JP2014056896A - 半導体を利用した発光デバイス及びその製造方法 - Google Patents
半導体を利用した発光デバイス及びその製造方法 Download PDFInfo
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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
- H01L33/50—Wavelength conversion elements
- H01L33/507—Wavelength conversion elements the elements being in intimate contact with parts other than the semiconductor body or integrated with parts other than the semiconductor body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- 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
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- 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
- 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
- H01L2224/45144—Gold (Au) as principal constituent
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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
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
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- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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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
- H01L33/50—Wavelength conversion elements
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- H01L33/502—Wavelength conversion materials
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Abstract
【解決手段】LED発光装置1は、ベース基板2と、青色LEDチップ3と、回路パターン4と、透過性保護層5、第1の蛍光層6及び第2の蛍光層7を備える。
【選択図】図1
Description
また、本発明に係る半導体を利用した発光デバイスの製造方法では、充分な発光特性を有し、耐久性も兼ね備えた半導体を利用した発光デバイスを製造することができる。
図1は、本発明を適用した半導体を利用した発光デバイスの一例を示す概略図である。図2は、半導体量子ドットの種類に応じた蛍光の発生についての概略図である。図5は、本発明を適用した半導体を利用した発光デバイスの変形例を示す概略図である。図6は、半導体量子ドットの種類に応じた蛍光の発生について変形例での概略図である。
図3は、ベース基板及び透過性保護層の製造段階の概略図である。図4は、第1の蛍光層および第2の蛍光層の製造段階の概略図である。図7は、ベース基板及び透過性保護層の製造段階の変形例での概略図である。図8は、第1の蛍光層および第2の蛍光層の製造段階の変形例での概略図である。
また、本発明に係る半導体を利用した発光デバイスの製造方法では、充分な発光特性を有し、耐久性も兼ね備えた半導体を利用した発光デバイスを製造することができる。
2 ベース基板
3 青色LEDチップ
4 回路パターン
5 透過性保護層
6 第1の蛍光層
7 第2の蛍光層
8 第1リード電極
9 第2リード電極
10 金ワイヤー
11 半導体量子ドット
12 半導体量子ドット
13 保持部
14 シリンジ
15 ニードル
16 ペースト
17 エポキシ樹脂
18 エポキシ樹脂
19 エポキシ樹脂
20 堤防部
B 青色の光を示す矢印
G 緑色の光を示す矢印
R 赤色の光を示す矢印
Claims (7)
- 所定の回路パターンが設けられたベース基板と、
該ベース基板上に設けられると共に、前記回路パターンと電気的に接続された発光素子と、
該発光素子上の少なくとも一部に形成されると共に、同発光素子から放出された光が透過可能に構成された第1層封止部と、
該第1層封止部上の少なくとも一部に形成されると共に、少なくとも1種類の半導体量子ドットを有する第2層封止部とを備える
半導体を利用した発光デバイス。 - 前記第1層封止部に入射した光の波長と同第1層封止部から放出される光の波長が略同一である
請求項1に記載の半導体を利用した発光デバイス。 - 前記第2層封止部は、2種類以上の半導体量子ドットを有する
請求項1または請求項2に記載の半導体を利用した発光デバイス。 - 前記第2層封止部上の少なくとも一部に形成されると共に、同第2層封止部に含まれる半導体量子ドットが発する蛍光よりも波長の短い蛍光を発する半導体量子ドットを有する第3層封止部を備える
請求項1、請求項2または請求項3に記載の半導体を利用した発光デバイス。 - 前記発光素子は495nm以下の波長の光を放出する
請求項1、請求項2、請求項3または請求項4に記載の半導体を利用した発光デバイス。 - 発光素子を含む所定の回路基板上の少なくとも一部に同発光素子から放出された光が透過可能な第1層目の封止材を形成する工程と、
少なくとも1種類の半導体量子ドットを含む第2層目の封止材を前記第1層目の封止材上の少なくとも一部に形成する工程とを備える
半導体を利用した発光デバイスの製造方法。 - 前記第1層目の封止材を形成する工程と前記第2層目の封止材を形成する工程は、ポッティング加工で行う
請求項6に記載の半導体を利用した発光デバイスの製造方法。
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JP2012199845A JP2014056896A (ja) | 2012-09-11 | 2012-09-11 | 半導体を利用した発光デバイス及びその製造方法 |
PCT/JP2013/066217 WO2014041861A1 (ja) | 2012-09-11 | 2013-06-12 | 半導体を利用した発光デバイス及びその製造方法 |
US14/427,512 US20160072026A1 (en) | 2012-09-11 | 2013-06-12 | Light emitting device utilizing semiconductor and manufacturing method of the same |
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Cited By (12)
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WO2015156227A1 (ja) * | 2014-04-08 | 2015-10-15 | Nsマテリアルズ株式会社 | 波長変換部材、成形体、波長変換装置、シート部材、発光装置、導光装置、並びに表示装置 |
JP5988335B1 (ja) * | 2015-07-31 | 2016-09-07 | シャープ株式会社 | 波長変換部材および発光装置 |
JP5988334B1 (ja) * | 2015-07-31 | 2016-09-07 | シャープ株式会社 | 発光装置 |
CN106129229A (zh) * | 2016-08-24 | 2016-11-16 | 天津中环电子照明科技有限公司 | 一种基于量子点颗粒的led封装器件及其制备方法 |
JP2017034259A (ja) * | 2016-08-02 | 2017-02-09 | シャープ株式会社 | 発光装置 |
CN106410018A (zh) * | 2015-07-31 | 2017-02-15 | 夏普株式会社 | 波长转换部件和发光装置 |
JP2017110059A (ja) * | 2015-12-15 | 2017-06-22 | シャープ株式会社 | 発光装置または発光装置用蛍光体含有シート |
JP2017112174A (ja) * | 2015-12-15 | 2017-06-22 | シャープ株式会社 | ナノ粒子蛍光体素子及び発光素子 |
KR20180096486A (ko) | 2017-02-21 | 2018-08-29 | 샤프 가부시키가이샤 | 발광 장치 및 화상 표시 장치 |
KR101915366B1 (ko) | 2015-12-15 | 2018-11-05 | 샤프 가부시키가이샤 | 형광체 함유 입자 및 그것을 사용한 발광 장치, 형광체 함유 시트 |
US10224465B2 (en) | 2016-03-24 | 2019-03-05 | Nichia Corporation | Method of manufacturing light emitting device |
US11101414B2 (en) | 2018-11-30 | 2021-08-24 | Nichia Corporation | Method for manufacturing wavelength conversion member, and method for manufacturing light emitting device |
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