JP5285624B2 - 少なくとも1つのledを含む照明デバイス - Google Patents
少なくとも1つのledを含む照明デバイス Download PDFInfo
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- JP5285624B2 JP5285624B2 JP2009548787A JP2009548787A JP5285624B2 JP 5285624 B2 JP5285624 B2 JP 5285624B2 JP 2009548787 A JP2009548787 A JP 2009548787A JP 2009548787 A JP2009548787 A JP 2009548787A JP 5285624 B2 JP5285624 B2 JP 5285624B2
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Images
Classifications
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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
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
- G02B19/0066—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
-
- 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
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
-
- 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
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Description
a.上記の構造は前面および後面を有するものとされ、
b.上記の構造はさらに、上記の前面に開口を付与するように配された凹部を含むものとされ、その凹部は、凹部底部および凹部高さを有し、さらにLEDを包含するように構成され、
c.上記のLEDは、上記の凹部の凹部底部に配され、上記の前面の開口を介して光を発するように構成され、
d.上記の構造はさらに、上記の凹部の周囲を取り囲むスリットであって、エッジを有する切頭円錐様の要素を提供するスリットを含むものとされ、この切頭円錐様要素の半径(r)は、LEDから上記の前面に向かう方向において増大するように構成され、またこの切頭円錐様要素は、透明材料を含むものとされる。
である。このことは、前面22と後面526とが、互いに実質的に接触している構成をもたらし得る。第2の部品500は、単一の物体であってもよいが、1つまたは複数の切頭円錐様要素30が配されたカバー540であってもよい。たとえば、カバー540と本体200の前面とは、接着材により互いに接着されてもよい。
Claims (13)
- 本体を有し、前記本体に包含される、少なくとも1つのLEDと該少なくとも1つのLEDを包含する少なくとも1つの構造とを複数含む照明デバイスであって、
前記構造は、前面および後面を有し、
前記構造はさらに、前記前面に開口を付与するように配された凹部を含み、該凹部は、凹部底部および凹部高さh3を有し、該凹部はさらに、前記LEDを包含するように構成されており、
前記LEDは、前記凹部の前記凹部底部に配され、前記前面の前記開口を介して光を発するように構成されており、
前記構造はさらに、前記凹部の周囲を取り囲むスリットであって、エッジを有する切頭円錐様要素を提供するスリットを含み、前記切頭円錐様要素の半径は、前記LEDから前記前面に向かう方向において増大するように構成されており、
前記切頭円錐様要素および前記本体は、透明材料であることを特徴とする照明デバイス。 - 前記エッジが、前記前面の法線に対して角度αを有する直線状のエッジであって、前記法線に対する前記角度αが、15から45°の範囲内の角度であることを特徴とする請求項1記載の照明デバイス。
- 前記前面の法線に対するγ≧65°の角度において、1000cd/m2以下の輝度をもたらすことを特徴とする請求項1または2記載の照明デバイス。
- 前記凹部が凹部直径d3を有し、かつ前記切頭円錐様要素が円錐高さh1を有し、h3=h1かつ0<d3/h1≦1であることを特徴とする請求項1から3いずれか1項記載の照明デバイス。
- 前記切頭円錐様要素が、上面において最も小さな半径r2を有し、かつ底面において最も大きな半径r1を有し、かつコリメータ高さh1を有し、0<r2/h1≦2かつ0<r1/h1≦8であることを特徴とする請求項4記載の照明デバイス。
- 0<d3/h1≦0.5、0<r2/h1≦1かつ0<r1/h1≦2であることを特徴とする請求項4または5記載の照明デバイス。
- 前記切頭円錐様要素の前記エッジが、反射防止コーティングを備えていることを特徴とする請求項1から6いずれか1項記載の照明デバイス。
- 当該デバイスが、キャリアを含み、前記キャリアは、前記少なくとも1つの構造を含み、前記キャリアは、前記LEDを担持するように構成されており、前記本体は、前記切頭円錐様要素を包含することを特徴とする請求項1から7いずれか1項記載の照明デバイス。
- 前記キャリアが、実質的に透明な材料からなることを特徴とする請求項8記載の照明デバイス。
- 当該照明デバイスが、前記切頭円錐様要素を、別個の部品として含み、
前記切頭円錐様要素は、底面、上面およびエッジを含み、さらに前記上面から前記底面まで延在する孔を含み、前記孔は、前記LEDを包含するように構成されており、
前記本体は、前記前面に開口を付与するように構成された少なくとも1つのコリメータ凹部を含み、該コリメータ凹部は、コリメータ凹部底部と高さとを有し、かつ前記切頭円錐様要素を受容するように構成されており、
前記LEDは、前記コリメータ凹部底部に配置され、前記孔を介して光を発するように配されており、
当該照明デバイスは、前記切頭円錐様要素を、雄−雌構成により前記本体の前記コリメータ凹部内に配することにより得られることを特徴とする請求項8又は請求項9記載の照明デバイス。 - 当該照明デバイスが、第2の部品をさらに含み、
前記第2の部品は、前面および後面を有するカバーを含み、前記カバーは、前記本体の少なくとも一部をカバーするように構成されており、前記第2の部品は、エッジおよび上面を有する突出した切頭円錐様要素をさらに含み、前記カバーは、該カバーの前記前面から前記突出した切頭円錐様要素の前記上面まで延在する孔を含み、前記孔は前記LEDを包含するように構成されており、
前記本体は、前記前面に開口を付与するように構成されたコリメータ凹部を含み、前記コリメータ凹部は、コリメータ凹部底部と凹部高さとを有し、かつ前記突出した切頭円錐様要素を受容するように構成されており、
前記LEDは、前記コリメータ凹部の前記コリメータ凹部底部に配置され、前記孔を介して光を発するように配されており、
当該照明デバイスは、前記突出した切頭円錐様要素を含む前記第2の部品と、前記コリメータ凹部を含む前記本体とを、雄−雌構成により配置することにより得られることを特徴とする請求項8又は請求項9記載の照明デバイス。 - 前記第2の部品が、実質的に透明な材料からなることを特徴とする請求項11記載の照明デバイス。
- 複数の前記構造を含むことを特徴とする請求項1から12いずれか1項記載の照明デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07102147.1 | 2007-02-12 | ||
EP07102147 | 2007-02-12 | ||
PCT/IB2008/050454 WO2008099310A1 (en) | 2007-02-12 | 2008-02-08 | Lighting device comprising at least one led |
Publications (2)
Publication Number | Publication Date |
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JP2010518617A JP2010518617A (ja) | 2010-05-27 |
JP5285624B2 true JP5285624B2 (ja) | 2013-09-11 |
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JP2009548787A Expired - Fee Related JP5285624B2 (ja) | 2007-02-12 | 2008-02-08 | 少なくとも1つのledを含む照明デバイス |
Country Status (8)
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US (1) | US20100027257A1 (ja) |
EP (1) | EP2122238B1 (ja) |
JP (1) | JP5285624B2 (ja) |
CN (1) | CN101606019B (ja) |
AT (1) | ATE487089T1 (ja) |
DE (1) | DE602008003313D1 (ja) |
TW (1) | TW200846599A (ja) |
WO (1) | WO2008099310A1 (ja) |
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DE202004011015U1 (de) * | 2004-07-14 | 2004-11-11 | Tridonic Optoelectronics Gmbh | LED-Strahler mit trichterförmiger Linse |
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-
2008
- 2008-02-08 AT AT08709961T patent/ATE487089T1/de not_active IP Right Cessation
- 2008-02-08 DE DE602008003313T patent/DE602008003313D1/de active Active
- 2008-02-08 CN CN2008800047335A patent/CN101606019B/zh not_active Expired - Fee Related
- 2008-02-08 JP JP2009548787A patent/JP5285624B2/ja not_active Expired - Fee Related
- 2008-02-08 WO PCT/IB2008/050454 patent/WO2008099310A1/en active Application Filing
- 2008-02-08 EP EP08709961A patent/EP2122238B1/en not_active Not-in-force
- 2008-02-08 US US12/525,838 patent/US20100027257A1/en not_active Abandoned
- 2008-02-12 TW TW097104899A patent/TW200846599A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
EP2122238A1 (en) | 2009-11-25 |
TW200846599A (en) | 2008-12-01 |
US20100027257A1 (en) | 2010-02-04 |
DE602008003313D1 (de) | 2010-12-16 |
ATE487089T1 (de) | 2010-11-15 |
CN101606019B (zh) | 2013-01-02 |
WO2008099310A1 (en) | 2008-08-21 |
CN101606019A (zh) | 2009-12-16 |
EP2122238B1 (en) | 2010-11-03 |
JP2010518617A (ja) | 2010-05-27 |
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