KR100537204B1 - 반도체 소자의 캐패시터 제조방법 - Google Patents
반도체 소자의 캐패시터 제조방법 Download PDFInfo
- Publication number
- KR100537204B1 KR100537204B1 KR10-2003-0043072A KR20030043072A KR100537204B1 KR 100537204 B1 KR100537204 B1 KR 100537204B1 KR 20030043072 A KR20030043072 A KR 20030043072A KR 100537204 B1 KR100537204 B1 KR 100537204B1
- Authority
- KR
- South Korea
- Prior art keywords
- lower electrode
- storage node
- contact plug
- node contact
- forming
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 27
- 239000004065 semiconductor Substances 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 22
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 22
- 229920005591 polysilicon Polymers 0.000 claims abstract description 22
- 239000011229 interlayer Substances 0.000 claims abstract description 13
- 238000000151 deposition Methods 0.000 claims abstract description 9
- 238000005530 etching Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 8
- 150000004767 nitrides Chemical class 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
- H01L28/82—Electrodes with an enlarged surface, e.g. formed by texturisation
- H01L28/90—Electrodes with an enlarged surface, e.g. formed by texturisation having vertical extensions
- H01L28/91—Electrodes with an enlarged surface, e.g. formed by texturisation having vertical extensions made by depositing layers, e.g. by depositing alternating conductive and insulating layers
-
- 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
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
-
- 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
- H10B12/0335—Making a connection between the transistor and the capacitor, e.g. plug
-
- 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
- H10B12/318—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor the storage electrode having multiple segments
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Memories (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (4)
- 삭제
- 삭제
- 층간절연막에 의해 분리되며 폴리실리콘막으로 된 스토리지노드 콘택플러그가 형성된 반도체 기판을 준비하는 단계;상기 기판 전면 상에 하부전극 형성용 절연막을 증착하는 단계;상기 하부전극 형성용 절연막 상에 하드마스크용 폴리실리콘막을 형성하는 단계;상기 하드마스크용 폴리실리콘막을 식각하여 하드마스크를 형성하는 단계;상기 하드마스크를 이용하여 상기 하부전극 형성용 절연막을 식각하여 상기 스토리지노드 콘택플러그의 일측을 노출시키는 원형의 하부전극용 홀을 형성하는 단계;에치백 공정을 통해 상기 하드마스크를 제거함과 동시에 상기 하부전극용 홀 아래에 노출된 스토리지노드 콘택플러그의 일부를 제거하는 단계; 및상기 스토리지노드 콘택플러그의 제거 부분을 매립하면서 상기 스토리지노드콘택플러그와 연결되는 하부전극용 물질막을 증착하는 단계를 포함하는 반도체 소자의 캐패시터 제조방법.
- 제 3 항에 있어서,원형의 하부전극용 홀을 형성시, 상기 스토리지노드 콘택플러그의 일측 노출은 0.1 내지 50%의 범위로 하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0043072A KR100537204B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체 소자의 캐패시터 제조방법 |
TW092134344A TWI310976B (en) | 2003-06-30 | 2003-12-05 | Semiconductor device and method for fabricating capacitor of semiconductor device |
US10/741,787 US7129131B2 (en) | 2003-06-30 | 2003-12-18 | Method for fabricating capacitor of semiconductor device |
CNB2004100310644A CN1307708C (zh) | 2003-06-30 | 2004-04-12 | 半导体装置及制造半导体装置的电容器的方法 |
US11/351,450 US7332761B2 (en) | 2003-06-30 | 2006-02-09 | Method for fabricating capacitor of semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0043072A KR100537204B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체 소자의 캐패시터 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050002026A KR20050002026A (ko) | 2005-01-07 |
KR100537204B1 true KR100537204B1 (ko) | 2005-12-16 |
Family
ID=36582797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0043072A KR100537204B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체 소자의 캐패시터 제조방법 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7129131B2 (ko) |
KR (1) | KR100537204B1 (ko) |
CN (1) | CN1307708C (ko) |
TW (1) | TWI310976B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100689676B1 (ko) | 2005-04-30 | 2007-03-09 | 주식회사 하이닉스반도체 | 반도체메모리장치의 제조 방법 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100668833B1 (ko) * | 2004-12-17 | 2007-01-16 | 주식회사 하이닉스반도체 | 반도체소자의 캐패시터 제조방법 |
CN107845633B (zh) * | 2017-10-30 | 2023-05-12 | 长鑫存储技术有限公司 | 存储器及其制造方法 |
US10755970B2 (en) * | 2018-06-15 | 2020-08-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor device structures |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2528731B2 (ja) * | 1990-01-26 | 1996-08-28 | 三菱電機株式会社 | 半導体記憶装置およびその製造方法 |
KR970007967B1 (en) * | 1994-05-11 | 1997-05-19 | Hyundai Electronics Ind | Fabrication method and semiconductor device |
US5550076A (en) * | 1995-09-11 | 1996-08-27 | Vanguard International Semiconductor Corp. | Method of manufacture of coaxial capacitor for dram memory cell and cell manufactured thereby |
US5518948A (en) * | 1995-09-27 | 1996-05-21 | Micron Technology, Inc. | Method of making cup-shaped DRAM capacitor having an inwardly overhanging lip |
JP3651112B2 (ja) | 1996-05-10 | 2005-05-25 | ソニー株式会社 | 配線形成方法 |
US5792687A (en) * | 1996-08-01 | 1998-08-11 | Vanguard International Semiconductor Corporation | Method for fabricating high density integrated circuits using oxide and polysilicon spacers |
US5759892A (en) | 1996-09-24 | 1998-06-02 | Taiwan Semiconductor Manufacturing Company Ltd | Formation of self-aligned capacitor contact module in stacked cyclindrical dram cell |
JP2877108B2 (ja) | 1996-12-04 | 1999-03-31 | 日本電気株式会社 | 半導体装置およびその製造方法 |
US6268661B1 (en) | 1999-08-31 | 2001-07-31 | Nec Corporation | Semiconductor device and method of its fabrication |
JPH10242271A (ja) | 1997-02-28 | 1998-09-11 | Sony Corp | 半導体装置及びその製造方法 |
US5918120A (en) * | 1998-07-24 | 1999-06-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for fabricating capacitor-over-bit line (COB) dynamic random access memory (DRAM) using tungsten landing plug contacts and Ti/TiN bit lines |
US6015733A (en) * | 1998-08-13 | 2000-01-18 | Taiwan Semiconductor Manufacturing Company | Process to form a crown capacitor structure for a dynamic random access memory cell |
JP2000077622A (ja) * | 1998-08-31 | 2000-03-14 | Texas Instr Inc <Ti> | 半導体記憶装置及びその製造方法 |
US6277726B1 (en) | 1998-12-09 | 2001-08-21 | National Semiconductor Corporation | Method for decreasing contact resistance of an electrode positioned inside a misaligned via for multilevel interconnects |
TW429615B (en) * | 1999-11-06 | 2001-04-11 | United Microelectronics Corp | Fabricating method for the capacitor of dynamic random access memory |
JP2001210803A (ja) | 1999-11-18 | 2001-08-03 | Mitsubishi Electric Corp | スタックトキャパシタおよびその製造方法 |
KR100328450B1 (ko) * | 1999-12-29 | 2002-03-16 | 박종섭 | 반도체 소자의 캐패시터 제조방법 |
-
2003
- 2003-06-30 KR KR10-2003-0043072A patent/KR100537204B1/ko active IP Right Grant
- 2003-12-05 TW TW092134344A patent/TWI310976B/zh not_active IP Right Cessation
- 2003-12-18 US US10/741,787 patent/US7129131B2/en not_active Expired - Lifetime
-
2004
- 2004-04-12 CN CNB2004100310644A patent/CN1307708C/zh not_active Expired - Lifetime
-
2006
- 2006-02-09 US US11/351,450 patent/US7332761B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100689676B1 (ko) | 2005-04-30 | 2007-03-09 | 주식회사 하이닉스반도체 | 반도체메모리장치의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
US20060124984A1 (en) | 2006-06-15 |
CN1307708C (zh) | 2007-03-28 |
US20040262662A1 (en) | 2004-12-30 |
TWI310976B (en) | 2009-06-11 |
KR20050002026A (ko) | 2005-01-07 |
US7129131B2 (en) | 2006-10-31 |
US7332761B2 (en) | 2008-02-19 |
CN1577799A (zh) | 2005-02-09 |
TW200501325A (en) | 2005-01-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7709319B2 (en) | Semiconductor device and method of manufacturing the same | |
KR100448719B1 (ko) | 다마신공정을 이용한 반도체 장치 및 그의 제조방법 | |
KR20090077511A (ko) | 콘택홀 형성 방법 및 이를 포함하는 반도체 소자의 제조방법. | |
KR100537204B1 (ko) | 반도체 소자의 캐패시터 제조방법 | |
US6207496B1 (en) | Method of forming capacitor of semiconductor device | |
KR100289661B1 (ko) | 반도체 소자의 제조방법 | |
KR100382545B1 (ko) | 반도체 소자의 제조방법 | |
KR100414730B1 (ko) | 반도체소자의 캐패시터 형성방법 | |
KR100310543B1 (ko) | 반도체소자의 형성방법 | |
KR100367732B1 (ko) | 커패시터 제조방법 | |
KR100286336B1 (ko) | 커패시터제조방법 | |
KR100804147B1 (ko) | 커패시터의 형성방법 | |
KR100265564B1 (ko) | 콘택홀 형성방법 | |
KR960013644B1 (ko) | 캐패시터 제조방법 | |
KR100257711B1 (ko) | 반도체 소자의 제조방법 | |
KR20050003297A (ko) | 랜딩 플러그 제조 방법 | |
KR20050095196A (ko) | 반도체 소자의 커패시터 제조방법 | |
KR20040059437A (ko) | 반도체 소자의 캐패시터 제조방법 | |
KR20050121138A (ko) | 스토리지 노드 전극을 갖는 반도체소자 및 그 제조방법 | |
KR20050056353A (ko) | 반도체 소자의 랜딩 플러그 폴리 형성방법 | |
KR20040057630A (ko) | 반도체소자의 캐패시터 제조방법 | |
KR20000040328A (ko) | 스토리지 전극 형성 방법 | |
KR20050097119A (ko) | 반도체 소자의 제조방법 | |
KR20040083810A (ko) | 반도체 소자의 비트라인 콘택 형성방법 | |
JPH0799289A (ja) | 半導体素子の積層キャパシタの形成方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121121 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20131122 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20141126 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20151120 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20161125 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20171124 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20181126 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20191125 Year of fee payment: 15 |