JP2014017474A - 発光装置 - Google Patents
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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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
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- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
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Abstract
【解決手段】基板3の上に配置され、第1主波長領域の光を生成する第1発光素子7と、第1発光素子と離隔して基板の上に配置され、第1主波長領域とは異なる第2主波長領域の光を生成する第2発光素子10と、第1及び第2発光素子を囲むように配置された透光層29と、透光層の上に配置され、第1主波長領域の光及び前記第2主波長領域の光のうち、少なくとも1つを第1主波長領域および第2主波長領域とは異なる第3主波長領域の光に変換する波長変換層18と、波長変換層と前記第1透光層との間に配置された媒質層13を含み、第1及び第2発光素子のうちの1つは第1屈折率を有し、第1透光層は第2屈折率を有し、媒質層は第3屈折率を有し、波長変換層は第4屈折率を有し、第1乃至第4屈折率は互いに相異する。
【選択図】図1
Description
Claims (20)
- サブマウントと、
前記サブマウントの上に配置され、400nm乃至500nmの第1主波長領域の光を生成する第1光源と、
前記第1光源と離隔して前記サブマウントの上に配置され、600nm乃至670nmの第2主波長領域の光を生成する第2光源と、
前記第1及び第2光源を囲むように配置された第1透光層と、
前記第1透光層の上に配置され、前記第1主波長領域の光及び前記第2主波長領域の光のうち、少なくとも1つを500nm乃至600nmの第3主波長領域の光に変換する波長変換層と、
前記波長変換層と前記第1透光層との間に配置された媒質層と、を含み、
前記第1及び第2光源のうちの1つは第1屈折率を有し、前記第1透光層は第2屈折率を有し、前記媒質層は第3屈折率を有し、前記波長変換層は第4屈折率を有し、
前記第1乃至第4屈折率は互いに相異することを特徴とする、発光装置。 - 前記第2屈折率は1.4乃至1.6であり、前記第3屈折率は1乃至1.3であり、前記第4屈折率は1.4乃至2.0であることを特徴とする、請求項1に記載の発光装置。
- 前記波長変換層の上に配置された第2透光層をさらに含むことを特徴とする、請求項1または2に記載の発光装置。
- 前記第2透光層は第5屈折率を有し、
前記第5屈折率は前記第4屈折率より小さい値を有することを特徴とする、請求項3に記載の発光装置。 - 前記第2透光層は互いに屈折率が相異する多数の透光膜を含むことを特徴とする、請求項3に記載の発光装置。
- 前記サブマウントと前記第1透光層との間に配置され、少なくとも前記第1及び第2光源のうち、少なくとも1つの光源の側面に接する拡散層をさらに含むことを特徴とする、請求項1乃至3のうち、いずれか1項に記載の発光装置。
- 前記拡散層の上面は前記少なくとも1つの光源の上面と同一に位置されることを特徴とする、請求項6に記載の発光装置。
- 前記第1透光層は第1半径の曲率を有し、
前記波長変換層は第2半径の曲率を有し、
前記媒質層は前記第2半径と前記第1半径との間の間隔を有することを特徴とする、請求項1に記載の発光装置。 - 前記第1透光層及び前記波長変換層のうちの少なくとも1つは、半球形状を有することを特徴とする、請求項1または8に記載の発光装置。
- 前記波長変換層は、
透光膜と、
前記透光膜に分散配置された多数の波長変換粒子と、
を含むことを特徴とする、請求項1乃至3及び請求項6乃至8のうち、いずれか1項に記載の発光装置。 - 前記波長変換粒子は、蛍光体であることを特徴とする、請求項10に記載の発光装置。
- 前記波長変換層は、
多数のホール、多数の溝、及び多数の突起のうち、いずれか1つを含むことを特徴とする、請求項1乃至3及び請求項6乃至8のうち、いずれか1項に記載の発光装置。 - 前記多数のホールの面積は、前記波長変換層の全体面積の10%乃至30%であることを特徴とする、請求項12に記載の発光装置。
- 前記多数の溝は前記波長変換層の位置によって互いに深さが相異することを特徴とする、請求項12に記載の発光装置。
- 前記第1及び第2光源は、少なくとも1つ以上の発光素子及び少なくとも1つ以上の発光パッケージのうちの1つであることを特徴とする、請求項1乃至3、請求項6乃至8、及び請求項12のうち、いずれか1項に記載の発光装置。
- 前記波長変換層の上面に形成されたテクスチャーをさらに含むことを特徴とする、請求項1乃至3、請求項6乃至8、請求項12、及び請求項15のうち、いずれか1項に記載の発光装置。
- サブマウントと、
前記サブマウントの上に配置される多数の第1発光パッケージと、
前記サブマウントの上に配置され、前記第1発光パッケージから離隔する多数の第2発光パッケージと、
前記第1及び第2発光パッケージを囲み、前記サブマウントの上に配置される第2透光層と、を含み、
前記第1発光パッケージは、
前記サブマウントの上に配置され、400nm乃至500nmの第1主波長領域の光を生成する第1発光素子と、
前記第1発光素子を囲むように配置された第1透光層と、
前記第1透光層の上に配置され、前記第1主波長領域の光を500nm乃至600nmの第3主波長領域の光に変換する波長変換層と、
前記波長変換層と前記第1透光層との間に配置された媒質層と、を含み、
前記第1発光素子は第1屈折率を有し、前記第1透光層は第2屈折率を有し、前記媒質層は第3屈折率を有し、前記波長変換層は第4屈折率を有し、
前記第1乃至第4屈折率は互いに相異することを特徴とする、発光装置。 - 前記第2発光パッケージは、
前記サブマウントの上に配置され、600nm乃至670nmの第2主波長領域の光を生成する第2発光素子と、
前記第2発光素子を囲むように配置された第3透光層と、
を含むことを特徴とする、請求項17に記載の発光装置。 - サブマウントと、
前記サブマウントの上に配置される多数の発光パッケージと、
前記発光パッケージを囲み、前記サブマウントの上に配置される第2透光層と、を含み、
前記発光パッケージは、
前記サブマウントの上に配置され、400nm乃至500nmの第1主波長領域の光を生成する第1発光素子と、
前記サブマウントの上に配置され、前記第1発光パッケージから離隔し、600nm乃至670nmの第2主波長領域の光を生成する多数の第2発光素子と、
前記第1及び第2発光素子を囲むように配置された第1透光層と、
前記第1透光層の上に配置され、前記第2主波長領域の光のうち、少なくとも1つを500nm乃至600nmの第3主波長領域の光に変換する波長変換層と、
前記波長変換層と前記第1透光層との間に配置された媒質層と、を含み、
前記第1発光素子は第1屈折率を有し、前記第1透光層は第2屈折率を有し、前記媒質層は第3屈折率を有し、前記波長変換層は第4屈折率を有し、
前記第1乃至第4屈折率は互いに相異することを特徴とする、発光装置。 - 前記サブマウントと前記第1透光層との間に配置され、少なくとも前記第1及び第2発光素子のうち、少なくとも1つの発光素子の側面に接する拡散層をさらに含むことを特徴とする、請求項19に記載の発光装置。
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KR10-2012-0074659 | 2012-07-09 | ||
KR1020120074659A KR101961310B1 (ko) | 2012-07-09 | 2012-07-09 | 발광 장치 |
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JP2014017474A true JP2014017474A (ja) | 2014-01-30 |
JP2014017474A5 JP2014017474A5 (ja) | 2016-06-16 |
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US (1) | US9347650B2 (ja) |
EP (1) | EP2685496B1 (ja) |
JP (1) | JP2014017474A (ja) |
KR (1) | KR101961310B1 (ja) |
CN (1) | CN103542280B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016029686A (ja) * | 2014-07-25 | 2016-03-03 | サンケン電気株式会社 | 発光装置 |
JP2018036459A (ja) * | 2016-08-31 | 2018-03-08 | エルジー ディスプレイ カンパニー リミテッド | 波長選択素子、光源装置及び表示装置 |
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KR20160017849A (ko) * | 2014-08-06 | 2016-02-17 | 서울바이오시스 주식회사 | 고출력 발광 장치 및 그 제조 방법 |
KR102346157B1 (ko) * | 2015-03-23 | 2021-12-31 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 발광 소자 패키지 |
TWI541472B (zh) | 2015-06-11 | 2016-07-11 | 友達光電股份有限公司 | 背光模組 |
CN106907578A (zh) * | 2015-12-22 | 2017-06-30 | 鸿富锦精密工业(深圳)有限公司 | 照明装置 |
US10235911B2 (en) * | 2016-01-12 | 2019-03-19 | Ford Global Technologies, Llc | Illuminating badge for a vehicle |
CN106764927A (zh) * | 2016-12-17 | 2017-05-31 | 张清 | 反射灯罩以及led路灯 |
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US9347650B2 (en) | 2016-05-24 |
CN103542280A (zh) | 2014-01-29 |
US20140009930A1 (en) | 2014-01-09 |
KR20140007209A (ko) | 2014-01-17 |
EP2685496A3 (en) | 2016-01-27 |
CN103542280B (zh) | 2017-12-08 |
EP2685496B1 (en) | 2020-03-25 |
KR101961310B1 (ko) | 2019-07-17 |
EP2685496A2 (en) | 2014-01-15 |
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