JP5736218B2 - 光源装置 - Google Patents
光源装置 Download PDFInfo
- Publication number
- JP5736218B2 JP5736218B2 JP2011081409A JP2011081409A JP5736218B2 JP 5736218 B2 JP5736218 B2 JP 5736218B2 JP 2011081409 A JP2011081409 A JP 2011081409A JP 2011081409 A JP2011081409 A JP 2011081409A JP 5736218 B2 JP5736218 B2 JP 5736218B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- guide plate
- light emitting
- light guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G02B6/0013—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
-
- 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
- G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
-
- 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
-
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0073—Light emitting diode [LED]
Description
実施例による光源装置は、多様な色を混合し、感性照明を演出することができる。
実施例による光源装置は、重さ及び厚さを減らし、照明装置のスリム化を具現することができる。
実施例による光源装置は、部品の数を減らし、製造コストを減らすことができる。
Claims (11)
- 導光板と、
前記導光板の下側に配置された反射板と、
前記導光板の側部に光学的に結合された光源部と、
前記導光板と光源部との間に配置された光励起フィルムと、
を含み、
前記光励起フィルムは、区画された複数の領域を含み、
前記複数の領域は、第1蛍光物質を含む第1領域と前記第1蛍光物質とは異なる第2蛍光物質を含む第2領域とを含み、
前記第1領域と前記第2領域とは、交互に配置され、
前記光源部は複数の発光素子を含み、
前記複数の発光素子はウォームホワイト発光素子とクールホワイト発光素子とを含み、
前記ウォームホワイト発光素子は前記第1領域にマッチングして配置され、前記クールホワイト発光素子は前記第2領域にマッチングして配置されることを特徴とする光源装置。 - 前記ウォームホワイト発光素子は、2000K乃至3000K範囲の相関色温度を発散し、前記クールホワイト発光素子は、5500K乃至6500K範囲の相関色温度を発散することを特徴とする請求項1に記載の光源装置。
- 前記導光板は、光を拡散または散乱させるために一面にパターンが形成されたことを特徴とする請求項1又は2に記載の光源装置。
- 前記第2領域は、前記第1領域の一側に接して配置されることを特徴とする請求項1乃至3のいずれか1項に記載の光源装置。
- 前記複数の発光素子は、一列に配列されることを特徴とする請求項1乃至4のいずれか1項に記載の光源装置。
- 前記ウォームホワイト発光素子と前記クールホワイト発光素子が交互に配置されることを特徴とする請求項1乃至5のいずれか1項に記載の光源装置。
- 前記導光板は、第1導光板と第2導光板とを含み、
前記光源部は、第1光源部と第2光源部とを含み、
前記光励起フィルムは、第1導光板と第1光源部との間に配置された第1光励起フィルムと、前記第2導光板と第2光源部との間に配置された第2光励起フィルムを含むことを特徴とする請求項1乃至6のいずれか1項に記載の光源装置。 - 前記第1光励起フィルムと前記第2光励起フィルムの中に配列された前記第1蛍光物質と前記第2蛍光物質とは、格子パターンで配列されることを特徴とする請求項7に記載の光源装置。
- 前記第1導光板は第1パターンを含み、第2導光板は第2パターンを含み、前記第1パターン及び第2パターンは互いにオーバーラップされていないことを特徴とする請求項7又は8に記載の光源装置。
- 前記光励起フィルムは、蛍光物質が含まれた透明樹脂層と前記透明樹脂層の外側に配置された保護フィルムとを含み、
前記透明樹脂層は、拡散材を含むことを特徴とする請求項1乃至9のいずれか1項に記載の光源装置。 - 前記蛍光物質は、ガーネット系、シリケート系、ナイトライド系、オキシナイトライド系のうち少なくともいずれか一つであることを特徴とする請求項10に記載の光源装置。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100033040A KR101720305B1 (ko) | 2010-04-10 | 2010-04-10 | 광원 장치 |
KR10-2010-0033039 | 2010-04-10 | ||
KR10-2010-0033040 | 2010-04-10 | ||
KR1020100033039A KR101652818B1 (ko) | 2010-04-10 | 2010-04-10 | 광원 장치 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2011222506A JP2011222506A (ja) | 2011-11-04 |
JP2011222506A5 JP2011222506A5 (ja) | 2014-05-15 |
JP5736218B2 true JP5736218B2 (ja) | 2015-06-17 |
Family
ID=44168117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011081409A Active JP5736218B2 (ja) | 2010-04-10 | 2011-04-01 | 光源装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9541695B2 (ja) |
EP (2) | EP2708925B1 (ja) |
JP (1) | JP5736218B2 (ja) |
CN (1) | CN102252274B (ja) |
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Also Published As
Publication number | Publication date |
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EP2378322B1 (en) | 2014-01-08 |
CN102252274A (zh) | 2011-11-23 |
US20110205727A1 (en) | 2011-08-25 |
EP2378322A1 (en) | 2011-10-19 |
CN102252274B (zh) | 2014-09-24 |
US9541695B2 (en) | 2017-01-10 |
JP2011222506A (ja) | 2011-11-04 |
EP2708925B1 (en) | 2022-03-30 |
EP2708925A1 (en) | 2014-03-19 |
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