KR100920915B1 - 초격자 구조의 장벽층을 갖는 발광 다이오드 - Google Patents
초격자 구조의 장벽층을 갖는 발광 다이오드 Download PDFInfo
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- KR100920915B1 KR100920915B1 KR1020060136684A KR20060136684A KR100920915B1 KR 100920915 B1 KR100920915 B1 KR 100920915B1 KR 1020060136684 A KR1020060136684 A KR 1020060136684A KR 20060136684 A KR20060136684 A KR 20060136684A KR 100920915 B1 KR100920915 B1 KR 100920915B1
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- Prior art keywords
- superlattice
- layer
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- barrier layer
- light emitting
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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
- H10H20/81—Bodies
- H10H20/822—Materials of the light-emitting regions
- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- 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
- H10H20/81—Bodies
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
- H10H20/812—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions within the light-emitting regions, e.g. having quantum confinement structures
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (8)
- 질화갈륨 계열의 N형 화합물 반도체층과 질화갈륨 계열의 P형 화합물 반도체층 사이에 활성영역을 갖는 발광 다이오드에 있어서,상기 활성 영역은 웰층과 초격자 구조의 장벽층을 포함하고,상기 웰층은 InGaN으로 형성되고,상기 장벽층은 InGaN 및 GaN가 교대로 적층된 초격자 구조이고,상기 웰층의 InGaN은 장벽층의 InGaN에 비해 In을 더 많이 함유하는 발광 다이오드.
- 삭제
- 청구항 1에 있어서,상기 웰층은 InxGa(1-x)N로 형성되고,상기 장벽층은InyGa(1-y)N 및 GaN이 교대로 적층된 하부 초격자;InyGa(1-y)N 및 GaN이 교대로 적층된 상부 초격자; 및상기 하부 초격자와 상부 초격자 사이에 개재되고, InzGa(1-z)N 및 GaN이 교대로 적층된 중부 초격자를 포함하고, 0<x<1, 0<y<0.05, 0<z<0.1 및 y<z<x 인 것을 특징으로 하는 발광 다이오드.
- 청구항 3에 있어서,상기 장벽층 내의 InyGa(1-y)N, GaN 및 InzGa(1-z)N는 각각 2.5Å 내지 20Å 범위의 두께를 갖는 발광 다이오드.
- 청구항 3에 있어서,상기 하부 초격자는 InyGa(1-y)N 및 GaN가 4 내지 10회 교대로 적층되고,상기 중부 초격자는 InzGa(1-z)N 및 GaN가 6 내지 20회 교대로 적층되고,상기 상부 초격자는 InyGa(1-y)N 및 GaN가 4 내지 10회 교대로 적층된 발광 다이오드.
- 청구항 1에 있어서,상기 활성 영역은 상기 웰층과 상기 초격자 구조의 장벽층이 교대로 적층된 다중 양자웰 구조인 것을 특징으로 하는 발광 다이오드.
- 청구항 6에 있어서,상기 웰층들은 각각 상기 초격자 구조의 장벽층들 사이에 개재된 발광 다이오드.
- 청구항 1에 있어서,상기 웰층은 InxGa(1-x)N로 형성되고,상기 장벽층은InyGa(1-y)N 및 GaN이 교대로 적층된 하부 초격자;InyGa(1-y)N 및 GaN이 교대로 적층된 상부 초격자; 및상기 하부 초격자와 상부 초격자 사이에 개재되고, InzGa(1-z)N 및 GaN이 교대로 적층된 중부 초격자를 포함하고, 0<x<1, 0<y<0.1, 0<z<0.05 및 z<y<x 인 것을 특징으로 하는 발광 다이오드.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060136684A KR100920915B1 (ko) | 2006-12-28 | 2006-12-28 | 초격자 구조의 장벽층을 갖는 발광 다이오드 |
DE112007002722.3T DE112007002722B4 (de) | 2006-12-28 | 2007-11-21 | Lichtemittierende Diode mit Übergitterstruktur-Sperrschicht |
PCT/KR2007/005840 WO2008082081A1 (en) | 2006-12-28 | 2007-11-21 | Light emitting diode having barrier layer of superlattice structure |
US12/517,314 US8093583B2 (en) | 2006-12-28 | 2007-11-21 | Light emitting diode having barrier layer of superlattice structure |
TW096146904A TW200832764A (en) | 2006-12-28 | 2007-12-07 | Light emitting diode having barrier layer of superlattice structure |
Applications Claiming Priority (1)
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KR1020060136684A KR100920915B1 (ko) | 2006-12-28 | 2006-12-28 | 초격자 구조의 장벽층을 갖는 발광 다이오드 |
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Publication Number | Publication Date |
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KR20080061698A KR20080061698A (ko) | 2008-07-03 |
KR100920915B1 true KR100920915B1 (ko) | 2009-10-12 |
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KR1020060136684A Expired - Fee Related KR100920915B1 (ko) | 2006-12-28 | 2006-12-28 | 초격자 구조의 장벽층을 갖는 발광 다이오드 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8093583B2 (ko) |
KR (1) | KR100920915B1 (ko) |
DE (1) | DE112007002722B4 (ko) |
TW (1) | TW200832764A (ko) |
WO (1) | WO2008082081A1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100920915B1 (ko) | 2006-12-28 | 2009-10-12 | 서울옵토디바이스주식회사 | 초격자 구조의 장벽층을 갖는 발광 다이오드 |
EP1976031A3 (en) * | 2007-03-29 | 2010-09-08 | Seoul Opto Device Co., Ltd. | Light emitting diode having well and/or barrier layers with superlattice structure |
KR100877774B1 (ko) | 2007-09-10 | 2009-01-16 | 서울옵토디바이스주식회사 | 개선된 구조의 발광다이오드 |
CN101980384B (zh) * | 2010-09-27 | 2012-12-05 | 湘能华磊光电股份有限公司 | 一种氮化镓基ⅲ-ⅴ族化合物半导体led外延片及其生长方法 |
CN102760808B (zh) * | 2012-07-12 | 2015-09-23 | 华灿光电股份有限公司 | 一种发光二极管的外延片及其制造方法 |
CN102820392B (zh) * | 2012-08-31 | 2016-02-03 | 华灿光电股份有限公司 | 一种发光二极管的外延片及其制造方法 |
KR102038885B1 (ko) | 2013-05-27 | 2019-10-31 | 삼성전자주식회사 | 반도체 발광소자 |
US10516076B2 (en) | 2018-02-01 | 2019-12-24 | Silanna UV Technologies Pte Ltd | Dislocation filter for semiconductor devices |
CN109560171B (zh) * | 2018-10-17 | 2020-07-24 | 华灿光电(苏州)有限公司 | 一种发光二极管外延片及其制备方法 |
CN115050866B (zh) * | 2022-08-16 | 2022-11-08 | 江苏第三代半导体研究院有限公司 | 极化可控的量子点Micro-LED同质外延结构及其制备方法 |
Citations (1)
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KR100604406B1 (ko) * | 2005-08-25 | 2006-07-25 | 삼성전기주식회사 | 질화물 반도체 소자 |
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JP3304787B2 (ja) * | 1996-09-08 | 2002-07-22 | 豊田合成株式会社 | 半導体発光素子及びその製造方法 |
JP3679914B2 (ja) | 1997-02-12 | 2005-08-03 | 株式会社東芝 | 半導体発光装置及びその製造方法 |
EP2273571A3 (en) | 1998-03-12 | 2012-06-27 | Nichia Corporation | A nitride semiconductor device |
EP1142024A4 (en) | 1998-11-16 | 2007-08-08 | Emcore Corp | QUANTUM NITRIDE III WELL STRUCTURES WITH HIGH INDIUM CONTENT GROUPS AND METHODS OF MANUFACTURING THE SAME |
DE19955747A1 (de) * | 1999-11-19 | 2001-05-23 | Osram Opto Semiconductors Gmbh | Optische Halbleitervorrichtung mit Mehrfach-Quantentopf-Struktur |
JP3912043B2 (ja) | 2001-04-25 | 2007-05-09 | 豊田合成株式会社 | Iii族窒化物系化合物半導体発光素子 |
US6958497B2 (en) | 2001-05-30 | 2005-10-25 | Cree, Inc. | Group III nitride based light emitting diode structures with a quantum well and superlattice, group III nitride based quantum well structures and group III nitride based superlattice structures |
CN1300901C (zh) | 2001-10-26 | 2007-02-14 | 波兰商艾蒙诺公司 | 使用氮化物块状单晶层的发光元件结构 |
US20060138431A1 (en) | 2002-05-17 | 2006-06-29 | Robert Dwilinski | Light emitting device structure having nitride bulk single crystal layer |
KR100497890B1 (ko) | 2002-08-19 | 2005-06-29 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
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KR100920915B1 (ko) | 2006-12-28 | 2009-10-12 | 서울옵토디바이스주식회사 | 초격자 구조의 장벽층을 갖는 발광 다이오드 |
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2006
- 2006-12-28 KR KR1020060136684A patent/KR100920915B1/ko not_active Expired - Fee Related
-
2007
- 2007-11-21 WO PCT/KR2007/005840 patent/WO2008082081A1/en active Application Filing
- 2007-11-21 US US12/517,314 patent/US8093583B2/en not_active Expired - Fee Related
- 2007-11-21 DE DE112007002722.3T patent/DE112007002722B4/de not_active Expired - Fee Related
- 2007-12-07 TW TW096146904A patent/TW200832764A/zh not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100604406B1 (ko) * | 2005-08-25 | 2006-07-25 | 삼성전기주식회사 | 질화물 반도체 소자 |
Also Published As
Publication number | Publication date |
---|---|
US20100059735A1 (en) | 2010-03-11 |
TW200832764A (en) | 2008-08-01 |
KR20080061698A (ko) | 2008-07-03 |
US8093583B2 (en) | 2012-01-10 |
TWI368337B (ko) | 2012-07-11 |
DE112007002722B4 (de) | 2020-01-09 |
DE112007002722T5 (de) | 2010-02-11 |
WO2008082081A1 (en) | 2008-07-10 |
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