JP6106120B2 - 半導体発光装置 - Google Patents
半導体発光装置 Download PDFInfo
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- JP6106120B2 JP6106120B2 JP2014065821A JP2014065821A JP6106120B2 JP 6106120 B2 JP6106120 B2 JP 6106120B2 JP 2014065821 A JP2014065821 A JP 2014065821A JP 2014065821 A JP2014065821 A JP 2014065821A JP 6106120 B2 JP6106120 B2 JP 6106120B2
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- H10H20/80—Constructional details
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- H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
- H10H20/82—Roughened surfaces, e.g. at the interface between epitaxial layers
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- H10H20/80—Constructional details
- H10H20/83—Electrodes
- H10H20/832—Electrodes characterised by their material
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
- H10H20/841—Reflective coatings, e.g. dielectric Bragg reflectors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
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- H10H20/85—Packages
- H10H20/852—Encapsulations
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/855—Optical field-shaping means, e.g. lenses
- H10H20/856—Reflecting means
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- H—ELECTRICITY
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
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- H—ELECTRICITY
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- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/018—Bonding of wafers
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- H—ELECTRICITY
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0364—Manufacture or treatment of packages of interconnections
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8514—Wavelength conversion means characterised by their shape, e.g. plate or foil
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
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Description
図2(a)は、実施形態の半導体発光装置におけるp側電極16とn側電極17の平面レイアウトの一例を示す模式平面図である。図1は、図2(a)におけるA−A’断面に対応する。図2(a)は、図1における配線部41、43、樹脂層25、絶縁膜18、および反射膜51を取り除いて半導体層15の第2の側を見た図に対応する。また、図2(a)は、図8(b)の積層体(基板10を除く)の上面図に対応する。
図2(b)は、実施形態の半導体発光装置の実装面(図1の半導体発光装置の下面)の模式平面図である。
図6は、実施形態の半導体発光装置における第1の側15a付近の断面の電子顕微鏡画像である。
Claims (10)
- 第1の側と、前記第1の側の反対側の第2の側とを持ち、発光層を有する半導体層と、
前記第2の側において前記半導体層に設けられた第1の電極と、
前記第2の側において前記半導体層に設けられた第2の電極と、
前記第2の側に設けられた第1の絶縁膜と、
前記第1の絶縁膜上に設けられるとともに、前記第1の電極に接続された第1の配線部と、
前記第1の絶縁膜上に設けられるとともに、前記第2の電極に接続された第2の配線部と、
前記第1の配線部と前記第2の配線部との間、および前記半導体層の側面に隣接するチップ外周部に設けられた第2の絶縁膜と、
前記第1の側、および前記チップ外周部の前記第2の絶縁膜上に設けられ、前記発光層の放射光に対して透過性を有する光学層と、
を備え、
前記第1の側には複数の凸部と複数の凹部とが設けられ、前記凸部の頂部は、前記チップ外周部の前記光学層における前記第2の絶縁膜側の端よりも、前記第2の側に位置し、
前記第1の側におけるチップ外周部側よりも中心部側の領域が前記第2の側にくぼむように前記第1の側が湾曲している半導体発光装置。 - 前記凸部の前記頂部は、前記光学層の前記第2の絶縁膜側の端に対して1μm以上前記第2の側に位置する請求項1記載の半導体発光装置。
- 前記第1の側には複数の凸部と複数の凹部とが設けられ、前記複数の凸部は、第1の凸部と、前記第1の凸部よりも高さが低い第2の凸部とを有する請求項1または2に記載の半導体発光装置。
- 第1の側と、前記第1の側の反対側の第2の側とを持ち、発光層を有する半導体層と、
前記第2の側において前記半導体層に設けられた第1の電極と、
前記第2の側において前記半導体層に設けられた第2の電極と、
前記第2の側に設けられた第1の絶縁膜と、
前記第1の絶縁膜上に設けられるとともに、前記第1の電極に接続された第1の配線部と、
前記第1の絶縁膜上に設けられるとともに、前記第2の電極に接続された第2の配線部と、
前記第1の配線部と前記第2の配線部との間に設けられた第2の絶縁膜と、
前記第1の側に設けられ、前記発光層の放射光に対して透過性を有する光学層と、
を備え、
前記第1の側におけるチップ外周部側よりも中心部側の領域が前記第2の側にくぼむように前記第1の側が湾曲している半導体発光装置。 - 前記第1の側は粗面化されている請求項4記載の半導体発光装置。
- 前記第1の絶縁膜は、前記半導体層における前記第1の側に続く側面にも設けられている請求項1〜5のいずれか1つに記載の半導体発光装置。
- 前記半導体層の前記側面に、前記第1の絶縁膜を介して反射膜が設けられている請求項6記載の半導体発光装置。
- 前記半導体層の前記側面は、前記第1の側及び前記第2の側に対して傾斜している請求項6または7に記載の半導体発光装置。
- 前記第1の配線部は、前記第1の絶縁膜上に設けられた第1の配線層と、前記第1の配線層上に設けられ、前記第1の配線層よりも厚い第1の金属ピラーとを有し、
前記第2の配線部は、前記第1の絶縁膜上に設けられた第2の配線層と、前記第2の配線層上に設けられ、前記第2の配線層よりも厚い第2の金属ピラーとを有する請求項1〜8のいずれか1つに記載の半導体発光装置。 - 前記光学層は、
前記発光層の放射光により励起され前記発光層の放射光とは異なる波長の光を放射する複数の蛍光体と、
前記複数の蛍光体を一体化し、前記発光層の放射光及び前記蛍光体の放射光を透過させる結合材と、
を含む蛍光体層である請求項1〜9のいずれか1つに記載の半導体発光装置。
Priority Applications (4)
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JP2014065821A JP6106120B2 (ja) | 2014-03-27 | 2014-03-27 | 半導体発光装置 |
TW103124605A TWI550910B (zh) | 2014-03-27 | 2014-07-17 | Semiconductor light emitting device |
CN201410454133.6A CN104953016A (zh) | 2014-03-27 | 2014-09-05 | 半导体发光装置 |
US14/481,262 US9224919B2 (en) | 2014-03-27 | 2014-09-09 | Semiconductor light emitting device |
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JP2014065821A JP6106120B2 (ja) | 2014-03-27 | 2014-03-27 | 半導体発光装置 |
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JP2015191911A JP2015191911A (ja) | 2015-11-02 |
JP6106120B2 true JP6106120B2 (ja) | 2017-03-29 |
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JP2013197309A (ja) * | 2012-03-19 | 2013-09-30 | Toshiba Corp | 発光装置 |
JP5985322B2 (ja) * | 2012-03-23 | 2016-09-06 | 株式会社東芝 | 半導体発光装置及びその製造方法 |
JP5710532B2 (ja) * | 2012-03-26 | 2015-04-30 | 株式会社東芝 | 半導体発光装置及びその製造方法 |
KR101871374B1 (ko) * | 2012-04-09 | 2018-06-27 | 엘지이노텍 주식회사 | 발광 램프 |
TWI489658B (zh) * | 2012-05-25 | 2015-06-21 | Toshiba Kk | 半導體發光裝置及光源單元 |
JP2013254814A (ja) * | 2012-06-06 | 2013-12-19 | Sharp Corp | 半導体デバイス製造工程及びその製造工程を経て製造された半導体デバイス |
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