KR100212098B1 - 반도체 집적회로 장치 및 그 제조 방법과 반도체 집적 회로 장치의 배선기판 및 그 제조 방법 - Google Patents
반도체 집적회로 장치 및 그 제조 방법과 반도체 집적 회로 장치의 배선기판 및 그 제조 방법 Download PDFInfo
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- KR100212098B1 KR100212098B1 KR1019880011906A KR880011906A KR100212098B1 KR 100212098 B1 KR100212098 B1 KR 100212098B1 KR 1019880011906 A KR1019880011906 A KR 1019880011906A KR 880011906 A KR880011906 A KR 880011906A KR 100212098 B1 KR100212098 B1 KR 100212098B1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/05—Making the transistor
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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
- H01L21/30—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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
- H10B12/033—Making the capacitor or connections thereto the capacitor extending over the transistor
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
- H10B12/036—Making the capacitor or connections thereto the capacitor extending under the transistor
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (6)
- 메모리셀 선택용 MISFET 와 정보축적용 용량소자로 이루어지는 메모리셀을 갖는 DRAM을 구비한 반도체 집적회로 장치의 제조방법에 있어서, 메모리셀 형성영역을 포함하는 주면(1)을 갖는 반도체기판을 준비하는 공정, 상기 메모리셀 형성영역에 메모리셀 선택용 MISFET 의 게이트전극(7)을 형성하는 공정, 상기 메모리셀 형성영역에 메모리셀 선택용 MISFET 의 소오스 및 드레인영역(9)의 한쪽을 구성하는 반도체영역을 형성하는 공정, 상기 메모리셀 선택용 MISFET 의 게이트전극의 상부에 제1 절연막(12)을 퇴적시키는 공정, 상기 제1 절연막의 상부에 제1 도체층(13)을 퇴적시키는 공정, 상기 제1 도체층을 패터닝하여 소정의 평면형상을 갖고 또한 상기 한쪽의 반도체영역(9)에 전기적으로 접속되는 정보축적용 용량소자의 제1 전극을 형성하는 공정, 상기 정보축적용 용량소자의 제1 전극의 상면 및 측면을 덮는 유전체막(14)을 퇴적시키는 공정, 상기 제1 전극의 상면 및 측면을 덮도록 상기 유전체막의 상부에 제2도체층(15)을 퇴적시키는 공정, 상기 제2 도체층상에 상기 소정의 평면형상을 갖는 제1 전극(13)의 평면 전체를 덮는 평면패턴을 갖는 마스크층(29)을 형성하는 공정, 상기 제2 도체층(15) 및 상기 유전체막(14)을 에칭하여 상기 마스크층(29)에서 노출된 부분의 제2 도체층과 유전체막을 제거하는 공정을 포함하는 반도체 집적회로장치의 제조방법.
- 제1항에 있어서, 상기 제1 절연막(12)은 상기 마스크층을 사용하는 것에 의해 제거되는 것을 특징으로 하는 반도체 집적회로 장치의 제조방법.
- 제2항에 있어서, 상기 반도체기판의 주면은 주변회로용 MISFET 형성영역을 갖고, 상기 마스크층을 사용해서 상기 제1 절연막을 제거하는 공정 후에 상기 주변회로용 MISFET 형성영역으로 불순물을 선택적으로 도입해서 상기 주변회로용 MISFET의 소오스 및 드레인영역을 구성하는 반도체영역(17)을 형성하는 공정을 더 포함하는 것을 특징으로 하는 반도체 집적회로 장치의 제조방법.
- 제1항에 있어서, 상기 제1 절연막은 상기 제2 전극층 및 상기 유전체막을 에칭할 때의 반도체기판 표면의 보호막으로서 작용하는 반도체 집적회로 장치의 제조방법.
- 제1항에 있어서, 상기 제2 도체층 및 상기 유전체막의 에칭에 의해 상기 마스크층에서 노출된 영역의 상기 제1 절연막이 노출되는 반도체 집적회로 장치의 제조방법.
- 제1항에 있어서, 상기 제2 도체층 및 상기 유전체막의 에칭공정에 의해 상기 마스크층은 상기 제1 전극의 측면에 상기 유전체막과 제2 전극이 남게되는 평면패턴을 갖는 반도체 집적회로 장치의 제조방법.
Applications Claiming Priority (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62235910A JPS6480067A (en) | 1987-09-19 | 1987-09-19 | Semiconductor integrated circuit device and manufacture thereof |
JP62235914A JP2567873B2 (ja) | 1987-09-19 | 1987-09-19 | 半導体集積回路装置 |
JP62-235914 | 1987-09-19 | ||
JP62235906A JP2615076B2 (ja) | 1987-09-19 | 1987-09-19 | 半導体集積回路装置の製造方法 |
JP62235909A JPS6480042A (en) | 1987-09-19 | 1987-09-19 | Manufacture of wiring board |
JP62-235910 | 1987-09-19 | ||
JP23591287A JPS6480045A (en) | 1987-09-19 | 1987-09-19 | Wiring board and manufacture thereof |
JP62235913A JP2906405B2 (ja) | 1987-09-19 | 1987-09-19 | 半導体集積回路装置の製造方法 |
JP62-235911 | 1987-09-19 | ||
JP62-235909 | 1987-09-19 | ||
JP62-235906 | 1987-09-19 | ||
JP62235911A JPS6480060A (en) | 1987-09-19 | 1987-09-19 | Semiconductor integrated circuit device |
JP62-235912 | 1987-09-19 | ||
JP62-235913 | 1987-09-19 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970040515A Division KR0150941B1 (ko) | 1987-09-19 | 1997-08-25 | 반도체 집적회로장치 및 그 제조방법과 반도체 집적회로장치의 배선기판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890005876A KR890005876A (ko) | 1989-05-17 |
KR100212098B1 true KR100212098B1 (ko) | 1999-08-02 |
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ID=27566662
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880011906A Expired - Lifetime KR100212098B1 (ko) | 1987-09-19 | 1988-09-15 | 반도체 집적회로 장치 및 그 제조 방법과 반도체 집적 회로 장치의 배선기판 및 그 제조 방법 |
KR1019970040515A Expired - Lifetime KR0150941B1 (ko) | 1987-09-19 | 1997-08-25 | 반도체 집적회로장치 및 그 제조방법과 반도체 집적회로장치의 배선기판 및 그 제조방법 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019970040515A Expired - Lifetime KR0150941B1 (ko) | 1987-09-19 | 1997-08-25 | 반도체 집적회로장치 및 그 제조방법과 반도체 집적회로장치의 배선기판 및 그 제조방법 |
Country Status (2)
Country | Link |
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US (8) | US5153685A (ko) |
KR (2) | KR100212098B1 (ko) |
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-
1988
- 1988-09-15 KR KR1019880011906A patent/KR100212098B1/ko not_active Expired - Lifetime
- 1988-09-19 US US07/246,514 patent/US5153685A/en not_active Expired - Lifetime
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1994
- 1994-06-06 US US08/254,562 patent/US5504029A/en not_active Expired - Lifetime
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1996
- 1996-03-25 US US08/620,867 patent/US5753550A/en not_active Expired - Fee Related
-
1997
- 1997-08-25 KR KR1019970040515A patent/KR0150941B1/ko not_active Expired - Lifetime
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1998
- 1998-01-26 US US09/013,605 patent/US5930624A/en not_active Expired - Fee Related
-
1999
- 1999-05-25 US US09/317,999 patent/US6281071B1/en not_active Expired - Fee Related
-
2001
- 2001-07-27 US US09/915,590 patent/US20020028574A1/en not_active Abandoned
- 2001-12-03 US US09/998,654 patent/US6737318B2/en not_active Expired - Fee Related
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2004
- 2004-02-10 US US10/774,524 patent/US20040155289A1/en not_active Abandoned
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KR0150941B1 (ko) | 1998-10-01 |
US5930624A (en) | 1999-07-27 |
US6737318B2 (en) | 2004-05-18 |
US5753550A (en) | 1998-05-19 |
US6281071B1 (en) | 2001-08-28 |
US5504029A (en) | 1996-04-02 |
US20020028574A1 (en) | 2002-03-07 |
US20020127793A1 (en) | 2002-09-12 |
US20040155289A1 (en) | 2004-08-12 |
US5153685A (en) | 1992-10-06 |
KR890005876A (ko) | 1989-05-17 |
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