CN1467547A - 背光组件和具有该背光组件的液晶显示器装置 - Google Patents
背光组件和具有该背光组件的液晶显示器装置 Download PDFInfo
- Publication number
- CN1467547A CN1467547A CNA031068960A CN03106896A CN1467547A CN 1467547 A CN1467547 A CN 1467547A CN A031068960 A CNA031068960 A CN A031068960A CN 03106896 A CN03106896 A CN 03106896A CN 1467547 A CN1467547 A CN 1467547A
- Authority
- CN
- China
- Prior art keywords
- light
- path modulation
- scattering
- layer
- outshot
- 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
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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
- 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
- G02F1/133611—Direct backlight including means for improving the brightness uniformity
-
- 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
- G02B6/0051—Diffusing 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Optical Elements Other Than Lenses (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020036018A KR100897745B1 (ko) | 2002-06-26 | 2002-06-26 | 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치 |
KR36018/02 | 2002-06-26 | ||
KR36018/2002 | 2002-06-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1467547A true CN1467547A (zh) | 2004-01-14 |
CN100380203C CN100380203C (zh) | 2008-04-09 |
Family
ID=36970670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031068960A Expired - Fee Related CN100380203C (zh) | 2002-06-26 | 2003-03-07 | 背光组件和具有该背光组件的液晶显示器装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7063448B2 (zh) |
JP (1) | JP4178053B2 (zh) |
KR (1) | KR100897745B1 (zh) |
CN (1) | CN100380203C (zh) |
TW (1) | TWI284229B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100335953C (zh) * | 2004-04-30 | 2007-09-05 | 友达光电股份有限公司 | 直下式背光组件及液晶显示装置 |
CN101253363B (zh) * | 2005-09-15 | 2010-05-19 | 日本瑞翁株式会社 | 正下型背光灯装置 |
CN101493605B (zh) * | 2008-01-24 | 2012-02-01 | 奇美电子股份有限公司 | 背光模块、液晶显示模块以及液晶显示器 |
CN101652602B (zh) * | 2007-04-03 | 2012-02-22 | 皇家飞利浦电子股份有限公司 | 光输出设备 |
CN102822730A (zh) * | 2010-04-01 | 2012-12-12 | 微软公司 | 用于表面显示的增强的观看亮度 |
WO2013104156A1 (zh) * | 2012-01-13 | 2013-07-18 | Liu Wuqiang | 使定向光束散射的方法和装置以及照明灯具 |
CN103851373A (zh) * | 2012-12-04 | 2014-06-11 | 冠捷投资有限公司 | 照明装置 |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4135092B2 (ja) * | 2003-09-29 | 2008-08-20 | ソニー株式会社 | バックライトおよび拡散板の製造方法、並びに、液晶表示装置 |
JP4451715B2 (ja) | 2004-05-28 | 2010-04-14 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
EP1751605A4 (en) * | 2004-05-31 | 2010-04-28 | Sekonix Co Ltd | DISPLAY DEVICE UNIFORMIZING SPATIAL DISTRIBUTION OF LIGHT AND METHOD FOR MANUFACTURING SAME |
JP2006032370A (ja) * | 2004-07-12 | 2006-02-02 | Nichia Chem Ind Ltd | 発光装置 |
WO2006022270A1 (ja) * | 2004-08-24 | 2006-03-02 | Zeon Corporation | 直下型バックライト装置 |
JP2006106651A (ja) * | 2004-10-08 | 2006-04-20 | Samsung Electronics Co Ltd | 光拡散ユニット、これを有する表示装置及びその製造装置 |
JP4882226B2 (ja) * | 2004-12-06 | 2012-02-22 | 大日本印刷株式会社 | 面光源装置、透過型表示装置 |
TWM268607U (en) * | 2004-12-17 | 2005-06-21 | Forward Electronics Co Ltd | Backlight module with light diffusion sheet |
KR20060116513A (ko) * | 2005-05-10 | 2006-11-15 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
US20070030415A1 (en) * | 2005-05-16 | 2007-02-08 | Epstein Kenneth A | Back-lit displays with high illumination uniformity |
JP4397910B2 (ja) * | 2005-05-20 | 2010-01-13 | 住友化学株式会社 | 面光源装置及び透過型画像表示装置 |
EP1889104A2 (en) * | 2005-05-27 | 2008-02-20 | Koninklijke Philips Electronics N.V. | Lighting device |
KR101189088B1 (ko) * | 2005-06-22 | 2012-11-09 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
JP2007012323A (ja) * | 2005-06-28 | 2007-01-18 | Cheil Ind Co Ltd | 面光源装置及び液晶表示装置 |
JP4540061B2 (ja) * | 2005-07-20 | 2010-09-08 | 株式会社エンプラス | 照明装置、面光源装置及び照明ユニット |
WO2007027521A1 (en) * | 2005-08-27 | 2007-03-08 | 3M Innovative Properties Company | Illumination assembly and system |
US20070047228A1 (en) * | 2005-08-27 | 2007-03-01 | 3M Innovative Properties Company | Methods of forming direct-lit backlights having light recycling cavity with concave transflector |
US7537374B2 (en) * | 2005-08-27 | 2009-05-26 | 3M Innovative Properties Company | Edge-lit backlight having light recycling cavity with concave transflector |
US7815355B2 (en) * | 2005-08-27 | 2010-10-19 | 3M Innovative Properties Company | Direct-lit backlight having light recycling cavity with concave transflector |
JP4771065B2 (ja) * | 2005-09-30 | 2011-09-14 | ゲットナー・ファンデーション・エルエルシー | 光源装置、表示装置及び端末装置 |
JP4522938B2 (ja) * | 2005-10-07 | 2010-08-11 | 株式会社クラレ | 照明装置これが備える光制御部材及びこれを用いた画像表示装置 |
JP4563294B2 (ja) * | 2005-10-07 | 2010-10-13 | 株式会社クラレ | 照明装置これが備える光制御部材及びこれを用いた画像表示装置 |
KR101106561B1 (ko) * | 2005-12-19 | 2012-01-19 | 엘지디스플레이 주식회사 | 액정표시장치의 구동회로 및 이를 포함하는 액정표시장치 |
KR101321268B1 (ko) * | 2005-12-27 | 2013-10-25 | 엘지디스플레이 주식회사 | 액정표시소자의 백라이트 유닛 |
WO2007077737A1 (ja) * | 2005-12-28 | 2007-07-12 | Zeon Corporation | 金型部品および平板成形品 |
KR101263502B1 (ko) * | 2006-03-27 | 2013-05-13 | 엘지디스플레이 주식회사 | 엘이디 백라이트 유닛 및 이를 구비한 액정표시장치 |
JP2007264446A (ja) * | 2006-03-29 | 2007-10-11 | Harison Toshiba Lighting Corp | 液晶表示装置 |
JP5170988B2 (ja) * | 2006-07-03 | 2013-03-27 | 株式会社ジャパンディスプレイイースト | 液晶表示装置 |
JP2008041328A (ja) * | 2006-08-02 | 2008-02-21 | Nippon Zeon Co Ltd | 直下型バックライト装置 |
US7643218B2 (en) * | 2006-08-31 | 2010-01-05 | Skc Haas Display Films Co., Ltd. | Light redirecting film having varying optical elements |
JP2008117639A (ja) * | 2006-11-06 | 2008-05-22 | Sumitomo Chemical Co Ltd | 光拡散板及びバックライト並びに透過型画像表示装置 |
US7789538B2 (en) | 2006-11-15 | 2010-09-07 | 3M Innovative Properties Company | Back-lit displays with high illumination uniformity |
US7766528B2 (en) * | 2006-11-15 | 2010-08-03 | 3M Innovative Properties Company | Back-lit displays with high illumination uniformity |
US7478913B2 (en) * | 2006-11-15 | 2009-01-20 | 3M Innovative Properties | Back-lit displays with high illumination uniformity |
US8690373B2 (en) * | 2006-11-15 | 2014-04-08 | 3M Innovative Properties Company | Back-lit displays with high illumination uniformity |
CN101631987B (zh) * | 2007-02-27 | 2016-12-21 | 皇家飞利浦电子股份有限公司 | 照明系统和显示设备 |
JP2008310259A (ja) * | 2007-06-18 | 2008-12-25 | Sumitomo Chemical Co Ltd | 光路偏向板、面光源装置及び透過型画像表示装置 |
JP5049701B2 (ja) * | 2007-08-24 | 2012-10-17 | 富士フイルム株式会社 | 液晶表示装置 |
JP5071675B2 (ja) * | 2008-05-23 | 2012-11-14 | ソニー株式会社 | 照明装置および表示装置 |
JP5493312B2 (ja) * | 2008-08-22 | 2014-05-14 | ソニー株式会社 | 面発光装置及び画像表示装置 |
KR20100043972A (ko) * | 2008-10-21 | 2010-04-29 | 삼성전자주식회사 | 광신호 집광기와 광 수신기 |
TWI352793B (en) * | 2008-10-30 | 2011-11-21 | Everlight Electronics Co Ltd | Lighting apparatus |
KR101540216B1 (ko) * | 2008-11-03 | 2015-07-29 | 삼성디스플레이 주식회사 | 광학 부재 및 그를 포함하는 표시 장치 |
JP5322630B2 (ja) * | 2008-12-25 | 2013-10-23 | チェイル インダストリーズ インコーポレイテッド | 照明装置 |
JP6006547B2 (ja) * | 2011-07-06 | 2016-10-12 | ミネベア株式会社 | 照明装置及びこれに用いるレンズシート |
JP6682864B2 (ja) * | 2016-01-14 | 2020-04-15 | 富士ゼロックス株式会社 | 透過部材、照射装置及び電子ペン |
CN107526391B (zh) * | 2016-06-21 | 2020-05-08 | 鸿富锦精密电子(重庆)有限公司 | 显示器 |
JP7260796B2 (ja) * | 2020-11-06 | 2023-04-19 | 日亜化学工業株式会社 | 発光モジュールおよび面状光源 |
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EP0544332B1 (en) * | 1991-11-28 | 1997-01-29 | Enplas Corporation | Surface light source device |
US5613769A (en) * | 1992-04-16 | 1997-03-25 | Tir Technologies, Inc. | Tir lens apparatus having non-circular configuration about an optical axis |
JPH06301034A (ja) * | 1992-04-30 | 1994-10-28 | Riyoosan:Kk | バックライト装置及びその組立て方法 |
JPH05333333A (ja) * | 1992-05-29 | 1993-12-17 | Fujitsu Ltd | 照明装置 |
US5359691A (en) * | 1992-10-08 | 1994-10-25 | Briteview Technologies | Backlighting system with a multi-reflection light injection system and using microprisms |
JPH06273763A (ja) * | 1993-03-22 | 1994-09-30 | Sony Corp | バックライトユニット |
US5575549A (en) * | 1994-08-12 | 1996-11-19 | Enplas Corporation | Surface light source device |
JPH08146207A (ja) * | 1994-11-24 | 1996-06-07 | Sekisui Chem Co Ltd | 光拡散シート |
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JPH10319217A (ja) * | 1997-05-22 | 1998-12-04 | Omron Corp | 色分離素子及び画像表示装置 |
JP3860298B2 (ja) * | 1997-07-17 | 2006-12-20 | 大日本印刷株式会社 | 光学シート、面光源装置及び透過型表示装置 |
US5986728A (en) * | 1997-07-23 | 1999-11-16 | Litton Systems, Inc. | Optically enhance day/night liquid crystal display backlight with TIR lens and both light sources on same side of waveguide |
JP2000030515A (ja) * | 1998-07-09 | 2000-01-28 | Sony Corp | 面状照明装置 |
JP2000182418A (ja) * | 1998-12-16 | 2000-06-30 | Kuraray Co Ltd | 光拡散板を備えた照明装置 |
KR20010051391A (ko) * | 1999-11-02 | 2001-06-25 | 가마이 고로 | 도광판, 면광원 장치 및 액정 표시 장치 |
KR100367845B1 (ko) * | 2000-06-07 | 2003-01-10 | 삼성전자 주식회사 | 액정표시장치의 조명 방법, 이를 구현시키기 위한액정표시장치의 백라이트 어셈블리 및 이를 채용한액정표시장치 |
JP2002050219A (ja) * | 2000-07-25 | 2002-02-15 | Internatl Business Mach Corp <Ibm> | 面状光源装置、導光板、表示装置 |
JP2002049324A (ja) * | 2000-07-31 | 2002-02-15 | Nippon Seiki Co Ltd | バックライト装置 |
US6494587B1 (en) * | 2000-08-24 | 2002-12-17 | Rockwell Collins, Inc. | Cold cathode backlight for avionics applications with strobe expanded dimming range |
JP4023079B2 (ja) * | 2000-08-31 | 2007-12-19 | 株式会社日立製作所 | 面状照明装置及びこれを備えた表示装置 |
JP3670949B2 (ja) * | 2000-09-27 | 2005-07-13 | 三洋電機株式会社 | 面光源装置 |
KR100757794B1 (ko) * | 2001-09-03 | 2007-09-11 | 삼성전자주식회사 | 액정 표시 모듈 및 이를 갖는 액정 표시 장치 |
-
2002
- 2002-06-26 KR KR1020020036018A patent/KR100897745B1/ko active IP Right Grant
-
2003
- 2003-01-29 TW TW092102034A patent/TWI284229B/zh not_active IP Right Cessation
- 2003-02-19 JP JP2003040964A patent/JP4178053B2/ja not_active Expired - Fee Related
- 2003-02-28 US US10/377,352 patent/US7063448B2/en not_active Expired - Lifetime
- 2003-03-07 CN CNB031068960A patent/CN100380203C/zh not_active Expired - Fee Related
-
2006
- 2006-05-05 US US11/418,625 patent/US20060203517A1/en not_active Abandoned
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100335953C (zh) * | 2004-04-30 | 2007-09-05 | 友达光电股份有限公司 | 直下式背光组件及液晶显示装置 |
CN101253363B (zh) * | 2005-09-15 | 2010-05-19 | 日本瑞翁株式会社 | 正下型背光灯装置 |
CN101652602B (zh) * | 2007-04-03 | 2012-02-22 | 皇家飞利浦电子股份有限公司 | 光输出设备 |
CN101493605B (zh) * | 2008-01-24 | 2012-02-01 | 奇美电子股份有限公司 | 背光模块、液晶显示模块以及液晶显示器 |
CN102822730A (zh) * | 2010-04-01 | 2012-12-12 | 微软公司 | 用于表面显示的增强的观看亮度 |
WO2013104156A1 (zh) * | 2012-01-13 | 2013-07-18 | Liu Wuqiang | 使定向光束散射的方法和装置以及照明灯具 |
CN103851373A (zh) * | 2012-12-04 | 2014-06-11 | 冠捷投资有限公司 | 照明装置 |
Also Published As
Publication number | Publication date |
---|---|
TW200400385A (en) | 2004-01-01 |
CN100380203C (zh) | 2008-04-09 |
US20040001330A1 (en) | 2004-01-01 |
KR20040000974A (ko) | 2004-01-07 |
US7063448B2 (en) | 2006-06-20 |
TWI284229B (en) | 2007-07-21 |
JP2004031312A (ja) | 2004-01-29 |
KR100897745B1 (ko) | 2009-05-15 |
US20060203517A1 (en) | 2006-09-14 |
JP4178053B2 (ja) | 2008-11-12 |
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