JP6341920B2 - 光源モジュール及び表示装置 - Google Patents
光源モジュール及び表示装置 Download PDFInfo
- Publication number
- JP6341920B2 JP6341920B2 JP2015539073A JP2015539073A JP6341920B2 JP 6341920 B2 JP6341920 B2 JP 6341920B2 JP 2015539073 A JP2015539073 A JP 2015539073A JP 2015539073 A JP2015539073 A JP 2015539073A JP 6341920 B2 JP6341920 B2 JP 6341920B2
- Authority
- JP
- Japan
- Prior art keywords
- light source
- guide plate
- led
- light guide
- light
- 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.)
- Expired - Fee Related
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- 229920005989 resin Polymers 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 13
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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
- G02B6/0081—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
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
- G02B6/009—Positioning aspects of the light source in 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
- G02B6/0033—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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0073—Light emitting diode [LED]
-
- 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
- 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)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
Description
実施の形態1.
図1は実施の形態1に係る表示装置の全体構成を示す概略図であり、図2は実施の形態1に係る表示装置の要部断面図である。本実施の形態では、本発明に係る表示装置の一例としてエッジライト方式の光源モジュールを備えた液晶表示装置について説明する。液晶表示装置は、横長の長方形をなす液晶パネル1、及び液晶パネル1に対向配置される光源モジュール2を備える。
実施の形態1では、LEDガード部531における横断面を略長方形としたが、断面形状は長方形に限定されるものではなく、例えば、台形状としてもよい。本実施の形態では、LEDガード部531における横断面の形状が台形状である構成について説明を行う。
なお、光源モジュール2等の基本的な構成は、実施の形態1と全く同様であるため、その説明を省略することとする。
実施の形態1では、支持部材62により導光板6及び反射シート61の中央付近を支持する構成としたが、シャーシ4の底面部42にて導光板6及び反射シート61を支持する構成としてもよい。
なお、表示装置の全体構成は、実施の形態1と同様であるため、その説明を省略することとする。
2 光源モジュール
3 LED基板
4 シャーシ
5 LEDガードクリップ
6 導光板
7 光学シート
53 挟持部
54 位置決め部
531 LEDガード部
Claims (7)
- 光源が実装された基板と、端面から入射した前記光源からの光を一面から出射する導光板と、該導光板の周縁を覆う枠体と、前記基板を前記枠体との間に挟み込んだ状態で前記枠体に固定する固定具とを備える光源モジュールにおいて、
前記光源は、前記端面に沿って並置された複数のLEDを備え、
前記固定具は、前記枠体に係止されており、かつ前記複数のLEDが並置された方向における前記導光板の位置を決める位置決め部を備えており、
前記導光板の前記一面に対向する他面に嵌合孔が形成されており、
前記位置決め部は、前記嵌合孔に嵌合される被嵌合部であることを特徴とする光源モジュール。 - 前記枠体の底面部及び側面部の少なくとも一方に設けられた孔に係止される凸部が前記固定具に成形されていることを特徴とする請求項1に記載の光源モジュール。
- 前記導光板の他面に対向配置され、前記導光板に入射された光を前記一面の側に反射する反射シート材を備え、
前記枠体は、前記導光板の側面を覆う側面部と、前記導光板の他面を覆う底面部とを有し、
前記固定具は、前記底面部の側へ突出する突出部を備え、
前記反射シート材は、前記突出部が挿通される挿通孔を有し、
前記固定具と前記底面部との間で挟み込んだ状態で前記反射シート材を保持してあることを特徴とする請求項1又は請求項2に記載の光源モジュール。 - 前記固定具の前記基板表面からの長さ寸法を、前記光源の前記基板表面からの長さ寸法より長くしてあることを特徴とする請求項1から請求項3の何れか1つに記載の光源モジュール。
- 前記固定具における前記光源を臨む部位に、前記光源の光出射角度が増す方向に傾斜した斜面を有することを特徴とする請求項1から請求項4の何れか1つに記載の光源モジュール。
- 前記固定具は、白色系の樹脂により成形されていることを特徴とする請求項1から請求項5の何れか1つに記載の光源モジュール。
- 請求項1から請求項6の何れか1つに記載の光源モジュールと、該光源モジュールが備える導光板の一面に対向配置された表示パネルとを備えることを特徴とする表示装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013197150 | 2013-09-24 | ||
JP2013197150 | 2013-09-24 | ||
PCT/JP2014/073557 WO2015045814A1 (ja) | 2013-09-24 | 2014-09-05 | 光源モジュール及び表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015045814A1 JPWO2015045814A1 (ja) | 2017-03-09 |
JP6341920B2 true JP6341920B2 (ja) | 2018-06-13 |
Family
ID=52742961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015539073A Expired - Fee Related JP6341920B2 (ja) | 2013-09-24 | 2014-09-05 | 光源モジュール及び表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9739932B2 (ja) |
JP (1) | JP6341920B2 (ja) |
CN (1) | CN105579896B (ja) |
WO (1) | WO2015045814A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6715478B2 (ja) * | 2016-06-29 | 2020-07-01 | パナソニックIpマネジメント株式会社 | Ledユニット及びそれを備えた照明器具 |
JP6022101B1 (ja) | 2016-07-04 | 2016-11-09 | 有限会社エーユー建築工房 | 表示装置 |
CN107203068A (zh) * | 2017-06-06 | 2017-09-26 | 东莞恒扬光电有限公司 | 一种便于组装的背光板 |
WO2019028141A1 (en) | 2017-08-01 | 2019-02-07 | Technical Consumer Products, Inc. | PERIPHERAL LIGHTING APPARATUS WITH CAPABILITIES FOR SECONDARY SERVICE |
JP2019109385A (ja) * | 2017-12-19 | 2019-07-04 | シャープ株式会社 | 表示装置 |
KR101971879B1 (ko) * | 2018-12-05 | 2019-04-24 | 영남엘이디 주식회사 | 최적화된 방열구조를 구비한 엣지커버형 led 조명등의 제조방법 |
JP7418263B2 (ja) * | 2020-03-27 | 2024-01-19 | 三菱電機株式会社 | 照明器具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008300170A (ja) | 2007-05-31 | 2008-12-11 | Hitachi Displays Ltd | 照明装置およびこの照明装置を用いた液晶表示装置 |
WO2010004702A1 (ja) * | 2008-07-07 | 2010-01-14 | パナソニック株式会社 | 電球形照明用光源 |
WO2011148696A1 (ja) * | 2010-05-25 | 2011-12-01 | 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 |
JP2012054108A (ja) * | 2010-09-01 | 2012-03-15 | Sharp Corp | 表示装置 |
JP5641334B2 (ja) * | 2011-01-26 | 2014-12-17 | Nltテクノロジー株式会社 | 照明装置及び液晶表示装置 |
JP2012216528A (ja) | 2011-03-30 | 2012-11-08 | Sumitomo Chemical Co Ltd | エッジライト型面発光装置 |
US9140848B2 (en) * | 2011-04-19 | 2015-09-22 | Sharp Kabushiki Kaisha | Illumination device and display device |
-
2014
- 2014-09-05 US US15/022,510 patent/US9739932B2/en active Active
- 2014-09-05 JP JP2015539073A patent/JP6341920B2/ja not_active Expired - Fee Related
- 2014-09-05 CN CN201480052518.8A patent/CN105579896B/zh not_active Expired - Fee Related
- 2014-09-05 WO PCT/JP2014/073557 patent/WO2015045814A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2015045814A1 (ja) | 2015-04-02 |
US9739932B2 (en) | 2017-08-22 |
US20160231500A1 (en) | 2016-08-11 |
JPWO2015045814A1 (ja) | 2017-03-09 |
CN105579896A (zh) | 2016-05-11 |
CN105579896B (zh) | 2019-04-16 |
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