CN1306584C - 一种电容器的制造方法 - Google Patents
一种电容器的制造方法 Download PDFInfo
- Publication number
- CN1306584C CN1306584C CN200410053694.1A CN200410053694A CN1306584C CN 1306584 C CN1306584 C CN 1306584C CN 200410053694 A CN200410053694 A CN 200410053694A CN 1306584 C CN1306584 C CN 1306584C
- Authority
- CN
- China
- Prior art keywords
- capacitor
- polysilicon
- deposition
- protective layer
- manufacture method
- 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
- 239000003990 capacitor Substances 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 60
- 229920005591 polysilicon Polymers 0.000 claims abstract description 43
- 238000005530 etching Methods 0.000 claims abstract description 22
- 239000010410 layer Substances 0.000 claims abstract description 18
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- 238000000151 deposition Methods 0.000 claims description 23
- 230000008021 deposition Effects 0.000 claims description 22
- 238000001259 photo etching Methods 0.000 claims description 12
- 239000012212 insulator Substances 0.000 claims description 11
- 239000002019 doping agent Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 claims description 7
- 229910021342 tungsten silicide Inorganic materials 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 6
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 239000007792 gaseous phase Substances 0.000 claims description 2
- 239000011229 interlayer Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 238000005229 chemical vapour deposition Methods 0.000 claims 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 4
- 239000000377 silicon dioxide Substances 0.000 abstract description 4
- 230000015556 catabolic process Effects 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 238000000635 electron micrograph Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200410053694.1A CN1306584C (zh) | 2004-08-12 | 2004-08-12 | 一种电容器的制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200410053694.1A CN1306584C (zh) | 2004-08-12 | 2004-08-12 | 一种电容器的制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1734739A CN1734739A (zh) | 2006-02-15 |
CN1306584C true CN1306584C (zh) | 2007-03-21 |
Family
ID=36077047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200410053694.1A Expired - Fee Related CN1306584C (zh) | 2004-08-12 | 2004-08-12 | 一种电容器的制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1306584C (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1177831A (zh) * | 1996-09-26 | 1998-04-01 | 联华电子股份有限公司 | 具有电容器的半导体存储器件的制造方法 |
JP2000183300A (ja) * | 1998-12-18 | 2000-06-30 | Mitsubishi Electric Corp | キャパシタ、半導体装置、ダイナミック型半導体記憶装置および不揮発性半導体記憶装置ならびに半導体装置の製造方法 |
US6093617A (en) * | 1997-05-19 | 2000-07-25 | Taiwan Semiconductor Manufacturing Company | Process to fabricate hemispherical grain polysilicon |
US6124607A (en) * | 1996-07-15 | 2000-09-26 | Micron Technology, Inc. | Capacitive memory cell |
-
2004
- 2004-08-12 CN CN200410053694.1A patent/CN1306584C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6124607A (en) * | 1996-07-15 | 2000-09-26 | Micron Technology, Inc. | Capacitive memory cell |
CN1177831A (zh) * | 1996-09-26 | 1998-04-01 | 联华电子股份有限公司 | 具有电容器的半导体存储器件的制造方法 |
US6093617A (en) * | 1997-05-19 | 2000-07-25 | Taiwan Semiconductor Manufacturing Company | Process to fabricate hemispherical grain polysilicon |
JP2000183300A (ja) * | 1998-12-18 | 2000-06-30 | Mitsubishi Electric Corp | キャパシタ、半導体装置、ダイナミック型半導体記憶装置および不揮発性半導体記憶装置ならびに半導体装置の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1734739A (zh) | 2006-02-15 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20111130 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20111130 Address after: 201203 Shanghai Zhangjiang Road, Zhangjiang High Tech Park of Pudong New Area No. 18 Co-patentee after: Semiconductor Manufacturing International (Beijing) Corporation Patentee after: Semiconductor Manufacturing International (Shanghai) Corporation Address before: 201203 Shanghai Zhangjiang Road, Zhangjiang High Tech Park of Pudong New Area No. 18 Patentee before: Semiconductor Manufacturing International (Shanghai) Corporation |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070321 Termination date: 20180812 |
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CF01 | Termination of patent right due to non-payment of annual fee |