KR100799859B1 - 백색 발광 소자 - Google Patents
백색 발광 소자 Download PDFInfo
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- KR100799859B1 KR100799859B1 KR1020060026039A KR20060026039A KR100799859B1 KR 100799859 B1 KR100799859 B1 KR 100799859B1 KR 1020060026039 A KR1020060026039 A KR 1020060026039A KR 20060026039 A KR20060026039 A KR 20060026039A KR 100799859 B1 KR100799859 B1 KR 100799859B1
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- Prior art keywords
- light
- emission
- light emitting
- emission light
- thin film
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- 239000010409 thin film Substances 0.000 claims abstract description 72
- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 239000004065 semiconductor Substances 0.000 claims abstract description 47
- 239000000758 substrate Substances 0.000 claims abstract description 41
- 229910052693 Europium Inorganic materials 0.000 claims description 36
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 34
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 150000004767 nitrides Chemical class 0.000 claims description 7
- VQMRBSSBYLNOKW-UHFFFAOYSA-N europium(3+) trisilicate Chemical class [Si]([O-])([O-])([O-])[O-].[Eu+3].[Si]([O-])([O-])([O-])[O-].[Si]([O-])([O-])([O-])[O-].[Eu+3].[Eu+3].[Eu+3] VQMRBSSBYLNOKW-UHFFFAOYSA-N 0.000 abstract description 11
- 238000001228 spectrum Methods 0.000 abstract description 5
- 238000005424 photoluminescence Methods 0.000 abstract description 4
- 238000000295 emission spectrum Methods 0.000 description 17
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 12
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 229910002601 GaN Inorganic materials 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000007740 vapor deposition Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 europium silicates Chemical class 0.000 description 2
- 238000002248 hydride vapour-phase epitaxy Methods 0.000 description 2
- 238000001451 molecular beam epitaxy Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 206010034960 Photophobia Diseases 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000001748 luminescence spectrum Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
- H10H20/8512—Wavelength conversion materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48257—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a die pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
- H01L2224/491—Disposition
- H01L2224/49105—Connecting at different heights
- H01L2224/49107—Connecting at different heights on the semiconductor or solid-state body
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
- H01L2224/85909—Post-treatment of the connector or wire bonding area
- H01L2224/8592—Applying permanent coating, e.g. protective coating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
-
- 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
- H10H20/813—Bodies having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/917—Electroluminescent
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Abstract
Description
Claims (12)
- 기판;상기 기판 상에 순차로 형성된 n형 반도체층, 활성층 및 p형 반도체층을 가지며 제1 방출광을 내는 발광 구조물; 및상기 제1 방출광의 경로 상에 배치되며, 상기 제1 방출광을 흡수하여 상기 제1 방출광의 파장과 다른 파장을 갖는 하나 이상의 제2 방출광을 내는 파장 변환용 박막;을 포함하며,상기 파장 변환용 박막은 유로퓸-실리케이트로 이루어지고,상기 제1 방출광의 일부와 상기 제2 방출광이 결합하여 백색광을 내는 것을 특징으로 하는 백색 발광 소자.
- 삭제
- 제 1항에 있어서,상기 p형 반도체층, 활성층 및 n형 반도체층은 질화물 반도체로 이루어진 것을 특징으로 하는 백색 발광 소자.
- 제 1항에 있어서,상기 유로퓸-실리케이트는 EuxSiyOz 조성식(여기서 0<x<30, 0<y<30, 0<z<30임)을 갖는 물질로 이루어진 것을 특징으로 하는 백색 발광 소자.
- 제 1항에 있어서,상기 유로퓸-실리케이트는 EuxSiyOz 조성식(여기서 0<x<10, 0<y<10, 0<z<10임)을 갖는 물질로 이루어진 것을 특징으로 하는 백색 발광 소자.
- 제 1항에 있어서,상기 유로퓸-실리케이트는 EuxSiyOz 조성식(여기서 0<x<6, 0<y<6, 0<z<6임)을 갖는 물질로 이루어진 것을 특징으로 하는 백색 발광 소자.
- 제 1항에 있어서,상기 파장 변환용 박막은 상기 기판 하면 또는 상기 p형 반도체층 상면 또는 상기 기판과 상기 n형 반도체층 사이 중 적어도 어느 한 곳에 형성되는 것을 특징으로 하는 백색 발광 소자.
- 제 7항에 있어서,상기 제1 방출광은 청색광이고,상기 제2 방출광은 녹색에서 적색에 이르는 파장대의 빛, 또는 황색광인 것 을 특징으로 하는 백색 발광 소자.
- 제 7항에 있어서,상기 제1 방출광은 청색에서 녹색에 이르는 파장대의 빛이고,상기 제2 방출광은 적색광인 것을 특징으로 하는 백색 발광 소자.
- 제 7항에 있어서,상기 제1 방출광은 자외선이고,상기 제2 방출광은 청색에서 적색에 이르는 파장대의 빛인 것을 특징으로 하는 백색 발광 소자.
- 제 7항에 있어서,상기 기판 반대편의 상기 발광 구조물 상면 방향으로 백색광이 방출되는 것을 특징으로 하는 백색 발광 소자.
- 제 7항에 있어서,상기 발광 구조물 반대편의 상기 기판 하면 방향으로 백색광이 방출되는 것을 특징으로 하는 백색 발광 소자.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060026039A KR100799859B1 (ko) | 2006-03-22 | 2006-03-22 | 백색 발광 소자 |
US11/723,961 US7608994B2 (en) | 2006-03-22 | 2007-03-22 | White light emitting device |
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Application Number | Priority Date | Filing Date | Title |
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KR1020060026039A KR100799859B1 (ko) | 2006-03-22 | 2006-03-22 | 백색 발광 소자 |
Publications (2)
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KR20070095622A KR20070095622A (ko) | 2007-10-01 |
KR100799859B1 true KR100799859B1 (ko) | 2008-01-31 |
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KR1020060026039A KR100799859B1 (ko) | 2006-03-22 | 2006-03-22 | 백색 발광 소자 |
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US (1) | US7608994B2 (ko) |
KR (1) | KR100799859B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100975526B1 (ko) | 2008-11-19 | 2010-08-13 | 주식회사 에피밸리 | 3족 질화물 반도체 발광 칩 및 이를 구비하는 패키지의 제조방법 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7994524B1 (en) * | 2007-09-12 | 2011-08-09 | David Yaunien Chung | Vertically structured LED array light source |
DE102008012407A1 (de) * | 2008-01-31 | 2009-08-06 | Osram Opto Semiconductors Gmbh | Strahlungsemittierende Vorrichtung |
CN101946561A (zh) * | 2008-02-15 | 2011-01-12 | Nxp股份有限公司 | 补偿输出频率的发光单元、以及用于确定输出频率的方法 |
WO2009158158A2 (en) * | 2008-06-26 | 2009-12-30 | 3M Innovative Properties Company | Method of fabricating light extractor |
EP2308101A4 (en) * | 2008-06-26 | 2014-04-30 | 3M Innovative Properties Co | SEMICONDUCTOR LIGHT CONVERSION CONSTRUCTION |
EP2308103A4 (en) * | 2008-06-26 | 2014-04-30 | 3M Innovative Properties Co | LIGHT CONVERSION CONSTRUCTION |
US20110101402A1 (en) * | 2008-06-26 | 2011-05-05 | Jun-Ying Zhang | Semiconductor light converting construction |
KR101662010B1 (ko) | 2010-05-20 | 2016-10-05 | 엘지이노텍 주식회사 | 발광 소자 |
KR20140134420A (ko) * | 2013-05-14 | 2014-11-24 | 삼성전자주식회사 | 반도체 발광소자 패키지의 제조 방법 |
KR20190098199A (ko) | 2016-12-22 | 2019-08-21 | 루미레즈 엘엘씨 | 동작 피드백을 위한 센서 세그먼트를 구비한 발광 다이오드들 |
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KR20010080204A (ko) * | 1998-10-21 | 2001-08-22 | 윌리암 제이. 버크 | 발광 다이오드를 갖는 형광체를 사용하여 파장-변환을수행하는 장치 |
JP2004363343A (ja) * | 2003-06-05 | 2004-12-24 | Nichia Chem Ind Ltd | 発光装置およびその形成方法 |
JP2006005367A (ja) * | 2004-06-03 | 2006-01-05 | Lumileds Lighting Us Llc | 発光デバイスのための発光セラミック |
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US6696703B2 (en) * | 1999-09-27 | 2004-02-24 | Lumileds Lighting U.S., Llc | Thin film phosphor-converted light emitting diode device |
US7724321B2 (en) * | 2004-09-24 | 2010-05-25 | Epistar Corporation | Liquid crystal display |
KR100723233B1 (ko) * | 2006-03-31 | 2007-05-29 | 삼성전기주식회사 | 백색 발광 소자 |
KR100930171B1 (ko) * | 2006-12-05 | 2009-12-07 | 삼성전기주식회사 | 백색 발광장치 및 이를 이용한 백색 광원 모듈 |
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- 2006-03-22 KR KR1020060026039A patent/KR100799859B1/ko active IP Right Grant
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- 2007-03-22 US US11/723,961 patent/US7608994B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20010080204A (ko) * | 1998-10-21 | 2001-08-22 | 윌리암 제이. 버크 | 발광 다이오드를 갖는 형광체를 사용하여 파장-변환을수행하는 장치 |
JP2004363343A (ja) * | 2003-06-05 | 2004-12-24 | Nichia Chem Ind Ltd | 発光装置およびその形成方法 |
JP2006005367A (ja) * | 2004-06-03 | 2006-01-05 | Lumileds Lighting Us Llc | 発光デバイスのための発光セラミック |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100975526B1 (ko) | 2008-11-19 | 2010-08-13 | 주식회사 에피밸리 | 3족 질화물 반도체 발광 칩 및 이를 구비하는 패키지의 제조방법 |
Also Published As
Publication number | Publication date |
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US7608994B2 (en) | 2009-10-27 |
KR20070095622A (ko) | 2007-10-01 |
US20070228935A1 (en) | 2007-10-04 |
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