JP2012084414A - バックライトユニット及び液晶表示装置 - Google Patents
バックライトユニット及び液晶表示装置 Download PDFInfo
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- JP2012084414A JP2012084414A JP2010230075A JP2010230075A JP2012084414A JP 2012084414 A JP2012084414 A JP 2012084414A JP 2010230075 A JP2010230075 A JP 2010230075A JP 2010230075 A JP2010230075 A JP 2010230075A JP 2012084414 A JP2012084414 A JP 2012084414A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 66
- 239000000758 substrate Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010409 thin film Substances 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
- 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
-
- 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
- G02B6/0081—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
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- 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
- 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
- G02F1/133322—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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/46—Fixing elements
- G02F2201/465—Snap -fit
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- 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
【解決手段】バックライトユニット10は、導光板20と、導光板20の外周面を取り囲む内側フレーム30と、内側フレーム30の外周面を取り囲む外側フレーム40と、を備えている。内側フレーム30の内周面には、導光板20の外周面に向かって突出する内側突起35が形成されている。内側フレーム30の外周面には、外側フレーム40の内周面に向かって突出する外側突起37が形成されている。内側突起35と外側突起37は、内側フレーム30の一辺である壁部33を挟んで互いに反対側に位置し、且つ、内側フレーム30の壁部33の長さ方向において互いに離れた位置に設けられている。
【選択図】図3
Description
Claims (10)
- 導光板と、
前記導光板の外周面を取り囲む内側フレームと、
前記内側フレームの外周面を取り囲む外側フレームと、を備え、
前記内側フレームの内周面には、前記導光板の外周面に向かって突出する内側突起が形成され、
前記内側フレームの外周面と前記外側フレームの内周面のうち一方には、他方に向かって突出する外側突起が形成され、
前記内側突起と前記外側突起は、前記内側フレームの一辺を挟んで互いに反対側に位置し、且つ、前記内側フレームの前記一辺の長さ方向において互いに離れた位置に設けられている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットにおいて、
前記内側突起は前記導光板の外周面に当っている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットにおいて、
前記内側フレームの前記内周面には、複数の前記内側突起が形成されている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットにおいて、
前記内側フレームの前記外周面と前記外側フレームの前記内周面のうち前記一方には、複数の前記外側突起が形成されている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットにおいて、
前記内側フレームの外周面と前記外側フレームの内周面のうち前記一方には、前記他方に向かって突出する第2の外側突起が形成され、
前記第2の外側突起は、前記内側フレームの前記一辺とは反対側の辺の外側に位置している、
ことを特徴とするバックライトユニット。 - 請求項5に記載のバックライトユニットにおいて、
前記内側フレームの前記反対側の辺には、前記導光板の外周面に向かって突出する第2の内側突起が形成されている、
ことを特徴とするバックライトユニット。 - 請求項6に記載のバックライトユニットにおいて、
前記第2の内側突起と前記第2の外側突起は、前記内側フレームの前記一辺とは前記反対側の辺に対して対称となる位置に設けられている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットにおいて、
前記外側突起は、前記内側フレームの外周面と前記外側フレームの内周面のうち前記他方に係合している、
ことを特徴とするバックライトユニット。 - 請求項8に記載のバックライトユニットにおいて、
前記内側フレームの外周面と前記外側フレームの内周面のうち前記他方には、前記外側突起が嵌る穴が形成されている、
ことを特徴とするバックライトユニット。 - 請求項1に記載のバックライトユニットを備える液晶表示装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010230075A JP5679278B2 (ja) | 2010-10-12 | 2010-10-12 | バックライトユニット及び液晶表示装置 |
TW100135928A TWI471649B (zh) | 2010-10-12 | 2011-10-04 | 背光單元及液晶顯示裝置 |
US13/267,056 US20120086883A1 (en) | 2010-10-12 | 2011-10-06 | Backlight unit and liquid crystal display device |
CN2011103153185A CN102563455A (zh) | 2010-10-12 | 2011-10-11 | 背光单元及液晶显示装置 |
KR1020110103513A KR101313508B1 (ko) | 2010-10-12 | 2011-10-11 | 백라이트 유닛 및 액정 표시 장치 |
EP11184693.7A EP2442177B1 (en) | 2010-10-12 | 2011-10-11 | Backlight unit and liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010230075A JP5679278B2 (ja) | 2010-10-12 | 2010-10-12 | バックライトユニット及び液晶表示装置 |
Publications (3)
Publication Number | Publication Date |
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JP2012084414A true JP2012084414A (ja) | 2012-04-26 |
JP2012084414A5 JP2012084414A5 (ja) | 2013-11-28 |
JP5679278B2 JP5679278B2 (ja) | 2015-03-04 |
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Family Applications (1)
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JP2010230075A Active JP5679278B2 (ja) | 2010-10-12 | 2010-10-12 | バックライトユニット及び液晶表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20120086883A1 (ja) |
EP (1) | EP2442177B1 (ja) |
JP (1) | JP5679278B2 (ja) |
KR (1) | KR101313508B1 (ja) |
CN (1) | CN102563455A (ja) |
TW (1) | TWI471649B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014089449A (ja) * | 2012-10-29 | 2014-05-15 | Boe Technology Group Co Ltd | ディスプレイデバイス |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012133888A1 (ja) * | 2011-04-01 | 2012-10-04 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
JP2014154346A (ja) * | 2013-02-08 | 2014-08-25 | Japan Display Inc | バックライト装置およびこれを備えた表示装置 |
JP2015184560A (ja) | 2014-03-25 | 2015-10-22 | ソニー株式会社 | 導光装置、画像表示装置及び表示装置 |
JP2015184561A (ja) | 2014-03-25 | 2015-10-22 | ソニー株式会社 | 導光装置、画像表示装置及び表示装置 |
CN104061529B (zh) * | 2014-06-12 | 2016-08-17 | 深圳市华星光电技术有限公司 | 导光板组件 |
CN104696829A (zh) * | 2015-03-27 | 2015-06-10 | 北京京东方多媒体科技有限公司 | 一种背光模组及显示装置 |
CN104867408A (zh) * | 2015-05-22 | 2015-08-26 | 奥捷五金(江苏)有限公司 | 一种显示产品及其边框结构 |
CN204853341U (zh) * | 2015-08-20 | 2015-12-09 | 北京京东方茶谷电子有限公司 | 一种背光模组、显示模组及显示装置 |
JP2018116221A (ja) * | 2017-01-20 | 2018-07-26 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
CN110543037B (zh) * | 2018-12-05 | 2022-06-28 | 友达光电股份有限公司 | 显示装置 |
CN109712538B (zh) * | 2019-03-08 | 2021-03-23 | 京东方科技集团股份有限公司 | 一种组合结构、显示装置以及显示设备 |
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JP2009086070A (ja) * | 2007-09-28 | 2009-04-23 | Casio Comput Co Ltd | 液晶表示モジュール |
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CN201359237Y (zh) * | 2009-03-06 | 2009-12-09 | 北京京东方光电科技有限公司 | 背光模组 |
-
2010
- 2010-10-12 JP JP2010230075A patent/JP5679278B2/ja active Active
-
2011
- 2011-10-04 TW TW100135928A patent/TWI471649B/zh active
- 2011-10-06 US US13/267,056 patent/US20120086883A1/en not_active Abandoned
- 2011-10-11 EP EP11184693.7A patent/EP2442177B1/en active Active
- 2011-10-11 KR KR1020110103513A patent/KR101313508B1/ko active IP Right Grant
- 2011-10-11 CN CN2011103153185A patent/CN102563455A/zh active Pending
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US20060203519A1 (en) * | 2005-03-10 | 2006-09-14 | Samsung Electronics Co., Ltd. | Backlight assembly and display device having the same |
JP2006253108A (ja) * | 2005-03-10 | 2006-09-21 | Samsung Electronics Co Ltd | バックライト組立体及びこれを備えた表示装置 |
JP2006309986A (ja) * | 2005-04-26 | 2006-11-09 | Minebea Co Ltd | 面状照明装置 |
US20060290836A1 (en) * | 2005-06-22 | 2006-12-28 | Woong-Jae Chang | Backlight assembly and liquid crystal display apparatus having the same |
JP2008076918A (ja) * | 2006-09-25 | 2008-04-03 | Casio Comput Co Ltd | 画像表示モジュール |
JP2009086070A (ja) * | 2007-09-28 | 2009-04-23 | Casio Comput Co Ltd | 液晶表示モジュール |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014089449A (ja) * | 2012-10-29 | 2014-05-15 | Boe Technology Group Co Ltd | ディスプレイデバイス |
Also Published As
Publication number | Publication date |
---|---|
KR20120037891A (ko) | 2012-04-20 |
TWI471649B (zh) | 2015-02-01 |
KR101313508B1 (ko) | 2013-10-01 |
CN102563455A (zh) | 2012-07-11 |
EP2442177B1 (en) | 2013-06-19 |
EP2442177A1 (en) | 2012-04-18 |
JP5679278B2 (ja) | 2015-03-04 |
US20120086883A1 (en) | 2012-04-12 |
TW201222100A (en) | 2012-06-01 |
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