JP2017098260A - バックライトアセンブリ、及びバックライトアセンブリを含む表示装置 - Google Patents
バックライトアセンブリ、及びバックライトアセンブリを含む表示装置 Download PDFInfo
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- JP2017098260A JP2017098260A JP2017000991A JP2017000991A JP2017098260A JP 2017098260 A JP2017098260 A JP 2017098260A JP 2017000991 A JP2017000991 A JP 2017000991A JP 2017000991 A JP2017000991 A JP 2017000991A JP 2017098260 A JP2017098260 A JP 2017098260A
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- 238000005452 bending Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 230000003014 reinforcing effect Effects 0.000 description 20
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- 230000005855 radiation Effects 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 4
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- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
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- 229910001220 stainless steel Inorganic materials 0.000 description 1
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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
-
- 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
-
- 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
- G02B6/0081—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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
-
- 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
-
- 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
- G02F1/13332—Front frames
-
- 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
- G02F1/133628—Illuminating devices with cooling means
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
。
Claims (8)
- 底部及び前記底部と接続された複数の側壁を含む収納容器と、
前記底部によって支持され、前記複数の側壁のうち第1側壁と隣接する第1光源モジュールと、
前記第1側壁の外側面と接触し、第一端部が前記第1光源モジュールをカバーするように前記第1側壁を覆う第1光源カバーと、を含み、
前記底部は、平面上で延長して前記複数の側壁と接続されて、
前記第1光源カバーの一部領域は、上記底部と平行するように延長して、表示パネルの一部領域とオーバーラップして形成されていることを特徴とするバックライトアセンブリ。 - 前記第1光源カバーは、
前記第1側壁の外側面と接触する側壁カバー部と、
前記側壁カバー部の一側から湾曲され、前記底部と部分的に接触する下端部と、
前記側壁カバー部の前記一側の反対側から前記下端部の湾曲方向と同一な方向に湾曲されて前記下端部と対向し、前記第1光源モジュール上に配置され、前記表示パネルの一部領域とオーバーラップして形成される光源カバー部と、を含むことを特徴とする請求項1に記載のバックライトアセンブリ。 - 前記第1光源モジュールと向かい合う入射面及び前記入射面に入射された光を出射する出射面を含む導光板をさらに含み、
前記光源カバー部は前記側壁カバー部の前記反対側から前記導光板に向かって延長して前記第1光源モジュール及び前記出射面の一部をカバーすることを特徴とする請求項2に記載のバックライトアセンブリ。 - 前記第1光源モジュールと前記収納容器との間に配置される放熱板と、
前記導光板と前記放熱板との間に配置される反射板と、をさらに含むことを特徴とする請求項3に記載のバックライトアセンブリ。 - 前記第1光源モジュールと所定間隔離隔され、 前記複数の側壁のうち第2側壁と隣接して配置された第2光源モジュールをさらに含み、
前記第1光源モジュールは、
前記第1側壁に沿って、一列に配列された複数の第1光源、前記第1光源が実装される第1駆動基板、前記第1駆動基板の第一端部に形成され、前記第1光源を駆動する駆動電圧を伝送する第1接続配線と接続された第1コネクタを含み、
前記第2光源モジュールは、
前記第1光源の配列方向に沿って一列に配列された複数の第2光源、前記第2光源が実装される第2駆動基板、前記第2駆動基板の第一端部に形成され、前記第2光源を駆動する駆動電圧を伝送する第2接続配線と接続された第2コネクタを含むことを特徴とする請求項1に記載のバックライトアセンブリ。 - 前記複数の側壁のうち前記第1側壁の反対方向に配置された第2側壁と隣接する第2光源モジュールと、
前記第2側壁の外側面と接触し、第一端部が前記第2光源モジュールをカバーするように前記第2側壁を覆う第2光源カバーと、をさらに含むことを特徴とする請求項1に記載のバックライトアセンブリ。 - 底部及び前記底部と接続された第1側壁を含む収納容器と、
上記底部上に配置され、第1駆動基板及び前記第1駆動基板上に実装される第1光源を含む第1光源モジュールと、
前記第1光源モジュールと向かい合う入射面及び前記入射面に入射された光を出射する出射面を含む導光板と、
前記第1側壁の表面と接触する側壁カバー部、前記第1光源及び前記出射面の一部をカバーする光源カバー部、及び前記側壁カバー部の一側から湾曲される下端部を含む第1光源カバーと、を含み、
前記下端部は、前記底部と接触し、前記側壁カバー部に延長することを特徴とするバックライトアセンブリ。 - 映像を表示する表示パネルと、
底部及び前記底部と接続された複数の側壁を含む収納容器と、前記底部によって支持され、前記複数の側壁のうち第1側壁と隣接し、前記表示パネルに光を照射する第1光源モジュール、及び前記第1側壁の外側面と接触し、第一端部が前記第1光源モジュールをカバーするように前記第1側壁を覆う第1光源カバーと、を含むバックライトアセンブリを含み、
前記底部は、平面上で延長して前記複数の側壁と接続され、
前記第1光源カバーの一部領域は、上記底部と平行するように延長して、表示パネルの一部領域とオーバーラップして形成されていることを特徴とする表示装置。
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Application Number | Priority Date | Filing Date | Title |
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KR10-2011-0013552 | 2011-02-16 | ||
KR1020110013552A KR20120102174A (ko) | 2011-02-16 | 2011-02-16 | 백라이트 어셈블리, 이를 포함하는 표시 장치 및 이의 조립 방법 |
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JP2017000991A Expired - Fee Related JP6412175B2 (ja) | 2011-02-16 | 2017-01-06 | バックライトアセンブリ、及びバックライトアセンブリを含む表示装置 |
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US (1) | US8734001B2 (ja) |
EP (2) | EP2490051B1 (ja) |
JP (2) | JP6157052B2 (ja) |
KR (1) | KR20120102174A (ja) |
CN (1) | CN102644885A (ja) |
Families Citing this family (11)
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US9086197B2 (en) * | 2012-01-10 | 2015-07-21 | Raleigh Enterprises, Llc | Modular LED space light |
KR102040555B1 (ko) * | 2012-09-05 | 2019-11-06 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 표시 장치 |
KR20140039425A (ko) * | 2012-09-21 | 2014-04-02 | 삼성디스플레이 주식회사 | 표시장치 |
CN103659154B (zh) * | 2012-09-25 | 2016-07-06 | 英业达科技有限公司 | 面板拆卸治具 |
KR101990528B1 (ko) * | 2012-11-08 | 2019-06-18 | 엘지디스플레이 주식회사 | 엘이디 어셈블리 및 이를 포함하는 액정표시장치 |
US9436240B2 (en) * | 2012-12-27 | 2016-09-06 | Intel Corporation | Electronic device having an active edge |
CN103925514A (zh) * | 2013-01-16 | 2014-07-16 | 苏州璨宇光学有限公司 | 光源模块及背光模块 |
TWI497172B (zh) * | 2013-10-29 | 2015-08-21 | Au Optronics Corp | 顯示裝置及其背光模組 |
KR20150066312A (ko) * | 2013-12-06 | 2015-06-16 | 삼성디스플레이 주식회사 | 표시 장치 |
WO2018201312A1 (zh) | 2017-05-03 | 2018-11-08 | 瑞仪光电(苏州)有限公司 | 背光模块及显示设备 |
KR102493079B1 (ko) * | 2018-03-14 | 2023-01-31 | 삼성디스플레이 주식회사 | 표시 모듈 및 이를 포함하는 표시 장치 |
Citations (3)
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JP2004006193A (ja) * | 2002-04-04 | 2004-01-08 | Seiko Epson Corp | 放熱部材、照明装置、電気光学装置及び電子機器 |
JP2005135862A (ja) * | 2003-10-31 | 2005-05-26 | Optrex Corp | ライトユニット |
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KR101163015B1 (ko) | 2005-11-28 | 2012-07-09 | 엘지디스플레이 주식회사 | 액정표시장치모듈 |
JP2007157457A (ja) * | 2005-12-02 | 2007-06-21 | Matsushita Electric Works Ltd | 平面発光装置 |
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KR20080029552A (ko) * | 2006-09-29 | 2008-04-03 | 삼성전자주식회사 | 액정표시장치 |
KR101318437B1 (ko) | 2006-10-31 | 2013-10-16 | 엘지디스플레이 주식회사 | 액정 표시 장치용 백라이트 유닛 |
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KR101515460B1 (ko) * | 2008-12-15 | 2015-05-06 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 그를 포함하는 표시 장치 |
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2011
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- 2011-09-07 US US13/227,080 patent/US8734001B2/en active Active
- 2011-10-26 EP EP11186656.2A patent/EP2490051B1/en not_active Not-in-force
- 2011-10-26 EP EP13160260.9A patent/EP2607936B1/en not_active Not-in-force
- 2011-12-12 JP JP2011270862A patent/JP6157052B2/ja not_active Expired - Fee Related
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2012
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Also Published As
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EP2607936A1 (en) | 2013-06-26 |
EP2490051B1 (en) | 2014-12-10 |
EP2490051A1 (en) | 2012-08-22 |
JP6157052B2 (ja) | 2017-07-05 |
KR20120102174A (ko) | 2012-09-18 |
JP2012169258A (ja) | 2012-09-06 |
US8734001B2 (en) | 2014-05-27 |
EP2607936B1 (en) | 2014-06-11 |
US20120206942A1 (en) | 2012-08-16 |
CN102644885A (zh) | 2012-08-22 |
JP6412175B2 (ja) | 2018-10-24 |
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