JP6433248B2 - 半導体発光素子 - Google Patents
半導体発光素子 Download PDFInfo
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- JP6433248B2 JP6433248B2 JP2014226940A JP2014226940A JP6433248B2 JP 6433248 B2 JP6433248 B2 JP 6433248B2 JP 2014226940 A JP2014226940 A JP 2014226940A JP 2014226940 A JP2014226940 A JP 2014226940A JP 6433248 B2 JP6433248 B2 JP 6433248B2
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- layer
- light emitting
- composition
- quantum well
- semiconductor
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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
- H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
- H10H20/821—Bodies characterised by their shape, e.g. curved or truncated substrates of the light-emitting regions, e.g. non-planar junctions
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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]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/013—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials
- H10H20/0133—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials with a substrate not being Group III-V materials
- H10H20/01335—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials with a substrate not being Group III-V materials the light-emitting regions comprising nitride materials
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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
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
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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
- H10H20/811—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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- 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
- H10H20/813—Bodies having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
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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
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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
-
- 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
- H10H20/815—Bodies having stress relaxation structures, e.g. buffer layers
-
- 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
- H10H20/816—Bodies having carrier transport control structures, e.g. highly-doped semiconductor layers or current-blocking structures
- H10H20/8162—Current-blocking structures
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- Led Devices (AREA)
Description
12 n型半導体層(第1の半導体層)
13、33、53 発光機能層(発光層)
53A 発光層
14 電子ブロック層
15 p型半導体層(第2の半導体層)
BL ベース層
WA、WA1、WA2 量子井戸層
BA、BA1、BA2 障壁層
GR1、GR2 第1及び第2の溝
Claims (6)
- 第1の導電型を有する第1の半導体層と、前記第1の半導体層上に形成され、発光層を含む発光機能層と、前記発光機能層上に形成され、前記第1の半導体層とは反対の導電型を有する第2の半導体層と、を有する半導体発光素子であって、
前記発光層は、前記第1の半導体層から応力歪を受ける組成を有してランダムな網目状に区画された複数のベースセグメントを有するベース層と、前記ベース層上に形成された少なくとも1つの量子井戸層及び少なくとも1つの障壁層からなる量子井戸構造層と、を有し、
前記ベース層は、AlxGa1-xN(0≦x≦1)の組成を有し、前記少なくとも1つの障壁層は、AlyGa1-yN(0≦y<1)の組成を有し、前記組成x及び組成yは、x>yの関係を満たすことを特徴とする半導体発光素子。 - 前記第1の半導体層はGaNの組成を有し、前記少なくとも1つの量子井戸層はInGaNの組成を有することを特徴とする請求項1に記載の半導体発光素子。
- 前記量子井戸構造層は多重量子井戸構造を有し、
前記多重量子井戸構造の障壁層の各々は、前記第2の半導体層に近づくに従ってAl組成が小さくなるように形成されていることを特徴とする請求項1又は2に記載の半導体発光素子。 - 前記ベース層は、キャリアのトンネル効果を生じさせる層厚を有することを特徴とする請求項1乃至3のいずれか1つに記載の半導体発光素子。
- 前記ベース層はAlNの組成を有し、前記少なくとも1つの障壁層のうち、最も前記第2の半導体層側に位置する障壁層は、GaNの組成を有することを特徴とする請求項1乃至4のいずれか1つに記載の半導体発光素子。
- 前記発光機能層は、前記第1の半導体層と前記発光層との間に、少なくとも1つの量子井戸層及び複数の障壁層とからなる発光層を有することを特徴とする請求項1乃至5のいずれか1つに記載の半導体発光素子。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014226940A JP6433248B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
| CN201580060112.9A CN107078188B (zh) | 2014-11-07 | 2015-10-22 | 半导体发光元件 |
| PCT/JP2015/079808 WO2016072278A1 (ja) | 2014-11-07 | 2015-10-22 | 半導体発光素子 |
| US15/525,054 US10062805B2 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
| EP15857406.1A EP3217440B1 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
| KR1020177012269A KR102397662B1 (ko) | 2014-11-07 | 2015-10-22 | 반도체 발광 소자 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014226940A JP6433248B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016092287A JP2016092287A (ja) | 2016-05-23 |
| JP6433248B2 true JP6433248B2 (ja) | 2018-12-05 |
Family
ID=55909005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014226940A Expired - Fee Related JP6433248B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10062805B2 (ja) |
| EP (1) | EP3217440B1 (ja) |
| JP (1) | JP6433248B2 (ja) |
| KR (1) | KR102397662B1 (ja) |
| CN (1) | CN107078188B (ja) |
| WO (1) | WO2016072278A1 (ja) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6433246B2 (ja) | 2014-11-07 | 2018-12-05 | スタンレー電気株式会社 | 半導体発光素子 |
| KR102569461B1 (ko) * | 2015-11-30 | 2023-09-04 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 발광소자 및 이를 포함하는 조명장치 |
| US10541514B2 (en) * | 2016-02-25 | 2020-01-21 | Ngk Insulators, Ltd. | Surface-emitting device, vertical external-cavity surface-emitting laser, and method for manufacturing surface-emitting device |
| JP2017220586A (ja) * | 2016-06-08 | 2017-12-14 | 国立大学法人 東京大学 | 半導体発光素子 |
| CN115732604A (zh) * | 2021-08-27 | 2023-03-03 | 无锡晶湛半导体有限公司 | Led结构及其制备方法 |
| CN113964246B (zh) * | 2021-09-28 | 2024-05-31 | 厦门士兰明镓化合物半导体有限公司 | 发光二极管的外延结构及其制造方法 |
| CN114038954A (zh) * | 2021-09-28 | 2022-02-11 | 厦门士兰明镓化合物半导体有限公司 | 发光二极管的外延结构及其制造方法 |
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| TWI247439B (en) | 2004-12-17 | 2006-01-11 | Genesis Photonics Inc | Light-emitting diode device |
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| JP4984119B2 (ja) | 2006-08-28 | 2012-07-25 | スタンレー電気株式会社 | 窒化物半導体結晶ないしそれを用いた発光素子及びその製造方法 |
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| JP2010510661A (ja) | 2006-11-15 | 2010-04-02 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | 複数の抽出器による高い光抽出効率の発光ダイオード(led) |
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| JP6457784B2 (ja) * | 2014-11-07 | 2019-01-23 | スタンレー電気株式会社 | 半導体発光素子 |
-
2014
- 2014-11-07 JP JP2014226940A patent/JP6433248B2/ja not_active Expired - Fee Related
-
2015
- 2015-10-22 EP EP15857406.1A patent/EP3217440B1/en active Active
- 2015-10-22 CN CN201580060112.9A patent/CN107078188B/zh not_active Expired - Fee Related
- 2015-10-22 WO PCT/JP2015/079808 patent/WO2016072278A1/ja not_active Ceased
- 2015-10-22 US US15/525,054 patent/US10062805B2/en active Active
- 2015-10-22 KR KR1020177012269A patent/KR102397662B1/ko active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170080599A (ko) | 2017-07-10 |
| CN107078188B (zh) | 2019-07-16 |
| EP3217440A4 (en) | 2018-06-13 |
| JP2016092287A (ja) | 2016-05-23 |
| CN107078188A (zh) | 2017-08-18 |
| KR102397662B1 (ko) | 2022-05-13 |
| EP3217440A1 (en) | 2017-09-13 |
| US20180033911A1 (en) | 2018-02-01 |
| US10062805B2 (en) | 2018-08-28 |
| WO2016072278A1 (ja) | 2016-05-12 |
| EP3217440B1 (en) | 2020-03-11 |
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