JP6663250B2 - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP6663250B2 JP6663250B2 JP2016036392A JP2016036392A JP6663250B2 JP 6663250 B2 JP6663250 B2 JP 6663250B2 JP 2016036392 A JP2016036392 A JP 2016036392A JP 2016036392 A JP2016036392 A JP 2016036392A JP 6663250 B2 JP6663250 B2 JP 6663250B2
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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
- G02B6/0083—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
- G02B6/0033—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
-
- 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
- G02B6/0055—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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- 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
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- 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
- G02F1/133528—Polarisers
-
- 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
- G02F1/133612—Electrical details
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Description
図1、図2及び図4は、本発明の第一実施形態に係る表示装置の断面図である。図3は、光源装置の分解斜視図である。図5は、第一実施形態に係る表示装置の光源の平面図である。図6は、図5の断面図である。
図8は、第一実施形態の第一変形例に係る表示装置の断面図である。図9は、第一実施形態の第一変形例に係る表示装置の光源の断面図である。図8及び図9に示すように、受電部51は、複数の発光体21の実装面と同じ側の面の光源実装基板22に実装されている。図9においては、受電部51に対する送電部52の位置も合わせて、図示されている。
図10は、第一実施形態の第二変形例に係る表示装置のブロック図である。第一実施形態の表示装置1において、供給部54が光源制御部542を備えている。第一実施形態の第二変形例に係る表示装置1において、受電部51が光源制御部510を備えている。光源制御部510は、光源制御信号SLEDの情報に基づいて、受電圧制御部513が発光体21へ供給する電力量を制御する。第一実施形態の第二変形例において、光源制御信号SLEDが表示制御回路204から光源制御部510へ供給される。
図11は、第二実施形態に係る表示装置のブロック図である。本実施形態において第一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12は、第三実施形態に係る表示装置の光源の平面図である。図13は、図12の断面図である。第三実施形態に係る表示装置1は、図11に示す第二実施形態に係る表示装置1のブロック図と同じ構成を有している。本実施形態において第一実施形態から第三実施形態のいずれか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14は、第三実施形態の変形例に係る表示装置の光源の平面図である。図15は、図14の断面図である。図15においては、受電部51に対する送電部52の位置も合わせて、図示されている。第三実施形態の変形例に係る表示装置1は、図11に示す第二実施形態に係る表示装置1のブロック図と同じ構成を有している。本実施形態において第一実施形態から第三実施形態のいずれか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16は、第四実施形態に係る表示装置の光源の平面図である。図17は、図16の断面図である。図17においては、受電部51に対する送電部52の位置も合わせて、図示されている。図18は、第四実施形態に係る表示装置のブロック図である。本実施形態において第一実施形態から第三実施形態のいずれか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19は、第五実施形態に係る表示装置のブロック図である。図20は、第五実施形態に係る表示装置の画素を示す回路図である。本実施形態において第一実施形態から第四実施形態のいずれか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。
10 導光体
20 光源
21、21R、21G、21B 発光体
22 光源実装基板
30 インナーフレーム
40 バックカバー
43n 貫通部
43 光源保持部
51 受電部
52 送電部
53 給電基板
54 供給部
55、56 シールド部
60 フロントカバー
100 光源装置
200 表示パネル
300 筐体
300W 貫通部
RW 電磁界
Claims (12)
- 表示部と、
前記表示部へ光を照射し、かつ複数の発光体を有する光源装置と、
前記光源装置の電力を受電する少なくとも1つの受電部と、
前記受電部へワイヤレス電力伝送する少なくとも1つの送電部と、
前記光源装置と、前記表示部とが内部に収容される筐体と、
前記筐体の外側に配置され、前記送電部が実装された給電基板と、
を備え、
前記光源装置は、1つの前記受電部から1対1で電力が供給される1つの発光体を複数有している、
表示装置。 - 前記光源装置と、前記給電基板とは、フレキシブル基板で接続されていない、請求項1に記載の表示装置。
- 前記光源装置は、導光体と、前記導光体を挟むフロントカバー及びバックカバーと、前記複数の発光体が実装される光源実装基板とを備え、
前記光源実装基板及び前記受電部が前記フロントカバー又は前記バックカバーよりも前記導光体側にあり、
前記受電部が、少なくとも前記フロントカバー及び前記バックカバーのうち1つ以上を挟んで、前記送電部と対向する、
請求項1又は2に記載の表示装置。 - 表示部と、
前記表示部へ光を照射し、かつ複数の発光体を有する光源装置と、
前記光源装置の電力を受電する少なくとも1つの受電部と、
前記受電部へワイヤレス電力伝送する少なくとも1つの送電部と、
前記光源装置と、前記表示部とが内部に収容される筐体と、
前記筐体の外側に配置され、前記送電部が実装された給電基板と、
を備え、
前記光源装置は1つの前記受電部から電力を供給される複数の発光体を有し、
前記光源装置は、導光体と、前記導光体を挟むフロントカバー及びバックカバーと、前記複数の発光体が実装される光源実装基板とを備え、
前記光源実装基板及び前記受電部が前記フロントカバー又は前記バックカバーよりも前記導光体側にあり、
前記受電部が、少なくとも前記フロントカバー及び前記バックカバーのうち1つ以上を挟んで、前記送電部と対向する、
表示装置。 - 前記受電部は、前記バックカバーの一部が貫通された第1貫通部に挿入されている、請求項3又は4に記載の表示装置。
- 前記受電部は、前記筐体の一部が貫通された第2貫通部を挟んで前記送電部と対向する、請求項1乃至5のいずれか1項に記載の表示装置。
- 表示部と、
前記表示部へ光を照射し、かつ複数の発光体を有する光源装置と、
前記光源装置の電力を受電する少なくとも1つの受電部と、
前記受電部へワイヤレス電力伝送する少なくとも1つの送電部と、
前記光源装置と、前記表示部とが内部に収容される筐体と、
を備え、
前記受電部は、前記筐体の一部が貫通された第2貫通部を挟んで前記送電部と対向する、
表示装置。 - 前記送電部が送電する送電電力に応じた発光量で前記発光体が発光する、
請求項1乃至7のいずれか1項に記載の表示装置。 - 表示部と、
前記表示部へ光を照射し、かつ複数の発光体を有する光源装置と、
前記光源装置の電力を受電する少なくとも1つの受電部と、
前記受電部へワイヤレス電力伝送する少なくとも1つの送電部と、
を備え、
前記送電部が送電する送電電力に応じた発光量で前記発光体が発光する、
表示装置。 - 前記光源装置と、前記表示部とが内部に収容される筐体と、
前記筐体の外側に配置され、前記送電部が実装された給電基板と、
を備え、
前記光源装置は1つの前記受電部から電力を供給される複数の発光体を有する、
請求項7又は9に記載の表示装置。 - 前記受電部を囲うシールド部を有する、
請求項1乃至10のいずれか1項に記載の表示装置。 - 前記複数の発光体は、少なくとも第1色の発光体、第2色の発光体、第3色の発光体を含み、フィールドシーケンシャル方式で駆動される、
請求項4又は10に記載の表示装置。
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CN201720168078.3U CN206725895U (zh) | 2016-02-26 | 2017-02-23 | 显示装置 |
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WO2006114859A1 (ja) * | 2005-04-18 | 2006-11-02 | Fujitsu Limited | 液晶表示装置 |
US9337902B2 (en) * | 2008-03-17 | 2016-05-10 | Powermat Technologies Ltd. | System and method for providing wireless power transfer functionality to an electrical device |
JP2012165527A (ja) * | 2011-02-04 | 2012-08-30 | Nitto Denko Corp | 無線電力供給システム |
EP3109739B1 (en) * | 2011-06-08 | 2022-08-03 | Scramoge Technology Limited | Electronic device, wireless power receiving apparatus, and display apparatus |
JP2014153586A (ja) * | 2013-02-12 | 2014-08-25 | Japan Display Inc | 液晶表示装置 |
JP2014160218A (ja) | 2013-02-20 | 2014-09-04 | Japan Display Inc | 液晶表示装置、電子機器、及び表示カバーの固定方法 |
JP2014224945A (ja) * | 2013-05-17 | 2014-12-04 | 船井電機株式会社 | 表示装置 |
JP2015090464A (ja) * | 2013-11-07 | 2015-05-11 | 日東電工株式会社 | 発光表示装置 |
KR102315780B1 (ko) * | 2015-01-19 | 2021-10-22 | 삼성디스플레이 주식회사 | 표시 장치, 이를 포함하는 시스템 및 화소 |
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