KR102629307B1 - 질화물 반도체 소자의 제조방법 - Google Patents
질화물 반도체 소자의 제조방법 Download PDFInfo
- Publication number
- KR102629307B1 KR102629307B1 KR1020220051180A KR20220051180A KR102629307B1 KR 102629307 B1 KR102629307 B1 KR 102629307B1 KR 1020220051180 A KR1020220051180 A KR 1020220051180A KR 20220051180 A KR20220051180 A KR 20220051180A KR 102629307 B1 KR102629307 B1 KR 102629307B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- nitride
- substrate
- gan
- semiconductor device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H01L33/0093—
-
- 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
- H10H20/018—Bonding of wafers
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/7806—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices involving the separation of the active layers from a substrate
- H01L21/7813—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices involving the separation of the active layers from a substrate leaving a reusable substrate, e.g. epitaxial lift off
-
- H01L29/7783—
-
- H01L33/007—
-
- H01L33/0075—
-
- H01L33/06—
-
- H01L33/12—
-
- H01L33/16—
-
- H01L33/44—
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
- H10D30/471—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT]
- H10D30/473—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having confinement of carriers by multiple heterojunctions, e.g. quantum well HEMT
- H10D30/4732—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having confinement of carriers by multiple heterojunctions, e.g. quantum well HEMT using Group III-V semiconductor material
-
- 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
-
- 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
- H10H20/0137—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials the light-emitting regions comprising nitride materials
-
- 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
-
- 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
- H10H20/817—Bodies characterised by the crystal structures or orientations, e.g. polycrystalline, amorphous or porous
-
- 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
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Recrystallisation Techniques (AREA)
- Led Devices (AREA)
- Junction Field-Effect Transistors (AREA)
Abstract
Description
도 2a 내지 도 2f는 본 발명의 일 실시예에 따른 질화물 반도체 소자의 제조방법을 나타내는 공정단면도이며,
도 3은 본 발명의 일 실시예에 따른 질화물 반도체 소자의 구조를 나타낸 도면이다.
11 : 버퍼층
13 : 에피층 구조
15 : 손상된 영역
17 : 트렌치
19 : 보호층
NS : 질화물 반도체 구조체
20 : 이종 기판
Claims (10)
- 성장 기판 상에 질화물계 박막 구조물을 형성하는 박막 구조물 형성 단계;
상기 질화물계 박막 구조물 상에 캐리어 기판을 본딩하는 캐리어 기판 본딩 단계; 및
습식 에칭을 통해 상기 질화물계 박막 구조물로부터 상기 성장 기판을 분리시키는 박리 공정 단계를 포함하고,
상기 박리 공정 단계는,
상기 성장 기판과 상기 질화물계 박막 구조물 사이에 버퍼층을 형성하는 단계;
상기 성장 기판의 후면 일부를 딥 에칭 프로세스에 의해 에칭하여, 상기 버퍼층의 일부가 노출되도록 복수의 트렌치들을 형성하는 단계;
상기 트렌치 내에 에칭용 보호층을 형성하는 단계; 및
에칭액으로 습식에칭을 수행하여 상기 성장 기판을 제거하는 단계를 포함하는 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 삭제
- 제1항에 있어서,
상기 트렌치와 상기 버퍼층의 경계면에는 상기 딥 에칭 프로세스에 의해 손상된 영역이 존재하는 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제1항에 있어서,
상기 에칭용 보호층은 SiO2 층 또는 SiNx 층으로부터 선택되는 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제1항에 있어서,
상기 에칭액은 농도가 30~50%인 수산화칼륨(KOH) 계열의 에칭액인 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제1항에 있어서,
상기 성장 기판은 [110] 결정방향을 가지는 실리콘 기판인 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제1항에 있어서,
상기 박리 공정 단계에서 상기 성장 기판이 분리된 상기 질화물계 박막 구조물을 이종 기판 위에 전사하는 단계를 더 포함하고,
상기 이종 기판은 다이아몬드 기판, CMOS 기판, 사파이어 기판, 실리콘카바이드(SiC) 기판 및 유연기판 중 어느 하나인 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제1항에 있어서,
상기 질화물계 박막 구조물은 3족 질화물계 에피층 또는 3족 질화물계 반도체층을 포함하는 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제8항에 있어서,
상기 3족 질화물계 에피층은 GaN 에피층, InGaN/GaN LED 에피층, AlGaN/GaN HEMT 에피층 및 GaN/AlScN 에피층 중 어느 하나를 포함하고,
상기 3족 질화물계 반도체층은 InGaN/GaN LED 디바이스 또는 AlGaN/GaN HEMT 디바이스를 포함하는 것을 특징으로 하는 질화물 반도체 소자의 제조방법. - 제9항에 있어서,
상기 InGaN/GaN LED 디바이스는 n-GaN 층; GaN/InGaN MQW 구조체; 및 p-GaN 층이 순차적으로 적층된 구조이고,
상기 AlGaN/GaN HEMT 디바이스는 GaN 층; 상기 GaN 층 상에 형성되는 AlN 중간층; 상기 AlN 중간층 상에 형성되는 AlGaN 배리어층; 및 상기 AlGaN 배리어층 상에 형성되는 GaN 캡층을 포함하는 구조인 것을 특징으로 하는 질화물 반도체 소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020220051180A KR102629307B1 (ko) | 2022-04-26 | 2022-04-26 | 질화물 반도체 소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020220051180A KR102629307B1 (ko) | 2022-04-26 | 2022-04-26 | 질화물 반도체 소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20230151627A KR20230151627A (ko) | 2023-11-02 |
KR102629307B1 true KR102629307B1 (ko) | 2024-01-29 |
Family
ID=88747842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020220051180A Active KR102629307B1 (ko) | 2022-04-26 | 2022-04-26 | 질화물 반도체 소자의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR102629307B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003282869A (ja) | 2002-03-26 | 2003-10-03 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100061130A (ko) * | 2008-11-28 | 2010-06-07 | 삼성엘이디 주식회사 | 질화물계 반도체 발광소자의 제조방법 |
TWI580068B (zh) * | 2010-02-09 | 2017-04-21 | 晶元光電股份有限公司 | 光電元件 |
KR101335937B1 (ko) | 2012-06-04 | 2013-12-04 | 주식회사 루미스탈 | Llo 방식을 이용한 질화갈륨 웨이퍼 제조 방법 |
DE102015100686A1 (de) * | 2015-01-19 | 2016-07-21 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung einer Mehrzahl von Halbleiterchips und Halbleiterchip |
KR101873255B1 (ko) | 2016-09-21 | 2018-07-04 | 한국과학기술연구원 | Iii-v족 화합물의 면방향 의존성을 이용한 에피택셜 리프트오프에 의한 반도체 소자의 제조 방법 |
US20200043790A1 (en) | 2017-04-18 | 2020-02-06 | Massachusetts Institute Of Technology | Systems and methods for fabricating semiconductor devices via remote epitaxy |
-
2022
- 2022-04-26 KR KR1020220051180A patent/KR102629307B1/ko active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003282869A (ja) | 2002-03-26 | 2003-10-03 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20230151627A (ko) | 2023-11-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8377796B2 (en) | III-V compound semiconductor epitaxy from a non-III-V substrate | |
US10763299B2 (en) | Wide band gap device integrated circuit architecture on engineered substrate | |
US8519412B2 (en) | Semiconductor light-emitting device and method for manufacturing thereof | |
EP2615628B1 (en) | Method of growing nitride semiconductor layer | |
KR101087885B1 (ko) | 3족 질화물 반도체의 광전소자 제조방법 | |
US9905727B2 (en) | Fabrication of thin-film devices using selective area epitaxy | |
KR20120052036A (ko) | 발광소자 및 그 제조방법 | |
CN105103310A (zh) | 与生长衬底分离的紫外线发光装置及其制造方法 | |
JP2018536618A (ja) | 結晶基板上で半極性窒化層を得る方法 | |
KR20050062832A (ko) | 발광 소자용 질화물 반도체 템플레이트 제조 방법 | |
US8501597B2 (en) | Method for fabricating group III-nitride semiconductor | |
US20070298592A1 (en) | Method for manufacturing single crystalline gallium nitride material substrate | |
KR102629307B1 (ko) | 질화물 반도체 소자의 제조방법 | |
KR102152195B1 (ko) | 반도체 소자 및 그 제조 방법 | |
KR20120016780A (ko) | 수직형 발광소자 제조방법 | |
KR101705726B1 (ko) | 반도체 기판의 제조방법 | |
KR101012638B1 (ko) | 수직형 질화물계 발광소자의 제조방법 | |
KR101652791B1 (ko) | 반도체 소자 제조 방법 | |
KR100858362B1 (ko) | 수직구조 발광다이오드 소자의 제조방법 | |
KR102601702B1 (ko) | 반도체 성장용 템플릿을 이용한 반도체 발광 소자 제조 방법 | |
KR101173985B1 (ko) | 기판 제조 방법 | |
CN101533878A (zh) | 三族氮化合物半导体发光元件及其制造方法 | |
GB2378317A (en) | Method of growing low defect semiconductor layer over semiconductor region with microcracks | |
KR20090016121A (ko) | 수직형 발광소자 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20220426 |
|
PA0201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20231101 Patent event code: PE09021S01D |
|
PG1501 | Laying open of application | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20240115 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20240122 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20240123 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration |