JP2011233893A - 発光素子、発光素子パッケージ、及び照明システム - Google Patents
発光素子、発光素子パッケージ、及び照明システム Download PDFInfo
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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
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective elements
-
- 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
- H01L33/02—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 bodies
- H01L33/20—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 bodies with a particular shape, e.g. curved or truncated substrate
-
- 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
- H01L33/36—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 electrodes
- H01L33/38—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 electrodes with a particular shape
- H01L33/387—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 electrodes with a particular shape with a plurality of electrode regions in direct contact with the semiconductor body and being electrically interconnected by another electrode layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- 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
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- 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
- H01L33/02—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 bodies
- H01L33/10—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 bodies with a light reflecting structure, e.g. semiconductor Bragg reflector
- H01L33/105—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 bodies with a light reflecting structure, e.g. semiconductor Bragg reflector with a resonant cavity structure
Abstract
【解決手段】本発明による発光素子は、電極層と、上記電極層の上に電流密度調節パターンと、上記電極層及び上記電流密度調節パターンの上に配置された発光構造物とを含み、上記発光構造物の上部領域に柱パターンまたは孔パターンの共振器構造が提供される。
【選択図】図1
Description
上記導光板1041は、光を拡散させて面光源化させる役割をする。上記導光板1041は透明な材質からなり、 例えば、PMMA(polymethyl metaacrylate)のようなアクリル樹脂系列、PET(polyethylene terephthlate)、PC(poly carbonate)、COC(cycloolefin copolymer)、及びPEN(polyethylene naphthalate)樹脂のうちの1つを含むことができる。
Claims (15)
- 電極層と、
前記電極層の上に電流密度調節パターンと、
前記電極層及び前記電流密度調節パターンの上に配置された発光構造物と、を含み、
前記発光構造物の上部領域に柱パターンまたは孔パターンの共振器構造が提供されたことを特徴とする、発光素子。 - 前記発光構造物は、第2導電型半導体層と、前記第2導電型半導体層の上に活性層と、前記活性層の上に第1導電型半導体層を含み、前記柱パターンまたは孔パターンは、前記第1導電型半導体層に形成されたことを特徴とする、請求項1に記載の発光素子。
- 前記柱パターンまたは孔パターンは、前記電流密度調節パターンと対応して配置されたことを特徴とする、請求項1に記載の発光素子。
- 前記柱パターンまたは孔パターンは、前記電流密度調節パターンと互いに対応しない位置に配置されたことを特徴とする、請求項1に記載の発光素子。
- 前記電流密度調節パターンの幅は、前記柱パターンまたは孔パターンの幅と相異することを特徴とする、請求項1に記載の発光素子。
- 前記柱パターンまたは孔パターンの側面に反射膜が配置されたことを特徴とする、請求項1に記載の発光素子。
- 前記第1導電型半導体層は、前記柱パターンまたは孔パターンを提供する第1厚さと、前記柱パターンまたは孔パターンの下部に提供された第2厚さと、を含むことを特徴とする、請求項2に記載の発光素子。
- 前記第2厚さは500〜1000nmであることを特徴とする、請求項7に記載の発光素子。
- 前記第1厚さは少なくともλ/nであり、ここで、前記λは前記活性層から放出される光の主波長であり、前記nは前記発光構造物の屈折率であることを特徴とする、請求項7に記載の発光素子。
- 前記発光構造物は1〜2μmの厚さを有することを特徴とする、請求項1に記載の発光素子。
- 前記電流密度調節パターンは非導電性物質で提供されたり、前記第2導電型半導体層と非オーミック接触を形成する金属材質で提供されたことを特徴とする、請求項2に記載の発光素子。
- 前記電極層は、伝導性支持部材と、前記伝導性支持部材の上に反射層と、前記反射層の上にオーミック層と、を含むことを特徴とする、請求項1に記載の発光素子。
- 胴体と、
前記胴体の上に配置された少なくとも1つのリード電極と、
前記リード電極に電気的に連結され、前記請求項1乃至請求項12のうちのいずれか1項による発光素子と、
を含むことを特徴とする、発光素子パッケージ。 - 基板と、
前記基板の上に配置され、前記請求項1乃至請求項12のうちのいずれか1項による発光素子を含む発光モジュールと、
を含むことを特徴とする、照明システム。 - 前記発光モジュールから放出される光の進行経路上に配置される光ガイド部材、拡散シート、集光シート、輝度上昇シート、及び蛍光シートのうち、少なくともいずれか1つをさらに含むことを特徴とする、請求項14に記載の照明システム。
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KR10-2010-0037876 | 2010-04-23 | ||
KR1020100037876A KR101047720B1 (ko) | 2010-04-23 | 2010-04-23 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
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JP2011233893A true JP2011233893A (ja) | 2011-11-17 |
JP2011233893A5 JP2011233893A5 (ja) | 2014-06-05 |
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Country Status (6)
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US (2) | US8431944B2 (ja) |
EP (1) | EP2381489B1 (ja) |
JP (1) | JP2011233893A (ja) |
KR (1) | KR101047720B1 (ja) |
CN (1) | CN102280816B (ja) |
TW (1) | TW201146080A (ja) |
Cited By (1)
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KR20190096921A (ko) * | 2019-08-13 | 2019-08-20 | 엘지디스플레이 주식회사 | 발광다이오드 광원부를 포함하는 자외선 조사장치 |
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WO2013134432A1 (en) * | 2012-03-06 | 2013-09-12 | Soraa, Inc. | Light emitting diodes with low refractive index material layers to reduce light guiding effects |
TWI596982B (zh) * | 2012-06-21 | 2017-08-21 | 貝尼克公司 | 透明無機式薄膜電激發光顯示元件及用以製造該顯示元件的方法 |
US9273851B2 (en) * | 2013-01-30 | 2016-03-01 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Backlight module and liquid crystal display device |
KR102131599B1 (ko) | 2013-12-16 | 2020-07-09 | 삼성디스플레이 주식회사 | 발광 다이오드 및 그 제조 방법 |
CN104154468B (zh) * | 2014-09-01 | 2016-08-31 | 深圳市华星光电技术有限公司 | 背光模组 |
JP6398744B2 (ja) * | 2015-01-23 | 2018-10-03 | 三菱電機株式会社 | 半導体デバイス用基板の製造方法 |
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US20130240938A1 (en) | 2013-09-19 |
TW201146080A (en) | 2011-12-16 |
US8431944B2 (en) | 2013-04-30 |
US8748927B2 (en) | 2014-06-10 |
CN102280816A (zh) | 2011-12-14 |
KR101047720B1 (ko) | 2011-07-08 |
US20110211354A1 (en) | 2011-09-01 |
EP2381489B1 (en) | 2018-05-30 |
EP2381489A2 (en) | 2011-10-26 |
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EP2381489A3 (en) | 2014-03-19 |
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