JP5679278B2 - 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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- JP5679278B2 JP5679278B2 JP2010230075A JP2010230075A JP5679278B2 JP 5679278 B2 JP5679278 B2 JP 5679278B2 JP 2010230075 A JP2010230075 A JP 2010230075A JP 2010230075 A JP2010230075 A JP 2010230075A JP 5679278 B2 JP5679278 B2 JP 5679278B2
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- 239000004973 liquid crystal related substance Substances 0.000 title description 28
- 230000002093 peripheral effect Effects 0.000 claims description 64
- 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
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)
- Liquid Crystal (AREA)
Description
Claims (3)
- 第1の辺と該第1の辺に対向する第2の辺とを有する導光板と、
前記導光板の外周面を取り囲む壁部を有する内側フレームと、
前記内側フレームの外周面を取り囲む内周面を有する外側フレームと、
を備え
前記壁部は前記第1の辺に沿って形成された第1の壁部と、前記第2の辺に沿って形成された第2の壁部とを有し、
前記内周面は前記第1の壁部に沿って形成された第1の内周面と、前記第2の壁部に沿って形成された第2の内周面とを有し、
前記内側フレームの内周面の前記第1の壁部には、前記導光板の外周面に向かって突出する第1の内側突起が形成され、
前記内側フレームの内周面の前記第2の壁部には、前記導光板の外周面に向かって突出している第2の内側突起が形成され、
前記内側フレームの前記第1の壁部には、前記第1の内周面に向かって突出する第1の外側突起が形成され、
前記内側フレームの前記第2の壁部には、前記第2の内周面に向かって突出する第2の外側突起が形成され、
前記第1の外側突起は、前記第1の内周面に形成された第1の係合穴に嵌め込まれ、
前記第2の外側突起は、前記第2の内周面に形成された第2の係合穴に嵌め込まれ、
前記第1の内側突起と前記第1の外側突起は、前記第1の壁部の長さ方向において互いに離れた位置に設けられ、
前記第2の内側突起と前記第2の外側突起は前記第2の壁部において重なった位置に設けられ、
前記第1の壁部は、前記第1の外側突起が形成された部分が凹み前記第1の外側突起が前記第1の係合穴に嵌まるようにその剛性が設定されている、
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、
前記第1の内側突起と前記第2の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又は2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第2の壁部を挟んで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。
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 |
EP11184693.7A EP2442177B1 (en) | 2010-10-12 | 2011-10-11 | 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 |
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 |
---|---|
JP2012084414A JP2012084414A (ja) | 2012-04-26 |
JP2012084414A5 JP2012084414A5 (ja) | 2013-11-28 |
JP5679278B2 true JP5679278B2 (ja) | 2015-03-04 |
Family
ID=44763995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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) |
Families Citing this family (12)
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 |
CN102929012B (zh) * | 2012-10-29 | 2015-02-18 | 京东方科技集团股份有限公司 | 显示装置 |
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 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100666321B1 (ko) * | 2000-06-30 | 2007-01-09 | 삼성전자주식회사 | 적층형 백라이트 어셈블리, 이를 적용한 액정표시장치 및이들의 조립 방법 |
KR100852167B1 (ko) * | 2002-03-08 | 2008-08-13 | 삼성전자주식회사 | 평판 표시 장치 |
JP2005043716A (ja) * | 2003-07-23 | 2005-02-17 | Hitachi Displays Ltd | 表示装置 |
TWI243608B (en) * | 2004-05-31 | 2005-11-11 | Au Optronics Corp | Flat panel display |
KR100947533B1 (ko) * | 2005-03-10 | 2010-03-12 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 구비한 표시 장치 |
JP4683274B2 (ja) * | 2005-04-26 | 2011-05-18 | ミネベア株式会社 | 面状照明装置 |
KR101189088B1 (ko) * | 2005-06-22 | 2012-11-09 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
CN100483210C (zh) * | 2005-10-18 | 2009-04-29 | 群康科技(深圳)有限公司 | 背光模组和液晶显示装置 |
JP5061553B2 (ja) * | 2006-09-25 | 2012-10-31 | カシオ計算機株式会社 | 画像表示モジュール |
CN101765803B (zh) * | 2007-09-14 | 2012-01-25 | 夏普株式会社 | 框架构造体及具备该框架构造体的显示装置 |
JP2009086070A (ja) * | 2007-09-28 | 2009-04-23 | Casio Comput Co Ltd | 液晶表示モジュール |
JP2009192769A (ja) * | 2008-02-14 | 2009-08-27 | Hitachi Displays Ltd | 液晶表示装置 |
US20100061120A1 (en) * | 2008-09-08 | 2010-03-11 | Cheng Uei Precision Industry Co., Ltd. | Frame For Back Light Module |
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 CN CN2011103153185A patent/CN102563455A/zh active Pending
- 2011-10-11 KR KR1020110103513A patent/KR101313508B1/ko active IP Right Grant
- 2011-10-11 EP EP11184693.7A patent/EP2442177B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20120037891A (ko) | 2012-04-20 |
EP2442177A1 (en) | 2012-04-18 |
TW201222100A (en) | 2012-06-01 |
TWI471649B (zh) | 2015-02-01 |
JP2012084414A (ja) | 2012-04-26 |
EP2442177B1 (en) | 2013-06-19 |
KR101313508B1 (ko) | 2013-10-01 |
CN102563455A (zh) | 2012-07-11 |
US20120086883A1 (en) | 2012-04-12 |
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