JP2019145366A - 表示装置及びテレビジョン受信機 - Google Patents
表示装置及びテレビジョン受信機 Download PDFInfo
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- JP2019145366A JP2019145366A JP2018029125A JP2018029125A JP2019145366A JP 2019145366 A JP2019145366 A JP 2019145366A JP 2018029125 A JP2018029125 A JP 2018029125A JP 2018029125 A JP2018029125 A JP 2018029125A JP 2019145366 A JP2019145366 A JP 2019145366A
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- Prior art keywords
- light source
- source substrate
- side portion
- display device
- guide plate
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- 239000000758 substrate Substances 0.000 claims abstract description 121
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 49
- 230000003287 optical effect Effects 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 8
- 125000006850 spacer group Chemical group 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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
- G02B6/009—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
- G02B6/0081—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
- G02B6/0088—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
- G02B6/0081—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
-
- 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
- G02B6/0066—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
- G02B6/0066—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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
以下、本発明の実施の形態について説明する。図1は、実施形態1に係る表示装置を略示する斜視図である。図2は、表示装置を略示する側面図である。表示装置は、画像表示用の表示パネルとして液晶パネル2を備えた液晶表示装置1である。液晶表示装置1は、該液晶パネル2に光を照射するバックライト4を備えている。
図4は、実施形態2(放熱板に孔部)に係る表示装置の要部を略示する側面図である。図4には、液晶パネル2、導光板41、バックライトシャーシ43、放熱板12及び光源基板44が示されている。光源基板44は、実施形態1と同様に短辺部442及び長辺部443を備えた断面L字状をなす。
図5は、実施形態3(スペーサ)に係る表示装置の要部を略示する側面図である。図5には、液晶パネル2、導光板41、バックライトシャーシ43及び光源基板44が示されている。光源基板44は、実施形態1と同様に短辺部442及び長辺部443を備えた断面L字状をなす。
2 液晶パネル(表示パネル)
3 光学シート群
4 バックライト
41 導光板
42 反射シート
43 バックライトシャーシ(収納容器)
431 底板
432 側壁
44 光源基板
441 発光素子
442 短辺部
443 長辺部
444 コネクタ
445 ハーネス
5 両面テープ
6 カバー
7 脚
8 信号処理部
9 受信部
10 ベゼル
11 パネルシャーシ
12 放熱板
121 孔部
13 スペーサ
Claims (7)
- 正面に画像を表示する表示パネルと、
該表示パネルの背面側に対向配置された導光板と、
該導光板を収納する皿型の収納容器と、
前記表示パネルに光を供給する発光素子を一面に実装した短辺部及び該短辺部の一面から内側にむけて突出した長辺部を有し、該短辺部の一面を前記導光板の周縁に対向して配置された断面L字状の光源基板とを備え、
該光源基板の長辺部と前記収納容器の底板とは熱的に接続してある
ことを特徴とする表示装置。 - 前記導光板と前記光源基板の長辺部との間には、放熱板が設けられており、
該光源基板の長辺部は前記放熱板及び収納容器の底板に挟み込まれて、該光源基板と、該放熱板及び収納容器とは熱的に接続してある
ことを特徴とする請求項1に記載の表示装置。 - 前記光源基板の長辺部の前記表示パネル側の一面には、コネクタが設けられており、
該コネクタは、前記放熱板に設けられた孔部の内部に配置してある
ことを特徴とする請求項2に記載の表示装置。 - 前記光源基板の短辺部の他面は、前記収納容器の側壁の内面と対向してあり、
該光源基板の短辺部と前記収納容器の側壁とは熱的に接続してある
ことを特徴とする請求項1から請求項3のいずれか一つに記載の表示装置。 - 前記光源基板は、前記導光板の上下の周縁夫々に配置してある
ことを特徴とする請求項1から請求項4のいずれか一つに記載の表示装置。 - 前記収納容器及び放熱板は、アルミニウム、酸化アルミニウム又は銅製である
ことを特徴とする請求項1から請求項5のいずれか一つに記載の表示装置。 - 請求項1から請求項6のいずれか1つに記載の表示装置と、
テレビジョン放送を受信する受信部と
を備え、
前記受信部で受信したテレビジョン放送に基づいて前記表示パネルに画像を表示するようにしてあることを特徴とするテレビジョン受信機。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018029125A JP2019145366A (ja) | 2018-02-21 | 2018-02-21 | 表示装置及びテレビジョン受信機 |
US16/280,653 US10718896B2 (en) | 2018-02-21 | 2019-02-20 | Display device and television receiver |
CN201910130135.2A CN110174797B (zh) | 2018-02-21 | 2019-02-21 | 显示装置及电视信号接收器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018029125A JP2019145366A (ja) | 2018-02-21 | 2018-02-21 | 表示装置及びテレビジョン受信機 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2019145366A true JP2019145366A (ja) | 2019-08-29 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018029125A Pending JP2019145366A (ja) | 2018-02-21 | 2018-02-21 | 表示装置及びテレビジョン受信機 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10718896B2 (ja) |
JP (1) | JP2019145366A (ja) |
CN (1) | CN110174797B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220077662A (ko) * | 2020-12-02 | 2022-06-09 | 현대자동차주식회사 | 디스플레이 장치 및 그러한 디스플레이 장치를 포함하는 차량 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013005708A1 (ja) * | 2011-07-07 | 2013-01-10 | 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 |
WO2014021304A1 (ja) * | 2012-08-03 | 2014-02-06 | 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 |
WO2016163176A1 (ja) * | 2015-04-06 | 2016-10-13 | ソニー株式会社 | 照明装置および表示装置 |
Family Cites Families (4)
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KR101607572B1 (ko) | 2009-10-12 | 2016-03-31 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 그를 포함하는 표시 장치 |
KR20120012150A (ko) * | 2010-07-30 | 2012-02-09 | 엘지디스플레이 주식회사 | 액정표시장치 |
WO2013051473A1 (ja) * | 2011-10-06 | 2013-04-11 | 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 |
JP5546585B2 (ja) * | 2012-06-25 | 2014-07-09 | シャープ株式会社 | 表示装置及びテレビジョン受信機 |
-
2018
- 2018-02-21 JP JP2018029125A patent/JP2019145366A/ja active Pending
-
2019
- 2019-02-20 US US16/280,653 patent/US10718896B2/en active Active
- 2019-02-21 CN CN201910130135.2A patent/CN110174797B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013005708A1 (ja) * | 2011-07-07 | 2013-01-10 | 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 |
WO2014021304A1 (ja) * | 2012-08-03 | 2014-02-06 | 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 |
WO2016163176A1 (ja) * | 2015-04-06 | 2016-10-13 | ソニー株式会社 | 照明装置および表示装置 |
Also Published As
Publication number | Publication date |
---|---|
US20190257997A1 (en) | 2019-08-22 |
US10718896B2 (en) | 2020-07-21 |
CN110174797A (zh) | 2019-08-27 |
CN110174797B (zh) | 2024-04-02 |
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