JP5844107B2 - バックライトアセンブリを有する表示装置 - Google Patents
バックライトアセンブリを有する表示装置 Download PDFInfo
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- JP5844107B2 JP5844107B2 JP2011216028A JP2011216028A JP5844107B2 JP 5844107 B2 JP5844107 B2 JP 5844107B2 JP 2011216028 A JP2011216028 A JP 2011216028A JP 2011216028 A JP2011216028 A JP 2011216028A JP 5844107 B2 JP5844107 B2 JP 5844107B2
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- Prior art keywords
- light
- guide plate
- light source
- light guide
- incident surface
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- 239000000758 substrate Substances 0.000 description 10
- 230000003287 optical effect Effects 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 4
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- 230000001681 protective effect Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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
- G02F1/1336—Illuminating devices
-
- 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
-
- 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, 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
- G02B6/0033—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
- G02B6/0055—Reflecting element, 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
- G02B6/0081—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
- G02B6/0085—Means for removing heat created by the light source from the package
-
- 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
- G02B6/0086—Positioning aspects
- G02B6/0091—Positioning aspects of the light source relative to the light guide
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133322—Mechanical guidance or alignment of LCD panel support components
-
- 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
- G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
-
- 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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
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- 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
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133317—Intermediate frames, e.g. between backlight housing and front frame
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Description
Claims (7)
- 光を発生する発光素子と該発光素子を支持する支持部とを含む光源と、
複数の側面の中で少なくとも1つの入光面を通じて前記光を入射し、入射した前記光を上面を通じて出射する導光板と、
前記光を入射して映像を表示する表示パネルと、
前記光源と前記入光面との間を所定の距離離隔させる離隔部材と、
を含み、
前記発光素子の第1面は前記入光面に対向し、前記発光素子の第2面は前記支持部に埋め込まれている表示装置。 - 前記離隔部材は前記導光板と一体に形成されることを特徴とする請求項1に記載の表示装置。
- 前記離隔部材は前記入光面の少なくとも両端部から突出され、前記支持部と接触することを特徴とする請求項1に記載の表示装置。
- 前記離隔部材は前記入光面に平行である突出面を有し、前記突出面は前記支持部と接触することを特徴とする請求項3に記載の表示装置。
- 前記離隔部材は前記支持部と一体に形成されることを特徴とする請求項1に記載の表示装置。
- 前記離隔部材は前記支持部から突出して前記入光面の両端部と接触することを特徴とする請求項5に記載の表示装置。
- 前記導光板は面取りされた少なくとも1つのコーナー部を有し、前記入光面は前記面取りによって定義された前記導光板の側面であることを特徴とする請求項1に記載の表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100133486A KR101816275B1 (ko) | 2010-12-23 | 2010-12-23 | 백라이트 어셈블리를 갖는 표시 장치 |
KR10-2010-0133486 | 2010-12-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012134127A JP2012134127A (ja) | 2012-07-12 |
JP2012134127A5 JP2012134127A5 (ja) | 2014-09-18 |
JP5844107B2 true JP5844107B2 (ja) | 2016-01-13 |
Family
ID=44802563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011216028A Expired - Fee Related JP5844107B2 (ja) | 2010-12-23 | 2011-09-30 | バックライトアセンブリを有する表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120163023A1 (ja) |
EP (1) | EP2469326B1 (ja) |
JP (1) | JP5844107B2 (ja) |
KR (1) | KR101816275B1 (ja) |
CN (1) | CN102568315B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101851761B1 (ko) * | 2016-11-08 | 2018-06-08 | 희성전자 주식회사 | 디스플레이 장치의 led 광원 방열구조 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5845795B2 (ja) * | 2011-10-12 | 2016-01-20 | 船井電機株式会社 | 表示装置 |
TWI507789B (zh) * | 2011-11-17 | 2015-11-11 | 友達光電股份有限公司 | 背光模組及其組裝方法 |
KR20140018607A (ko) * | 2012-08-02 | 2014-02-13 | 삼성디스플레이 주식회사 | 별도 광원을 사용하는 표시 장치 |
CN102980109B (zh) * | 2012-12-10 | 2015-07-01 | 京东方科技集团股份有限公司 | 背光源及背光源的组装方法 |
CN104520635B (zh) * | 2013-03-19 | 2017-04-19 | 堺显示器制品株式会社 | 背光装置以及显示装置 |
KR20150011174A (ko) * | 2013-07-22 | 2015-01-30 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 표시 장치 |
KR102116441B1 (ko) * | 2013-12-12 | 2020-05-29 | 엘지디스플레이 주식회사 | 액정표시장치 |
KR102205419B1 (ko) * | 2014-02-04 | 2021-01-21 | 삼성디스플레이 주식회사 | 커브드 백라이트 어셈블리 및 이를 갖는 커브드 표시장치 |
KR20150145798A (ko) * | 2014-06-19 | 2015-12-31 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 그를 포함하는 표시장치 |
KR20170068695A (ko) * | 2015-12-09 | 2017-06-20 | 삼성디스플레이 주식회사 | 표시 장치 |
KR102493079B1 (ko) * | 2018-03-14 | 2023-01-31 | 삼성디스플레이 주식회사 | 표시 모듈 및 이를 포함하는 표시 장치 |
CN109870849B (zh) * | 2019-03-15 | 2021-04-02 | 武汉华星光电技术有限公司 | 背光模组及显示装置 |
CN110376790A (zh) * | 2019-07-15 | 2019-10-25 | Oppo(重庆)智能科技有限公司 | 背光组件、显示屏及电子设备 |
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JP2010092683A (ja) * | 2008-10-07 | 2010-04-22 | Fujifilm Corp | 導光板およびこれを備えた面状照明装置 |
CN101749572B (zh) * | 2008-12-15 | 2012-10-10 | 鸿富锦精密工业(深圳)有限公司 | 发光模块 |
KR101529556B1 (ko) * | 2008-12-26 | 2015-06-17 | 엘지디스플레이 주식회사 | 방열이 용이한 액정표시소자 |
US8622601B2 (en) * | 2010-07-23 | 2014-01-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module and display apparatus |
CN101922660A (zh) * | 2010-07-23 | 2010-12-22 | 深圳市华星光电技术有限公司 | 背光模块及显示装置 |
-
2010
- 2010-12-23 KR KR1020100133486A patent/KR101816275B1/ko active IP Right Grant
-
2011
- 2011-07-06 US US13/177,397 patent/US20120163023A1/en not_active Abandoned
- 2011-08-19 EP EP11178078.9A patent/EP2469326B1/en not_active Not-in-force
- 2011-08-30 CN CN201110253726.2A patent/CN102568315B/zh not_active Expired - Fee Related
- 2011-09-30 JP JP2011216028A patent/JP5844107B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101851761B1 (ko) * | 2016-11-08 | 2018-06-08 | 희성전자 주식회사 | 디스플레이 장치의 led 광원 방열구조 |
Also Published As
Publication number | Publication date |
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EP2469326A1 (en) | 2012-06-27 |
EP2469326B1 (en) | 2018-11-07 |
CN102568315A (zh) | 2012-07-11 |
US20120163023A1 (en) | 2012-06-28 |
JP2012134127A (ja) | 2012-07-12 |
KR20120071796A (ko) | 2012-07-03 |
KR101816275B1 (ko) | 2018-01-09 |
CN102568315B (zh) | 2016-08-24 |
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