KR100248805B1 - 반도체 소자의 금속배선 형성방법 - Google Patents
반도체 소자의 금속배선 형성방법 Download PDFInfo
- Publication number
- KR100248805B1 KR100248805B1 KR1019960076283A KR19960076283A KR100248805B1 KR 100248805 B1 KR100248805 B1 KR 100248805B1 KR 1019960076283 A KR1019960076283 A KR 1019960076283A KR 19960076283 A KR19960076283 A KR 19960076283A KR 100248805 B1 KR100248805 B1 KR 100248805B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- semiconductor device
- lower metal
- contact
- via hole
- 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
- 239000002184 metal Substances 0.000 title claims abstract description 27
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title abstract description 5
- 238000005530 etching Methods 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 13
- 229920002120 photoresistant polymer Polymers 0.000 claims description 13
- 239000011229 interlayer Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 230000006866 deterioration Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Classifications
-
- 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
- H01L21/76805—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 the opening being a via or contact hole penetrating the underlying conductor
-
- 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
- H01L21/76838—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 conductors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (1)
- 반도체 기판 상에 형성된 소정의 하부층 상부에 하부 금속막을 형성하는 제1단계;상기 하부 금속막 상부에 비아홀 형성 부위의 단면이 凹 형상인 포토레지스트 패턴을 형성하는 제2 단계;상기 포토레지스트 패턴을 식각 장벽으로 하여 상기 하부 금속막을 식각함으로써 비아홀 형성 부위의 단면이 凹 형상인 하부 금속 배선을 형성하는 제3 단계;상기 제3 단계를 마친 전체구조 상부에 층간 절연막을 형성하는 제4 단계;상기 비아홀 형성 부위의 상기 층간 절연막을 선택 식각하여 비아홀을 형성하는 제5 단계; 및
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960076283A KR100248805B1 (ko) | 1996-12-30 | 1996-12-30 | 반도체 소자의 금속배선 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960076283A KR100248805B1 (ko) | 1996-12-30 | 1996-12-30 | 반도체 소자의 금속배선 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980057013A KR19980057013A (ko) | 1998-09-25 |
KR100248805B1 true KR100248805B1 (ko) | 2000-03-15 |
Family
ID=19492149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960076283A Expired - Fee Related KR100248805B1 (ko) | 1996-12-30 | 1996-12-30 | 반도체 소자의 금속배선 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100248805B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05109905A (ja) * | 1991-10-15 | 1993-04-30 | Fujitsu Ltd | 半導体装置とその製造方法 |
JPH0621235A (ja) * | 1992-07-01 | 1994-01-28 | Nec Corp | 半導体装置 |
-
1996
- 1996-12-30 KR KR1019960076283A patent/KR100248805B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05109905A (ja) * | 1991-10-15 | 1993-04-30 | Fujitsu Ltd | 半導体装置とその製造方法 |
JPH0621235A (ja) * | 1992-07-01 | 1994-01-28 | Nec Corp | 半導体装置 |
Also Published As
Publication number | Publication date |
---|---|
KR19980057013A (ko) | 1998-09-25 |
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Comment text: Notification of reason for refusal Patent event date: 19990526 Patent event code: PE09021S01D |
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