CN101382698A - 背光模组 - Google Patents
背光模组 Download PDFInfo
- Publication number
- CN101382698A CN101382698A CNA2007102016061A CN200710201606A CN101382698A CN 101382698 A CN101382698 A CN 101382698A CN A2007102016061 A CNA2007102016061 A CN A2007102016061A CN 200710201606 A CN200710201606 A CN 200710201606A CN 101382698 A CN101382698 A CN 101382698A
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- CN
- China
- Prior art keywords
- guide plate
- light guide
- groove
- containing hole
- reflecting 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.)
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133611—Direct backlight including means for improving the brightness uniformity
-
- 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
- G02F1/133603—Direct backlight with LEDs
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)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (15)
- 【权利要求1】一种背光模组,其包括:一导光板,其包括一出光面,一与该出光面相对的底面,至少一从该导光板的底面向内凹陷的容置孔以及与该至少一容置孔相对应且临近该容置孔的至少一凹槽,该容置孔包括一靠近该导光板出光面设置的第一反射面以及一与该反射面相连接的入光面,该凹槽包括一相对于该入光面的第二反射面;至少一光源,其分别设置在该至少一容置孔内。
- 【权利要求2】如权利要求1所述的背光模组,其特征在于,该第一反射面为一平面。
- 【权利要求3】如权利要求1所述的背光模组,其特征在于,该第一反射面为一弧面。
- 【权利要求4】如权利要求1所述的背光模组,其特征在于,该第一反射面为一V形表面。
- 【权利要求5】如权利要求1所述的背光模组,其特征在于,该凹槽的横截面为V形。
- 【权利要求6】如权利要求1所述的背光模组,其特征在于,该导光板采用一种折射率介于1.4至1.6之间的透明材料制成。
- 【权利要求7】如权利要求1所述的背光模组,其特征在于,该第一反射面的反射率大于等于99%。
- 【权利要求8】如权利要求1所述的背光模组,其特征在于,该凹槽为围绕该容置孔设置的连续性凹槽。
- 【权利要求9】如权利要求1所述的背光模组,其特征在于,该凹槽为反射型的网点结构。
- 【权利要求10】如权利要求1所述的背光模组,其特征在于,该光源为一LED点光源。
- 【权利要求11】一种导光板,其包括:一出光面;一与该出光面相对的底面;至少一从该导光板的底面向内凹陷的容置孔,该容置孔包括一靠近该导光板出光面设置的第一反射面以及至少一与该反射面相连接的入光面;以及与该至少一容置孔相对应的且临近该容置孔的至少一凹槽,该凹槽包括一相对于该入光面的第二反射面。
- 【权利要求12】如权利要求11所述的导光板,其特征在于,该第一反射面的反射率大于等于99%。
- 【权利要求13】如权利要求11所述的导光板,其特征在于,该凹槽为围绕该容置孔设置的连续性凹槽。
- 【权利要求14】如权利要求11所述的导光板,其特征在于,该凹槽的横截面为V形。
- 【权利要求15】如权利要求11所述的导光板,其特征在于,该凹槽为反射型的网点结构。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102016061A CN101382698B (zh) | 2007-09-06 | 2007-09-06 | 背光模组 |
US11/964,818 US20090067176A1 (en) | 2007-09-06 | 2007-12-27 | Backlight module and light guide plate thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102016061A CN101382698B (zh) | 2007-09-06 | 2007-09-06 | 背光模组 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101382698A true CN101382698A (zh) | 2009-03-11 |
CN101382698B CN101382698B (zh) | 2012-01-11 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2007102016061A Expired - Fee Related CN101382698B (zh) | 2007-09-06 | 2007-09-06 | 背光模组 |
Country Status (2)
Country | Link |
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US (1) | US20090067176A1 (zh) |
CN (1) | CN101382698B (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101988664A (zh) * | 2010-11-04 | 2011-03-23 | 友达光电股份有限公司 | 侧光式背光模块 |
CN102062335A (zh) * | 2010-11-11 | 2011-05-18 | 上海向隆电子科技有限公司 | 背光模块及其液晶显示装置 |
CN102121639A (zh) * | 2010-12-08 | 2011-07-13 | 友达光电股份有限公司 | 背光模块及其组装方法 |
CN103047587A (zh) * | 2012-12-28 | 2013-04-17 | 深圳市伊藤合成科技有限公司 | 一种均匀出光的反射式背光源 |
CN103502854A (zh) * | 2011-03-30 | 2014-01-08 | Gb发展公司 | 具有改善照明均匀性的照明模组 |
CN103900030A (zh) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业(深圳)有限公司 | 光耦合装置及背光模组 |
CN105652361A (zh) * | 2016-01-22 | 2016-06-08 | 京东方光科技有限公司 | 导光板、背光模组及显示装置 |
CN106989357A (zh) * | 2016-01-21 | 2017-07-28 | 恩普乐股份有限公司 | 光束控制部件、发光装置、面光源装置及显示装置 |
CN107102473A (zh) * | 2017-05-22 | 2017-08-29 | 青岛海信电器股份有限公司 | 一种背光模组及液晶显示装置 |
WO2019071674A1 (zh) * | 2017-10-13 | 2019-04-18 | 惠州市华星光电技术有限公司 | 液晶显示器及其背光模组 |
CN110718619A (zh) * | 2018-07-12 | 2020-01-21 | 首尔半导体株式会社 | 发光元件、发光二极管封装件、背光单元以及液晶显示器 |
Families Citing this family (7)
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CN103400921A (zh) * | 2013-08-16 | 2013-11-20 | 苏州茂立光电科技有限公司 | 覆晶式发光二极管及其背光模块 |
CN104295997A (zh) * | 2014-08-22 | 2015-01-21 | 北京京东方视讯科技有限公司 | 背光模组和包括其的显示装置 |
CN105826436A (zh) * | 2016-05-16 | 2016-08-03 | 漳州立达信光电子科技有限公司 | Led倒装芯片、其封装方法及led面光源 |
KR20200071651A (ko) * | 2018-12-11 | 2020-06-19 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 그를 포함하는 표시장치 |
JP6912746B1 (ja) | 2020-02-07 | 2021-08-04 | 日亜化学工業株式会社 | 発光モジュール及び面状光源 |
JP6912748B1 (ja) * | 2020-02-07 | 2021-08-04 | 日亜化学工業株式会社 | 発光モジュール及び面状光源 |
JP6912747B1 (ja) * | 2020-02-07 | 2021-08-04 | 日亜化学工業株式会社 | 発光モジュール及び面状光源 |
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US6473554B1 (en) * | 1996-12-12 | 2002-10-29 | Teledyne Lighting And Display Products, Inc. | Lighting apparatus having low profile |
WO1999009349A1 (en) * | 1997-08-12 | 1999-02-25 | Decoma International Inc. | Bireflective lens element |
WO2002025167A1 (fr) * | 2000-09-25 | 2002-03-28 | Mitsubishi Rayon Co., Ltd. | Dispositif d'eclairage |
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 |
DE10102585A1 (de) * | 2001-01-20 | 2002-07-25 | Philips Corp Intellectual Pty | Farbige Beleuchtungseinrichtung |
US6637921B2 (en) * | 2001-09-28 | 2003-10-28 | Osram Sylvania Inc. | Replaceable LED bulb with interchangeable lens optic |
JP4162935B2 (ja) * | 2002-07-04 | 2008-10-08 | 株式会社小糸製作所 | 車両用灯具 |
JP4153370B2 (ja) * | 2002-07-04 | 2008-09-24 | 株式会社小糸製作所 | 車両用灯具 |
US6991357B2 (en) * | 2002-10-10 | 2006-01-31 | Fer Fahrzeugelektrik Gmbh | Lamp |
US6896381B2 (en) * | 2002-10-11 | 2005-05-24 | Light Prescriptions Innovators, Llc | Compact folded-optics illumination lens |
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 |
JP4182783B2 (ja) * | 2003-03-14 | 2008-11-19 | 豊田合成株式会社 | Ledパッケージ |
JP2004361914A (ja) * | 2003-05-15 | 2004-12-24 | Omron Corp | フロントライト、反射型表示装置及びフロントライトにおける光制御方法 |
US8297801B2 (en) * | 2004-07-16 | 2012-10-30 | Osram Sylvania Inc. | Light emitting diode disc optic with heat sink housing |
JP2006148036A (ja) * | 2004-10-19 | 2006-06-08 | Omron Corp | 発光光源及び発光光源アレイ |
US20070086179A1 (en) * | 2005-10-14 | 2007-04-19 | Radiant Opto-Electronics Corporation | Light mixing plate and direct backlight module |
US7293908B2 (en) * | 2005-10-18 | 2007-11-13 | Goldeneye, Inc. | Side emitting illumination systems incorporating light emitting diodes |
US7160010B1 (en) * | 2005-11-15 | 2007-01-09 | Visteon Global Technologies, Inc. | Light manifold for automotive light module |
TW200825529A (en) * | 2006-12-06 | 2008-06-16 | Chi Lin Technology Co Ltd | Light mixer and backlight module having it |
CN101308224B (zh) * | 2007-05-18 | 2011-06-29 | 鸿富锦精密工业(深圳)有限公司 | 背光模组及其光学板 |
JP5096941B2 (ja) * | 2008-01-25 | 2012-12-12 | セイコーインスツル株式会社 | 照明装置及びこれを用いた液晶表示装置 |
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2007
- 2007-09-06 CN CN2007102016061A patent/CN101382698B/zh not_active Expired - Fee Related
- 2007-12-27 US US11/964,818 patent/US20090067176A1/en not_active Abandoned
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101988664A (zh) * | 2010-11-04 | 2011-03-23 | 友达光电股份有限公司 | 侧光式背光模块 |
CN102062335A (zh) * | 2010-11-11 | 2011-05-18 | 上海向隆电子科技有限公司 | 背光模块及其液晶显示装置 |
CN102121639A (zh) * | 2010-12-08 | 2011-07-13 | 友达光电股份有限公司 | 背光模块及其组装方法 |
CN102121639B (zh) * | 2010-12-08 | 2013-03-06 | 友达光电股份有限公司 | 背光模块及其组装方法 |
CN103502854B (zh) * | 2011-03-30 | 2016-04-13 | Gb发展公司 | 具有改善照明均匀性的照明模组 |
CN103502854A (zh) * | 2011-03-30 | 2014-01-08 | Gb发展公司 | 具有改善照明均匀性的照明模组 |
CN103900030A (zh) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业(深圳)有限公司 | 光耦合装置及背光模组 |
CN103047587A (zh) * | 2012-12-28 | 2013-04-17 | 深圳市伊藤合成科技有限公司 | 一种均匀出光的反射式背光源 |
CN106989357A (zh) * | 2016-01-21 | 2017-07-28 | 恩普乐股份有限公司 | 光束控制部件、发光装置、面光源装置及显示装置 |
CN105652361A (zh) * | 2016-01-22 | 2016-06-08 | 京东方光科技有限公司 | 导光板、背光模组及显示装置 |
CN107102473A (zh) * | 2017-05-22 | 2017-08-29 | 青岛海信电器股份有限公司 | 一种背光模组及液晶显示装置 |
WO2019071674A1 (zh) * | 2017-10-13 | 2019-04-18 | 惠州市华星光电技术有限公司 | 液晶显示器及其背光模组 |
CN110718619A (zh) * | 2018-07-12 | 2020-01-21 | 首尔半导体株式会社 | 发光元件、发光二极管封装件、背光单元以及液晶显示器 |
CN110718619B (zh) * | 2018-07-12 | 2023-12-26 | 首尔半导体株式会社 | 发光元件、发光二极管封装件、背光单元以及液晶显示器 |
Also Published As
Publication number | Publication date |
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US20090067176A1 (en) | 2009-03-12 |
CN101382698B (zh) | 2012-01-11 |
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Address after: 201600 Shanghai City, Songjiang District Songjiang Industrial Zone West science and Technology Industrial Park No. 500 Wen Ji Lu Patentee after: Foxsemicon Semiconductor Precision (Shanghai) Inc. Patentee after: Foxsemicon Integrated Technology Inc. Address before: 201600 Shanghai City, Songjiang District Songjiang Industrial Zone West science and Technology Industrial Park No. 500 Wen Ji Lu Patentee before: Foxsemicon Semiconductor Precision (Shanghai) Inc. Patentee before: Foxsemicon Integrated Technology Inc. |
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