KR100486614B1 - 낮은 접촉저항을 가지는 ⅲ-질화물반도체 발광소자 - Google Patents
낮은 접촉저항을 가지는 ⅲ-질화물반도체 발광소자 Download PDFInfo
- Publication number
- KR100486614B1 KR100486614B1 KR1020040014895A KR20040014895A KR100486614B1 KR 100486614 B1 KR100486614 B1 KR 100486614B1 KR 1020040014895 A KR1020040014895 A KR 1020040014895A KR 20040014895 A KR20040014895 A KR 20040014895A KR 100486614 B1 KR100486614 B1 KR 100486614B1
- Authority
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- South Korea
- Prior art keywords
- layer
- nitride semiconductor
- iii
- type
- light emitting
- 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.)
- Expired - Fee Related
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 45
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 26
- 150000001875 compounds Chemical class 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
- 239000002019 doping agent Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 5
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 229910017052 cobalt Inorganic materials 0.000 claims description 5
- 239000010941 cobalt Substances 0.000 claims description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 239000010931 gold Substances 0.000 claims description 5
- 229910052738 indium Inorganic materials 0.000 claims description 5
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 5
- 229910052741 iridium Inorganic materials 0.000 claims description 5
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 239000011733 molybdenum Substances 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 229910052703 rhodium Inorganic materials 0.000 claims description 5
- 239000010948 rhodium Substances 0.000 claims description 5
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052707 ruthenium Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- 229910052715 tantalum Inorganic materials 0.000 claims description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052785 arsenic Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims 1
- 150000004767 nitrides Chemical class 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 88
- 229910010271 silicon carbide Inorganic materials 0.000 description 24
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 23
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- -1 SiCN Chemical compound 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005036 potential barrier Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- OPFJDXRVMFKJJO-ZHHKINOHSA-N N-{[3-(2-benzamido-4-methyl-1,3-thiazol-5-yl)-pyrazol-5-yl]carbonyl}-G-dR-G-dD-dD-dD-NH2 Chemical compound S1C(C=2NN=C(C=2)C(=O)NCC(=O)N[C@H](CCCN=C(N)N)C(=O)NCC(=O)N[C@H](CC(O)=O)C(=O)N[C@H](CC(O)=O)C(=O)N[C@H](CC(O)=O)C(N)=O)=C(C)N=C1NC(=O)C1=CC=CC=C1 OPFJDXRVMFKJJO-ZHHKINOHSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229940126086 compound 21 Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Led Devices (AREA)
Abstract
Description
접촉층 | Vf@20mA[V] | Vf@10㎂[V] | Vr@-10㎂[V] | |
case 1 | p-GaN | 5.25 | 2.37 | 24.1 |
case 2 | SiC/p-GaN | 3.65 | 2.35 | 25.1 |
Claims (9)
- n형 Ⅲ-질화물반도체로 이루어진 하부접촉층과 p형 Ⅲ-질화물반도체로 이루어진 상부접촉층 사이에 Ⅲ-질화물반도체로 이루어진 활성층이 개재되고, 상기 상부접촉층 상에 상기 상부접촉층과 접하는 전극층을 포함하는 Ⅲ-질화물반도체 발광소자로서,상기 전극층과 상기 상부접촉층 사이에 n형 탄소함유화합물층이 개재되며,상기 n형 탄소함유화합물층은 상기 전극층으로부터 상기 상부접촉층으로 정공이 터널링되어 전달되도록 5~500Å의 두께를 가지고,상기 n형 탄소함유화합물층은 상기 상부접촉층과 동일한 증착기에서 성장되는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- n형 Ⅲ-질화물반도체로 이루어진 하부접촉층과 p형 Ⅲ-질화물반도체로 이루어진 상부접촉층 사이에 Ⅲ-질화물반도체로 이루어진 활성층이 개재되고, 상기 상부접촉층 상에 상기 상부접촉층과 접하는 전극층을 포함하는 Ⅲ-질화물반도체 발광소자로서,상기 전극층과 상기 상부접촉층 사이에 탄소함유화합물층이 개재되며,상기 탄소함유화합물층은 SiCN로 이루어지는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 제1항에 있어서, 상기 n형 탄소함유화합물층의 n형 도펀트로서 Si, N, As, 또는 P가 사용되는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 제1항에 있어서, 상기 n형 탄소함유화합물층이 SiC, SiCN, 또는 CN을 포함하여 이루어지는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 제1항에 있어서, 상기 n형 탄소함유화합물층의 n형 도펀트의 도핑농도가 1×1018~ 1×1022 원자수/cm3 인 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 삭제
- 제1항에 있어서, 상기 n형 탄소함유화합물층이 600~1200℃의 온도범위에서 형성되는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 제1항에 있어서, 상기 전극층이 니켈, 금, 은, 크롬, 티타늄, 백금, 팔라듐, 로듐, 이리듐, 알루미늄, 주석, ITO, 인듐, 탄탈륨, 구리, 코발트, 철, 루테늄, 지르코늄, 텅스텐, 및 몰리브덴으로 이루어진 군으로부터 선택된 적어도 어느 하나를 포함하여 이루어지는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
- 제1항에 있어서, 상기 하부접촉층과 오믹접촉되는 n형 전극층을 더 구비하며, 상기 n형 전극층이 니켈, 금, 은, 크롬, 티타늄, 백금, 팔라듐, 로듐, 이리듐, 알루미늄, 주석, ITO, 인듐, 탄탈륨, 구리, 코발트, 철, 루테늄, 지르코늄, 텅스텐, 및 몰리브덴으로 이루어진 군으로부터 선택된 적어도 어느 하나를 포함하여 이루어지는 것을 특징으로 하는 Ⅲ-질화물반도체 발광소자.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040014895A KR100486614B1 (ko) | 2004-03-05 | 2004-03-05 | 낮은 접촉저항을 가지는 ⅲ-질화물반도체 발광소자 |
TW094104995A TWI261370B (en) | 2004-03-05 | 2005-02-21 | III-nitride semiconductor light emitting device |
PCT/KR2005/000618 WO2005086244A1 (en) | 2004-03-05 | 2005-03-04 | Iii -nitride semiconductor light emitting device |
US10/544,271 US7432534B2 (en) | 2004-03-05 | 2005-03-04 | III-nitride semiconductor light emitting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040014895A KR100486614B1 (ko) | 2004-03-05 | 2004-03-05 | 낮은 접촉저항을 가지는 ⅲ-질화물반도체 발광소자 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100486614B1 true KR100486614B1 (ko) | 2005-05-03 |
Family
ID=34918706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040014895A Expired - Fee Related KR100486614B1 (ko) | 2004-03-05 | 2004-03-05 | 낮은 접촉저항을 가지는 ⅲ-질화물반도체 발광소자 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7432534B2 (ko) |
KR (1) | KR100486614B1 (ko) |
TW (1) | TWI261370B (ko) |
WO (1) | WO2005086244A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007081719A2 (en) | 2006-01-05 | 2007-07-19 | Illumitex, Inc. | Separate optical device for directing light from an led |
US7906357B2 (en) * | 2006-05-15 | 2011-03-15 | Koninklijke Philips Electronics N.V. | P-type layer for a III-nitride light emitting device |
KR20090064474A (ko) | 2006-10-02 | 2009-06-18 | 일루미텍스, 인크. | Led 시스템 및 방법 |
WO2009100358A1 (en) | 2008-02-08 | 2009-08-13 | Illumitex, Inc. | System and method for emitter layer shaping |
US8148732B2 (en) * | 2008-08-29 | 2012-04-03 | Taiwan Semiconductor Manufacturing, Co., Ltd. | Carbon-containing semiconductor substrate |
TW201034256A (en) | 2008-12-11 | 2010-09-16 | Illumitex Inc | Systems and methods for packaging light-emitting diode devices |
US8585253B2 (en) | 2009-08-20 | 2013-11-19 | Illumitex, Inc. | System and method for color mixing lens array |
US8449128B2 (en) | 2009-08-20 | 2013-05-28 | Illumitex, Inc. | System and method for a lens and phosphor layer |
KR20130078281A (ko) * | 2011-12-30 | 2013-07-10 | 삼성전자주식회사 | 질화물계 반도체 소자 및 이의 제조방법 |
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JPS6486572A (en) * | 1987-09-28 | 1989-03-31 | Sharp Kk | Amorphous thin film light emitting element |
JP3026087B2 (ja) | 1989-03-01 | 2000-03-27 | 豊田合成株式会社 | 窒化ガリウム系化合物半導体の気相成長方法 |
EP0444630B1 (en) | 1990-02-28 | 1997-05-21 | Toyoda Gosei Co., Ltd. | Light-emitting semiconductor device using gallium nitride group compound |
JP3160914B2 (ja) | 1990-12-26 | 2001-04-25 | 豊田合成株式会社 | 窒化ガリウム系化合物半導体レーザダイオード |
US5290393A (en) | 1991-01-31 | 1994-03-01 | Nichia Kagaku Kogyo K.K. | Crystal growth method for gallium nitride-based compound semiconductor |
US5306662A (en) | 1991-11-08 | 1994-04-26 | Nichia Chemical Industries, Ltd. | Method of manufacturing P-type compound semiconductor |
DE69433926T2 (de) | 1993-04-28 | 2005-07-21 | Nichia Corp., Anan | Halbleitervorrichtung aus einer galliumnitridartigen III-V-Halbleiterverbindung |
US5338944A (en) * | 1993-09-22 | 1994-08-16 | Cree Research, Inc. | Blue light-emitting diode with degenerate junction structure |
JPH09266352A (ja) | 1996-03-28 | 1997-10-07 | Fuji Photo Film Co Ltd | 半導体発光素子 |
JPH09266351A (ja) | 1996-03-28 | 1997-10-07 | Fuji Photo Film Co Ltd | AlInGaN系半導体発光素子 |
JPH1065212A (ja) * | 1996-08-14 | 1998-03-06 | Toshiba Corp | 窒化物系化合物半導体発光素子 |
JP3735960B2 (ja) * | 1996-09-06 | 2006-01-18 | 松下電器産業株式会社 | 半導体発光素子 |
US6130001A (en) * | 1997-07-15 | 2000-10-10 | Motorola, Inc. | Organic electroluminescent device with continuous organic medium |
EP1928034A3 (en) | 1997-12-15 | 2008-06-18 | Philips Lumileds Lighting Company LLC | Light emitting device |
KR100308921B1 (ko) | 1999-03-17 | 2001-09-26 | 김효근 | p형 GaN계 반도체의 낮은 오믹 접촉 저항 형성을 위한 Epi구조 및 낮은 오믹접촉 저항 형성을 위한 Epi 구조 성장방법 |
US20040014949A1 (en) | 2000-09-08 | 2004-01-22 | Dasgupta Purnendu K. | Sequential detection ion chromatography |
TW493287B (en) * | 2001-05-30 | 2002-07-01 | Epistar Corp | Light emitting diode structure with non-conductive substrate |
US7141817B2 (en) * | 2001-11-30 | 2006-11-28 | Semiconductor Energy Laboratory Co., Ltd. | Light emitting device |
KR100432246B1 (ko) | 2003-10-10 | 2004-05-20 | 에피밸리 주식회사 | 질화물반도체 발광소자 |
KR100448352B1 (ko) | 2003-11-28 | 2004-09-10 | 삼성전기주식회사 | GaN 기반 질화막의 형성방법 |
-
2004
- 2004-03-05 KR KR1020040014895A patent/KR100486614B1/ko not_active Expired - Fee Related
-
2005
- 2005-02-21 TW TW094104995A patent/TWI261370B/zh not_active IP Right Cessation
- 2005-03-04 WO PCT/KR2005/000618 patent/WO2005086244A1/en active Application Filing
- 2005-03-04 US US10/544,271 patent/US7432534B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060261344A1 (en) | 2006-11-23 |
WO2005086244A1 (en) | 2005-09-15 |
US7432534B2 (en) | 2008-10-07 |
TWI261370B (en) | 2006-09-01 |
TW200541107A (en) | 2005-12-16 |
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