JP5762786B2 - 発光素子、発光素子パッケージ - Google Patents
発光素子、発光素子パッケージ Download PDFInfo
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- JP5762786B2 JP5762786B2 JP2011069179A JP2011069179A JP5762786B2 JP 5762786 B2 JP5762786 B2 JP 5762786B2 JP 2011069179 A JP2011069179 A JP 2011069179A JP 2011069179 A JP2011069179 A JP 2011069179A JP 5762786 B2 JP5762786 B2 JP 5762786B2
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- 239000004065 semiconductor Substances 0.000 claims description 268
- 239000000463 material Substances 0.000 claims description 41
- 239000011810 insulating material Substances 0.000 claims description 28
- 238000000605 extraction Methods 0.000 claims description 17
- 238000000465 moulding Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 618
- 238000000034 method Methods 0.000 description 56
- 239000000758 substrate Substances 0.000 description 56
- 230000008569 process Effects 0.000 description 43
- 238000004519 manufacturing process Methods 0.000 description 24
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 20
- 239000002184 metal Substances 0.000 description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 20
- 150000001875 compounds Chemical class 0.000 description 19
- 229910052759 nickel Inorganic materials 0.000 description 16
- 230000005496 eutectics Effects 0.000 description 14
- 229910002704 AlGaN Inorganic materials 0.000 description 13
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 13
- 239000010931 gold Substances 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 12
- 239000002019 doping agent Substances 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 12
- 229910052710 silicon Inorganic materials 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 10
- 229910052697 platinum Inorganic materials 0.000 description 10
- 239000011787 zinc oxide Substances 0.000 description 10
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 9
- 239000003086 colorant Substances 0.000 description 9
- 229910052725 zinc Inorganic materials 0.000 description 9
- 239000011701 zinc Substances 0.000 description 9
- 229910005540 GaP Inorganic materials 0.000 description 8
- 229910052738 indium Inorganic materials 0.000 description 8
- 150000004767 nitrides Chemical class 0.000 description 8
- 229910052709 silver Inorganic materials 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- -1 Si 3 N 4 Inorganic materials 0.000 description 7
- 238000005530 etching Methods 0.000 description 7
- 229910052737 gold Inorganic materials 0.000 description 7
- 229910052763 palladium Inorganic materials 0.000 description 7
- 239000002356 single layer Substances 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 238000005229 chemical vapour deposition Methods 0.000 description 6
- 229910052741 iridium Inorganic materials 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910052732 germanium Inorganic materials 0.000 description 5
- 239000007769 metal material Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- SKRWFPLZQAAQSU-UHFFFAOYSA-N stibanylidynetin;hydrate Chemical compound O.[Sn].[Sb] SKRWFPLZQAAQSU-UHFFFAOYSA-N 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 229910007116 SnPb Inorganic materials 0.000 description 4
- 229910010413 TiO 2 Inorganic materials 0.000 description 4
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 4
- 230000000873 masking effect Effects 0.000 description 4
- 238000005240 physical vapour deposition Methods 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
- 239000002096 quantum dot Substances 0.000 description 4
- 229910052703 rhodium Inorganic materials 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000002207 thermal evaporation Methods 0.000 description 4
- 229910001887 tin oxide Inorganic materials 0.000 description 4
- 238000005253 cladding Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- YZZNJYQZJKSEER-UHFFFAOYSA-N gallium tin Chemical compound [Ga].[Sn] YZZNJYQZJKSEER-UHFFFAOYSA-N 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 229910052711 selenium Inorganic materials 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910019897 RuOx Inorganic materials 0.000 description 2
- DZLPZFLXRVRDAE-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[Al+3].[Zn++].[In+3] Chemical compound [O--].[O--].[O--].[O--].[Al+3].[Zn++].[In+3] DZLPZFLXRVRDAE-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 238000005566 electron beam evaporation Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910021476 group 6 element Inorganic materials 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- VRIVJOXICYMTAG-IYEMJOQQSA-L iron(ii) gluconate Chemical compound [Fe+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O VRIVJOXICYMTAG-IYEMJOQQSA-L 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 2
- 239000011112 polyethylene naphthalate Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- XZKIHKMTEMTJQX-UHFFFAOYSA-N 4-Nitrophenyl Phosphate Chemical group OP(O)(=O)OC1=CC=C([N+]([O-])=O)C=C1 XZKIHKMTEMTJQX-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- VMXJCRHCUWKQCB-UHFFFAOYSA-N NPNP Chemical compound NPNP VMXJCRHCUWKQCB-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- HRHKULZDDYWVBE-UHFFFAOYSA-N indium;oxozinc;tin Chemical compound [In].[Sn].[Zn]=O HRHKULZDDYWVBE-UHFFFAOYSA-N 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012538 light obscuration Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0756—Stacked arrangements of devices
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Led Devices (AREA)
- Led Device Packages (AREA)
Description
<照明システム>
実施形態のパッケージはトップビュー形態で図示及び説明したが、サイドビュー方式により具現して上記のような配光分布を改善することができる。また、ボードの上に複数の発光素子パッケージ100を配置する時、発光素子パッケージ100の間の間隔を縮めることができる。
実施形態で説明された特徴、構造、効果などは、本発明の少なくとも一つの実施形態に含まれ、必ずしも一つの実施形態にのみ限定されるものではない。さらに、各実施形態で例示された特徴、構造、効果などは、本発明の属する分野における通常の知識を有する者によって他の実施形態に対しても組合または変形されて実施可能である。したがって、このような組合と変形による内容は本発明の範囲に含まれると解釈されるべきであろう。
107 第1の電極
108 第1の絶縁層
108A 第1の絶縁層の一部
109 第3の絶縁層
110 第1のチップ構造体
111 第1導電型の半導体層
111A 光抽出構造
112 第1の活性層
113 第2導電型の半導体層
114 第1の伝導層
115 第1の連結部材
116 第2の連結部材
117 第1の反射層
118 第2の中間連結部材
119 第1のボンディング層
120 第1の中間連結部材
121、122 絶縁物質
130 第2のチップ構造体
131 第3導電型の半導体層
132 第2の活性層
133 第4導電型の半導体層
134 第2の伝導層
135 第2の反射層
136 支持部材
137 絶縁物質
138 第5の連結部材
139 第3の連結部材
140 第3の伝導層
141 第2の絶縁層
142 第4の連結部材
143 第3の反射層
144 第4の中間連結部材
145 第2のボンディング層
146 第3の中間連結部材
149、151 絶縁物質
210 第1の発光構造層
220 第2の発光構造層
Claims (15)
- 第1導電型の半導体層、前記第1導電型の半導体層の下に配置された第2導電型の半導体層、及び前記第1導電型の半導体層と前記第2導電型の半導体層の間に介在された第1の活性層を含む第1の発光構造層と、
前記第1導電型の半導体層に連結された第1の電極と、
前記第1の発光構造層の下に配置された第1の反射層と、
前記第1の反射層の下に配置され、第3導電型の半導体層、前記第3導電型の半導体層の下に配置された第4導電型の半導体層、及び前記第3導電型の半導体層と前記第4導電型の半導体層の間に介在された第2の活性層を含む第2の発光構造層と、
前記第2の発光構造層の下に配置された第2の反射層と、
前記第2の発光構造層と前記第1の反射層の間に配置されたボンディング層と、
前記第1の発光構造層の第1導電型の半導体層と前記第2の発光構造層の第3導電型の半導体層を互いに連結する第2の連結部材と、
前記第1の発光構造層の第2導電型の半導体層と前記第2の発光構造層の第4導電型の半導体層を互いに連結する第1の連結部材と、
を含む発光素子。 - 前記第1導電型の半導体層及び前記第3導電型の半導体層はN型半導体であり、
前記第2導電型の半導体層及び前記第4導電型の半導体層はP型半導体である請求項1に記載の発光素子。 - 前記第1の発光構造層と前記ボンディング層の間に配置された第1の絶縁層と
前記第2の発光構造層と前記ボンディング層の間に配置された第2の絶縁層と、をさらに含む請求項1または2に記載の発光素子。 - 前記第2の反射層の下に配置された伝導性支持部材をさらに含み、
前記第1の連結部材は、前記第1の絶縁層、前記ボンディング層、前記第2の絶縁層及び前記第2の発光構造層の内部を貫通して、前記第2導電型の半導体層と前記伝導性支持部材の間を連結し、
前記第2の連結部材は、前記第1の絶縁層、前記ボンディング層、前記第2の絶縁層の内部を貫通して、前記第1導電型の半導体層と前記第3導電型の半導体層を連結する請求項3に記載の発光素子。 - 前記第1の連結部材及び前記第2の連結部材の周囲に、他の層との接触を遮断する絶縁物質をさらに含む請求項1〜4のいずれか一項に記載の発光素子。
- 前記第2導電型の半導体層と前記第1の絶縁層の間に配置され、前記第1の連結部材に連結された第1の伝導層、前記第3導電型の半導体層と前記第2の絶縁層の間に配置され、前記第2の連結部材に連結された第3の伝導層、及び前記第4導電型の半導体層と前記第2の反射層の間に配置された第2の伝導層のうち少なくとも一つをさらに含む請求項3または4に記載の発光素子。
- 前記第1、第2及び第3の伝導層は透光性物質を含む請求項6に記載の発光素子。
- 前記ボンディング層は、
前記第1の絶縁層の下に配置された第1のボンディング層と、
前記第2の絶縁層と前記第1のボンディング層の間に配置され、前記第1のボンディング層と接合された第2のボンディング層と、を含む請求項3、4、6または7のいずれか一項に記載の発光素子。 - 前記第1の連結部材及び前記第2の連結部材のうち少なくとも一つは複数である請求項1〜8のいずれか一項に記載の発光素子。
- 前記ボンディング層と前記第2の絶縁層の間に第3の反射層をさらに含む請求項3、4、6または7のいずれか一項に記載の発光素子。
- 前記第1の発光構造層及び前記第2の発光構造層のうち少なくとも一つの層の表面に光抽出構造をさらに含む請求項1〜10のいずれか一項に記載の発光素子。
- 前記第1の反射層及び前記第3の反射層の少なくとも一部は前記ボンディング層内に埋め込まれる請求項10に記載の発光素子。
- 前記第1の発光構造層は、緑色、青色、赤色、黄色及びUV帯域の光のうち少なくとも一つを発光し、
前記第2の発光構造層は、緑色、青色、赤色、黄色及びUV帯域の光のうち少なくとも一つを発光する請求項1〜12のいずれか一項に記載の発光素子。 - 本体と、
前記本体上に配置された複数のリード電極と、
前記複数のリード電極のうち少なくとも一つのリード電極上にボンディングされ、前記複数のリード電極に電気的に連結された発光素子と、
前記発光素子をモールディングするモールディング部材と、を含み、
前記発光素子は、第1導電型の半導体層、前記第1導電型の半導体層の下に配置された第2導電型の半導体層、及び前記第1導電型の半導体層と前記第2導電型の半導体層の間に介在された第1の活性層を含む第1の発光構造層と、
前記第1導電型の半導体層に連結された第1の電極と、
前記第1の発光構造層の下に配置された第1の反射層と、
第3導電型の半導体層、前記第3導電型の半導体層の下に配置された第4導電型の半導体層、及び前記第3導電型の半導体層と前記第4導電型の半導体層の間に介在された第2の活性層を含む第2の発光構造層と、
前記第2の発光構造層の下に配置された第2の反射層と、
前記第2の発光構造層と前記第1の反射層の間に配置されたボンディング層と、
前記第1の発光構造層の第1導電型の半導体層と前記第2の発光構造層の第3導電型の半導体層とを互いに連結する第2の連結部材と、
前記第1の発光構造層の第2導電型の半導体層と前記第2の発光構造層の第4導電型の半導体層とを互いに連結する第1の連結部材と、を含む発光素子パッケージ。 - 前記第1の発光構造層は、緑色、青色、赤色、黄色及びUV帯域の光のうち少なくとも一つを発光し、
前記第2の発光構造層は、緑色、青色、赤色、黄色及びUV帯域の光のうち少なくとも一つを発光する請求項14に記載の発光素子パッケージ。
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