JP4167717B1 - 発光装置及びその製造方法 - Google Patents
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- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier 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
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- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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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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- H—ELECTRICITY
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- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier 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
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- H01L33/486—Containers adapted for surface mounting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier 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
- H01L33/52—Encapsulations
- H01L33/54—Encapsulations having a particular shape
Abstract
液状の封止樹脂と封止樹脂とは比重が異なる固形の透明樹脂を混合後、LEDチップが組み込まれたパッケージ内に注入、硬化して封止するLEDにおいて、LEDチップからの光が外部に射出される封止樹脂側の表面に固形の透明樹脂の一部分が露出し、一部分が封止樹脂中に埋没して固着され凸状に突起していることを特徴とするLEDである。
このLEDはLED表示装置、LCDバックライト光源、照明などに利用される。
【選択図】図3
Description
発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置において、
前記封止樹脂の表面の凸状突起は、前記液状樹脂の封止樹脂とは比重が50Kg/m3以上相違している平均粒径5〜80μmの固形の球状透明樹脂が、一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記封止樹脂の表面に固着されていることにより形成されている
ことを特徴とする発光装置である。
発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置を製造する方法において、
液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物をパッケージ内に注入して、硬化、封止を行うことにより、
前記固形の球状透明樹脂の一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記固形の球状透明樹脂を前記封止樹脂の表面に固着させ、前記封止樹脂の表面の凸状突起を形成する
ことを特徴とする発光装置の製造方法である。
発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置を製造する方法において、
液状樹脂の封止樹脂をパッケージの深さの途中まで注入した後、
液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物を前記パッケージの途中まで注入されている封止樹脂の上に注入して、硬化、封止を行うことにより、
前記固形の球状透明樹脂の一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記固形の球状透明樹脂を前記封止樹脂の表面に固着させ、前記封止樹脂の表面の凸状突起を形成する
ことを特徴とする発光装置の製造方法である。
2 LEDチップ(発光素子)
3 封止樹脂
4 ダイボンド剤
5 メタル電極
6 ワイヤ
7 固形の透明樹脂
8 光線
9 角度
Claims (7)
- 発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置において、
前記封止樹脂の表面の凸状突起は、前記液状樹脂の封止樹脂とは比重が50Kg/m3以上相違している平均粒径5〜80μmの固形の球状透明樹脂が、一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記封止樹脂の表面に固着されていることにより形成されている
ことを特徴とする発光装置。 - 発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置を製造する方法において、
液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物をパッケージ内に注入して、硬化、封止を行うことにより、
前記固形の球状透明樹脂の一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記固形の球状透明樹脂を前記封止樹脂の表面に固着させ、前記封止樹脂の表面の凸状突起を形成する
ことを特徴とする発光装置の製造方法。 - 発光素子が組み込まれたパッケージ内に液状樹脂の封止樹脂を注入し、硬化させて封止し、発光素子からの光が外部に射出される封止樹脂の表面に凸状の突起が形成されている発光装置を製造する方法において、
液状樹脂の封止樹脂をパッケージの深さの途中まで注入した後、
液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物を前記パッケージの途中まで注入されている封止樹脂の上に注入して、硬化、封止を行うことにより、
前記固形の球状透明樹脂の一部分が前記封止樹脂の表面に露出し、他の部分が前記封止樹脂中に埋没している状態で前記固形の球状透明樹脂を前記封止樹脂の表面に固着させ、前記封止樹脂の表面の凸状突起を形成する
ことを特徴とする発光装置の製造方法。 - 液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物をパッケージ内に注入した後、パッケージ内の前記混合物を重力方向に向けることを特徴とする請求項2又は3記載の発光装置の製造方法。
- 前記液状樹脂の封止樹脂と、前記固形の球状透明樹脂との比重差は50Kg/m3以上であることを特徴とする請求項2乃至4のいずれか一項記載の発光装置の製造方法。
- 前記固形の球状透明樹脂は、平均粒径5〜80μmであることを特徴とする請求項2乃至5のいずれか一項記載の発光装置の製造方法。
- 前記液状樹脂の封止樹脂と当該封止樹脂とは比重が相違している固形の球状透明樹脂との混合物における前記固形の球状透明樹脂が1〜20重量%であることを特徴とする請求項2乃至6のいずれか一項記載の発光装置の製造方法。
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Cited By (8)
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JP2010219163A (ja) * | 2009-03-13 | 2010-09-30 | Koito Mfg Co Ltd | 発光モジュール、および灯具ユニット |
US7840233B2 (en) | 2006-08-24 | 2010-11-23 | Toshiba Tec Kabushiki Kaisha | Wireless communication system, wireless communication method and wireless communication apparatus |
JP2012151466A (ja) * | 2010-12-28 | 2012-08-09 | Nichia Chem Ind Ltd | 発光装置 |
JP2015038939A (ja) * | 2013-08-19 | 2015-02-26 | シチズン電子株式会社 | 発光装置 |
KR20180135404A (ko) * | 2017-06-12 | 2018-12-20 | 니치아 카가쿠 고교 가부시키가이샤 | 발광 장치 및 그 제조 방법 |
US10964859B2 (en) | 2018-01-31 | 2021-03-30 | Nichia Corporation | Light-emitting device and method of manufacturing the same |
US11355678B2 (en) | 2018-01-31 | 2022-06-07 | Nichia Corporation | Light-emitting device and method of manufacturing the same |
US11355681B2 (en) | 2018-01-31 | 2022-06-07 | Nichia Corporation | Light emitting device and method of manufacturing same |
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JP5010693B2 (ja) * | 2010-01-29 | 2012-08-29 | 株式会社東芝 | Ledパッケージ |
JP5864089B2 (ja) * | 2010-08-25 | 2016-02-17 | 日亜化学工業株式会社 | 発光装置の製造方法 |
CN102760816A (zh) * | 2011-04-26 | 2012-10-31 | 展晶科技(深圳)有限公司 | 发光二极管封装结构及其制造方法 |
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JPS5619686A (en) | 1979-07-27 | 1981-02-24 | Nec Corp | Manufacture of resinous sealing type solid light emitting device |
JPS5737889A (en) * | 1980-08-18 | 1982-03-02 | Stanley Electric Co Ltd | Production of light emitting diode |
JPH03206672A (ja) * | 1990-01-08 | 1991-09-10 | Seiwa Denki Kk | 発光ダイオード素子およびその製造方法 |
JP4734770B2 (ja) | 2001-06-12 | 2011-07-27 | ソニー株式会社 | 樹脂形成素子の製造方法、画像表示装置の製造方法、および照明装置の製造方法 |
JP2003234509A (ja) | 2002-02-08 | 2003-08-22 | Citizen Electronics Co Ltd | 発光ダイオード |
JP2006278675A (ja) | 2005-03-29 | 2006-10-12 | Toshiba Corp | 半導体発光装置 |
KR100665219B1 (ko) | 2005-07-14 | 2007-01-09 | 삼성전기주식회사 | 파장변환형 발광다이오드 패키지 |
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2007
- 2007-11-21 JP JP2008504563A patent/JP4167717B1/ja active Active
- 2007-11-21 US US12/744,234 patent/US7897989B2/en not_active Expired - Fee Related
- 2007-11-21 WO PCT/JP2007/073001 patent/WO2009066398A1/ja active Application Filing
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JP2010219163A (ja) * | 2009-03-13 | 2010-09-30 | Koito Mfg Co Ltd | 発光モジュール、および灯具ユニット |
JP2012151466A (ja) * | 2010-12-28 | 2012-08-09 | Nichia Chem Ind Ltd | 発光装置 |
US9231175B2 (en) | 2010-12-28 | 2016-01-05 | Nichia Corporation | Light emitting device with sealing member containing filler particles |
JP2016178344A (ja) * | 2010-12-28 | 2016-10-06 | 日亜化学工業株式会社 | 発光装置 |
JP2015038939A (ja) * | 2013-08-19 | 2015-02-26 | シチズン電子株式会社 | 発光装置 |
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KR102530124B1 (ko) | 2017-06-12 | 2023-05-08 | 니치아 카가쿠 고교 가부시키가이샤 | 발광 장치 및 그 제조 방법 |
US10964859B2 (en) | 2018-01-31 | 2021-03-30 | Nichia Corporation | Light-emitting device and method of manufacturing the same |
US11355678B2 (en) | 2018-01-31 | 2022-06-07 | Nichia Corporation | Light-emitting device and method of manufacturing the same |
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US11621379B2 (en) | 2018-01-31 | 2023-04-04 | Nichia Corporation | Light-emitting device and method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
US20100289048A1 (en) | 2010-11-18 |
WO2009066398A1 (ja) | 2009-05-28 |
JPWO2009066398A1 (ja) | 2011-03-31 |
US7897989B2 (en) | 2011-03-01 |
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