JP6453055B2 - 光源装置 - Google Patents
光源装置 Download PDFInfo
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- JP6453055B2 JP6453055B2 JP2014235253A JP2014235253A JP6453055B2 JP 6453055 B2 JP6453055 B2 JP 6453055B2 JP 2014235253 A JP2014235253 A JP 2014235253A JP 2014235253 A JP2014235253 A JP 2014235253A JP 6453055 B2 JP6453055 B2 JP 6453055B2
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- Prior art keywords
- frame
- light guide
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- light source
- light
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- 125000006850 spacer group Chemical group 0.000 claims description 76
- 230000000149 penetrating effect Effects 0.000 claims description 43
- 230000035515 penetration Effects 0.000 description 11
- 239000000758 substrate Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
Images
Classifications
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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
- G02F1/1335—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
- G02B6/0081—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
- 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
- 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
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting 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
- G02B6/0033—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
- G02B6/0051—Diffusing 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
- G02B6/0033—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
- G02B6/0068—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]
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
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)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Description
図1および図2は、本発明の第一の実施の形態に係る電子機器1の断面図である。
図6は、スペーサーの他の形態例を示す模式図である。本実施形態において第一の実施形態と共通する構成要素については、同じ符号を付し、詳細な説明は省略する。
図7は、スペーサーの他の形態例を示す模式図である。本実施形態において第一の実施形態と共通する構成要素については、同じ符号を付し、詳細な説明は省略する。
10C…角部
20…光源
30…インナーフレーム(第一のフレーム部材)
32…第一の枠体
33、34…第一の枠体の内壁面
38…第一の貫通部(貫通部)
39…第二の貫通部(貫通部)
40…バックカバー(第二のフレーム部材)
42…第二の枠体
44、45…第二の枠体の内壁面
50…第一のスペーサー(スペーサー)
51、56、81、86…ベース部
51a、81a…縁部
52、57、82、87、88…突起部
55…第二のスペーサー(スペーサー)
80、85…スペーサー
90、93…貫通部
91、92…貫通孔
100…光源装置
Claims (5)
- 導光体と、
前記導光体の外周を囲み、一部に貫通部が形成された第一の枠体を有し、前記第一の枠体に囲まれた空間に前記導光体を収容する第一のフレーム部材と、
前記第一の枠体の外周を囲む第二の枠体を有し、前記第二の枠体に囲まれた空間に前記第一の枠体を収容する第二のフレーム部材と、
前記貫通部を介して前記第二の枠体と前記導光体との間に挟み込まれたスペーサーと、
を有し、
前記スペーサーは、前記貫通部よりも前記第二の枠体側に設けられたベース部と、前記ベース部から前記貫通部を介して前記導光体側に突出した突起部と、を有し、
前記ベース部は、前記貫通部よりも大きく形成され、前記貫通部の周辺に位置する縁部で前記第二の枠体と前記第一の枠体との間に挟み込まれて、前記第一の枠体を、前記ベース部側とは反対側に位置する前記第二の枠体の内壁面に密着させ、
前記突起部は、前記導光体と接して、前記導光体を、前記突起部側とは反対側に位置する前記第一の枠体の内壁面に密着させ、
前記突起部は、前記導光体の外周に沿って複数設けられ、
前記貫通部は、複数の前記突起部をそれぞれ前記導光体側に貫通させる複数の貫通孔を有する
光源装置。 - 前記スペーサーは、弾性部材によって形成されている
請求項1に記載の光源装置。 - 前記スペーサーは、圧縮変形した状態で前記第二の枠体と前記導光体との間に配置されている
請求項2に記載の光源装置。 - 前記導光体に光を入射させる光源を有し、
前記光源が、前記導光体を挟んで前記スペーサーと反対側に配置されている
請求項1ないし3のいずれか1項に記載の光源装置。 - 前記導光体は、角部を挟んで互いに隣接する二つの側面を有し、
前記貫通部は、前記二つの側面とそれぞれ対向する位置に設けられ、
前記突起部は、前記二つの側面とそれぞれ接し、
前記ベース部は、前記二つの側面とそれぞれ対向する位置で、前記第一の枠体と前記第二の枠体との間に挟み込まれている
請求項1ないし4のいずれか1項に記載の光源装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014235253A JP6453055B2 (ja) | 2014-11-20 | 2014-11-20 | 光源装置 |
US14/918,821 US9766395B2 (en) | 2014-11-20 | 2015-10-21 | Light source device with a first frame body, a second frame body, and a spacer disposed therebetween |
CN201510794523.2A CN105629568B (zh) | 2014-11-20 | 2015-11-18 | 光源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014235253A JP6453055B2 (ja) | 2014-11-20 | 2014-11-20 | 光源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016100144A JP2016100144A (ja) | 2016-05-30 |
JP6453055B2 true JP6453055B2 (ja) | 2019-01-16 |
Family
ID=56010020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014235253A Active JP6453055B2 (ja) | 2014-11-20 | 2014-11-20 | 光源装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9766395B2 (ja) |
JP (1) | JP6453055B2 (ja) |
CN (1) | CN105629568B (ja) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8181022B2 (en) * | 2003-06-24 | 2012-05-15 | Realnetworks, Inc. | Method and apparatus for controlling access restrictions for media playback |
JP2008027736A (ja) | 2006-07-21 | 2008-02-07 | Sharp Corp | バックライトユニット |
EP2122410B1 (en) * | 2007-05-23 | 2018-03-07 | LG Display Co., Ltd. | Display device |
JP2012204271A (ja) * | 2011-03-28 | 2012-10-22 | Funai Electric Co Ltd | 表示モジュールおよび表示装置 |
KR101940766B1 (ko) * | 2011-12-13 | 2019-01-22 | 엘지디스플레이 주식회사 | 도광판 고정부재를 포함하는 액정표시장치 및 액정표시장치 제조방법 |
JP2013131340A (ja) * | 2011-12-20 | 2013-07-04 | Japan Display East Inc | 表示装置 |
KR101985199B1 (ko) * | 2012-07-17 | 2019-06-04 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
KR20140039425A (ko) * | 2012-09-21 | 2014-04-02 | 삼성디스플레이 주식회사 | 표시장치 |
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 |
-
2014
- 2014-11-20 JP JP2014235253A patent/JP6453055B2/ja active Active
-
2015
- 2015-10-21 US US14/918,821 patent/US9766395B2/en active Active
- 2015-11-18 CN CN201510794523.2A patent/CN105629568B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN105629568A (zh) | 2016-06-01 |
JP2016100144A (ja) | 2016-05-30 |
CN105629568B (zh) | 2020-05-12 |
US20160147008A1 (en) | 2016-05-26 |
US9766395B2 (en) | 2017-09-19 |
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