CN1782818A - 液晶显示装置 - Google Patents
液晶显示装置 Download PDFInfo
- Publication number
- CN1782818A CN1782818A CNA2005101244004A CN200510124400A CN1782818A CN 1782818 A CN1782818 A CN 1782818A CN A2005101244004 A CNA2005101244004 A CN A2005101244004A CN 200510124400 A CN200510124400 A CN 200510124400A CN 1782818 A CN1782818 A CN 1782818A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- guide plate
- light guide
- circular cross
- light
- 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.)
- Granted
Links
Images
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
- G02B6/0033—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
- G02B6/0015—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
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
- G02B6/0015—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
- 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
- G02B6/0066—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S385/00—Optical waveguides
- Y10S385/901—Illuminating or display apparatus
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)
Abstract
Description
项目 | 圆弧截面沟槽位于上表面 | 圆弧截面沟槽位于下表面 |
亮度 | 与位于下表面的情况相比,减少5% | —— |
反射片与导光板的贴紧不均 | 无 | 有(但在为白色反射片时无) |
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP344695/2004 | 2004-11-29 | ||
JP2004344695A JP4533728B2 (ja) | 2004-11-29 | 2004-11-29 | 液晶表示装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102109906A Division CN101339332B (zh) | 2004-11-29 | 2005-11-29 | 液晶显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1782818A true CN1782818A (zh) | 2006-06-07 |
CN100495160C CN100495160C (zh) | 2009-06-03 |
Family
ID=36566991
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102109906A Expired - Fee Related CN101339332B (zh) | 2004-11-29 | 2005-11-29 | 液晶显示装置 |
CNB2005101244004A Expired - Fee Related CN100495160C (zh) | 2004-11-29 | 2005-11-29 | 液晶显示装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102109906A Expired - Fee Related CN101339332B (zh) | 2004-11-29 | 2005-11-29 | 液晶显示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7663713B2 (zh) |
JP (1) | JP4533728B2 (zh) |
KR (1) | KR100828409B1 (zh) |
CN (2) | CN101339332B (zh) |
TW (1) | TW200630709A (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101131446B (zh) * | 2006-08-22 | 2011-02-16 | 西铁城电子株式会社 | 导光板制造方法 |
CN101994995A (zh) * | 2009-08-21 | 2011-03-30 | 喜星电子株式会社 | 导光板及具备该导光板的背光源装置 |
US7936411B2 (en) | 2007-05-30 | 2011-05-03 | Samsung Electronics Co., Ltd. | Light guide plate, backlight assembly including the same, and liquid crystal display device including the same |
CN101498810B (zh) * | 2009-03-25 | 2011-12-21 | 友达光电股份有限公司 | 导光板及使用该导光板的背光模块 |
CN101842738B (zh) * | 2007-10-30 | 2012-06-20 | 第一毛织株式会社 | 用于lcd背光单元的导光面板以及lcd背光单元 |
CN102588766A (zh) * | 2010-10-07 | 2012-07-18 | 索尼公司 | 发光装置和图像显示设备 |
CN103823271A (zh) * | 2013-12-26 | 2014-05-28 | 瑞仪光电股份有限公司 | 导光板 |
WO2016127442A1 (zh) * | 2015-02-11 | 2016-08-18 | 深圳市华星光电技术有限公司 | 背光模组及包含其的液晶显示装置 |
CN107329203A (zh) * | 2017-08-10 | 2017-11-07 | 深圳市隆利科技股份有限公司 | 一种用于全面屏且发光亮度均匀的背光源 |
Families Citing this family (34)
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---|---|---|---|---|
JP4436105B2 (ja) * | 2002-11-29 | 2010-03-24 | 富士通株式会社 | リフレクタ及び照明装置及び導光板及び表示装置 |
JP4581726B2 (ja) * | 2004-12-28 | 2010-11-17 | ソニー株式会社 | 表示装置および携帯機器 |
CN101142442A (zh) * | 2005-03-17 | 2008-03-12 | 富士通株式会社 | 照明装置和液晶显示装置 |
JP4561729B2 (ja) * | 2006-11-06 | 2010-10-13 | エプソンイメージングデバイス株式会社 | 電気光学装置及び電子機器 |
JP2008166200A (ja) * | 2006-12-28 | 2008-07-17 | Aoki Denki Kogyo Kk | エッジライト型バックライト構造 |
TW200900765A (en) * | 2007-06-18 | 2009-01-01 | Cheil Ind Inc | Light guide panel having light mix-member for LCD back light unit and LCD back light unit thereby |
KR100942490B1 (ko) | 2007-09-05 | 2010-02-12 | 제일모직주식회사 | 전면에 광학부재를 구비하는 백라이트 유닛용 도광판 및이를 이용한 액정표시장치 |
GB2453323A (en) * | 2007-10-01 | 2009-04-08 | Sharp Kk | Flexible backlight arrangement and display |
KR101440498B1 (ko) * | 2007-11-12 | 2014-09-18 | 삼성디스플레이 주식회사 | 도광판 및 이를 갖는 표시장치 |
JP4774035B2 (ja) * | 2007-12-28 | 2011-09-14 | シャープ株式会社 | 面光源及び表示装置 |
TWI406019B (zh) * | 2008-05-27 | 2013-08-21 | Radiant Opto Electronics Corp | The structure of the light guide plate |
TWI373642B (en) * | 2008-07-02 | 2012-10-01 | Au Optronics Corp | Light guide plate and backlight module using the light guide plate |
TWI402544B (zh) * | 2008-09-01 | 2013-07-21 | Coretronic Corp | 導光單元及背光模組 |
KR101601634B1 (ko) * | 2008-12-04 | 2016-03-11 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 |
TWI405006B (zh) * | 2009-09-18 | 2013-08-11 | Innolux Corp | 光學膜及液晶顯示裝置 |
US20120134175A1 (en) * | 2009-11-30 | 2012-05-31 | Sharp Kabushiki Kaisha | Planar lighting device and display device having same |
US8264837B2 (en) * | 2010-04-19 | 2012-09-11 | Apple Inc. | Systems and methods for cover assembly retention of a portable electronic device |
US8735791B2 (en) | 2010-07-13 | 2014-05-27 | Svv Technology Innovations, Inc. | Light harvesting system employing microstructures for efficient light trapping |
KR20120030821A (ko) | 2010-09-20 | 2012-03-29 | 삼성전자주식회사 | 백 라이트 유닛 및 이를 가지는 액정 표시 장치 |
TWI422880B (zh) * | 2010-11-04 | 2014-01-11 | Wintek Corp | 導光元件以及光源裝置 |
US20120120080A1 (en) * | 2010-11-16 | 2012-05-17 | Qualcomm Mems Technologies, Inc. | Light guide with diffusive light input interface |
JP5280428B2 (ja) | 2010-11-22 | 2013-09-04 | 株式会社ジャパンディスプレイ | 液晶表示装置、および導光板 |
TWI434083B (zh) * | 2010-12-01 | 2014-04-11 | Entire Technology Co Ltd | 導光裝置與背光模組 |
WO2013002015A1 (ja) * | 2011-06-28 | 2013-01-03 | シャープ株式会社 | 照明装置及び表示装置 |
JP5363535B2 (ja) * | 2011-07-05 | 2013-12-11 | 住友化学株式会社 | 導光板 |
WO2013101553A2 (en) * | 2011-12-27 | 2013-07-04 | 3M Innovative Properties Company | Light management film |
CN103363440A (zh) * | 2012-04-03 | 2013-10-23 | 元太科技工业股份有限公司 | 前光模块及其光源调制装置 |
US20140009724A1 (en) * | 2012-07-09 | 2014-01-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Blacklight module and corresponding liquid crystal display device |
JP6143467B2 (ja) * | 2013-01-10 | 2017-06-07 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
JP5867573B2 (ja) * | 2014-12-03 | 2016-02-24 | ソニー株式会社 | 発光装置 |
KR102347477B1 (ko) * | 2014-12-26 | 2022-01-05 | 엘지디스플레이 주식회사 | 표시장치 및 그를 포함하는 세트 전자 장치 |
CN107179627B (zh) * | 2016-03-09 | 2020-10-23 | 台湾扬昕股份有限公司 | 光源模块以及显示装置 |
TWI643007B (zh) * | 2017-08-31 | 2018-12-01 | 友達光電股份有限公司 | 背光模組 |
CN110456564A (zh) * | 2019-07-30 | 2019-11-15 | 武汉华星光电技术有限公司 | 背光模组及显示装置 |
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JPH09113907A (ja) * | 1995-10-17 | 1997-05-02 | Nippon Chemitec Kk | 導光板と該導光板を使用した面型照明体 |
JPH1020124A (ja) * | 1996-06-28 | 1998-01-23 | Taiho Ind Co Ltd | バックライト用導光板及びその製造方法 |
JP3316441B2 (ja) * | 1997-12-11 | 2002-08-19 | 三洋電機株式会社 | 導光板、その導光板を用いた面光源、液晶表示装置及び導光板の製造方法 |
JP3458823B2 (ja) * | 1999-05-11 | 2003-10-20 | 日亜化学工業株式会社 | 面発光装置 |
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JP4049624B2 (ja) * | 2001-07-27 | 2008-02-20 | 株式会社エンプラス | 面光源装置、画像表示装置及び導光板 |
KR20030043257A (ko) * | 2001-11-27 | 2003-06-02 | 주식회사 흥진메텍 | 렌티큘러 렌즈를 구비한 도광판 및 이를 이용한 백라이트장치 |
JP4035998B2 (ja) * | 2002-01-23 | 2008-01-23 | オムロン株式会社 | 面光源装置、拡散板及び液晶表示装置 |
TWM255413U (en) * | 2002-12-13 | 2005-01-11 | Hon Hai Prec Ind Co Ltd | Surface light module and liquid crystal display using the same |
JP3843393B2 (ja) * | 2002-12-19 | 2006-11-08 | ミネベア株式会社 | 面状照明装置 |
JP2004227956A (ja) * | 2003-01-23 | 2004-08-12 | Fujitsu Kasei Kk | 面照明装置と液晶表示装置 |
TW566564U (en) * | 2003-01-29 | 2003-12-11 | Hon Hai Prec Ind Co Ltd | Back light module and liquid crystal display using the same |
JP2004349182A (ja) * | 2003-05-23 | 2004-12-09 | Omron Corp | フロントライト及び反射型表示装置 |
JP2005063912A (ja) * | 2003-08-20 | 2005-03-10 | Toyota Industries Corp | 導光板及びその製造方法 |
-
2004
- 2004-11-29 JP JP2004344695A patent/JP4533728B2/ja not_active Expired - Fee Related
-
2005
- 2005-11-25 KR KR1020050113664A patent/KR100828409B1/ko not_active IP Right Cessation
- 2005-11-28 US US11/287,294 patent/US7663713B2/en not_active Expired - Fee Related
- 2005-11-29 CN CN2008102109906A patent/CN101339332B/zh not_active Expired - Fee Related
- 2005-11-29 CN CNB2005101244004A patent/CN100495160C/zh not_active Expired - Fee Related
- 2005-11-29 TW TW094141949A patent/TW200630709A/zh not_active IP Right Cessation
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101131446B (zh) * | 2006-08-22 | 2011-02-16 | 西铁城电子株式会社 | 导光板制造方法 |
US7936411B2 (en) | 2007-05-30 | 2011-05-03 | Samsung Electronics Co., Ltd. | Light guide plate, backlight assembly including the same, and liquid crystal display device including the same |
CN101315439B (zh) * | 2007-05-30 | 2012-01-25 | 三星电子株式会社 | 导光板、包括该导光板的背光组件和液晶显示装置 |
CN101842738B (zh) * | 2007-10-30 | 2012-06-20 | 第一毛织株式会社 | 用于lcd背光单元的导光面板以及lcd背光单元 |
CN101498810B (zh) * | 2009-03-25 | 2011-12-21 | 友达光电股份有限公司 | 导光板及使用该导光板的背光模块 |
CN101994995B (zh) * | 2009-08-21 | 2013-05-08 | 喜星电子株式会社 | 导光板及具备该导光板的背光源装置 |
CN101994995A (zh) * | 2009-08-21 | 2011-03-30 | 喜星电子株式会社 | 导光板及具备该导光板的背光源装置 |
CN102588766A (zh) * | 2010-10-07 | 2012-07-18 | 索尼公司 | 发光装置和图像显示设备 |
CN103823271A (zh) * | 2013-12-26 | 2014-05-28 | 瑞仪光电股份有限公司 | 导光板 |
CN104280819A (zh) * | 2013-12-26 | 2015-01-14 | 瑞仪光电股份有限公司 | 一种导光板 |
TWI557453B (zh) * | 2013-12-26 | 2016-11-11 | Light guide plate | |
US9547117B2 (en) | 2013-12-26 | 2017-01-17 | Radiant Opto-Electronics Corporation | Light guide plate |
WO2016127442A1 (zh) * | 2015-02-11 | 2016-08-18 | 深圳市华星光电技术有限公司 | 背光模组及包含其的液晶显示装置 |
CN107329203A (zh) * | 2017-08-10 | 2017-11-07 | 深圳市隆利科技股份有限公司 | 一种用于全面屏且发光亮度均匀的背光源 |
Also Published As
Publication number | Publication date |
---|---|
CN101339332A (zh) | 2009-01-07 |
JP2006154292A (ja) | 2006-06-15 |
CN101339332B (zh) | 2010-07-14 |
KR20060059818A (ko) | 2006-06-02 |
US20060114372A1 (en) | 2006-06-01 |
KR100828409B1 (ko) | 2008-05-08 |
TW200630709A (en) | 2006-09-01 |
US7663713B2 (en) | 2010-02-16 |
CN100495160C (zh) | 2009-06-03 |
JP4533728B2 (ja) | 2010-09-01 |
TWI325989B (zh) | 2010-06-11 |
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