KR20040008216A - 질화물 반도체소자 - Google Patents
질화물 반도체소자 Download PDFInfo
- Publication number
- KR20040008216A KR20040008216A KR10-2003-7016162A KR20037016162A KR20040008216A KR 20040008216 A KR20040008216 A KR 20040008216A KR 20037016162 A KR20037016162 A KR 20037016162A KR 20040008216 A KR20040008216 A KR 20040008216A
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- South Korea
- Prior art keywords
- layer
- nitride semiconductor
- type
- gan
- doped
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 79
- 150000004767 nitrides Chemical class 0.000 title claims abstract description 77
- 239000010410 layer Substances 0.000 description 181
- 239000000523 sample Substances 0.000 description 28
- 229910002704 AlGaN Inorganic materials 0.000 description 26
- 230000015556 catabolic process Effects 0.000 description 13
- 239000002356 single layer Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000013074 reference sample Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- -1 for example Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
- H01L33/26—Materials of the light emitting region
- H01L33/30—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28575—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/20—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds
- H01L29/2003—Nitride compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
- H01L33/04—Semiconductor devices having potential barriers 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 quantum effect structure or superlattice, e.g. tunnel junction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
- H01L33/14—Semiconductor devices having potential barriers 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 carrier transport control structure, e.g. highly-doped semiconductor layer or current-blocking structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
- H01S5/0421—Electrical excitation ; Circuits therefor characterised by the semiconducting contacting layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
- H01S5/323—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/32308—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm
- H01S5/32341—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm blue laser based on GaN or GaP
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Ceramic Engineering (AREA)
- Led Devices (AREA)
Abstract
Description
층 | 두께(Å) 및 구성 |
버퍼층(2) | 200 |
언도프 GaN층(3) | 15000 |
n형 컨택트층(4) | 21650 |
언도프 GaN층(5) | 3000 |
Si도프 GaN층(6) | 300 |
언도프 GaN층(7) | 50 |
초격자 n형층(8) | GaN(40)/InGaN(20)×10 주기(마지막은 GaN층) |
다중 양자 우물 구조의활성층(9) | GaN(250)+InGaN(28)/GaN(15. 6)×5 주기 |
초격자 p형층(10) | p-AlGaN(40)/p-InGaN(25)×5 주기+p-AlGaN층 |
p측 컨택트층(11) | 1200 |
샘플 No. | 막두께비 | Mg:GaN층(11a) | Si:GaN층(11b) |
샘플1 | 9:1 | 108Å | 12Å |
샘플2 | 7:3 | 84Å | 36Å |
샘플3 | 5:5 | 60Å | 60Å |
샘플 No. | 주기 | Mg:GaN층(11a) | Si:GaN층(11b) |
샘플 4-1 | 1 | 494Å | 212Å |
샘플 4-2 | 5 | 147Å | 63Å |
샘플 4-3 | 10 | 84Å | 36Å |
샘플 4-4 | 15 | 56Å | 24Å |
샘플 4-5 | 30 | 28Å | 12Å |
Claims (7)
- 각각 복수의 질화물 반도체층으로 이루어지는 p측층과 n측층의 사이에 질화물 반도체로 이루어지는 활성층을 갖는 질화물 반도체소자로서,상기 p측층은 p오믹 전극을 형성하는 층으로서 p형 컨택트층을 포함하고,상기 p형 컨택트층은 p형 질화물 반도체층과 n형 질화물 반도체층이 교대로 적층되는 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항에 있어서,상기 n형 질화물 반도체층에 대한 p형 질화물 반도체층의 막두께비(p형 질화물 반도체층의 막두께/n형 질화물 반도체층의 막두께)가 1이상 9이하로 설정된 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항 또는 제 2 항에 있어서,상기 n형 질화물 반도체층의 막두께가 60Å 이하인 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 n형 질화물 반도체층에는 Si가 도프되고, 상기 p형 질화물 반도체층에는 Mg가 도프되어 있는 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 n형 질화물 반도체층은 Si가 도프된 GaN로 이루어지고, 상기 p형 질화물 반도체층은 Mg가 도프된 GaN로 이루어지는 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 n형 질화물 반도체층은 언도프층이며, 상기 p형 질화물 반도체층에는 Mg가 도프되어 있는 것을 특징으로 하는 질화물 반도체소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 n형 질화물 반도체층은 언도프 GaN로 이루어지고, 상기 p형 질화물 반도체층은 Mg가 도프된 GaN로 이루어지는 것을 특징으로 하는 질화물 반도체소자.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2001-00203373 | 2001-07-04 | ||
JP2001203373 | 2001-07-04 | ||
PCT/JP2002/006706 WO2003005459A1 (fr) | 2001-07-04 | 2002-07-03 | Dispositif a semi-conducteurs a base de nitrure |
Related Child Applications (1)
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KR1020077015274A Division KR100803102B1 (ko) | 2001-07-04 | 2002-07-03 | 질화물 반도체소자 |
Publications (2)
Publication Number | Publication Date |
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KR20040008216A true KR20040008216A (ko) | 2004-01-28 |
KR100889842B1 KR100889842B1 (ko) | 2009-03-20 |
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KR1020037016162A KR100889842B1 (ko) | 2001-07-04 | 2002-07-03 | 질화물 반도체소자 |
KR1020077015274A KR100803102B1 (ko) | 2001-07-04 | 2002-07-03 | 질화물 반도체소자 |
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KR1020077015274A KR100803102B1 (ko) | 2001-07-04 | 2002-07-03 | 질화물 반도체소자 |
Country Status (5)
Country | Link |
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US (2) | US6872986B2 (ko) |
EP (1) | EP1403932B1 (ko) |
KR (2) | KR100889842B1 (ko) |
CN (1) | CN100377369C (ko) |
WO (1) | WO2003005459A1 (ko) |
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CN1142598C (zh) * | 1997-07-25 | 2004-03-17 | 日亚化学工业株式会社 | 氮化物半导体发光器件 |
JP3433075B2 (ja) | 1997-11-19 | 2003-08-04 | 株式会社東芝 | 窒化物系半導体素子の製造方法 |
AU2746899A (en) | 1998-03-12 | 1999-09-27 | Nichia Chemical Industries, Ltd. | Nitride semiconductor device |
US6657300B2 (en) * | 1998-06-05 | 2003-12-02 | Lumileds Lighting U.S., Llc | Formation of ohmic contacts in III-nitride light emitting devices |
JP4150449B2 (ja) * | 1998-09-25 | 2008-09-17 | 株式会社東芝 | 化合物半導体素子 |
JP4149054B2 (ja) * | 1998-11-27 | 2008-09-10 | シャープ株式会社 | 半導体装置 |
JP3424629B2 (ja) | 1998-12-08 | 2003-07-07 | 日亜化学工業株式会社 | 窒化物半導体素子 |
JP3551101B2 (ja) * | 1999-03-29 | 2004-08-04 | 日亜化学工業株式会社 | 窒化物半導体素子 |
US6838705B1 (en) | 1999-03-29 | 2005-01-04 | Nichia Corporation | Nitride semiconductor device |
JP2001119105A (ja) * | 1999-10-21 | 2001-04-27 | Matsushita Electric Ind Co Ltd | 半導体発光素子 |
US6872986B2 (en) * | 2001-07-04 | 2005-03-29 | Nichia Corporation | Nitride semiconductor device |
-
2002
- 2002-07-03 US US10/480,437 patent/US6872986B2/en not_active Expired - Lifetime
- 2002-07-03 CN CNB028117131A patent/CN100377369C/zh not_active Expired - Fee Related
- 2002-07-03 EP EP02743782A patent/EP1403932B1/en not_active Expired - Lifetime
- 2002-07-03 WO PCT/JP2002/006706 patent/WO2003005459A1/ja active Application Filing
- 2002-07-03 KR KR1020037016162A patent/KR100889842B1/ko active IP Right Grant
- 2002-07-03 KR KR1020077015274A patent/KR100803102B1/ko active IP Right Grant
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2005
- 2005-02-14 US US11/056,260 patent/US7145184B2/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101393953B1 (ko) * | 2007-06-25 | 2014-05-13 | 엘지이노텍 주식회사 | 발광 소자 및 그 제조방법 |
KR101428068B1 (ko) * | 2008-04-12 | 2014-08-07 | 엘지이노텍 주식회사 | 그룹 3족 질화물계 반도체 발광다이오드 소자 및 이의 제조방법 |
KR101480552B1 (ko) * | 2008-04-12 | 2015-01-08 | 엘지이노텍 주식회사 | 그룹 3족 질화물계 반도체 발광다이오드 소자 및 이의 제조방법 |
US9543467B2 (en) | 2008-04-12 | 2017-01-10 | Lg Innotek Co., Ltd. | Light emitting device |
KR101428069B1 (ko) * | 2008-04-13 | 2014-08-07 | 엘지이노텍 주식회사 | 플립칩 구조의 그룹 3족 질화물계 반도체 발광다이오드소자 및 이의 제조 방법 |
KR101449032B1 (ko) * | 2008-04-13 | 2014-10-08 | 엘지이노텍 주식회사 | 플립칩 구조의 그룹 3족 질화물계 반도체 발광다이오드소자 및 이의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
CN100377369C (zh) | 2008-03-26 |
US7145184B2 (en) | 2006-12-05 |
US20040155248A1 (en) | 2004-08-12 |
WO2003005459A1 (fr) | 2003-01-16 |
KR100803102B1 (ko) | 2008-02-13 |
KR100889842B1 (ko) | 2009-03-20 |
CN1515035A (zh) | 2004-07-21 |
US20050145871A1 (en) | 2005-07-07 |
KR20070086911A (ko) | 2007-08-27 |
EP1403932A4 (en) | 2008-11-19 |
EP1403932A1 (en) | 2004-03-31 |
US6872986B2 (en) | 2005-03-29 |
EP1403932B1 (en) | 2012-09-05 |
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