JP2010529680A - 半導体ウェハアセンブリの処理方法 - Google Patents
半導体ウェハアセンブリの処理方法 Download PDFInfo
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- 238000000034 method Methods 0.000 claims abstract description 72
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- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
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- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
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- 229910052732 germanium Inorganic materials 0.000 description 1
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- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
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- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
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- 235000012239 silicon dioxide Nutrition 0.000 description 1
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
-
- 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
- H01L33/005—Processes
- H01L33/0093—Wafer bonding; Removal of the growth substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Led Devices (AREA)
- Electrodes Of Semiconductors (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
【選択図】図1
Description
本願は2005年1月11日出願の米国特許出願第11/032,882号の一部継続出願である。
Claims (20)
- キャリア基板上に配置された1以上の半導体ダイを含んだウェハアセンブリを提供するステップと、
金属基板の少なくとも一部を形成するように前記1以上の半導体ダイ上に少なくとも2つの金属層を堆積するステップと、
前記ウェハアセンブリから前記キャリア基板を除去するステップと、
さらなる処理のために前記金属基板を介して前記ウェハアセンブリを処理するステップと、を含むことを特徴とする方法。 - 前記少なくとも2つの金属層を堆積するステップは、電解堆積(ECD)、無電解堆積(ElessCD)、化学気相堆積(CVD)、プラズマ強化化学気相堆積(PECVD)、物理気相堆積(PVD)、蒸着又はプラズマスプレー技術のうちの少なくとも1種を含むことを特徴とする請求項1に記載の方法。
- 前記少なくとも2つの金属層のうちの1つは、Cu、Ni、Au、Ag、Co、W、Moまたはそれらの合金のうちの少なくとも1種を含むことを特徴とする請求項1に記載の方法。
- 前記少なくとも2つの金属層のそれぞれは10から400μmの厚さを有することを特徴とする請求項1に記載の方法。
- 前記少なくとも2つの金属層の1つとして前記半導体ダイ上にシード金属層を堆積するステップをさらに含むことを特徴とする請求項1に記載の方法。
- 前記シード金属層を堆積するステップは、蒸着、スパッタリング、化学気相堆積(CVD)、物理気相堆積(PVD)、有機金属化学気相堆積(MOCVD)または電解堆積(ECD)のうちの少なくとも1種を含むことを特徴とする請求項5に記載の方法。
- 前記シード金属層は、Cu,Ni、W、Ta/Cu、Ta/TaN/Cu、TaN/Cu、Ti/TaN/Cu、Ta/TiN/Cu、Ti/Cu、Ti/TiN/Cu、TiN/Cu、Cr/Au、Cr/Au/Ni/Au、Ti/AuまたはTi/Ni/Auのうちの少なくとも1種を含むことを特徴とする請求項5に記載の方法。
- 反射層が前記シード金属層として機能することを特徴とする請求項5に記載の方法。
- 前記反射層は、Ag/Ti/Au、Ag/TiN/Cu、Ag/Ta/Au、Ag/W/Au、Ag/TaN/Cu、Al/Ta/AuまたはAl/TaN/Cuのうち少なくとも1種を含むことを特徴とする請求項8に記載の方法。
- 前記少なくとも2つの金属層を前記半導体ダイ上に形成する前に、前記1以上の半導体ダイの表面をプラズマ処理するステップをさらに含むことを特徴とする請求項1に記載の方法。
- 前記少なくとも2つの金属層上に酸化防止層を堆積するステップをさらに含むことを特徴とする請求項1に記載の方法。
- 前記酸化防止層は、Cr/Au、NiまたはNi/Auのうちの少なくとも1種を含むことを特徴とする請求項11に記載の方法。
- 前記1以上の半導体ダイは、発光ダイオード(LED)ダイ、電力装置ダイ、レーザダイオードダイまたは垂直キャビティ面発光装置ダイであることを特徴とする請求項1に記載の方法。
- 前記キャリア基板の除去ステップは、パルスレーザ照射処理、選択的な光増強化学エッチング処理、ウェットエッチング処理または化学機械研磨処理のうちの少なくとも1種を含むことを特徴とする請求項1に記載の方法。
- キャリア基板上に堆積された1以上の縦型発光ダイオード(VLED)ダイを含んだウェハアセンブリを形成するステップと、
金属基板の少なくとも一部を形成するように前記1以上のVLEDダイ上に少なくとも2つの金属層を堆積するステップと、
前記ウェハアセンブリから前記キャリア基板を除去するステップと、
さらなる半導体処理のために前記金属基板を介して前記ウェハアセンブリを処理するステップと、を含むことを特徴とする方法。 - 前記VLEDダイは、GaN、AlGaN、InGaNまたはAlInGaNのうちの少なくとも1種を含むことを特徴とする請求項15に記載の方法。
- 前記少なくとも2つの金属層を堆積するステップは、電解堆積(ECD)、無電解堆積(ElessCD)、化学気相堆積(CVD)、プラズマ強化化学気相堆積(PECVD)、物理気相堆積(PVD)、蒸着またはプラズマスプレー技術のうちの少なくとも1種を利用することを特徴とする請求項15に記載の方法。
- 前記少なくとも2つの金属層のうちの1つは、Cu、Ni、Au、Ag、Co、W、Moまたはそれらの合金のうちの少なくとも1種を含むことを特徴とする請求項15に記載の方法。
- 前記少なくとも2つの金属層のそれぞれは、10から400μmの厚さを有することを特徴とする請求項15に記載の方法。
- 前記少なくとも2つの金属層の1つとして、前記VLEDダイ上にシード金属層を堆積するステップをさらに含むことを特徴とする請求項15に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/758,475 US8318519B2 (en) | 2005-01-11 | 2007-06-05 | Method for handling a semiconductor wafer assembly |
US11/758,475 | 2007-06-05 | ||
PCT/US2008/065819 WO2008151255A1 (en) | 2007-06-05 | 2008-06-04 | Method for handling a semiconductor wafer assembly |
Publications (2)
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JP2010529680A true JP2010529680A (ja) | 2010-08-26 |
JP5450397B2 JP5450397B2 (ja) | 2014-03-26 |
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JP2010511307A Active JP5450397B2 (ja) | 2007-06-05 | 2008-06-04 | 半導体ウェハアセンブリの処理方法 |
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Country | Link |
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US (1) | US8318519B2 (ja) |
JP (1) | JP5450397B2 (ja) |
KR (1) | KR101396121B1 (ja) |
CN (1) | CN101785085A (ja) |
TW (1) | TWI479674B (ja) |
WO (1) | WO2008151255A1 (ja) |
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JP2011035187A (ja) * | 2009-08-03 | 2011-02-17 | Nichia Corp | 発光装置及びその製造方法 |
JP2012074501A (ja) * | 2010-09-28 | 2012-04-12 | Stanley Electric Co Ltd | 光半導体素子、発光ダイオード、およびそれらの製造方法 |
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US9199433B2 (en) | 2009-06-30 | 2015-12-01 | Sumitomo Electric Industries, Ltd. | Metal laminated structure and method for producing the metal laminated structure |
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US20070231963A1 (en) | 2007-10-04 |
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US8318519B2 (en) | 2012-11-27 |
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