | Innolux Display Corp | Light guide plate, backlight module and liquid crystal display device |
JP4631628B2 (ja) * | 2005-09-13 | 2011-02-16 | 日本電気株式会社 | 照明装置及び表示装置 |
TW200727031A (en) * | 2006-01-03 | 2007-07-16 | Daxon Technology Inc | Light-emitting device and back light unit radiates with LEDs |
KR100801021B1 (ko) * | 2006-02-07 | 2008-02-04 | 엘지전자 주식회사 | 발광 다이오드와 광 파이프를 이용한 백라이트 유닛 및이를 구비한 액정표시장치 |
TW200730951A (en) * | 2006-02-10 | 2007-08-16 | Wintek Corp | Guide light module |
TW200739000A (en) * | 2006-04-06 | 2007-10-16 | Coretronic Corp | Plane light source apparatus |
US7845841B2 (en) | 2006-08-28 | 2010-12-07 | Qualcomm Mems Technologies, Inc. | Angle sweeping holographic illuminator |
JP2008084848A (ja) * | 2006-08-30 | 2008-04-10 | Seiko Instruments Inc | 照明装置、及び、これを用いた表示装置 |
US7855827B2 (en) | 2006-10-06 | 2010-12-21 | Qualcomm Mems Technologies, Inc. | Internal optical isolation structure for integrated front or back lighting |
WO2008045364A2 (en) * | 2006-10-06 | 2008-04-17 | Qualcomm Mems Technologies, Inc. | Illumination assemblies comprising light bars |
US8107155B2 (en) | 2006-10-06 | 2012-01-31 | Qualcomm Mems Technologies, Inc. | System and method for reducing visual artifacts in displays |
CN103558686B (zh) | 2006-10-06 | 2017-03-01 | 追踪有限公司 | 集成于显示器的照明设备中的光学损失结构 |
EP2069838A2 (de) | 2006-10-06 | 2009-06-17 | Qualcomm Mems Technologies, Inc. | Beleuchtungsvorrichtung mit eingebautem lichtkoppler |
KR100818278B1 (ko) * | 2006-10-16 | 2008-04-01 | 삼성전자주식회사 | 액정 표시장치용 조명장치 |
WO2008047285A1 (en) * | 2006-10-16 | 2008-04-24 | Koninklijke Philips Electronics N.V. | Lighting device |
US7864395B2 (en) | 2006-10-27 | 2011-01-04 | Qualcomm Mems Technologies, Inc. | Light guide including optical scattering elements and a method of manufacture |
US7777954B2 (en) | 2007-01-30 | 2010-08-17 | Qualcomm Mems Technologies, Inc. | Systems and methods of providing a light guiding layer |
US7733439B2 (en) | 2007-04-30 | 2010-06-08 | Qualcomm Mems Technologies, Inc. | Dual film light guide for illuminating displays |
JP2009049008A (ja) * | 2007-07-26 | 2009-03-05 | Panasonic Corp | 面状照明装置とそれを用いた液晶表示装置 |
US7949213B2 (en) | 2007-12-07 | 2011-05-24 | Qualcomm Mems Technologies, Inc. | Light illumination of displays with front light guide and coupling elements |
KR200447616Y1 (ko) * | 2008-01-08 | 2010-02-11 | (주)데코엘 | 방수, 방열 및 이미지 교체가 용이한 발광보드 |
WO2009102731A2 (en) | 2008-02-12 | 2009-08-20 | Qualcomm Mems Technologies, Inc. | Devices and methods for enhancing brightness of displays using angle conversion layers |
US8654061B2 (en) | 2008-02-12 | 2014-02-18 | Qualcomm Mems Technologies, Inc. | Integrated front light solution |
US8049951B2 (en) | 2008-04-15 | 2011-11-01 | Qualcomm Mems Technologies, Inc. | Light with bi-directional propagation |
CN101587263B (zh) * | 2008-05-20 | 2012-01-25 | 鸿富锦精密工业(深圳)有限公司 | 导光板及背光模组 |
TWI412802B (zh) * | 2008-05-30 | 2013-10-21 | Hon Hai Prec Ind Co Ltd | 導光板及背光模組 |
CN102209919A (zh) * | 2008-10-06 | 2011-10-05 | 兰布士国际有限公司 | 用于平板显示器的腔反射器光注入 |
US20100177396A1 (en) * | 2009-01-13 | 2010-07-15 | Craig Lin | Asymmetrical luminance enhancement structure for reflective display devices |
US9025234B2 (en) * | 2009-01-22 | 2015-05-05 | E Ink California, Llc | Luminance enhancement structure with varying pitches |
US8172417B2 (en) | 2009-03-06 | 2012-05-08 | Qualcomm Mems Technologies, Inc. | Shaped frontlight reflector for use with display |
TWI399510B (en) * | 2009-10-09 | 2013-06-21 | Led illumination device and module for generating uniform stripped light source | |
TWM375191U (en) * | 2009-05-11 | 2010-03-01 | Wen-Xin Pan | LED lighting device and LED lighting module capable of generating uniform stripe-like light source |
WO2010138761A1 (en) | 2009-05-29 | 2010-12-02 | Qualcomm Mems Technologies, Inc. | Illumination devices and methods of fabrication thereof |
US8797633B1 (en) | 2009-07-23 | 2014-08-05 | Sipix Imaging, Inc. | Display device assembly and manufacture thereof |
KR20120054056A (ko) | 2009-09-11 | 2012-05-29 | 가부시키가이샤 오푸토 디자인 | 점광원을 이용한 면 조명 방법, 선형상 광원 장치 및 이 선형상 광원 장치를 이용한 면 조명 장치 |
FR2950981A1 (fr) * | 2009-10-02 | 2011-04-08 | Francois Parmentier | Film autocollant applique a l'optique guidee |
EP2581641B1 (de) * | 2010-06-08 | 2017-08-23 | Opto Design, Inc. | Planare lichtquellenvorrichtung und beleuchtungsvorrichtung |
TWI420051B (zh) * | 2010-07-28 | 2013-12-21 | Hon Hai Prec Ind Co Ltd | Led面光源裝置 |
TWI408463B (zh) | 2010-11-18 | 2013-09-11 | Young Lighting Technology Corp | 光源模組及照明裝置 |
US8902484B2 (en) | 2010-12-15 | 2014-12-02 | Qualcomm Mems Technologies, Inc. | Holographic brightness enhancement film |
US8278806B1 (en) * | 2011-03-02 | 2012-10-02 | Osram Sylvania Inc. | LED reflector lamp |
US20120268924A1 (en) * | 2011-04-22 | 2012-10-25 | Lattice Energy Technology Corporation | Light guide unit and optical devices using the same |
US20130286680A1 (en) * | 2012-04-28 | 2013-10-31 | Shenzhen China Star Optoelectronics Technology Co. Ltd. | Light Guide Plate and Backlight Module Containing Same |
TWI507783B (zh) | 2012-09-12 | 2015-11-11 | E Ink Holdings Inc | 顯示裝置 |
US8911132B1 (en) * | 2013-03-15 | 2014-12-16 | Cooper Technologies Company | Edgelit optic entrance features |
US9703032B2 (en) * | 2013-06-19 | 2017-07-11 | Young Lighting Technology Inc. | Planar light source |
CN103323904A (zh) * | 2013-06-21 | 2013-09-25 | 北京京东方光电科技有限公司 | 导光板及应用其的背光模组、显示装置 |
CN103398328B (zh) * | 2013-08-06 | 2016-03-09 | 深圳市华星光电技术有限公司 | 背光模组及液晶显示装置 |
TW201610520A (zh) * | 2014-09-09 | 2016-03-16 | 鴻海精密工業股份有限公司 | 背光模組 |
CN104298003A (zh) * | 2014-10-21 | 2015-01-21 | 京东方科技集团股份有限公司 | 一种背光源及显示装置 |
FR3035182B1 (fr) * | 2015-04-16 | 2018-06-15 | Valeo Vision | Dispositif lumineux pour l'eclairage et/ou la signalisation d'un vehicule automobile |
CN105204108B (zh) * | 2015-10-08 | 2018-03-13 | 京东方光科技有限公司 | 侧入式导光板、背光模组及其制作方法和显示装置 |
JP6709095B2 (ja) * | 2016-03-24 | 2020-06-10 | スタンレー電気株式会社 | 車両用灯具 |
US11199654B2 (en) * | 2017-08-08 | 2021-12-14 | 3M Innovative Properties Company | Lightguide having recess of varying depth |
US11256023B2 (en) * | 2017-10-29 | 2022-02-22 | Himax Technologies Limited | Light wave-guide optical element and method for forming the same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5975711A (en) * | 1995-06-27 | 1999-11-02 | Lumitex, Inc. | Integrated display panel assemblies |
US5613751A (en) * | 1995-06-27 | 1997-03-25 | Lumitex, Inc. | Light emitting panel assemblies |
JPH10260405A (ja) * | 1997-03-18 | 1998-09-29 | Seiko Epson Corp | 照明装置、液晶表示装置及び電子機器 |
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 |
JPH11284803A (ja) * | 1998-03-27 | 1999-10-15 | Citizen Electronics Co Ltd | 線状光源ユニット |
JP4159059B2 (ja) * | 1998-06-05 | 2008-10-01 | シチズン電子株式会社 | 面状光源ユニット |
-
2000
- 2000-11-24 DE DE60033264T patent/DE60033264T2/de not_active Expired - Lifetime
- 2000-11-24 TW TW089125053A patent/TW594072B/zh not_active IP Right Cessation
- 2000-11-24 EP EP00310444A patent/EP1113218B1/de not_active Expired - Lifetime
- 2000-11-24 AT AT00310444T patent/ATE353447T1/de not_active IP Right Cessation
- 2000-11-27 US US09/722,102 patent/US6474826B1/en not_active Expired - Fee Related
- 2000-12-20 KR KR10-2000-0079161A patent/KR100396612B1/ko not_active IP Right Cessation
- 2000-12-20 CN CNB001355864A patent/CN1148605C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1113218B1 (de) | 2007-02-07 |
ATE353447T1 (de) | 2007-02-15 |
KR100396612B1 (ko) | 2003-09-02 |
KR20010062552A (ko) | 2001-07-07 |
EP1113218A1 (de) | 2001-07-04 |
CN1148605C (zh) | 2004-05-05 |
US6474826B1 (en) | 2002-11-05 |
CN1301977A (zh) | 2001-07-04 |
TW594072B (en) | 2004-06-21 |
DE60033264T2 (de) | 2007-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |