CN102147079A - 具有多个导光板的背光组件 - Google Patents
具有多个导光板的背光组件 Download PDFInfo
- Publication number
- CN102147079A CN102147079A CN201110002692XA CN201110002692A CN102147079A CN 102147079 A CN102147079 A CN 102147079A CN 201110002692X A CN201110002692X A CN 201110002692XA CN 201110002692 A CN201110002692 A CN 201110002692A CN 102147079 A CN102147079 A CN 102147079A
- Authority
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- China
- Prior art keywords
- light
- backlight assembly
- face
- lgp
- fixed component
- 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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- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims 1
- 239000004973 liquid crystal related substance Substances 0.000 description 21
- 230000003287 optical effect Effects 0.000 description 9
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- 238000012986 modification Methods 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
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Images
Classifications
-
- 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
- G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
-
- 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
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
-
- 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
- G02F1/133608—Direct backlight including particular frames or supporting means
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)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100005289A KR101684478B1 (ko) | 2010-01-20 | 2010-01-20 | 복수의 도광판을 갖는 백라이트 어셈블리 |
KR10-2010-0005289 | 2010-01-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102147079A true CN102147079A (zh) | 2011-08-10 |
CN102147079B CN102147079B (zh) | 2015-07-08 |
Family
ID=43479265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110002692.XA Expired - Fee Related CN102147079B (zh) | 2010-01-20 | 2011-01-07 | 具有多个导光板的背光组件 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8556491B2 (zh) |
EP (1) | EP2348340A1 (zh) |
JP (1) | JP5575626B2 (zh) |
KR (1) | KR101684478B1 (zh) |
CN (1) | CN102147079B (zh) |
Cited By (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102997124A (zh) * | 2011-09-08 | 2013-03-27 | 株式会社Hgm | 多个并排重叠连接的导光板单元形成的增大背光装置 |
CN104303100A (zh) * | 2012-05-18 | 2015-01-21 | 瑞尔D股份有限公司 | 定向背光源 |
CN104834049A (zh) * | 2015-05-15 | 2015-08-12 | 深圳市华星光电技术有限公司 | 背光模组及液晶显示装置 |
CN106647028A (zh) * | 2016-12-23 | 2017-05-10 | 深圳市华星光电技术有限公司 | 背光模组及液晶显示器 |
US9678267B2 (en) | 2012-05-18 | 2017-06-13 | Reald Spark, Llc | Wide angle imaging directional backlights |
CN106873240A (zh) * | 2017-02-07 | 2017-06-20 | 深圳市华星光电技术有限公司 | 背光组件及液晶显示模组 |
US9709723B2 (en) | 2012-05-18 | 2017-07-18 | Reald Spark, Llc | Directional backlight |
US9739928B2 (en) | 2013-10-14 | 2017-08-22 | Reald Spark, Llc | Light input for directional backlight |
US9740034B2 (en) | 2013-10-14 | 2017-08-22 | Reald Spark, Llc | Control of directional display |
US9835792B2 (en) | 2014-10-08 | 2017-12-05 | Reald Spark, Llc | Directional backlight |
US10054732B2 (en) | 2013-02-22 | 2018-08-21 | Reald Spark, Llc | Directional backlight having a rear reflector |
US10228505B2 (en) | 2015-05-27 | 2019-03-12 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10321123B2 (en) | 2016-01-05 | 2019-06-11 | Reald Spark, Llc | Gaze correction of multi-view images |
US10359560B2 (en) | 2015-04-13 | 2019-07-23 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10359561B2 (en) | 2015-11-13 | 2019-07-23 | Reald Spark, Llc | Waveguide comprising surface relief feature and directional backlight, directional display device, and directional display apparatus comprising said waveguide |
US10401638B2 (en) | 2017-01-04 | 2019-09-03 | Reald Spark, Llc | Optical stack for imaging directional backlights |
US10408992B2 (en) | 2017-04-03 | 2019-09-10 | Reald Spark, Llc | Segmented imaging directional backlights |
US10425635B2 (en) | 2016-05-23 | 2019-09-24 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10459321B2 (en) | 2015-11-10 | 2019-10-29 | Reald Inc. | Distortion matching polarization conversion systems and methods thereof |
US10475418B2 (en) | 2015-10-26 | 2019-11-12 | Reald Spark, Llc | Intelligent privacy system, apparatus, and method thereof |
US10740985B2 (en) | 2017-08-08 | 2020-08-11 | Reald Spark, Llc | Adjusting a digital representation of a head region |
US10802356B2 (en) | 2018-01-25 | 2020-10-13 | Reald Spark, Llc | Touch screen for privacy display |
US11067736B2 (en) | 2014-06-26 | 2021-07-20 | Reald Spark, Llc | Directional privacy display |
US11079619B2 (en) | 2016-05-19 | 2021-08-03 | Reald Spark, Llc | Wide angle imaging directional backlights |
US11115647B2 (en) | 2017-11-06 | 2021-09-07 | Reald Spark, Llc | Privacy display apparatus |
US11287878B2 (en) | 2012-05-18 | 2022-03-29 | ReaID Spark, LLC | Controlling light sources of a directional backlight |
US11821602B2 (en) | 2020-09-16 | 2023-11-21 | Reald Spark, Llc | Vehicle external illumination device |
US11908241B2 (en) | 2015-03-20 | 2024-02-20 | Skolkovo Institute Of Science And Technology | Method for correction of the eyes image using machine learning and method for machine learning |
US11966049B2 (en) | 2022-08-02 | 2024-04-23 | Reald Spark, Llc | Pupil tracking near-eye display |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140041205A1 (en) | 2010-11-19 | 2014-02-13 | Reald Inc. | Method of manufacturing directional backlight apparatus and directional structured optical film |
TW201310128A (zh) * | 2011-08-24 | 2013-03-01 | Tpv Display Technology Xiamen | 背光模組 |
US9436015B2 (en) | 2012-12-21 | 2016-09-06 | Reald Inc. | Superlens component for directional display |
US9350980B2 (en) | 2012-05-18 | 2016-05-24 | Reald Inc. | Crosstalk suppression in a directional backlight |
CN104487877A (zh) | 2012-05-18 | 2015-04-01 | 瑞尔D股份有限公司 | 定向显示设备 |
US9235057B2 (en) | 2012-05-18 | 2016-01-12 | Reald Inc. | Polarization recovery in a directional display device |
EP4235270A3 (en) | 2012-05-18 | 2023-11-08 | RealD Spark, LLC | Directionally illuminated waveguide arrangement |
US9420266B2 (en) | 2012-10-02 | 2016-08-16 | Reald Inc. | Stepped waveguide autostereoscopic display apparatus with a reflective directional element |
US8976081B2 (en) * | 2012-10-17 | 2015-03-10 | Intel Corporation | Integration of displays |
JP2016529764A (ja) | 2013-06-17 | 2016-09-23 | リアルディー インコーポレイテッド | 指向性バックライトの光源の制御 |
WO2015073438A1 (en) | 2013-11-15 | 2015-05-21 | Reald Inc. | Directional backlights with light emitting element packages |
WO2016105541A1 (en) | 2014-12-24 | 2016-06-30 | Reald Inc. | Adjustment of perceived roundness in stereoscopic image of a head |
CN108463667B (zh) | 2015-11-13 | 2020-12-01 | 瑞尔D斯帕克有限责任公司 | 广角成像定向背光源 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288611A (ja) * | 1998-03-31 | 1999-10-19 | Nitto Jushi Kogyo Kk | タンデム型面光源装置 |
US20010017774A1 (en) * | 2000-02-24 | 2001-08-30 | Tomotaka Ito | Surface light source system |
JP2006134748A (ja) * | 2004-11-08 | 2006-05-25 | Mitsubishi Rayon Co Ltd | タンデム型面光源装置 |
CN201247363Y (zh) * | 2008-08-22 | 2009-05-27 | 北京京东方光电科技有限公司 | 背光模组 |
WO2009145548A2 (en) * | 2008-05-27 | 2009-12-03 | Lg Electronics Inc. | Led back-light unit and liquid crystal display device using the same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100654220B1 (ko) * | 1999-08-03 | 2006-12-05 | 삼성전자주식회사 | 액정표시장치 |
KR100914392B1 (ko) * | 2002-12-31 | 2009-08-28 | 엘지디스플레이 주식회사 | 백라이트 어셈블리 |
JP2006108033A (ja) * | 2004-10-08 | 2006-04-20 | Mitsubishi Rayon Co Ltd | タンデム型面光源装置 |
US7311431B2 (en) | 2005-04-01 | 2007-12-25 | Avago Technologies Ecbu Ip Pte Ltd | Light-emitting apparatus having a plurality of adjacent, overlapping light-guide plates |
EP2063171A4 (en) * | 2006-10-27 | 2010-12-01 | Sharp Kk | LIGHT SOURCE DEVICE, BACKLIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE |
TWI387706B (zh) | 2008-06-23 | 2013-03-01 | Sony Corp | Surface light source device and display device |
US8223296B2 (en) * | 2008-08-25 | 2012-07-17 | Lg Display Co. Ltd. | Backlight unit and liquid crystal display device having the same |
-
2010
- 2010-01-20 KR KR1020100005289A patent/KR101684478B1/ko active IP Right Grant
- 2010-09-28 US US12/892,545 patent/US8556491B2/en not_active Expired - Fee Related
- 2010-10-27 EP EP10014000A patent/EP2348340A1/en not_active Withdrawn
- 2010-12-07 JP JP2010272957A patent/JP5575626B2/ja not_active Expired - Fee Related
-
2011
- 2011-01-07 CN CN201110002692.XA patent/CN102147079B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11288611A (ja) * | 1998-03-31 | 1999-10-19 | Nitto Jushi Kogyo Kk | タンデム型面光源装置 |
US20010017774A1 (en) * | 2000-02-24 | 2001-08-30 | Tomotaka Ito | Surface light source system |
JP2006134748A (ja) * | 2004-11-08 | 2006-05-25 | Mitsubishi Rayon Co Ltd | タンデム型面光源装置 |
WO2009145548A2 (en) * | 2008-05-27 | 2009-12-03 | Lg Electronics Inc. | Led back-light unit and liquid crystal display device using the same |
CN201247363Y (zh) * | 2008-08-22 | 2009-05-27 | 北京京东方光电科技有限公司 | 背光模组 |
Cited By (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102997124A (zh) * | 2011-09-08 | 2013-03-27 | 株式会社Hgm | 多个并排重叠连接的导光板单元形成的增大背光装置 |
CN104303100A (zh) * | 2012-05-18 | 2015-01-21 | 瑞尔D股份有限公司 | 定向背光源 |
US10365426B2 (en) | 2012-05-18 | 2019-07-30 | Reald Spark, Llc | Directional backlight |
US11287878B2 (en) | 2012-05-18 | 2022-03-29 | ReaID Spark, LLC | Controlling light sources of a directional backlight |
US9678267B2 (en) | 2012-05-18 | 2017-06-13 | Reald Spark, Llc | Wide angle imaging directional backlights |
US11681359B2 (en) | 2012-05-18 | 2023-06-20 | Reald Spark, Llc | Controlling light sources of a directional backlight |
US9709723B2 (en) | 2012-05-18 | 2017-07-18 | Reald Spark, Llc | Directional backlight |
US10175418B2 (en) | 2012-05-18 | 2019-01-08 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10054732B2 (en) | 2013-02-22 | 2018-08-21 | Reald Spark, Llc | Directional backlight having a rear reflector |
US9740034B2 (en) | 2013-10-14 | 2017-08-22 | Reald Spark, Llc | Control of directional display |
US9739928B2 (en) | 2013-10-14 | 2017-08-22 | Reald Spark, Llc | Light input for directional backlight |
US10488578B2 (en) | 2013-10-14 | 2019-11-26 | Reald Spark, Llc | Light input for directional backlight |
US11067736B2 (en) | 2014-06-26 | 2021-07-20 | Reald Spark, Llc | Directional privacy display |
US9835792B2 (en) | 2014-10-08 | 2017-12-05 | Reald Spark, Llc | Directional backlight |
US11908241B2 (en) | 2015-03-20 | 2024-02-20 | Skolkovo Institute Of Science And Technology | Method for correction of the eyes image using machine learning and method for machine learning |
US10359560B2 (en) | 2015-04-13 | 2019-07-23 | Reald Spark, Llc | Wide angle imaging directional backlights |
US11061181B2 (en) | 2015-04-13 | 2021-07-13 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10634840B2 (en) | 2015-04-13 | 2020-04-28 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10459152B2 (en) | 2015-04-13 | 2019-10-29 | Reald Spark, Llc | Wide angle imaging directional backlights |
CN104834049A (zh) * | 2015-05-15 | 2015-08-12 | 深圳市华星光电技术有限公司 | 背光模组及液晶显示装置 |
US10228505B2 (en) | 2015-05-27 | 2019-03-12 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10475418B2 (en) | 2015-10-26 | 2019-11-12 | Reald Spark, Llc | Intelligent privacy system, apparatus, and method thereof |
US11030981B2 (en) | 2015-10-26 | 2021-06-08 | Reald Spark, Llc | Intelligent privacy system, apparatus, and method thereof |
US10459321B2 (en) | 2015-11-10 | 2019-10-29 | Reald Inc. | Distortion matching polarization conversion systems and methods thereof |
US11067738B2 (en) | 2015-11-13 | 2021-07-20 | Reald Spark, Llc | Surface features for imaging directional backlights |
US10359561B2 (en) | 2015-11-13 | 2019-07-23 | Reald Spark, Llc | Waveguide comprising surface relief feature and directional backlight, directional display device, and directional display apparatus comprising said waveguide |
US10712490B2 (en) | 2015-11-13 | 2020-07-14 | Reald Spark, Llc | Backlight having a waveguide with a plurality of extraction facets, array of light sources, a rear reflector having reflective facets and a transmissive sheet disposed between the waveguide and reflector |
US10750160B2 (en) | 2016-01-05 | 2020-08-18 | Reald Spark, Llc | Gaze correction of multi-view images |
US11854243B2 (en) | 2016-01-05 | 2023-12-26 | Reald Spark, Llc | Gaze correction of multi-view images |
US10321123B2 (en) | 2016-01-05 | 2019-06-11 | Reald Spark, Llc | Gaze correction of multi-view images |
US11079619B2 (en) | 2016-05-19 | 2021-08-03 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10425635B2 (en) | 2016-05-23 | 2019-09-24 | Reald Spark, Llc | Wide angle imaging directional backlights |
CN106647028A (zh) * | 2016-12-23 | 2017-05-10 | 深圳市华星光电技术有限公司 | 背光模组及液晶显示器 |
US10401638B2 (en) | 2017-01-04 | 2019-09-03 | Reald Spark, Llc | Optical stack for imaging directional backlights |
CN106873240A (zh) * | 2017-02-07 | 2017-06-20 | 深圳市华星光电技术有限公司 | 背光组件及液晶显示模组 |
US10408992B2 (en) | 2017-04-03 | 2019-09-10 | Reald Spark, Llc | Segmented imaging directional backlights |
US11232647B2 (en) | 2017-08-08 | 2022-01-25 | Reald Spark, Llc | Adjusting a digital representation of a head region |
US11836880B2 (en) | 2017-08-08 | 2023-12-05 | Reald Spark, Llc | Adjusting a digital representation of a head region |
US10740985B2 (en) | 2017-08-08 | 2020-08-11 | Reald Spark, Llc | Adjusting a digital representation of a head region |
US11115647B2 (en) | 2017-11-06 | 2021-09-07 | Reald Spark, Llc | Privacy display apparatus |
US11431960B2 (en) | 2017-11-06 | 2022-08-30 | Reald Spark, Llc | Privacy display apparatus |
US10802356B2 (en) | 2018-01-25 | 2020-10-13 | Reald Spark, Llc | Touch screen for privacy display |
US11821602B2 (en) | 2020-09-16 | 2023-11-21 | Reald Spark, Llc | Vehicle external illumination device |
US11966049B2 (en) | 2022-08-02 | 2024-04-23 | Reald Spark, Llc | Pupil tracking near-eye display |
Also Published As
Publication number | Publication date |
---|---|
KR20110085476A (ko) | 2011-07-27 |
US20110176292A1 (en) | 2011-07-21 |
EP2348340A1 (en) | 2011-07-27 |
US8556491B2 (en) | 2013-10-15 |
CN102147079B (zh) | 2015-07-08 |
JP5575626B2 (ja) | 2014-08-20 |
JP2011151005A (ja) | 2011-08-04 |
KR101684478B1 (ko) | 2016-12-09 |
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