KR20060001252A - 백라이트 유닛 - Google Patents
백라이트 유닛 Download PDFInfo
- Publication number
- KR20060001252A KR20060001252A KR1020040050328A KR20040050328A KR20060001252A KR 20060001252 A KR20060001252 A KR 20060001252A KR 1020040050328 A KR1020040050328 A KR 1020040050328A KR 20040050328 A KR20040050328 A KR 20040050328A KR 20060001252 A KR20060001252 A KR 20060001252A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- guide plate
- light guide
- light source
- backlight unit
- Prior art date
Links
Images
Classifications
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- 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
- G02B6/0015—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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging 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
- G02B6/003—Lens or lenticular 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
- G02B6/0013—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
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)
Abstract
Description
Claims (10)
- 광원;상기 광원을 둘러쌓고 있는 하우징;상기 광원과 마주보고 형성되어 상기 광원으로부터 빛이 입사되는 도광판; 및상기 도광판 하부에 형성된 반사판을 포함하여 구성되며,상기 빛이 입사되는 도광판의 입사면이 곡선으로 형성된 것을 특징으로 하는 백라이트 유닛.
- 광원;상기 광원을 둘러쌓고 있는 하우징;상기 광원과 마주보고 형성되어 상기 광원으로부터 빛이 입사되는 도광판; 및상기 도광판 하부에 형성된 반사판을 포함하여 구성되며,상기 하우징 내에 곡선형 구조물이 형성된 것을 특징으로 하는 백라이트 유닛.
- 제2항에 있어서,상기 구조물은 볼록 형상 또는 오목 형상인 것을 특징으로 하는 백라이트 유 닛.
- 제2항에 있어서,상기 구조물은 상기 광원과 도광판 사이에 형성된 것을 특징으로 하는 백라이트 유닛.
- 제2항에 있어서,상기 구조물은 상기 광원을 중심으로 도광판과 맞은 편의 하우징에 형성된 것을 특징으로 하는 백라이트 유닛.
- 제2항에 있어서,상기 구조물은 투과물질로 형성된 것을 특징으로 하는 백라이트 유닛.
- 제2항에 있어서,상기 구조물은 반사물질로 형성된 것을 특징으로 하는 백라이트 유닛.
- 제 2항에 있어서,상기 도광판의 입사면이 곡선으로 형성된 것을 특징으로 하는 백라이트 유닛.
- 제1항 또는 제8항에 있어서,상기 도광판의 입사면은 볼록 형상 또는 오목 형상인 것을 특징으로 하는 백라이트 유닛.
- 제1항 또는 제2항에 있어서,상기 도광판 상부에 광학시트가 형성된 것을 특징으로 하는 백라이트 유닛.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040050328A KR100652058B1 (ko) | 2004-06-30 | 2004-06-30 | 백라이트 유닛 |
US11/143,656 US7645063B2 (en) | 2004-06-30 | 2005-06-03 | Backlight unit |
TW094118955A TWI324699B (en) | 2004-06-30 | 2005-06-08 | Backlight unit |
CNB2005100775294A CN100403116C (zh) | 2004-06-30 | 2005-06-17 | 背光单元 |
DE102005028942A DE102005028942B4 (de) | 2004-06-30 | 2005-06-22 | Hintergrundbeleuchtungseinheit und Verfahren zum Herstellen derselben |
JP2005182128A JP4140780B2 (ja) | 2004-06-30 | 2005-06-22 | バックライトユニット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040050328A KR100652058B1 (ko) | 2004-06-30 | 2004-06-30 | 백라이트 유닛 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060001252A true KR20060001252A (ko) | 2006-01-06 |
KR100652058B1 KR100652058B1 (ko) | 2006-12-01 |
Family
ID=35511631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040050328A KR100652058B1 (ko) | 2004-06-30 | 2004-06-30 | 백라이트 유닛 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7645063B2 (ko) |
JP (1) | JP4140780B2 (ko) |
KR (1) | KR100652058B1 (ko) |
CN (1) | CN100403116C (ko) |
DE (1) | DE102005028942B4 (ko) |
TW (1) | TWI324699B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100746487B1 (ko) * | 2005-11-02 | 2007-08-06 | 태산엘시디 주식회사 | 백라이트 유니트의 도광판 입광부 및 그 가공방법 |
US8690416B2 (en) | 2010-11-23 | 2014-04-08 | Lg Innotek Co., Ltd. | Display device |
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TWI354164B (en) * | 2006-10-03 | 2011-12-11 | Au Optronics Corp | Liquid crystal display and back light module there |
CN101504125B (zh) * | 2008-02-04 | 2012-05-30 | 北京京东方光电科技有限公司 | 背光源 |
WO2012057017A1 (ja) * | 2010-10-28 | 2012-05-03 | シャープ株式会社 | 照明装置、及び表示装置 |
US8878794B2 (en) | 2011-09-27 | 2014-11-04 | Z124 | State of screen info: easel |
TW201409096A (zh) * | 2012-08-17 | 2014-03-01 | 財團法人車輛研究測試中心 | 模組化微結構導光裝置 |
CN103836436A (zh) * | 2012-11-21 | 2014-06-04 | 深圳市海洋王照明工程有限公司 | 灯具 |
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CN104459867A (zh) | 2013-09-23 | 2015-03-25 | 纬创资通股份有限公司 | 导光板及背光模块 |
US10170516B2 (en) * | 2014-07-23 | 2019-01-01 | Visera Technologies Company Limited | Image sensing device and method for fabricating the same |
CN104808283B (zh) * | 2015-05-20 | 2017-11-03 | 武汉华星光电技术有限公司 | 导光板及背光模组 |
KR20170013516A (ko) * | 2015-07-28 | 2017-02-07 | 삼성전자주식회사 | 디스플레이 장치 |
CN106873071B (zh) * | 2017-03-27 | 2019-10-11 | 开发晶照明(厦门)有限公司 | 面光源装置、侧入式背光模组以及显示装置 |
CN107842760B (zh) * | 2017-10-30 | 2020-12-08 | Tcl通力电子(惠州)有限公司 | 灯组件以及音箱 |
CN107884869A (zh) * | 2017-11-28 | 2018-04-06 | 合肥泰沃达智能装备有限公司 | 一种防漏光导光板的背光模组 |
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-
2004
- 2004-06-30 KR KR1020040050328A patent/KR100652058B1/ko active IP Right Grant
-
2005
- 2005-06-03 US US11/143,656 patent/US7645063B2/en active Active
- 2005-06-08 TW TW094118955A patent/TWI324699B/zh active
- 2005-06-17 CN CNB2005100775294A patent/CN100403116C/zh active Active
- 2005-06-22 DE DE102005028942A patent/DE102005028942B4/de active Active
- 2005-06-22 JP JP2005182128A patent/JP4140780B2/ja active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100746487B1 (ko) * | 2005-11-02 | 2007-08-06 | 태산엘시디 주식회사 | 백라이트 유니트의 도광판 입광부 및 그 가공방법 |
US8690416B2 (en) | 2010-11-23 | 2014-04-08 | Lg Innotek Co., Ltd. | Display device |
Also Published As
Publication number | Publication date |
---|---|
DE102005028942B4 (de) | 2011-07-28 |
JP4140780B2 (ja) | 2008-08-27 |
US20060002152A1 (en) | 2006-01-05 |
CN100403116C (zh) | 2008-07-16 |
CN1716035A (zh) | 2006-01-04 |
US7645063B2 (en) | 2010-01-12 |
KR100652058B1 (ko) | 2006-12-01 |
TW200604666A (en) | 2006-02-01 |
TWI324699B (en) | 2010-05-11 |
DE102005028942A1 (de) | 2006-01-26 |
JP2006019270A (ja) | 2006-01-19 |
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