KR20010068216A - 질화물 반도체 백색 발광소자 - Google Patents
질화물 반도체 백색 발광소자 Download PDFInfo
- Publication number
- KR20010068216A KR20010068216A KR1020000000015A KR20000000015A KR20010068216A KR 20010068216 A KR20010068216 A KR 20010068216A KR 1020000000015 A KR1020000000015 A KR 1020000000015A KR 20000000015 A KR20000000015 A KR 20000000015A KR 20010068216 A KR20010068216 A KR 20010068216A
- Authority
- KR
- South Korea
- Prior art keywords
- light emitting
- emitting device
- white light
- active layer
- nitride semiconductor
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 44
- 239000002096 quantum dot Substances 0.000 claims abstract description 44
- 150000004767 nitrides Chemical class 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000005253 cladding Methods 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 4
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 3
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000003086 colorant Substances 0.000 abstract description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 4
- 230000007704 transition Effects 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 235000019646 color tone Nutrition 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 1
- 229910016036 BaF 2 Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/205—Securing of slopes or inclines with modular blocks, e.g. pre-fabricated
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0006—Plastics
- E02D2300/0009—PE
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (5)
- 기판 상에 n형 접촉층, n형 클래드층, 활성층, p형 클래드층 및 p형 접촉층이 순차적으로 형성된 질화물 반도체 소자에 있어서,상기 활성층 내부에 가시광선 영역의 파장을 발광하는 다수 개의 양자점 결정구조를 갖고 있는 것이 특징인 질화물 반도체 백색 발광소자.
- 청구항 1에 있어서, 상기 양자점을 갖는 활성층을 제 1 활성층, 양자점, 제 2 활성층, 양자점, …, 양자점, 제 n 활성층(여기서 n은 2 이상)의 다층구조로 형성하는 것이 특징인 질화물 반도체 백색 발광소자.
- 청구항 1에 있어서, 상기 양자점을 Alx1Gay1In1-x1-y1N( 0 ≤x1+y1 ≤1 ), Alx2Ga1-x2As( 0 ≤x2 ≤1), GaAsx3P1-x3( 0 ≤x3 ≤1), (Alx4Ga1-x4)y2In1-y2P( 0 ≤x4 ≤1 , 0 ≤y2 ≤1 ), ZnSe, 또는, ZnS 등의 반도체 물질중 적어도 1개 이상으로 형성하는 것을 특징으로 하는 질화물 반도체 백색 발광소자.
- 청구항 1에 있어서, 상기 다수 개의 양자점의 에너지 밴드 갭이 각각 다른 것을 특징으로 하는 질화물 반도체 백색 발광소자.
- 청구항 1 또는 청구항 2에 있어서, 상기 다층의 활성층 에너지 밴드갭이 성장 두께 방향에 따라 연속적 또는 불연속적으로 변화되는 것을 특징으로 하는 질화물 반도체 백색 발광소자.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000000015A KR20010068216A (ko) | 2000-01-03 | 2000-01-03 | 질화물 반도체 백색 발광소자 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000000015A KR20010068216A (ko) | 2000-01-03 | 2000-01-03 | 질화물 반도체 백색 발광소자 |
Publications (1)
Publication Number | Publication Date |
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KR20010068216A true KR20010068216A (ko) | 2001-07-23 |
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KR1020000000015A KR20010068216A (ko) | 2000-01-03 | 2000-01-03 | 질화물 반도체 백색 발광소자 |
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KR (1) | KR20010068216A (ko) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100416493B1 (ko) * | 2000-12-20 | 2004-01-31 | 광주과학기술원 | 백색 발광 장치 및 그 제조방법 |
WO2006101452A1 (en) * | 2005-03-24 | 2006-09-28 | Agency For Science, Technology And Research | Group iii nitride white light emitting diode |
KR100674858B1 (ko) * | 2005-07-07 | 2007-01-29 | 삼성전기주식회사 | 백색 발광소자 |
KR100679271B1 (ko) * | 2005-06-29 | 2007-02-06 | 서울옵토디바이스주식회사 | 발광 소자 및 이의 제조 방법 |
KR100682256B1 (ko) * | 2005-07-14 | 2007-02-15 | 엘지전자 주식회사 | 발광 다이오드 및 그 제조방법 |
KR100714553B1 (ko) * | 2005-12-06 | 2007-05-07 | 삼성전기주식회사 | 질화물 반도체 발광소자 |
KR100754396B1 (ko) * | 2006-02-16 | 2007-08-31 | 삼성전자주식회사 | 양자점 발광소자 및 그 제조방법 |
KR100841575B1 (ko) * | 2007-04-10 | 2008-06-26 | 한양대학교 산학협력단 | 발광 소자 및 그 제조방법 |
KR100974789B1 (ko) * | 2003-01-13 | 2010-08-06 | 엘지이노텍 주식회사 | 질화갈륨계 반도체 소자 및 그 제조방법 |
CN1595670B (zh) * | 2004-06-25 | 2011-12-28 | 清华大学 | 宽谱白光led的量子点有源区结构及其外延生长方法 |
KR20120004214A (ko) * | 2010-07-06 | 2012-01-12 | 엘지이노텍 주식회사 | 발광소자 및 그 제조방법 |
KR20120059058A (ko) * | 2010-11-30 | 2012-06-08 | 삼성엘이디 주식회사 | 양자점을 포함하는 적층구조물과 그 제조방법 및 상기 적층구조물을 적용한 발광소자 |
US8399948B2 (en) | 2009-12-04 | 2013-03-19 | Lg Innotek Co., Ltd. | Light emitting device, light emitting device package and lighting system |
-
2000
- 2000-01-03 KR KR1020000000015A patent/KR20010068216A/ko not_active Application Discontinuation
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100416493B1 (ko) * | 2000-12-20 | 2004-01-31 | 광주과학기술원 | 백색 발광 장치 및 그 제조방법 |
KR100974789B1 (ko) * | 2003-01-13 | 2010-08-06 | 엘지이노텍 주식회사 | 질화갈륨계 반도체 소자 및 그 제조방법 |
CN1595670B (zh) * | 2004-06-25 | 2011-12-28 | 清华大学 | 宽谱白光led的量子点有源区结构及其外延生长方法 |
WO2006101452A1 (en) * | 2005-03-24 | 2006-09-28 | Agency For Science, Technology And Research | Group iii nitride white light emitting diode |
KR100679271B1 (ko) * | 2005-06-29 | 2007-02-06 | 서울옵토디바이스주식회사 | 발광 소자 및 이의 제조 방법 |
KR100674858B1 (ko) * | 2005-07-07 | 2007-01-29 | 삼성전기주식회사 | 백색 발광소자 |
KR100682256B1 (ko) * | 2005-07-14 | 2007-02-15 | 엘지전자 주식회사 | 발광 다이오드 및 그 제조방법 |
KR100714553B1 (ko) * | 2005-12-06 | 2007-05-07 | 삼성전기주식회사 | 질화물 반도체 발광소자 |
KR100754396B1 (ko) * | 2006-02-16 | 2007-08-31 | 삼성전자주식회사 | 양자점 발광소자 및 그 제조방법 |
KR100841575B1 (ko) * | 2007-04-10 | 2008-06-26 | 한양대학교 산학협력단 | 발광 소자 및 그 제조방법 |
US8399948B2 (en) | 2009-12-04 | 2013-03-19 | Lg Innotek Co., Ltd. | Light emitting device, light emitting device package and lighting system |
KR20120004214A (ko) * | 2010-07-06 | 2012-01-12 | 엘지이노텍 주식회사 | 발광소자 및 그 제조방법 |
KR20120059058A (ko) * | 2010-11-30 | 2012-06-08 | 삼성엘이디 주식회사 | 양자점을 포함하는 적층구조물과 그 제조방법 및 상기 적층구조물을 적용한 발광소자 |
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