KR20010051787A - 도금 분석 방법 - Google Patents
도금 분석 방법 Download PDFInfo
- Publication number
- KR20010051787A KR20010051787A KR1020000068588A KR20000068588A KR20010051787A KR 20010051787 A KR20010051787 A KR 20010051787A KR 1020000068588 A KR1020000068588 A KR 1020000068588A KR 20000068588 A KR20000068588 A KR 20000068588A KR 20010051787 A KR20010051787 A KR 20010051787A
- Authority
- KR
- South Korea
- Prior art keywords
- equation
- plating
- cathode
- anode
- current density
- Prior art date
Links
- 238000007747 plating Methods 0.000 title claims abstract description 138
- 238000004458 analytical method Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 92
- 238000009826 distribution Methods 0.000 claims abstract description 71
- 238000009713 electroplating Methods 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 239000004065 semiconductor Substances 0.000 claims description 10
- 238000005260 corrosion Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 9
- 239000003792 electrolyte Substances 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005536 corrosion prevention Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 37
- 235000012431 wafers Nutrition 0.000 description 36
- 239000010949 copper Substances 0.000 description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 22
- 229910052802 copper Inorganic materials 0.000 description 22
- 239000010408 film Substances 0.000 description 20
- 239000010410 layer Substances 0.000 description 20
- 238000004364 calculation method Methods 0.000 description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 230000010287 polarization Effects 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 238000005457 optimization Methods 0.000 description 7
- 239000013598 vector Substances 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 6
- 238000003556 assay Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 239000003637 basic solution Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Automation & Control Theory (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
- Prevention Of Electric Corrosion (AREA)
Abstract
Description
Claims (9)
- 시스템내에서의 전기도금에 대한 도금분석방법에 있어서,양극과 음극사이의 도금용액을 포함하는 영역에 주요 방정식으로서 3차원 라플라스 방정식을 제공하는 단계;경계요소법에 의해 라플라스 방정식을 이산화시키는 단계;양극 및/또는 음극내부의 영역에 주요 방정식으로서 평탄한 표면 또는 만곡표면을 취급하는 2 차원 또는 3 차원 프와송 방정식을 제공하는 단계;경계요소법 또는 유한요소법에 의해 프와송 방정식을 이산화시키는 단계; 및시스템내의 전류밀도분포 및 전위분포를 계산하기 위하여 이산 방정식을 연립방정식으로 공식화하는 단계를 포함하는 것을 특징으로 하는 도금분석방법.
- 제 1 항에 있어서,양극 및/또는 음극의 내부의 영역에 시간의 함수로서 양극 및/또는 음극의 전기 전도성 또는 저항을 제공하는 단계를 더욱 포함하는 것을 특징으로 하는 도금분석방법.
- 제 1 항에 있어서,양극을 두 개 이상의 분할 양극으로 나누는 단계,음극 표면상의 전류 밀도 분포를 균일하게 하도록 상기 분할 양극을 통하여 흐르는 최적의 전류값을 계산하여 도금률을 균일하게 하는 단계를 더욱 포함하는 도금분석방법.
- 제 3 항에 있어서,소정 시간 간격으로 분할 양극을 통하여 흐르는 최적의 전류값을 계산하여 제공함으로써 도금률을 균일하게 하는 단계를 더욱 포함하는 도금분석방법.
- 제 1 항의 도금분석방법을 이용하여 제조된 도금장치.
- 제 5 항에 있어서,음극표면상의 전류밀도분포가 제 1 항의 도금분석방법을 이용하여 균일화되도록 양극의 위치, 형상, 크기 및/또는 차폐판의 위치, 형상, 크기가 조절되는 것을 특징으로 하는 도금장치.
- 제 1 항의 도금분석방법을 이용하여 반도체 디바이스 생산용 웨이퍼상에 배선을 형성하기위한 금속도금을 적용하는 도금방법.
- 제 7 항의 도금방법에 의해 웨이퍼에 도금을 적용하는 단계, 및소정의 배선구조를 가지는 웨이퍼를 생산하기 위하여 화학적 기계적 연마(CMP)에 의해 웨이퍼 표면을 폴리싱하는 단계를 포함하는 반도체 디바이스용 웨이퍼 생산방법.
- 시스템내의 부식분석 및 부식방지에 대한 방법에 있어서,전해질을 포함하는 영역에 주요 방정식으로서 3 차원 라플라스 방정식을 제공하는 단계,경계요소법에 의해 라플라스 방정식을 이산화시키는 단계,양극 및/또는 음극내부의 영역에 주요 방정식으로서 평탄표면 또는 만곡표면을 취급하는 2 차원 또는 3 차원 프와송 방정식을 제공하는 단계,경계요소법 또는 유한요소법에 의한 프와송 방정식을 이산화시키는 단계,시스템내의 전류밀도분포 및 전위분포를 계산하기 위하여 상기 이산화된 방정식을 연립방정식으로 공식화하는 단계를 포함하는 것을 특징으로 하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11-330159 | 1999-11-19 | ||
JP33015999A JP4282186B2 (ja) | 1999-11-19 | 1999-11-19 | めっき解析方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20010051787A true KR20010051787A (ko) | 2001-06-25 |
Family
ID=18229485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000068588A KR20010051787A (ko) | 1999-11-19 | 2000-11-17 | 도금 분석 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6542784B1 (ko) |
EP (1) | EP1113094A3 (ko) |
JP (1) | JP4282186B2 (ko) |
KR (1) | KR20010051787A (ko) |
TW (1) | TW574435B (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4384825B2 (ja) * | 2001-04-26 | 2009-12-16 | 上村工業株式会社 | 電着塗膜の膜厚算出方法 |
JP3829281B2 (ja) * | 2002-04-11 | 2006-10-04 | 株式会社日立製作所 | 膜厚分布解析方法、電子回路基板及び製造プロセスの設計装置 |
US7247222B2 (en) * | 2002-07-24 | 2007-07-24 | Applied Materials, Inc. | Electrochemical processing cell |
US7128823B2 (en) | 2002-07-24 | 2006-10-31 | Applied Materials, Inc. | Anolyte for copper plating |
JP4421370B2 (ja) | 2004-04-28 | 2010-02-24 | 富士通株式会社 | めっき解析装置、めっき解析方法とめっき解析方法を実行させるためのプログラム |
TWI414639B (zh) * | 2005-05-25 | 2013-11-11 | Applied Materials Inc | 具有一陽極陣列的電鍍裝置 |
KR100651919B1 (ko) * | 2005-09-29 | 2006-12-01 | 엘지전자 주식회사 | 녹화 속도 조절 기능을 갖는 이동통신단말기 및 이를이용한 방법 |
DE102006033721A1 (de) * | 2006-03-21 | 2007-09-27 | Daimlerchrysler Ag | Verfahren und Vorrichtung zur Vorhersage der Lackschichtdicke |
JP2008014699A (ja) * | 2006-07-04 | 2008-01-24 | Tokyo Institute Of Technology | 電解処理における膜厚測定方法及び膜厚測定装置 |
NL1033973C2 (nl) * | 2007-06-12 | 2008-12-15 | Elsyca N V | Werkwijze en inrichting voor het deponeren of verwijderen van een laag op een werkstuk, analysemethode en inrichting voor het analyseren van een te verwachten laagdikte, een werkwijze voor het vervaardigen van een database voor een dergelijke analysemethode of inrichting, alsmede een dergelijke database. |
JP5463539B2 (ja) * | 2008-10-31 | 2014-04-09 | 国立大学法人東京工業大学 | 導電性の液体中における電極の電流測定方法及び電流測定装置 |
JP5378935B2 (ja) * | 2009-09-30 | 2013-12-25 | 株式会社日立製作所 | 解析装置、フランジ形状の評価方法 |
CN103849922A (zh) * | 2013-12-24 | 2014-06-11 | 三星高新电机(天津)有限公司 | 基于cae分析的旋转电镀阴极电流密度分布的评价方法 |
JP6861610B2 (ja) | 2017-11-07 | 2021-04-21 | 株式会社荏原製作所 | めっき解析方法、めっき解析システム、及びめっき解析のためのコンピュータプログラム |
EP3944121A4 (en) | 2019-03-19 | 2022-06-01 | GS Yuasa International Ltd. | METHOD, DEVICE AND SIMULATION PROGRAM |
JP7358251B2 (ja) | 2020-01-17 | 2023-10-10 | 株式会社荏原製作所 | めっき支援システム、めっき支援装置、めっき支援プログラムおよびめっき実施条件決定方法 |
CN117144436B (zh) * | 2023-10-31 | 2024-01-26 | 南通赛可特电子有限公司 | 提升镀铜均匀性的镀铜工艺优化方法及装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2605669C3 (de) * | 1976-02-13 | 1982-11-18 | E.D. Rode KG, 2000 Hamburg | Verfahren und Anlage zur Regelung der kathodischen Stromdichte in galvanischen Bädern |
US6074544A (en) * | 1998-07-22 | 2000-06-13 | Novellus Systems, Inc. | Method of electroplating semiconductor wafer using variable currents and mass transfer to obtain uniform plated layer |
-
1999
- 1999-11-19 JP JP33015999A patent/JP4282186B2/ja not_active Expired - Lifetime
-
2000
- 2000-11-17 EP EP00125141A patent/EP1113094A3/en not_active Withdrawn
- 2000-11-17 US US09/714,211 patent/US6542784B1/en not_active Expired - Lifetime
- 2000-11-17 TW TW89124346A patent/TW574435B/zh not_active IP Right Cessation
- 2000-11-17 KR KR1020000068588A patent/KR20010051787A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1113094A2 (en) | 2001-07-04 |
JP2001152397A (ja) | 2001-06-05 |
EP1113094A3 (en) | 2004-04-28 |
US6542784B1 (en) | 2003-04-01 |
TW574435B (en) | 2004-02-01 |
JP4282186B2 (ja) | 2009-06-17 |
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