JP2019160747A - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP2019160747A JP2019160747A JP2018049945A JP2018049945A JP2019160747A JP 2019160747 A JP2019160747 A JP 2019160747A JP 2018049945 A JP2018049945 A JP 2018049945A JP 2018049945 A JP2018049945 A JP 2018049945A JP 2019160747 A JP2019160747 A JP 2019160747A
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- light
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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
- G02F1/13336—Combining plural substrates to produce large-area displays, e.g. tiled displays
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
-
- B60K35/22—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
- B60Q3/14—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards lighting through the surface to be illuminated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/60—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects
- B60Q3/62—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides
-
- 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
-
- 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
- G02F1/011—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 in optical waveguides, not otherwise provided for in this subclass
-
- 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
-
- B60K2360/1523—
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
Description
図1は、実施形態1に係る表示装置の分解斜視図である。図2は、実施形態1に係る表示装置を前面板側からみた平面図である。図3は、実施形態1に係る表示装置の前面板、表示パネル、光学シート、導光板の積層状態を説明する説明図である。図3は、図2のIII−III’の断面における前面板11、表示パネル2、光学シート4、導光板3の積層状態を示している。図4は、実施形態1に係る表示装置が搭載された車両の模式図である。
図7は、実施形態2に係る光源の平面図である。実施形態2の説明において、実施形態1と同じ構成要素については、同じ符号を付して、詳細な説明を省略する。実施形態2の表示装置は、図7に示す光源5のみが実施形態1の表示装置1とは異なる。
図8は、実施形態3に係る光源の平面図である。実施形態3の説明において、実施形態1と同じ構成要素については、同じ符号を付して、詳細な説明を省略する。実施形態3の表示装置は、図8に示す光源5のみが実施形態1の表示装置1とは異なる。
図9は、実施形態4に係る光源の平面図である。実施形態4の説明において、実施形態1と同じ構成要素については、同じ符号を付して、詳細な説明を省略する。実施形態4の表示装置は、図9に示す光源5のみが実施形態1の表示装置1とは異なる。
図10は、実施形態4の変形例に係る光源の平面図である。実施形態4の変形例の説明において、実施形態4と同じ構成要素については、同じ符号を付して、詳細な説明を省略する。実施形態4の変形例の表示装置は、図10に示す光源5のみが実施形態1の表示装置1とは異なる。
2 表示パネル
3 導光板
4 光学シート
5 光源
6、6A、6B、6C、6D フレキシブル基板
7 発光素子
8 バックライトユニット
11 前面板
12 フロントフレーム
13 バックカバー
20A、20B、20C、20D 表示領域
31 充填材
41 輝度向上フィルム
42 光拡散フィルム
43A 領域
44 領域
100 車両
101 ダッシュボード
102 ハンドル
Claims (11)
- 透光性の前面板と、
前記前面板に貼り合わせられ、前記前面板よりも小さい複数の表示パネルと、
前記表示パネルと一対一となるように対向配置される複数の導光板と、前記導光板に光を入射する光源とを備える、バックライトユニットとを備える、
表示装置。 - 前記前面板は、湾曲部分を有している、
請求項1に記載の表示装置。 - 前記導光板において、前記表示パネルに対向する側の放射面が平面である、請求項1又は2に記載の表示装置。
- 前記複数の導光板において、前記表示パネルに対向する複数の放射面及び隣り合う前記導光板の間は、1つの光学シートに覆われている
請求項1から3のいずれか1項に記載の表示装置。 - 隣り合う前記導光板の間を覆う光学シートの曇り度は、前記表示パネルに対向する複数の放射面を覆う曇り度よりも大きい
請求項1から4のいずれか1項に記載の表示装置。 - 隣り合う前記導光板の間には、透光性の光学樹脂又は透光性のシリコーン樹脂の充填材がある
請求項1から5のいずれか1項に記載の表示装置。 - 前記光源は、複数の発光素子を備え、
前記前面板が視認者からみて、一方向の両端部分が中央部分より手前に位置する湾曲部分を有し、
前記両端部分の表示パネルに対向する導光板へ光を入射する前記発光素子の面密度は、前記中央部分の表示パネルに対向する導光板へ光を入射する前記発光素子の面密度よりも大きい、請求項1から6のいずれか1項に記載の表示装置。 - 前記光源は、複数の発光素子を備え、
前記前面板が視認者からみて、一方向の両端部分が中央部分より手前に位置する湾曲部分を有し、
前記光源は、前記両端部分から前記中央部分に近づくにつれて、隣り合う前記発光素子の間隔が大きくなる前記発光素子の配列を有する、請求項1から6のいずれか1項に記載の表示装置。 - 前記光源は、複数の発光素子を備え、
隣り合う前記導光板を比較すると、各前記導光板へ光を入射する前記発光素子の数が異なる、請求項1から7のいずれか1項に記載の表示装置。 - 前記光源は、複数の発光素子を備え、
前記光源は、複数のフレキシブル基板上に、複数の発光素子を備え、
前記フレキシブル基板は、前記導光板と一対一で配置される、請求項1から9のいずれか1項に記載の表示装置。 - 前記前面板が車両のダッシュボードに取り付けられ、
前記車両のハンドルに近い表示領域に対応する光源の発光素子の数は、前記ハンドルに遠い表示領域に対応する光源の発光素子の数よりも多い、請求項1から10のいずれか1項に記載の表示装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018049945A JP7126320B2 (ja) | 2018-03-16 | 2018-03-16 | 表示装置 |
DE112019000850.1T DE112019000850B4 (de) | 2018-03-16 | 2019-03-13 | Anzeigevorrichtung |
CN201980018684.9A CN111886444A (zh) | 2018-03-16 | 2019-03-13 | 显示装置 |
PCT/JP2019/010380 WO2019177059A1 (ja) | 2018-03-16 | 2019-03-13 | 表示装置 |
US17/021,383 US11215871B2 (en) | 2018-03-16 | 2020-09-15 | Display device with a plurality of light guides in a one-to-one correspondence with a plurality of displays |
US17/545,648 US11506928B2 (en) | 2018-03-16 | 2021-12-08 | Display device with a plurality of light guides in a one-to-one correspondence with a plurality of displays |
US17/990,384 US11809039B2 (en) | 2018-03-16 | 2022-11-18 | Display device having a curved surface and a plurality of light guides covered by an optical sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018049945A JP7126320B2 (ja) | 2018-03-16 | 2018-03-16 | 表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019160747A true JP2019160747A (ja) | 2019-09-19 |
JP7126320B2 JP7126320B2 (ja) | 2022-08-26 |
Family
ID=67908377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018049945A Active JP7126320B2 (ja) | 2018-03-16 | 2018-03-16 | 表示装置 |
Country Status (5)
Country | Link |
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US (3) | US11215871B2 (ja) |
JP (1) | JP7126320B2 (ja) |
CN (1) | CN111886444A (ja) |
DE (1) | DE112019000850B4 (ja) |
WO (1) | WO2019177059A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021135416A (ja) * | 2020-02-27 | 2021-09-13 | パナソニックIpマネジメント株式会社 | 表示モジュール |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200093091A (ko) * | 2019-01-07 | 2020-08-05 | 현대자동차주식회사 | 단말기, 그를 가지는 차량 및 그 제어 방법 |
US11880060B2 (en) | 2021-03-17 | 2024-01-23 | OptoGlo, Inc. | Large format solar sign |
DE102022203784A1 (de) | 2022-04-14 | 2023-10-19 | Psa Automobiles Sa | Benutzerschnittstelle eines Fahrzeugs |
TWI828267B (zh) * | 2022-08-11 | 2024-01-01 | 造隆股份有限公司 | 具有可薄型化結構的數位儀錶 |
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JP7369951B2 (ja) | 2020-02-27 | 2023-10-27 | パナソニックIpマネジメント株式会社 | 表示モジュール |
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CN111886444A (zh) | 2020-11-03 |
DE112019000850T5 (de) | 2020-10-29 |
US11506928B2 (en) | 2022-11-22 |
US20200409214A1 (en) | 2020-12-31 |
WO2019177059A1 (ja) | 2019-09-19 |
US11215871B2 (en) | 2022-01-04 |
US20220100035A1 (en) | 2022-03-31 |
US20230084997A1 (en) | 2023-03-16 |
DE112019000850B4 (de) | 2024-04-18 |
JP7126320B2 (ja) | 2022-08-26 |
US11809039B2 (en) | 2023-11-07 |
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