KR100607323B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100607323B1 KR100607323B1 KR1020040054062A KR20040054062A KR100607323B1 KR 100607323 B1 KR100607323 B1 KR 100607323B1 KR 1020040054062 A KR1020040054062 A KR 1020040054062A KR 20040054062 A KR20040054062 A KR 20040054062A KR 100607323 B1 KR100607323 B1 KR 100607323B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal wiring
- etching
- insulating film
- semiconductor device
- forming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000002184 metal Substances 0.000 title claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 52
- 239000004065 semiconductor Substances 0.000 title claims abstract description 29
- 230000015572 biosynthetic process Effects 0.000 title claims description 7
- 238000005530 etching Methods 0.000 claims abstract description 40
- 229920000642 polymer Polymers 0.000 claims abstract description 16
- 238000001465 metallisation Methods 0.000 claims abstract 3
- 239000000758 substrate Substances 0.000 claims description 6
- 238000000059 patterning Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 41
- 239000011229 interlayer Substances 0.000 description 32
- 239000007789 gas Substances 0.000 description 10
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 239000005368 silicate glass Substances 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004491 TaAlN Inorganic materials 0.000 description 1
- 229910004166 TaN Inorganic materials 0.000 description 1
- 229910004200 TaSiN Inorganic materials 0.000 description 1
- 229910008482 TiSiN Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- GDFCWFBWQUEQIJ-UHFFFAOYSA-N [B].[P] Chemical compound [B].[P] GDFCWFBWQUEQIJ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
Images
Classifications
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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
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76804—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics by forming tapered via holes
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31127—Etching organic layers
- H01L21/31133—Etching organic layers by chemical means
- H01L21/31138—Etching organic layers by chemical means by dry-etching
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76816—Aspects relating to the layout of the pattern or to the size of vias or trenches
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/978—Semiconductor device manufacturing: process forming tapered edges on substrate or adjacent layers
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (4)
- (a) 소정의 구조가 형성된 반도체 기판 상부에 절연막을 형성한 후 상기 절연막 상부에 소정의 폭을 갖는 금속배선 패턴 마스크를 형성하는 단계;(b) 상기 금속배선 패턴 마스크를 이용한 식각공정으로 상기 절연막을 식각하여 홈을 형성하되, 상기 식각공정시 발생되는 폴리머의 양을 제어하여 상기 절연막 상부의 소정 부위를 제 1 식각각도로 식각한 후 상기 제 1 식각각도보다 큰 제 2 식각각도로 나머지의 상기 절연막을 식각하여 상기 금속배선 패턴 마스크의 폭보다 좁은 폭의 상기 홈을 형성하는 단계; 및(c) 상기 홈이 매립되도록 금속배선을 형성하는 단계를 포함하는 반도체 소자의 금속배선 형성방법.
- 제 1 항에 있어서, 상기 (b) 단계의 식각 공정은상기 금속배선 패턴 마스크를 이용하고, CxFy 가스와 CH2F2 가스가 혼합된 혼합가스를 이용하여 상기 절연막의 상부 모서리 부위가 라운딩하게 되어 상기 제 1 식각각도를 갖도록 하는 제 1 단계; 및상기 금속배선 패턴 마스크를 이용하고, CxFy 가스, CH2F2 가스 및 O2 가스를 이용하여 나머지의 상기 절연막이 상기 제 2 식각각도를 갖도록 완전히 패터닝하는 제 2 단계를 포함하는 반도체 소자의 금속배선 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 식각각도는 40°내지 70°인 반도체 소자의 금속배선 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제 2 식각각도는 60°내지 80°인 반도체 소자의 금속배선 형성방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040054062A KR100607323B1 (ko) | 2004-07-12 | 2004-07-12 | 반도체 소자의 금속배선 형성방법 |
JP2005150606A JP4443465B2 (ja) | 2004-07-12 | 2005-05-24 | 半導体素子の金属配線形成方法 |
US11/138,684 US7101786B2 (en) | 2004-07-12 | 2005-05-27 | Method for forming a metal line in a semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040054062A KR100607323B1 (ko) | 2004-07-12 | 2004-07-12 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060005176A KR20060005176A (ko) | 2006-01-17 |
KR100607323B1 true KR100607323B1 (ko) | 2006-08-01 |
Family
ID=35541923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040054062A Expired - Fee Related KR100607323B1 (ko) | 2004-07-12 | 2004-07-12 | 반도체 소자의 금속배선 형성방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7101786B2 (ko) |
JP (1) | JP4443465B2 (ko) |
KR (1) | KR100607323B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100632658B1 (ko) * | 2004-12-29 | 2006-10-12 | 주식회사 하이닉스반도체 | 반도체 소자의 금속배선 형성방법 |
DE102010002454A1 (de) * | 2010-02-26 | 2011-09-01 | Globalfoundries Dresden Module One Limited Liability Company & Co. Kg | Metallisierungssystem eines Halbleiterbauelements mit verrundeten Verbindungen, die durch Hartmaskenverrundung hergestellt sind |
US10090167B2 (en) * | 2014-10-15 | 2018-10-02 | Taiwan Semiconductor Manufacturing Company | Semiconductor device and method of forming same |
TWI680496B (zh) | 2016-09-13 | 2019-12-21 | 美商應用材料股份有限公司 | 高壓縮/拉伸的翹曲晶圓上的厚鎢硬遮罩膜沉積 |
TWI713961B (zh) | 2018-01-15 | 2020-12-21 | 美商應用材料股份有限公司 | 針對碳化鎢膜改善附著及缺陷之技術 |
CN110649134B (zh) * | 2018-06-26 | 2021-04-09 | 北京北方华创微电子装备有限公司 | 图形化衬底的制作方法、图形化衬底和发光二极管 |
KR20240073668A (ko) | 2022-11-18 | 2024-05-27 | 이재현 | 가변저항 센서를 이용하여 모터를 제어하는 전동 스케이트 보드 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3024317B2 (ja) * | 1991-10-25 | 2000-03-21 | 日本電気株式会社 | 半導体装置の製造方法 |
US6143648A (en) * | 1997-02-18 | 2000-11-07 | Motorola, Inc. | Method for forming an integrated circuit |
JP3400770B2 (ja) * | 1999-11-16 | 2003-04-28 | 松下電器産業株式会社 | エッチング方法、半導体装置及びその製造方法 |
KR100611390B1 (ko) | 2000-06-30 | 2006-08-11 | 주식회사 하이닉스반도체 | 반도체소자의 전하저장전극 형성방법 |
US6407002B1 (en) * | 2000-08-10 | 2002-06-18 | Taiwan Semiconductor Manufacturing Company | Partial resist free approach in contact etch to improve W-filling |
US6511902B1 (en) * | 2002-03-26 | 2003-01-28 | Macronix International Co., Ltd. | Fabrication method for forming rounded corner of contact window and via by two-step light etching technique |
KR100914450B1 (ko) | 2002-12-28 | 2009-08-28 | 매그나칩 반도체 유한회사 | 반도체 소자의 금속 배선 형성 방법 |
-
2004
- 2004-07-12 KR KR1020040054062A patent/KR100607323B1/ko not_active Expired - Fee Related
-
2005
- 2005-05-24 JP JP2005150606A patent/JP4443465B2/ja not_active Expired - Fee Related
- 2005-05-27 US US11/138,684 patent/US7101786B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4443465B2 (ja) | 2010-03-31 |
US7101786B2 (en) | 2006-09-05 |
KR20060005176A (ko) | 2006-01-17 |
US20060009024A1 (en) | 2006-01-12 |
JP2006032912A (ja) | 2006-02-02 |
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