JP4654372B2 - サブマウントボンディングのための修正を含む発光デバイス、および、その製法 - Google Patents
サブマウントボンディングのための修正を含む発光デバイス、および、その製法 Download PDFInfo
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- JP4654372B2 JP4654372B2 JP2003516101A JP2003516101A JP4654372B2 JP 4654372 B2 JP4654372 B2 JP 4654372B2 JP 2003516101 A JP2003516101 A JP 2003516101A JP 2003516101 A JP2003516101 A JP 2003516101A JP 4654372 B2 JP4654372 B2 JP 4654372B2
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- 238000004519 manufacturing process Methods 0.000 title description 7
- 238000012986 modification Methods 0.000 title description 4
- 230000004048 modification Effects 0.000 title description 4
- 230000004888 barrier function Effects 0.000 claims abstract description 93
- 239000000758 substrate Substances 0.000 claims abstract description 76
- 238000002161 passivation Methods 0.000 claims abstract description 55
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000010410 layer Substances 0.000 claims description 321
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 57
- 229910000679 solder Inorganic materials 0.000 claims description 45
- 239000012790 adhesive layer Substances 0.000 claims description 35
- 229910052721 tungsten Inorganic materials 0.000 claims description 34
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 31
- 239000010937 tungsten Substances 0.000 claims description 31
- 239000010936 titanium Substances 0.000 claims description 30
- 239000010931 gold Substances 0.000 claims description 27
- 229910052719 titanium Inorganic materials 0.000 claims description 27
- 229910052759 nickel Inorganic materials 0.000 claims description 25
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 25
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 24
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 23
- 229910052737 gold Inorganic materials 0.000 claims description 20
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 17
- 229910052718 tin Inorganic materials 0.000 claims description 16
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 12
- 229910052709 silver Inorganic materials 0.000 claims description 11
- 229910052697 platinum Inorganic materials 0.000 claims description 9
- 239000004332 silver Substances 0.000 claims description 9
- 238000009736 wetting Methods 0.000 claims description 9
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 7
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 6
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 6
- 229910002601 GaN Inorganic materials 0.000 claims description 4
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052763 palladium Inorganic materials 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 29
- 229910052751 metal Inorganic materials 0.000 description 24
- 239000002184 metal Substances 0.000 description 24
- 238000012360 testing method Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 9
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 8
- 238000005476 soldering Methods 0.000 description 8
- 239000004593 Epoxy Substances 0.000 description 7
- 229910052594 sapphire Inorganic materials 0.000 description 7
- 239000010980 sapphire Substances 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 5
- 230000005012 migration Effects 0.000 description 5
- 238000013508 migration Methods 0.000 description 5
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 230000005496 eutectics Effects 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000004377 microelectronic Methods 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910005540 GaP Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910007637 SnAg Inorganic materials 0.000 description 2
- 229910007116 SnPb Inorganic materials 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000008393 encapsulating agent Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 238000005546 reactive sputtering Methods 0.000 description 2
- -1 region Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 1
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 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
- 238000004140 cleaning Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/20—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a particular shape, e.g. curved or truncated substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—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
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L24/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/36—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
- H01L33/40—Materials therefor
- H01L33/405—Reflective materials
-
- 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
- H01L2924/013—Alloys
- H01L2924/0132—Binary Alloys
- H01L2924/01322—Eutectic Alloys, i.e. obtained by a liquid transforming into two solid phases
-
- 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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1203—Rectifying Diode
- H01L2924/12032—Schottky diode
-
- 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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
-
- 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
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Led Devices (AREA)
- Led Device Packages (AREA)
- Die Bonding (AREA)
Description
これによって、粘度の高い導電性ダイ接着材料が絞り出され、N型基板および/またはデバイス中の層と接触し、活性領域のp−n接合を短絡させる可能性のあるショットキーダイオード接続を形成することがある。
下記の試験結果は、説明のためのもので、本発明の範囲を限定すると解釈されるべきではない。図11A〜図11Dは、2500ÅのNiはんだバリアの試験結果をグラフで表したもの、図12A〜図12Dは、5000ÅのTiWバリアの試験結果をグラフで表したものである。
Claims (8)
- 発光領域を有する基板と、
ここで、前記発光領域は、前記基板の片面上のエピタキシャル領域として形成され、
前記発光領域上に形成された多層導電性スタックと、
ここで、前記多層導電性スタックは、オーミック層と、反射層と、多層バリア層とが積層して構成され、かつ、これら各層の全てが同一面積に設定され、
前記多層バリア層は、チタン/タングステンを含む第1の層と、ニッケルを含む第2の層とを含み、
前記オーミック層は、白金、パラジウム、ニッケル/金、酸化ニッケル/金、酸化ニッケル/白金、チタン、および/またはチタン/金を含み、前記反射層は、アルミニウムおよび/または銀を含み、
前記多層導電性スタックの前記多層バリア層上に形成された接着層と、
前記接着層上に形成されたボンディング層と、
前記接着層と前記ボンディング層との間に形成されたはんだ湿潤層と、
サブマウントと、
前記ボンディング層と前記サブマウントとの間に形成された、スズおよび/または金を含むはんだを有するボンドと
を具え、
前記はんだのリフロー温度は、約210℃より高く、
前記多層バリア層において、前記第1の層は厚み約5000Åのチタン/タングステンを含み、該第1の層上に形成された前記第2の層は厚み約2000Åのニッケルを含むことによって、当該多層バリア層が、前記接着層からの前記オーミック層および前記反射層への拡散を防止するバリア層として構成されたことを特徴とする発光デバイス。 - 前記基板は炭化ケイ素を含み、前記エピタキシャル領域は窒化ガリウムを含むことを特徴とする請求項1記載の発光デバイス。
- 前記多層バリア層は、タングステン約95%とチタン約5%を含むことを特徴とする請求項1又は2記載の発光デバイス。
- 前記はんだのリフロー温度は、約250℃より高く、
前記多層バリア層は、厚み約5000Åのチタン/タングステンを含む第1の層と、該第1の層上に形成された厚み約2000Åのニッケルを含む第2の層とを含むことを特徴とする請求項1記載の発光デバイス。 - 前記エピタキシャル領域は、前記第1の面より小さい表面積を有し、
前記多層バリア層、前記反射層、および前記オーミック層は、前記エピタキシャル領域の表面積より小さい同一の表面積を有し、
前記接着層および前記ボンディング層は、前記多層バリア層、前記反射層、および前記オーミック層表面積より小さい同一の表面積を有することを特徴とする請求項1記載の発光デバイス。 - 前記エピタキシャル領域、前記オーミック層、前記反射層、前記多層バリア層、前記接着層、および前記ボンディング層は、それぞれ側壁を含み、
前記発光ダイオードは、前記エピタキシャル領域、前記オーミック層、前記反射層、前記多層バリア層、前記接着層、および前記ボンディング層の側壁上にパッシベーション層をさらに有することを特徴とする請求項1記載の発光デバイス。 - 前記エピタキシャル領域、前記オーミック層、前記反射層、前記多層バリア層、前記接着層、および前記ボンディング層は、それぞれ側壁を含み、
前記発光ダイオードは、前記エピタキシャル領域、前記オーミック層、前記反射層、前記多層バリア層、前記接着層、および前記ボンディング層の側壁上にパッシベーション層をさらに有することを特徴とする請求項1記載の発光デバイス。 - 前記接着層と前記ボンディング層との間に、剪断強さ強化層をさらに有することを特徴とする請求項1記載の発光デバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30731101P | 2001-07-23 | 2001-07-23 | |
US30723401P | 2001-07-23 | 2001-07-23 | |
US10/057,821 US6791119B2 (en) | 2001-02-01 | 2002-01-25 | Light emitting diodes including modifications for light extraction |
US35294102P | 2002-01-30 | 2002-01-30 | |
PCT/US2002/023266 WO2003010817A2 (en) | 2001-07-23 | 2002-07-23 | Light emitting diodes including modifications for submount bonding and manufacturing methods therefor |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004537171A JP2004537171A (ja) | 2004-12-09 |
JP2004537171A5 JP2004537171A5 (ja) | 2007-07-05 |
JP4654372B2 true JP4654372B2 (ja) | 2011-03-16 |
Family
ID=27489930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003516101A Expired - Lifetime JP4654372B2 (ja) | 2001-07-23 | 2002-07-23 | サブマウントボンディングのための修正を含む発光デバイス、および、その製法 |
Country Status (10)
Country | Link |
---|---|
US (2) | US6740906B2 (ja) |
EP (2) | EP2320484A1 (ja) |
JP (1) | JP4654372B2 (ja) |
KR (1) | KR101028965B1 (ja) |
CN (1) | CN1330008C (ja) |
AT (1) | ATE511705T1 (ja) |
AU (1) | AU2002355138A1 (ja) |
CA (1) | CA2453581A1 (ja) |
TW (1) | TW563262B (ja) |
WO (1) | WO2003010817A2 (ja) |
Families Citing this family (175)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6794684B2 (en) * | 2001-02-01 | 2004-09-21 | Cree, Inc. | Reflective ohmic contacts for silicon carbide including a layer consisting essentially of nickel, methods of fabricating same, and light emitting devices including the same |
US6791119B2 (en) | 2001-02-01 | 2004-09-14 | Cree, Inc. | Light emitting diodes including modifications for light extraction |
US7211833B2 (en) | 2001-07-23 | 2007-05-01 | Cree, Inc. | Light emitting diodes including barrier layers/sublayers |
US6740906B2 (en) | 2001-07-23 | 2004-05-25 | Cree, Inc. | Light emitting diodes including modifications for submount bonding |
US6747298B2 (en) * | 2001-07-23 | 2004-06-08 | Cree, Inc. | Collets for bonding of light emitting diodes having shaped substrates |
JP4023121B2 (ja) * | 2001-09-06 | 2007-12-19 | 豊田合成株式会社 | n型電極、III族窒化物系化合物半導体素子、n型電極の製造方法、及びIII族窒化物系化合物半導体素子の製造方法 |
DE10148227B4 (de) * | 2001-09-28 | 2015-03-05 | Osram Opto Semiconductors Gmbh | Strahlungsemittierender Halbleiterchip, Verfahren zu dessen Herstellung und strahlungsemittierendes Bauelement |
JP3982284B2 (ja) * | 2002-03-06 | 2007-09-26 | 住友電気工業株式会社 | サブマウントおよび半導体装置 |
JP3705791B2 (ja) * | 2002-03-14 | 2005-10-12 | 株式会社東芝 | 半導体発光素子および半導体発光装置 |
DE10214210B4 (de) * | 2002-03-28 | 2011-02-10 | Osram Opto Semiconductors Gmbh | Lumineszenzdiodenchip zur Flip-Chip-Montage auf einen lotbedeckten Träger und Verfahren zu dessen Herstellung |
US6995032B2 (en) | 2002-07-19 | 2006-02-07 | Cree, Inc. | Trench cut light emitting diodes and methods of fabricating same |
CA2492249A1 (en) * | 2002-07-22 | 2004-01-29 | Cree, Inc. | Light emitting diode including barrier layers and manufacturing methods therefor |
JP3882712B2 (ja) * | 2002-08-09 | 2007-02-21 | 住友電気工業株式会社 | サブマウントおよび半導体装置 |
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2002
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- 2002-07-23 EP EP10185862A patent/EP2320484A1/en not_active Withdrawn
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CN1582503A (zh) | 2005-02-16 |
US6740906B2 (en) | 2004-05-25 |
KR101028965B1 (ko) | 2011-04-12 |
AU2002355138A1 (en) | 2003-02-17 |
CN1330008C (zh) | 2007-08-01 |
US20050019971A1 (en) | 2005-01-27 |
WO2003010817A3 (en) | 2003-07-10 |
EP1412989A2 (en) | 2004-04-28 |
ATE511705T1 (de) | 2011-06-15 |
EP1412989B1 (en) | 2011-06-01 |
JP2004537171A (ja) | 2004-12-09 |
EP2320484A1 (en) | 2011-05-11 |
US7037742B2 (en) | 2006-05-02 |
KR20050021503A (ko) | 2005-03-07 |
US20030015721A1 (en) | 2003-01-23 |
CA2453581A1 (en) | 2003-02-06 |
WO2003010817A2 (en) | 2003-02-06 |
TW563262B (en) | 2003-11-21 |
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