JP4544876B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP4544876B2 JP4544876B2 JP2004026534A JP2004026534A JP4544876B2 JP 4544876 B2 JP4544876 B2 JP 4544876B2 JP 2004026534 A JP2004026534 A JP 2004026534A JP 2004026534 A JP2004026534 A JP 2004026534A JP 4544876 B2 JP4544876 B2 JP 4544876B2
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- 239000004065 semiconductor Substances 0.000 title claims description 154
- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 238000001039 wet etching Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 29
- 239000000126 substance Substances 0.000 claims description 20
- 238000005530 etching Methods 0.000 claims description 18
- 238000000227 grinding Methods 0.000 claims description 12
- 230000003746 surface roughness Effects 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 238000005229 chemical vapour deposition Methods 0.000 claims 2
- 239000011521 glass Substances 0.000 description 27
- 239000000758 substrate Substances 0.000 description 26
- 230000001681 protective effect Effects 0.000 description 7
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
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- 229920000647 polyepoxide Polymers 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- 229910017604 nitric acid Inorganic materials 0.000 description 1
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- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
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- 229920001187 thermosetting polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/96—Corner joints or edge joints for windows, doors, or the like frames or wings
- E06B3/964—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces
- E06B3/9647—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces the connecting piece being part of or otherwise linked to the window or door fittings
- E06B3/9648—Mitre joints
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- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
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- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49827—Via connections through the substrates, e.g. pins going through the substrate, coaxial cables
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- H01L2224/023—Redistribution layers [RDL] for bonding areas
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- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
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- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
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Description
って形成する為、面内の凹凸が反映されてしまい、CVD成膜後の面は平坦にならない。その結果、絶縁膜7、第2の配線9、パターニングに用いるレジスト膜の被覆性が悪化する原因となっていた。また、絶縁膜7の被覆性が悪い場合、ピンホールやクラックが発生することがあり、半導体装置の歩留まりや信頼性が低下する要因となっていた。
Claims (6)
- 複数の半導体素子が形成され、隣接する半導体素子の境界付近に第1の絶縁膜を介して第1の配線が形成された半導体ウエハを用意し、
前記第1の配線を覆うように前記半導体ウエハ上に接着剤を介して支持板を接着する工程と、
前記支持板が接着されている面と反対側の前記半導体ウエハの面を研削する工程と、
前記研削された半導体ウエハの面にウェットエッチングを行うことで表面粗さを減らす工程と、
前記ウェットエッチングされた前記半導体ウエハの面の境界部分に溝を形成する工程と、
前記溝を含めた前記半導体ウエハの面に対して、ウェットエッチングを行うことで、当該溝の角部を丸める工程と、
前記ウェットエッチング後の半導体ウエハの面に対して、CVD法により第2の絶縁膜を形成する工程と、
前記第2の絶縁膜を介して前記第1の配線と電気的に接続される第2の配線を形成する工程を有することを特徴とする半導体装置の製造方法。 - 複数の半導体素子が形成され、隣接する半導体素子の境界付近に第1の絶縁膜を介して第1の配線が形成された半導体ウエハ上に接着剤を介して支持板を接着する工程と、
前記支持板が接着されている面と反対側の前記半導体ウエハの面を研削する工程と、
前記研削された半導体ウエハの面にウェットエッチングを行うことで表面粗さを減らす工程と、
前記ウェットエッチングされた前記半導体ウエハの面の境界部分に溝を形成し、前記第1の絶縁膜を露出させる工程と、
前記溝を含めた前記半導体ウエハの面に対して、ウェットエッチングを行うことで、当該溝の角部を丸める工程と、
前記ウェットエッチング後の前記半導体ウエハの面に対して、CVD法により第2の絶縁膜を形成する工程と、
前記第2の絶縁膜及び前記第1の絶縁膜をエッチングして少なくとも前記第1の配線を露出させる工程と、
前記第2の絶縁膜上に前記第1の配線と電気的に接続される第2の配線を形成する工程を有することを特徴とする半導体装置の製造方法。 - 前記ウェットエッチングする工程は、前記研削された前記半導体ウエハの面を上に向けて、上方から当該半導体ウエハに薬液を滴下し、当該半導体ウエハを回転させ、薬液を当該半導体ウエハ全体に広げることにより、ウェットエッチング加工を行うことを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記ウェットエッチングする工程は、前記エッチングされた前記半導体ウエハの面を上に向けて、上方から当該半導体ウエハに薬液を滴下し、当該半導体ウエハを回転させ、薬液を当該半導体ウエハ全体に広げることにより、ウェットエッチング加工を行うことを特徴とする請求項2に記載の半導体装置の製造方法。
- 前記ウェットエッチングする工程は、前記半導体ウエハの回転方向を切り換えながら行うことを特徴とする請求項3または請求項4に記載の半導体装置の製造方法。
- 前記溝を含めた前記半導体ウエハの面に対して、ウェットエッチングを行う工程は、エッチングされた半導体ウエハの面に付着している異物を除去する工程を含むことを特徴とする請求項1乃至請求項5のいずれか1項に記載の半導体装置の製造方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004026534A JP4544876B2 (ja) | 2003-02-25 | 2004-02-03 | 半導体装置の製造方法 |
TW093104415A TWI233669B (en) | 2003-02-25 | 2004-02-23 | Method for making a semiconductor device |
US10/784,888 US7371693B2 (en) | 2003-02-25 | 2004-02-24 | Manufacturing method of semiconductor device with chamfering |
KR1020040012208A KR100661042B1 (ko) | 2003-02-25 | 2004-02-24 | 반도체 장치의 제조 방법 |
CNB200410006626XA CN100355036C (zh) | 2003-02-25 | 2004-02-25 | 半导体装置的制造方法 |
EP04004219A EP1453090A3 (en) | 2003-02-25 | 2004-02-25 | Manufacturing method of semiconductor device |
US12/051,502 US7981807B2 (en) | 2003-02-25 | 2008-03-19 | Manufacturing method of semiconductor device with smoothing |
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JP2003046755 | 2003-02-25 | ||
JP2004026534A JP4544876B2 (ja) | 2003-02-25 | 2004-02-03 | 半導体装置の製造方法 |
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JP2004282035A JP2004282035A (ja) | 2004-10-07 |
JP2004282035A5 JP2004282035A5 (ja) | 2007-03-15 |
JP4544876B2 true JP4544876B2 (ja) | 2010-09-15 |
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US (2) | US7371693B2 (ja) |
EP (1) | EP1453090A3 (ja) |
JP (1) | JP4544876B2 (ja) |
KR (1) | KR100661042B1 (ja) |
CN (1) | CN100355036C (ja) |
TW (1) | TWI233669B (ja) |
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JP4401066B2 (ja) * | 2002-11-19 | 2010-01-20 | 三洋電機株式会社 | 半導体集積装置及びその製造方法 |
JP4322181B2 (ja) * | 2004-07-29 | 2009-08-26 | 三洋電機株式会社 | 半導体装置の製造方法 |
US7049208B2 (en) * | 2004-10-11 | 2006-05-23 | Intel Corporation | Method of manufacturing of thin based substrate |
US7371676B2 (en) * | 2005-04-08 | 2008-05-13 | Micron Technology, Inc. | Method for fabricating semiconductor components with through wire interconnects |
US7393770B2 (en) * | 2005-05-19 | 2008-07-01 | Micron Technology, Inc. | Backside method for fabricating semiconductor components with conductive interconnects |
JP4544143B2 (ja) * | 2005-06-17 | 2010-09-15 | セイコーエプソン株式会社 | 半導体装置の製造方法、半導体装置、回路基板及び電子機器 |
JP2007012995A (ja) * | 2005-07-01 | 2007-01-18 | Toshiba Corp | 超小型カメラモジュール及びその製造方法 |
JP2009512213A (ja) * | 2005-10-11 | 2009-03-19 | ボク,タエソック | シリコン・バイア・コンタクトを利用したシーモス・イメージセンサーのウェハー・レべル・パッケージおよびその製造方法 |
US7307348B2 (en) * | 2005-12-07 | 2007-12-11 | Micron Technology, Inc. | Semiconductor components having through wire interconnects (TWI) |
TW200737506A (en) * | 2006-03-07 | 2007-10-01 | Sanyo Electric Co | Semiconductor device and manufacturing method of the same |
US7659612B2 (en) | 2006-04-24 | 2010-02-09 | Micron Technology, Inc. | Semiconductor components having encapsulated through wire interconnects (TWI) |
US7405139B2 (en) * | 2006-08-03 | 2008-07-29 | International Business Machines Corporation | Prevention of backside cracks in semiconductor chips or wafers using backside film or backside wet etch |
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CN100355036C (zh) | 2007-12-12 |
US7981807B2 (en) | 2011-07-19 |
EP1453090A2 (en) | 2004-09-01 |
CN1591789A (zh) | 2005-03-09 |
KR100661042B1 (ko) | 2006-12-26 |
KR20040076623A (ko) | 2004-09-01 |
TW200425428A (en) | 2004-11-16 |
US20040229445A1 (en) | 2004-11-18 |
JP2004282035A (ja) | 2004-10-07 |
EP1453090A3 (en) | 2008-06-04 |
US20080171421A1 (en) | 2008-07-17 |
TWI233669B (en) | 2005-06-01 |
US7371693B2 (en) | 2008-05-13 |
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