DE60236395D1 - Flache Lichtquelleneinrichtung - Google Patents
Flache LichtquelleneinrichtungInfo
- Publication number
- DE60236395D1 DE60236395D1 DE60236395T DE60236395T DE60236395D1 DE 60236395 D1 DE60236395 D1 DE 60236395D1 DE 60236395 T DE60236395 T DE 60236395T DE 60236395 T DE60236395 T DE 60236395T DE 60236395 D1 DE60236395 D1 DE 60236395D1
- Authority
- DE
- Germany
- Prior art keywords
- light source
- source device
- flat light
- flat
- source
- 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
- G02F1/1335—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
- G02B6/0013—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
- 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
- G02B6/0031—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
- G02B6/0035—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
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened 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
- G02B6/0033—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
- G02B6/0033—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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
- G02B6/0033—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
- 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
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
-
- 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
- G02B6/007—Incandescent lamp or gas discharge lamp
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
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)
- Liquid Crystal (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001290044A JP3928395B2 (ja) | 2001-09-21 | 2001-09-21 | 面光源装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60236395D1 true DE60236395D1 (de) | 2010-07-01 |
Family
ID=19112441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60236395T Expired - Lifetime DE60236395D1 (de) | 2001-09-21 | 2002-09-17 | Flache Lichtquelleneinrichtung |
Country Status (7)
Country | Link |
---|---|
US (1) | US6967698B2 (de) |
EP (1) | EP1296094B1 (de) |
JP (1) | JP3928395B2 (de) |
KR (1) | KR100483209B1 (de) |
CN (1) | CN1220907C (de) |
DE (1) | DE60236395D1 (de) |
TW (1) | TWI222533B (de) |
Families Citing this family (89)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003150073A (ja) * | 2001-08-27 | 2003-05-21 | Omron Corp | 画像表示装置及びフロントライト |
JP2003262734A (ja) * | 2002-03-08 | 2003-09-19 | Citizen Electronics Co Ltd | 導光板 |
TWI289708B (en) | 2002-12-25 | 2007-11-11 | Qualcomm Mems Technologies Inc | Optical interference type color display |
US7417782B2 (en) | 2005-02-23 | 2008-08-26 | Pixtronix, Incorporated | Methods and apparatus for spatial light modulation |
US7009213B2 (en) * | 2003-07-31 | 2006-03-07 | Lumileds Lighting U.S., Llc | Light emitting devices with improved light extraction efficiency |
US7342705B2 (en) | 2004-02-03 | 2008-03-11 | Idc, Llc | Spatial light modulator with integrated optical compensation structure |
CN100562686C (zh) * | 2004-02-20 | 2009-11-25 | 欧姆龙株式会社 | 面光源装置 |
US7706050B2 (en) | 2004-03-05 | 2010-04-27 | Qualcomm Mems Technologies, Inc. | Integrated modulator illumination |
JP4397728B2 (ja) * | 2004-04-21 | 2010-01-13 | 日東電工株式会社 | 直下型バックライト |
US7710636B2 (en) | 2004-09-27 | 2010-05-04 | Qualcomm Mems Technologies, Inc. | Systems and methods using interferometric optical modulators and diffusers |
US7750886B2 (en) | 2004-09-27 | 2010-07-06 | Qualcomm Mems Technologies, Inc. | Methods and devices for lighting displays |
US7813026B2 (en) | 2004-09-27 | 2010-10-12 | Qualcomm Mems Technologies, Inc. | System and method of reducing color shift in a display |
WO2006035391A1 (en) * | 2004-09-30 | 2006-04-06 | Koninklijke Philips Electronics N.V. | Brightness enhancement of led using selective ray angular recycling |
US20060104089A1 (en) * | 2004-11-18 | 2006-05-18 | Tsinghua University | Light guide plate and a backlight module using the same |
US9229222B2 (en) | 2005-02-23 | 2016-01-05 | Pixtronix, Inc. | Alignment methods in fluid-filled MEMS displays |
US9158106B2 (en) | 2005-02-23 | 2015-10-13 | Pixtronix, Inc. | Display methods and apparatus |
US7746529B2 (en) | 2005-02-23 | 2010-06-29 | Pixtronix, Inc. | MEMS display apparatus |
US9261694B2 (en) | 2005-02-23 | 2016-02-16 | Pixtronix, Inc. | Display apparatus and methods for manufacture thereof |
US20070205969A1 (en) | 2005-02-23 | 2007-09-06 | Pixtronix, Incorporated | Direct-view MEMS display devices and methods for generating images thereon |
US8482496B2 (en) | 2006-01-06 | 2013-07-09 | Pixtronix, Inc. | Circuits for controlling MEMS display apparatus on a transparent substrate |
US7999994B2 (en) | 2005-02-23 | 2011-08-16 | Pixtronix, Inc. | Display apparatus and methods for manufacture thereof |
US9082353B2 (en) | 2010-01-05 | 2015-07-14 | Pixtronix, Inc. | Circuits for controlling display apparatus |
US8159428B2 (en) | 2005-02-23 | 2012-04-17 | Pixtronix, Inc. | Display methods and apparatus |
US8519945B2 (en) | 2006-01-06 | 2013-08-27 | Pixtronix, Inc. | Circuits for controlling display apparatus |
US8310442B2 (en) | 2005-02-23 | 2012-11-13 | Pixtronix, Inc. | Circuits for controlling display apparatus |
JP4672006B2 (ja) * | 2005-03-01 | 2011-04-20 | シャープ株式会社 | バックライトユニットおよび液晶表示装置 |
JP4789139B2 (ja) * | 2005-05-11 | 2011-10-12 | 日東電工株式会社 | 液晶パネルおよびそれを用いた液晶表示装置 |
JP2006339320A (ja) * | 2005-05-31 | 2006-12-14 | Omron Corp | 発光光源及び発光光源における光の出射方法 |
JP2007047545A (ja) * | 2005-08-11 | 2007-02-22 | Omron Corp | 液晶表示装置、面光源装置及び情報機器 |
DE102005051965A1 (de) * | 2005-10-29 | 2007-05-03 | GM Global Technology Operations, Inc., Detroit | Kraftfahrzeug und Anzeigevorrichtung |
JP4600269B2 (ja) * | 2005-12-21 | 2010-12-15 | カシオ計算機株式会社 | 液晶表示装置 |
US8526096B2 (en) | 2006-02-23 | 2013-09-03 | Pixtronix, Inc. | Mechanical light modulators with stressed beams |
US7876489B2 (en) | 2006-06-05 | 2011-01-25 | Pixtronix, Inc. | Display apparatus with optical cavities |
US7766498B2 (en) | 2006-06-21 | 2010-08-03 | Qualcomm Mems Technologies, Inc. | Linear solid state illuminator |
US7845841B2 (en) | 2006-08-28 | 2010-12-07 | Qualcomm Mems Technologies, Inc. | Angle sweeping holographic illuminator |
EP1903358A1 (de) | 2006-09-22 | 2008-03-26 | Centro Ricerche Plast-Optica S.r.l. | Beleuchtungseinrichtung mit Lichtleiter und Mitteln zum Umlenken von aus dem Lichtleiter ausgekoppelten Licht |
US8107155B2 (en) * | 2006-10-06 | 2012-01-31 | Qualcomm Mems Technologies, Inc. | System and method for reducing visual artifacts in displays |
EP1943551A2 (de) | 2006-10-06 | 2008-07-16 | Qualcomm Mems Technologies, Inc. | Lichtführung |
US7855827B2 (en) | 2006-10-06 | 2010-12-21 | Qualcomm Mems Technologies, Inc. | Internal optical isolation structure for integrated front or back lighting |
WO2008045311A2 (en) | 2006-10-06 | 2008-04-17 | Qualcomm Mems Technologies, Inc. | Illumination device with built-in light coupler |
ATE556272T1 (de) | 2006-10-06 | 2012-05-15 | Qualcomm Mems Technologies Inc | Optische verluststruktur in einer beleuchtungsvorrichtung |
US20100103488A1 (en) | 2006-10-10 | 2010-04-29 | Qualcomm Mems Technologies, Inc. | Display device with diffractive optics |
WO2008051362A1 (en) | 2006-10-20 | 2008-05-02 | Pixtronix, Inc. | Light guides and backlight systems incorporating light redirectors at varying densities |
US7864395B2 (en) | 2006-10-27 | 2011-01-04 | Qualcomm Mems Technologies, Inc. | Light guide including optical scattering elements and a method of manufacture |
WO2008049377A1 (fr) * | 2006-10-27 | 2008-05-02 | Shaohua Ren | Source de lumière de surface ayant une surface réfléchissante incurvée pour l'éclairage |
US20100085511A1 (en) * | 2006-11-20 | 2010-04-08 | Hisashi Watanabe | Display device |
US9176318B2 (en) | 2007-05-18 | 2015-11-03 | Pixtronix, Inc. | Methods for manufacturing fluid-filled MEMS displays |
US7852546B2 (en) | 2007-10-19 | 2010-12-14 | Pixtronix, Inc. | Spacers for maintaining display apparatus alignment |
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 |
US20080298085A1 (en) * | 2007-05-31 | 2008-12-04 | Sheng-Hui Chiang | Backlight module with uniform brightness |
WO2008149919A1 (ja) | 2007-06-05 | 2008-12-11 | Asahi Kasei E-Materials Corporation | 反射シート |
US20090005685A1 (en) * | 2007-06-29 | 2009-01-01 | Canon Kabushiki Kaisha | Ultrasonic probe and inspection apparatus equipped with the ultrasonic probe |
JP5238222B2 (ja) | 2007-10-31 | 2013-07-17 | 株式会社東芝 | 画像表示装置、画像表示方法及び画像処理装置 |
US7949213B2 (en) | 2007-12-07 | 2011-05-24 | Qualcomm Mems Technologies, Inc. | Light illumination of displays with front light guide and coupling elements |
US8068710B2 (en) | 2007-12-07 | 2011-11-29 | Qualcomm Mems Technologies, Inc. | Decoupled holographic film and diffuser |
WO2009099547A2 (en) * | 2008-01-30 | 2009-08-13 | Digital Optics International, Llc | Thin illumination system |
US8721149B2 (en) | 2008-01-30 | 2014-05-13 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
WO2009100560A1 (zh) * | 2008-01-31 | 2009-08-20 | Dingguo Pan | 变截面不等边直角三角形棱镜圆盘形反光板和用它制成的灯具 |
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 |
WO2009102733A2 (en) | 2008-02-12 | 2009-08-20 | Qualcomm Mems Technologies, Inc. | Integrated front light diffuser for reflective displays |
GB2457690A (en) * | 2008-02-21 | 2009-08-26 | Sharp Kk | Viewer position tracking display |
US8248560B2 (en) | 2008-04-18 | 2012-08-21 | Pixtronix, Inc. | Light guides and backlight systems incorporating prismatic structures and light redirectors |
WO2009129264A1 (en) | 2008-04-15 | 2009-10-22 | Qualcomm Mems Technologies, Inc. | Light with bi-directional propagation |
CN101566312B (zh) * | 2008-04-24 | 2011-03-30 | 达方电子股份有限公司 | 导光结构及其制造方法与应用其的发光键盘 |
US8118468B2 (en) | 2008-05-16 | 2012-02-21 | Qualcomm Mems Technologies, Inc. | Illumination apparatus and methods |
EP2291694A2 (de) | 2008-05-28 | 2011-03-09 | QUALCOMM MEMS Technologies, Inc. | Lichtleiterplatte mit lichtdrehungsmikrostruktur, verfahren zu ihrer herstellung und anzeigevorrichtung damit |
TW200951560A (en) * | 2008-06-06 | 2009-12-16 | Univ Nat Taiwan | Composite light guiding curved surface structure |
JP4900439B2 (ja) | 2008-10-01 | 2012-03-21 | 三菱電機株式会社 | 面状光源装置およびこれを用いた表示装置 |
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US8172417B2 (en) | 2009-03-06 | 2012-05-08 | Qualcomm Mems Technologies, Inc. | Shaped frontlight reflector for use with display |
CN102449513B (zh) | 2009-05-29 | 2015-01-21 | 高通Mems科技公司 | 照明装置及其制造方法 |
BR112012019383A2 (pt) | 2010-02-02 | 2017-09-12 | Pixtronix Inc | Circuitos para controlar aparelho de exibição |
KR20120132680A (ko) | 2010-02-02 | 2012-12-07 | 픽스트로닉스 인코포레이티드 | 저온 실 유체 충전된 디스플레이 장치의 제조 방법 |
US8902484B2 (en) | 2010-12-15 | 2014-12-02 | Qualcomm Mems Technologies, Inc. | Holographic brightness enhancement film |
TWI442110B (zh) | 2011-01-26 | 2014-06-21 | Coretronic Corp | 導光板及光源模組 |
TWI452359B (zh) | 2011-04-29 | 2014-09-11 | Coretronic Corp | 導光板與光源模組 |
KR20130059140A (ko) * | 2011-11-28 | 2013-06-05 | 주식회사 엘에스텍 | 백라이트장치 |
TWI539211B (zh) * | 2012-04-30 | 2016-06-21 | 中強光電股份有限公司 | 導光板及使用導光板之背光模組 |
CN104006353A (zh) * | 2013-02-22 | 2014-08-27 | 扬升照明股份有限公司 | 反射片、光源模块与显示装置 |
US9134552B2 (en) | 2013-03-13 | 2015-09-15 | Pixtronix, Inc. | Display apparatus with narrow gap electrostatic actuators |
JP2018522367A (ja) * | 2015-05-13 | 2018-08-09 | コーニング インコーポレイテッド | ホットスポットを減少した導光体およびその製造方法 |
JPWO2016185684A1 (ja) * | 2015-05-18 | 2017-12-14 | パナソニックIpマネジメント株式会社 | 光学デバイス |
US20190018186A1 (en) * | 2016-01-30 | 2019-01-17 | Leia Inc. | Privacy display and dual-mode privacy display system |
IL263519B (en) * | 2018-12-05 | 2022-07-01 | Elbit Systems Ltd | Optics for monitor lighting |
US10948310B2 (en) * | 2018-12-10 | 2021-03-16 | Dish Network L.L.C. | Location-based in-vehicle restaurant menu |
US11460627B2 (en) | 2019-12-17 | 2022-10-04 | Coretronic Corporation | Backlight module |
CN112987395B (zh) * | 2019-12-17 | 2024-03-08 | 中强光电股份有限公司 | 背光模块 |
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JPH04329522A (ja) * | 1991-05-01 | 1992-11-18 | Sharp Corp | 液晶用照明装置 |
JPH05196820A (ja) * | 1992-01-22 | 1993-08-06 | Hitachi Ltd | バックライト導光板 |
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JP2001035222A (ja) * | 1999-07-23 | 2001-02-09 | Minebea Co Ltd | 面状照明装置 |
JP2001051272A (ja) * | 1999-08-11 | 2001-02-23 | Semiconductor Energy Lab Co Ltd | フロントライト及び電子機器 |
JP3457591B2 (ja) * | 1999-10-08 | 2003-10-20 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 液晶表示装置 |
JP2001229725A (ja) * | 2000-02-16 | 2001-08-24 | Citizen Electronics Co Ltd | 導光板 |
JP2002131552A (ja) | 2000-10-24 | 2002-05-09 | Nitto Denko Corp | 導光板、面光源装置及び反射型液晶表示装置 |
-
2001
- 2001-09-21 JP JP2001290044A patent/JP3928395B2/ja not_active Expired - Lifetime
-
2002
- 2002-09-16 KR KR10-2002-0056095A patent/KR100483209B1/ko not_active IP Right Cessation
- 2002-09-17 EP EP02020573A patent/EP1296094B1/de not_active Expired - Lifetime
- 2002-09-17 DE DE60236395T patent/DE60236395D1/de not_active Expired - Lifetime
- 2002-09-18 CN CNB021426368A patent/CN1220907C/zh not_active Expired - Fee Related
- 2002-09-20 TW TW091121547A patent/TWI222533B/zh not_active IP Right Cessation
- 2002-09-20 US US10/252,028 patent/US6967698B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1410817A (zh) | 2003-04-16 |
CN1220907C (zh) | 2005-09-28 |
TWI222533B (en) | 2004-10-21 |
KR100483209B1 (ko) | 2005-04-15 |
EP1296094B1 (de) | 2010-05-19 |
EP1296094A1 (de) | 2003-03-26 |
US20030058382A1 (en) | 2003-03-27 |
JP2003100129A (ja) | 2003-04-04 |
KR20030025817A (ko) | 2003-03-29 |
US6967698B2 (en) | 2005-11-22 |
JP3928395B2 (ja) | 2007-06-13 |
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