KR20070088920A - 레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 - Google Patents
레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 Download PDFInfo
- Publication number
- KR20070088920A KR20070088920A KR1020060018789A KR20060018789A KR20070088920A KR 20070088920 A KR20070088920 A KR 20070088920A KR 1020060018789 A KR1020060018789 A KR 1020060018789A KR 20060018789 A KR20060018789 A KR 20060018789A KR 20070088920 A KR20070088920 A KR 20070088920A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- light emitting
- emitting device
- nitride
- laser
- Prior art date
Links
- 150000004767 nitrides Chemical class 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 title abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 24
- 229910002601 GaN Inorganic materials 0.000 claims description 37
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 30
- 239000000758 substrate Substances 0.000 claims description 25
- 238000005253 cladding Methods 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 238000010030 laminating Methods 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910052703 rhodium Inorganic materials 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 abstract description 19
- 239000000463 material Substances 0.000 abstract description 8
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 229910052594 sapphire Inorganic materials 0.000 description 5
- 239000010980 sapphire Substances 0.000 description 5
- 239000010408 film Substances 0.000 description 4
- 238000002310 reflectometry Methods 0.000 description 2
- 101000661807 Homo sapiens Suppressor of tumorigenicity 14 protein Proteins 0.000 description 1
- 101000661808 Mus musculus Suppressor of tumorigenicity 14 protein homolog Proteins 0.000 description 1
- 102100037942 Suppressor of tumorigenicity 14 protein Human genes 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 239000002470 thermal conductor Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/0601—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium comprising an absorbing region
- H01S5/0602—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium comprising an absorbing region which is an umpumped part of the active layer
-
- 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
- H01S5/3206—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures ordering or disordering the natural superlattice in ternary or quaternary materials
- H01S5/3207—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures ordering or disordering the natural superlattice in ternary or quaternary materials ordered active layer
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (10)
- 질화물계 발광소자에 있어서,레이저 리프트 오프시 흡수되지 않은 잔여 레이저를 흡수하는 레이저 에너지 흡수층을 포함하는 것을 특징으로 하는 질화물계 발광소자.
- 제 1항에 있어서, 상기 레이저 에너지 흡수층 상부에는 도핑되지 않은 질화갈륨층이 더 포함되는 것을 특징으로 하는 질화물계 발광소자.
- 제 1항 또는 제 2항에 있어서, 상기 레이저 에너지 흡수층은 InGaN층과 GaN층이 번갈아 적층되는 것을 특징으로 하는 질화물계 발광소자.
- 제 1항 또는 제 2항에 있어서, 상기 레이저 에너지 흡수층은 InGaN층을 이용하는 것을 특징으로 하는 질화물계 발광소자.
- 제 4항에 있어서, 상기 InGaN 층의 두께는 100~500Å 인 것을 특징으로 하는 질화물계 발광소자.
- 제 2항에 있어서, 상기 도핑되지 않은 질화갈륨층의 두께는 0.1~1㎛인 것을 특징으로 하는 질화물계 발광소자.
- 기판 상부에 저온 버퍼층, 도핑되지 않은 질화 갈륨층을 적층하는 단계;상기 질화갈륨층 상부에 레이저 리프트 오프시 흡수되지 않은 잔여 레이저를 흡수하는 레이저 에너지 흡수층을 적층하는 단계;상기 레이저 에너지 흡수층 상부에 도핑되지 않은 질화갈륨층을 적층하는 단계;제 1클래드층, 활성층, 제 2클래드층 및 금속반사막층을 순차적으로 적층하는 단계; 및제 2기판층을 적층하는 단계를 포함하는 질화물계 발광소자 제작방법.
- 제 7항에 있어서, 상기 금속반사막층은 오믹 접합으로 접착하는 것을 특징으로 하는 질화물계 발광소자 제작방법.
- 제 7항에 있어서, 상기 금속반사막층은 높은 반사율을 가지는 금속인 것을 특징으로 하는 질화물계 발광소자 제작방법.
- 제 9항에 있어서, 상기 높은 반사율을 가지는 금속은 Ni, Au, Cr, Pt, Pd, W, Rh 중 선택되는 1종 이상의 금속인 것을 특징으로 하는 질화물계 발광소자 제작방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060018789A KR100837846B1 (ko) | 2006-02-27 | 2006-02-27 | 레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060018789A KR100837846B1 (ko) | 2006-02-27 | 2006-02-27 | 레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070088920A true KR20070088920A (ko) | 2007-08-30 |
KR100837846B1 KR100837846B1 (ko) | 2008-06-13 |
Family
ID=38614155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060018789A KR100837846B1 (ko) | 2006-02-27 | 2006-02-27 | 레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100837846B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105720141A (zh) * | 2016-03-11 | 2016-06-29 | 东莞市中镓半导体科技有限公司 | 一种无损伤的GaN衬底激光剥离方法 |
CN109755370A (zh) * | 2017-11-03 | 2019-05-14 | 展晶科技(深圳)有限公司 | 发光二极管微晶粒的制作方法 |
CN110808531A (zh) * | 2019-09-29 | 2020-02-18 | 武汉云岭光电有限公司 | 一种半导体激光器外延结构 |
CN111293201A (zh) * | 2018-12-14 | 2020-06-16 | 广州国显科技有限公司 | 用于激光剥离的半导体结构以及半导体结构的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3525061B2 (ja) | 1998-09-25 | 2004-05-10 | 株式会社東芝 | 半導体発光素子の製造方法 |
JP3778765B2 (ja) | 2000-03-24 | 2006-05-24 | 三洋電機株式会社 | 窒化物系半導体素子およびその製造方法 |
EP2034530B1 (en) | 2001-06-15 | 2015-01-21 | Cree, Inc. | GaN based LED formed on a SiC substrate |
KR100497890B1 (ko) * | 2002-08-19 | 2005-06-29 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
KR20050082251A (ko) * | 2004-02-18 | 2005-08-23 | 삼성전자주식회사 | 반도체 레이저 디바이스 |
KR101166922B1 (ko) * | 2005-05-27 | 2012-07-19 | 엘지이노텍 주식회사 | 발광 다이오드의 제조 방법 |
KR20050097472A (ko) * | 2005-09-15 | 2005-10-07 | 오인모 | 대면적 및 대용량의 고휘도 질화물계 발광소자 |
-
2006
- 2006-02-27 KR KR1020060018789A patent/KR100837846B1/ko not_active IP Right Cessation
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105720141A (zh) * | 2016-03-11 | 2016-06-29 | 东莞市中镓半导体科技有限公司 | 一种无损伤的GaN衬底激光剥离方法 |
CN109755370A (zh) * | 2017-11-03 | 2019-05-14 | 展晶科技(深圳)有限公司 | 发光二极管微晶粒的制作方法 |
CN111293201A (zh) * | 2018-12-14 | 2020-06-16 | 广州国显科技有限公司 | 用于激光剥离的半导体结构以及半导体结构的制备方法 |
CN111293201B (zh) * | 2018-12-14 | 2022-04-26 | 广州国显科技有限公司 | 用于激光剥离的半导体结构以及半导体结构的制备方法 |
CN110808531A (zh) * | 2019-09-29 | 2020-02-18 | 武汉云岭光电有限公司 | 一种半导体激光器外延结构 |
Also Published As
Publication number | Publication date |
---|---|
KR100837846B1 (ko) | 2008-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101681970B (zh) | 半导体发光元件及其制造方法 | |
US8106412B2 (en) | Semiconductor light emitting device and fabrication method for the same | |
KR100887139B1 (ko) | 질화물 반도체 발광소자 및 제조방법 | |
TWI305425B (ko) | ||
JP2007150074A (ja) | 窒化物半導体発光素子 | |
JP2008091862A (ja) | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 | |
JP2007287757A (ja) | 窒化物半導体発光素子及び窒化物半導体発光素子の製造方法 | |
KR20080087135A (ko) | 질화물 반도체 발광 소자 | |
JP6159130B2 (ja) | 半導体発光素子 | |
WO2013051326A1 (ja) | 窒化物半導体発光素子、及び窒化物半導体発光素子の製造方法 | |
KR100897595B1 (ko) | 인듐주석산화물 투명전극 직접 접촉층을 포함하는 발광다이오드 및 그의 제조방법 | |
JP6068165B2 (ja) | 半導体光学装置、および半導体光学装置の製造方法 | |
KR100837846B1 (ko) | 레이저 에너지 흡수 초격자 층을 구비한 질화물 발광소자및 그의 제조방법 | |
JP4920249B2 (ja) | Iii族窒化物系化合物半導体発光素子 | |
JP5306581B2 (ja) | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 | |
JP2006049871A (ja) | 窒化物系化合物半導体発光素子およびその製造方法 | |
KR101499954B1 (ko) | 수직구조 그룹 3족 질화물계 반도체 발광다이오드 소자 및제조방법 | |
JP2010087283A (ja) | 半導体発光素子 | |
JP2007273590A (ja) | 窒化物半導体素子及び窒化物半導体素子の製造方法 | |
TW201414004A (zh) | 發光二極體的製作方法 | |
JP2009277852A (ja) | 半導体発光素子とその製造方法 | |
KR100727472B1 (ko) | 발광 다이오드 및 그 형성 방법 | |
JP2013197339A (ja) | 半導体発光素子 | |
JP5974808B2 (ja) | 半導体発光素子 | |
KR101526566B1 (ko) | 수직구조 그룹 3족 질화물계 반도체 발광다이오드 소자 및제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20060227 |
|
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: 20070326 Patent event code: PE09021S01D |
|
PG1501 | Laying open of application | ||
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20070905 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20070326 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
J201 | Request for trial against refusal decision | ||
PJ0201 | Trial against decision of rejection |
Patent event date: 20071005 Comment text: Request for Trial against Decision on Refusal Patent event code: PJ02012R01D Patent event date: 20070905 Comment text: Decision to Refuse Application Patent event code: PJ02011S01I Appeal kind category: Appeal against decision to decline refusal Decision date: 20080424 Appeal identifier: 2007101010496 Request date: 20071005 |
|
J301 | Trial decision |
Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20071005 Effective date: 20080424 |
|
PJ1301 | Trial decision |
Patent event code: PJ13011S01D Patent event date: 20080424 Comment text: Trial Decision on Objection to Decision on Refusal Appeal kind category: Appeal against decision to decline refusal Request date: 20071005 Decision date: 20080424 Appeal identifier: 2007101010496 |
|
PS0901 | Examination by remand of revocation | ||
S901 | Examination by remand of revocation | ||
GRNO | Decision to grant (after opposition) | ||
PS0701 | Decision of registration after remand of revocation |
Patent event date: 20080526 Patent event code: PS07012S01D Comment text: Decision to Grant Registration Patent event date: 20080501 Patent event code: PS07011S01I Comment text: Notice of Trial Decision (Remand of Revocation) |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20080605 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20080609 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20110628 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20121114 Start annual number: 5 End annual number: 5 |
|
FPAY | Annual fee payment |
Payment date: 20130524 Year of fee payment: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20130524 Start annual number: 6 End annual number: 6 |
|
FPAY | Annual fee payment |
Payment date: 20140520 Year of fee payment: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20140520 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20150429 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20150429 Start annual number: 8 End annual number: 8 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20170509 |