JP2010527105A - 照明デバイス - Google Patents
照明デバイス Download PDFInfo
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- JP2010527105A JP2010527105A JP2010507046A JP2010507046A JP2010527105A JP 2010527105 A JP2010527105 A JP 2010527105A JP 2010507046 A JP2010507046 A JP 2010507046A JP 2010507046 A JP2010507046 A JP 2010507046A JP 2010527105 A JP2010527105 A JP 2010527105A
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- light
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- 238000005286 illumination Methods 0.000 claims abstract description 24
- 239000004973 liquid crystal related substance Substances 0.000 claims description 20
- 230000010287 polarization Effects 0.000 description 11
- 230000004313 glare Effects 0.000 description 8
- 238000005192 partition Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 239000004983 Polymer Dispersed Liquid Crystal Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000036651 mood Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/003—Controlling the distribution of the light emitted by adjustment of elements by interposition of elements with electrically controlled variable light transmissivity, e.g. liquid crystal elements or electrochromic devices
-
- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02B6/0075—Arrangements of multiple light guides
-
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
- F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
-
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
-
- 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
- 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
- G02B6/0063—Means for improving the coupling-out of light from the light guide for extracting light out both the major surfaces of the light guide
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
− 光を導光し、その光を第1の方向に出射するように構成された、第1の導光部材と、
− 光を導光し、その光を別の第2の方向に出射するように構成された、第2の導光部材と、
− 光源から光を受け、その光を、上記の第1の導光部材および第2の導光部材内に導光するように構成された、分割構造とを含み、
その分割構造が、
− 光源からの光の第1の割合分を第1の導光部材内に導光し、光源からの光の第2の割合分を第2の導光部材内に導光するための、調整可能な分割手段を含んでいる
ことを特徴とする照明デバイスを提供する。
Claims (15)
- 光を導光し、該光を第1の方向に出射するように構成された、第1の導光部材と、
光を導光し、該光を、前記第1の方向とは異なる第2の方向に出射するように構成された、第2の導光部材と、
光源から光を受け、該光を、前記第1の導光部材および前記第2の導光部材内に導光するように構成された、分割構造とを含み、
前記分割構造が、
前記光源からの光の第1の割合分を前記第1の導光部材内に導光し、前記光源からの光の第2の割合分を前記第2の導光部材内に導光するための、調整可能な分割手段を含んでいる
ことを特徴とする照明デバイス。 - 前記第1の方向および前記第2の方向に同時に光を出射するように構成されていることを特徴とする請求項1記載の照明デバイス。
- 前記第1の方向が、アップライト照明を提供するのに適した方向とされており、
前記第2の方向が、ダウンライト照明を提供するのに適した方向とされている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。 - 前記第1の導光部材からの光出力を反射するように構成された、反射面を含む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。
- 前記第1の導光部材および/または前記第2の導光部材が、少なくとも1つのフラットパネル型の導光部材を含んでいることを特徴とする請求項1から4いずれか1項記載の照明デバイス。
- 前記第1の導光部材および/または前記第2の導光部材が、複数の(フラット)パネル型の導光部材のスタックを含んでいることを特徴とする請求項5記載の照明デバイス。
- 前記第2の導光部材が、前記第1の導光部材に隣接して、かつ前記第1の導光部材と平行に配されていることを特徴とする請求項5または6記載の照明デバイス。
- 前記光源が、少なくとも1つのLEDを含んでい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。
- 前記分割構造が、前記第1の割合および前記第2の割合を調整するために前記分割手段に接続された、コントローラを含んでいることを特徴とする請求項1から8いずれか1項記載の照明デバイス。
- 前記第1の割合または前記第2の割合が、0から100%の間の任意の割合、たとえば10%、20%、30%または50%を含むことを特徴とする請求項1から9いずれか1項記載の照明デバイス。
- 前記分割手段が、
− 光の前記第1の割合分が前記第1の導光部材内に透過することを可能とする第1のスタックと、
− 光の前記第2の割合分が前記第2の導光部材内に透過することを可能とする第2のスタックとを含み、
前記第1のスタックおよび/または前記第2のスタックが、
− 第1の反射偏光層と、
− コントロール層と、
− 第2の反射偏光層とを含むものであることを特徴とする請求項1から10いずれか1項記載の照明デバイス。 - 前記コントロール層が、(1/2)λ層を含んでいることを特徴とする請求項11記載の照明デバイス。
- 前記コントロール層が、液晶層を含んでいることを特徴とする請求項11記載の照明デバイス。
- 前記第1のスタックおよび/または前記第2のスタックが、追加の(1/8)λ層、(1/4)λ層または(1/2)λ層を含んでいることを特徴とする請求項11記載の照明デバイス。
- 前記分割手段が、入射光を反射する1つまたは複数のミラーを含んだスライド可能なミラーアセンブリと、入射光の通過を可能とする1つまたは複数の開口とを含んでいることを特徴とする請求項1から14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 |
---|---|---|---|
EP07107933.9 | 2007-05-10 | ||
EP07107933 | 2007-05-10 | ||
PCT/IB2008/051804 WO2008139383A1 (en) | 2007-05-10 | 2008-05-08 | Lighting device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010527105A true JP2010527105A (ja) | 2010-08-05 |
JP5313235B2 JP5313235B2 (ja) | 2013-10-09 |
Family
ID=39620174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010507046A Expired - Fee Related JP5313235B2 (ja) | 2007-05-10 | 2008-05-08 | 照明デバイス |
Country Status (4)
Country | Link |
---|---|
US (1) | US8277106B2 (ja) |
EP (1) | EP2153119B1 (ja) |
JP (1) | JP5313235B2 (ja) |
WO (1) | WO2008139383A1 (ja) |
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JP2013026006A (ja) * | 2011-07-20 | 2013-02-04 | Panasonic Corp | 照明ユニット |
WO2013084880A1 (ja) * | 2011-12-05 | 2013-06-13 | シャープ株式会社 | 面光源装置、調光装置およびそれを用いた表示装置、照明装置 |
WO2013153837A1 (ja) * | 2012-04-09 | 2013-10-17 | シャープ株式会社 | ライトガイド、発光装置、建材用構造体、ドア照明システムおよびドア |
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WO2013153837A1 (ja) * | 2012-04-09 | 2013-10-17 | シャープ株式会社 | ライトガイド、発光装置、建材用構造体、ドア照明システムおよびドア |
JP2013218873A (ja) * | 2012-04-09 | 2013-10-24 | Sharp Corp | ライトガイド、発光装置、建材用構造体、ドア照明システムおよびドア |
Also Published As
Publication number | Publication date |
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EP2153119B1 (en) | 2014-12-31 |
JP5313235B2 (ja) | 2013-10-09 |
EP2153119A1 (en) | 2010-02-17 |
US8277106B2 (en) | 2012-10-02 |
WO2008139383A1 (en) | 2008-11-20 |
US20100246158A1 (en) | 2010-09-30 |
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