JP2009290244A - 発光装置およびその製造方法 - Google Patents
発光装置およびその製造方法 Download PDFInfo
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- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
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- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
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- H01L2224/4805—Shape
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
- H01L2224/48465—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond the other connecting portion not on the bonding area being a wedge bond, i.e. ball-to-wedge, regular stitch
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Abstract
【解決手段】基板上に、直線状の配線パターンが平行に配置されて複数形成され、その配線パターン間に複数個の発光素子が配線パターンに電気的に接続された状態で搭載され、封止体で封止された発光部を備える発光装置、ならびに、基板上に複数の配線パターンを形成する工程と、配線パターン間に複数個の発光素子を搭載する工程と、発光素子と配線パターンとを電気的に接続する工程と、貫通孔を有するシリコーンゴムシートを基板上に載置する工程と、シリコーンゴムシートの貫通孔内に、発光素子を封止する封止体を形成する工程とを含む発光装置の製造方法。
【選択図】図1
Description
Claims (23)
- 基板上に、直線状の配線パターンが平行に配置されて複数形成され、その配線パターン間に複数個の発光素子が配線パターンに電気的に接続された状態で搭載され、封止体で封止された発光部を備える、発光装置。
- 発光素子が、直線状の配線パターンを挟んで、配線パターンに沿って直線状に配列されて複数個搭載されている、請求項1に記載の発光装置。
- 配線パターンを挟んで搭載された発光素子は、側面同士が対向しないようにずらして配置されている、請求項2に記載の発光装置。
- 断面形状が長方形状である発光素子が、その短辺に沿った方向が配線パターンの長手方向と平行になるように搭載されている、請求項1〜3のいずれかに記載の発光装置。
- 発光素子が長尺状の断面形状を有するものである、請求項4に記載の発光装置。
- 直線状の配線パターンを挟んで搭載された発光素子同士が直列に電気的に接続されている、請求項1〜5のいずれかに記載の発光装置。
- 直線状の配線パターンに沿って直線状に搭載された発光素子同士が並列に電気的に接続されている、請求項1〜6のいずれかに記載の発光装置。
- 配線パターンが、発光素子との間の電気的接続の位置決め用のパターン、または、発光素子の搭載位置の目安用のパターンをさらに有する、請求項1〜7のいずれかに記載の発光装置。
- 発光素子と配線パターンとの間の直線距離が0.1mm以上である、請求項1〜8のいずれかに記載の発光装置。
- 基板が白色のセラミック基板である、請求項1〜9のいずれかに記載の発光装置。
- 白色のセラミック基板が、酸化アルミニウム、窒化アルミニウム、ボロンナイトライド、窒化ケイ素、酸化マグネシウム、フォルステライト、ステアタイト、低温焼結セラミックから選ばれるいずれか、または、これらの複合材料で形成されている、請求項10に記載の発光装置。
- 基板上の直線状の配線パターンおよび発光素子の全てが1つの封止体で封止されている、請求項1〜11のいずれかに記載の発光装置。
- 封止体が蛍光体を含有する、請求項1〜12のいずれかに記載の発光装置。
- 封止体が、第1の蛍光体を含有する第1の封止体層と、当該第1の封止体層上に積層された第2の蛍光体を含有する第2の封止体層とを備える、請求項13に記載の発光装置。
- 第2の封止体層が、第1の封止体層の少なくとも一部を覆うように第1の封止体層上に積層されている、請求項14に記載の発光装置。
- 封止体が、六角形状、円形状、長方形状または正方形状の断面を有する形状に形成されている、請求項1〜15のいずれかに記載の発光装置。
- 発光装置が、円形状または正方形状の断面を有する形状である、請求項1〜16のいずれかに記載の発光装置。
- 液晶ディスプレイのバックライト光源または照明用光源として用いられるものである、請求項1〜17のいずれかに記載の発光装置。
- 基板上に複数の配線パターンを形成する工程と、
配線パターン間に複数個の発光素子を搭載する工程と、
発光素子と配線パターンとを電気的に接続する工程と、
貫通孔を有するシリコーンゴムシートを基板上に載置する工程と、
シリコーンゴムシートの貫通孔内に、発光素子を封止する封止体を形成する工程とを含む、発光装置の製造方法。 - 発光素子と配線パターンとを電気的に接続した後、発光素子の特性を検査する工程と、
検査の結果、特性不良があった場合に、予備の発光素子を配線パターンと接続する工程とをさらに含む、請求項19に記載の発光装置の製造方法。 - 封止体に蛍光体を含有させることを特徴とする、請求項19または20に記載の発光装置の製造方法。
- 封止体で発光素子を封止する工程が、
シリコーンゴムシートの貫通孔内に第1の蛍光体を含有する封止材料を注入する工程と、
第1の蛍光体を含有する封止材料を硬化させて第1の封止体層を形成する工程と、
第1の封止体層形成後の発光装置の色度特性を測定する工程とを含む、請求項21に記載の発光装置の製造方法。 - 第1の封止体層形成後の発光装置の色度特性を測定する工程の後に、
第1の封止体層上に、第2の蛍光体を含有する封止材料を注入する工程と、
第2の蛍光体を含有する封止材料を硬化させて第2の封止体層を形成する工程と、
第2の封止体層形成後の発光装置の色度特性を測定する工程と、
シリコーンゴムシートを除去する工程とをさらに含む、請求項22に記載の発光装置の製造方法。
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JP2009211855A JP5118110B2 (ja) | 2009-09-14 | 2009-09-14 | 発光装置 |
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Cited By (15)
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JP2012009781A (ja) * | 2010-06-28 | 2012-01-12 | Toshiba Lighting & Technology Corp | 発光モジュール及びこれを備えた照明器具 |
US8235546B2 (en) | 2007-11-30 | 2012-08-07 | Toshiba Lighting & Technology Corporation | Light source module having a plurality of light-emitting elements and illumination apparatus |
US8322893B2 (en) | 2008-11-12 | 2012-12-04 | Toshiba Lighting & Technology Corporation | Illumination device |
US8368113B2 (en) | 2010-05-26 | 2013-02-05 | Toshiba Lighting & Technology Corporation | Light emitting device and lighting apparatus |
US8511862B2 (en) | 2010-03-29 | 2013-08-20 | Toshiba Lighting & Technology Corporation | Optical unit and lighting apparatus |
JP2013232690A (ja) * | 2013-08-08 | 2013-11-14 | Sharp Corp | Led電球 |
JP2014045089A (ja) * | 2012-08-27 | 2014-03-13 | Citizen Electronics Co Ltd | Led発光装置 |
US8716943B2 (en) | 2010-02-16 | 2014-05-06 | Toshiba Lighting And Technology Corporation | Light-emitting device and lighting apparatus provided with the same |
US8814396B2 (en) | 2010-03-29 | 2014-08-26 | Toshiba Lighting & Technology Corporation | Lighting apparatus |
US9024334B2 (en) | 2009-11-13 | 2015-05-05 | Sharp Kabushiki Kaisha | Light-emitting device having a plurality of concentric light transmitting areas |
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JPWO2014049973A1 (ja) * | 2012-09-26 | 2016-08-22 | パナソニックIpマネジメント株式会社 | 発光モジュール |
US9755115B2 (en) | 2007-03-15 | 2017-09-05 | Sharp Kabushiki Kaisha | Light emitting device and method for manufacturing the same |
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