JP2011150990A - 照明装置 - Google Patents
照明装置 Download PDFInfo
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- JP2011150990A JP2011150990A JP2010052605A JP2010052605A JP2011150990A JP 2011150990 A JP2011150990 A JP 2011150990A JP 2010052605 A JP2010052605 A JP 2010052605A JP 2010052605 A JP2010052605 A JP 2010052605A JP 2011150990 A JP2011150990 A JP 2011150990A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
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- 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]
-
- 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
- G02F1/133603—Direct backlight with LEDs
-
- 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
-
- 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
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133628—Illuminating devices with cooling means
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/46—Fixing elements
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Liquid Crystal (AREA)
- Electromagnetism (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
【解決手段】 回路基板21に光源22が配設された光源ユニット23と、光源22からの照明光により照明される被照明部材である液晶表示パネル24と、光源22に対応するように設けられる空洞部50を有するケース体27と、このケース体27上に載置される拡散部材25とを備え、回路基板21が空洞部50の下端側開口51を塞ぐように配設されるとともに拡散部材25が下端側開口51とは反対側となる空洞部50の上端側開口52を塞ぐように配設されてなる照明装置において、ケース体27には、光源22が発した熱をケース体27の外部へ放出させるための熱放出部61d、61f、62d、62fが形成されている。
【選択図】図3
Description
そこで本発明は、前述の課題に対して対処するため、光源の発光時に生じる熱によってケース体等が変形するのを防止し、被照明部材の照明品質が低下する虞のない照明装置の提供を目的とするものである。
21 回路基板(基板)
21c 第1の孔部
21d 第2の孔部
22 光源
23 光源ユニット
24 液晶表示パネル(被照明部材)
25 拡散部材(被載置部材)
27 ケース体
50 空洞部
51 下端側開口
52 上端側開口
60 本体部
61 第1の基部
61a 第1の対向壁部
61b 第2の対向壁部
61d 第1の切り欠き部(熱放出部)
61e 第1の貫通孔部(外気導入部)
61f 第2の切り欠き部(熱放出部)
61g 第3の切り欠き部(外気導入部)
62 第2の基部
62a 第3の対向壁部
62b 第4の対向壁部
62d 第4の切り欠き部(熱放出部)
62e 第2の貫通孔部(外気導入部)
62f 第5の切り欠き部(熱放出部)
62g 第6の切り欠き部(外気導入部)
63 鏡面層
80 配線パターン
81 第1の配線部
82 第2の配線部
83 第3の配線部
Claims (4)
- 基板に光源が配設された光源ユニットと、
前記光源ユニットの前方側に配置され、前記光源からの照明光により照明される被照明部材と、
前記基板と前記被照明部材との間に配置され、前記光源に対応するように設けられる空洞部を有するケース体とを備え、
前記基板が前記空洞部の下端側開口を塞ぐように配設されるとともに前記被照明部材が前記下端側開口とは反対側となる前記空洞部の上端側開口を塞ぐように配設されてなる照明装置において、
前記ケース体には、前記光源が発した熱を前記ケース体の外部へ放出させるための熱放出部が形成されてなることを特徴とする照明装置。 - 基板に光源が配設された光源ユニットと、
前記光源ユニットの前方側に配置され、前記光源からの照明光により照明される被照明部材と、
前記基板と前記被照明部材との間に配置され、前記光源に対応するように設けられる空洞部を有するケース体と、
前記ケース体と前記被照明部材との間に位置し前記ケース体上に載置される被載置部材とを備え、
前記基板が前記空洞部の下端側開口を塞ぐように配設されるとともに前記被載置部材が前記下端側開口とは反対側となる前記空洞部の上端側開口を塞ぐように配設されてなる照明装置において、
前記ケース体には、前記光源が発した熱を前記ケース体の外部へ放出させるための熱放出部が形成されてなることを特徴とする照明装置。 - 前記熱放出部は、前記空洞部に連通するように前記ケース体に形成された切り欠き部もしくは貫通孔部からなることを特徴とする請求項1または請求項2記載の照明装置。
- 前記基板には前記光源に点灯用電力を供給するための配線パターンが設けられ、
前記配線パターンは、前記基板と前記ケース体との当接箇所を避けるように前記基板に設けられてなることを特徴とする請求項1または請求項2記載の照明装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010052605A JP5633724B2 (ja) | 2009-12-25 | 2010-03-10 | 照明装置 |
PCT/JP2010/072428 WO2011077998A1 (ja) | 2009-12-25 | 2010-12-14 | 照明装置 |
KR1020127016612A KR101764939B1 (ko) | 2009-12-25 | 2010-12-14 | 조명 장치 |
CN2010800591020A CN102667314A (zh) | 2009-12-25 | 2010-12-14 | 照明装置 |
US13/517,211 US8915625B2 (en) | 2009-12-25 | 2010-12-14 | Lighting device |
EP10839231.7A EP2518386B1 (en) | 2009-12-25 | 2010-12-14 | Lighting device |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009293681 | 2009-12-25 | ||
JP2009293681 | 2009-12-25 | ||
JP2010052605A JP5633724B2 (ja) | 2009-12-25 | 2010-03-10 | 照明装置 |
Publications (2)
Publication Number | Publication Date |
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JP2011150990A true JP2011150990A (ja) | 2011-08-04 |
JP5633724B2 JP5633724B2 (ja) | 2014-12-03 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010052605A Active JP5633724B2 (ja) | 2009-12-25 | 2010-03-10 | 照明装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8915625B2 (ja) |
EP (1) | EP2518386B1 (ja) |
JP (1) | JP5633724B2 (ja) |
KR (1) | KR101764939B1 (ja) |
CN (1) | CN102667314A (ja) |
WO (1) | WO2011077998A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017090336A1 (ja) * | 2015-11-27 | 2017-06-01 | カルソニックカンセイ株式会社 | 放熱構造 |
JP2021071640A (ja) * | 2019-10-31 | 2021-05-06 | 矢崎総業株式会社 | 車両用表示装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6108228B2 (ja) * | 2013-08-01 | 2017-04-05 | 株式会社デンソー | ヘッドアップディスプレイ装置 |
JP6238768B2 (ja) | 2014-01-28 | 2017-11-29 | 株式会社日立エルジーデータストレージ | レーザ光源モジュールおよび走査型画像表示装置 |
JP7355023B2 (ja) * | 2018-09-25 | 2023-10-03 | 日本精機株式会社 | 表示装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000349307A (ja) * | 1999-06-08 | 2000-12-15 | Seiko Epson Corp | 光モジュール及びプラットフォーム並びにこれらの製造方法並びに光伝達装置 |
JP2003347601A (ja) * | 2002-05-28 | 2003-12-05 | Matsushita Electric Works Ltd | 発光ダイオード照明装置 |
JP2005181640A (ja) * | 2003-12-18 | 2005-07-07 | Nippon Seiki Co Ltd | 表示装置 |
JP2009087716A (ja) * | 2007-09-28 | 2009-04-23 | Sharp Corp | 照明装置、グレア抑制部材及び照明方法 |
Family Cites Families (8)
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JPH06347827A (ja) * | 1993-06-07 | 1994-12-22 | Hitachi Ltd | 液晶表示装置およびその製造方法 |
JP2001264754A (ja) * | 2000-03-15 | 2001-09-26 | Nec Corp | 液晶表示装置及びそれに用いられる光源装置 |
JP2004017708A (ja) * | 2002-06-13 | 2004-01-22 | Nippon Seiki Co Ltd | 表示装置 |
JP4757477B2 (ja) * | 2004-11-04 | 2011-08-24 | 株式会社 日立ディスプレイズ | 光源ユニット、それを用いた照明装置及びそれを用いた表示装置 |
JP4706839B2 (ja) * | 2005-12-27 | 2011-06-22 | 日本精機株式会社 | 表示装置 |
US20110128742A9 (en) * | 2007-01-07 | 2011-06-02 | Pui Hang Yuen | High efficiency low cost safety light emitting diode illumination device |
KR101418585B1 (ko) * | 2007-12-10 | 2014-07-16 | 삼성디스플레이 주식회사 | 백라이트 어셈블리, 이를 포함하는 표시 장치 및 이의 조립방법 |
CN101457914B (zh) | 2007-12-12 | 2011-06-08 | 富准精密工业(深圳)有限公司 | 发光二极管灯具 |
-
2010
- 2010-03-10 JP JP2010052605A patent/JP5633724B2/ja active Active
- 2010-12-14 CN CN2010800591020A patent/CN102667314A/zh active Pending
- 2010-12-14 WO PCT/JP2010/072428 patent/WO2011077998A1/ja active Application Filing
- 2010-12-14 EP EP10839231.7A patent/EP2518386B1/en active Active
- 2010-12-14 US US13/517,211 patent/US8915625B2/en active Active
- 2010-12-14 KR KR1020127016612A patent/KR101764939B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000349307A (ja) * | 1999-06-08 | 2000-12-15 | Seiko Epson Corp | 光モジュール及びプラットフォーム並びにこれらの製造方法並びに光伝達装置 |
JP2003347601A (ja) * | 2002-05-28 | 2003-12-05 | Matsushita Electric Works Ltd | 発光ダイオード照明装置 |
JP2005181640A (ja) * | 2003-12-18 | 2005-07-07 | Nippon Seiki Co Ltd | 表示装置 |
JP2009087716A (ja) * | 2007-09-28 | 2009-04-23 | Sharp Corp | 照明装置、グレア抑制部材及び照明方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017090336A1 (ja) * | 2015-11-27 | 2017-06-01 | カルソニックカンセイ株式会社 | 放熱構造 |
JP2021071640A (ja) * | 2019-10-31 | 2021-05-06 | 矢崎総業株式会社 | 車両用表示装置 |
US11376964B2 (en) | 2019-10-31 | 2022-07-05 | Yazaki Corporation | Vehicle display device including passage extending through optical member |
JP7102384B2 (ja) | 2019-10-31 | 2022-07-19 | 矢崎総業株式会社 | 車両用表示装置 |
Also Published As
Publication number | Publication date |
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WO2011077998A1 (ja) | 2011-06-30 |
KR20120112494A (ko) | 2012-10-11 |
JP5633724B2 (ja) | 2014-12-03 |
EP2518386B1 (en) | 2021-02-17 |
EP2518386A4 (en) | 2016-03-02 |
US8915625B2 (en) | 2014-12-23 |
KR101764939B1 (ko) | 2017-08-03 |
US20120257399A1 (en) | 2012-10-11 |
CN102667314A (zh) | 2012-09-12 |
EP2518386A1 (en) | 2012-10-31 |
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