CN1917211A - 动态随机存取存储器及其制造方法 - Google Patents
动态随机存取存储器及其制造方法 Download PDFInfo
- Publication number
- CN1917211A CN1917211A CN 200510092038 CN200510092038A CN1917211A CN 1917211 A CN1917211 A CN 1917211A CN 200510092038 CN200510092038 CN 200510092038 CN 200510092038 A CN200510092038 A CN 200510092038A CN 1917211 A CN1917211 A CN 1917211A
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- Prior art keywords
- dielectric layer
- random access
- access memory
- dynamic random
- capacitor
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- 238000004519 manufacturing process Methods 0.000 title claims description 52
- 239000003990 capacitor Substances 0.000 claims abstract description 104
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 239000010410 layer Substances 0.000 claims description 167
- 238000000034 method Methods 0.000 claims description 96
- 239000004020 conductor Substances 0.000 claims description 55
- 239000000463 material Substances 0.000 claims description 30
- 239000011241 protective layer Substances 0.000 claims description 30
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 238000000059 patterning Methods 0.000 claims description 12
- 229920002120 photoresistant polymer Polymers 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 10
- 229920005591 polysilicon Polymers 0.000 claims description 10
- 238000003701 mechanical milling Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 4
- CBFPXJNABCOVCA-UHFFFAOYSA-N [B].[P].CCO[Si](OCC)(OCC)OCC Chemical compound [B].[P].CCO[Si](OCC)(OCC)OCC CBFPXJNABCOVCA-UHFFFAOYSA-N 0.000 claims description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims 1
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
Images
Landscapes
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (37)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100920387A CN100463185C (zh) | 2005-08-16 | 2005-08-16 | 动态随机存取存储器及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100920387A CN100463185C (zh) | 2005-08-16 | 2005-08-16 | 动态随机存取存储器及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1917211A true CN1917211A (zh) | 2007-02-21 |
CN100463185C CN100463185C (zh) | 2009-02-18 |
Family
ID=37738153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2005100920387A Active CN100463185C (zh) | 2005-08-16 | 2005-08-16 | 动态随机存取存储器及其制造方法 |
Country Status (1)
Country | Link |
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CN (1) | CN100463185C (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107808875A (zh) * | 2016-09-08 | 2018-03-16 | 华邦电子股份有限公司 | 电容器结构及其制造方法 |
CN108269789A (zh) * | 2016-12-30 | 2018-07-10 | 联华电子股份有限公司 | 电容器结构及其制作方法 |
CN108962824A (zh) * | 2017-05-17 | 2018-12-07 | 联华电子股份有限公司 | 半导体元件及其制作方法 |
CN109755243A (zh) * | 2017-11-02 | 2019-05-14 | 联华电子股份有限公司 | 半导体元件及其制作方法 |
CN112490192A (zh) * | 2019-09-12 | 2021-03-12 | 夏泰鑫半导体(青岛)有限公司 | 动态随机存取存储器及其制备方法 |
CN113078115A (zh) * | 2021-03-26 | 2021-07-06 | 长鑫存储技术有限公司 | 半导体结构及其形成方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US5677221A (en) * | 1996-06-19 | 1997-10-14 | Vanguard International Semiconductor Corp. | Method of manufacture DRAM capacitor with reduced layout area |
US5821141A (en) * | 1998-01-12 | 1998-10-13 | Taiwan Semiconductor Manufacturing Company, Ltd | Method for forming a cylindrical capacitor in DRAM having pin plug profile |
US6277688B1 (en) * | 2000-06-30 | 2001-08-21 | Vanguard International Semiconductor Corporation | Method of manufacturing a DRAM capacitor with increased electrode surface area |
KR100399769B1 (ko) * | 2001-03-13 | 2003-09-26 | 삼성전자주식회사 | 엠아이엠 캐패시터를 채용한 캐패시터 오버 비트 라인 구조의 반도체 메모리 소자의 제조 방법 |
JP2004342787A (ja) * | 2003-05-15 | 2004-12-02 | Renesas Technology Corp | 半導体装置および半導体装置の製造方法 |
-
2005
- 2005-08-16 CN CNB2005100920387A patent/CN100463185C/zh active Active
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107808875A (zh) * | 2016-09-08 | 2018-03-16 | 华邦电子股份有限公司 | 电容器结构及其制造方法 |
CN107808875B (zh) * | 2016-09-08 | 2020-01-31 | 华邦电子股份有限公司 | 电容器结构及其制造方法 |
CN108269789A (zh) * | 2016-12-30 | 2018-07-10 | 联华电子股份有限公司 | 电容器结构及其制作方法 |
US11289489B2 (en) | 2016-12-30 | 2022-03-29 | United Microelectronics Corp. | Capacitor structure |
CN108962824A (zh) * | 2017-05-17 | 2018-12-07 | 联华电子股份有限公司 | 半导体元件及其制作方法 |
US10714480B2 (en) | 2017-05-17 | 2020-07-14 | United Microelectronics Corp. | Method for fabricating contact plug in dynamic random access memory |
CN109755243A (zh) * | 2017-11-02 | 2019-05-14 | 联华电子股份有限公司 | 半导体元件及其制作方法 |
CN109755243B (zh) * | 2017-11-02 | 2021-11-02 | 联华电子股份有限公司 | 半导体元件及其制作方法 |
CN112490192A (zh) * | 2019-09-12 | 2021-03-12 | 夏泰鑫半导体(青岛)有限公司 | 动态随机存取存储器及其制备方法 |
CN112490192B (zh) * | 2019-09-12 | 2023-03-17 | 夏泰鑫半导体(青岛)有限公司 | 动态随机存取存储器及其制备方法 |
CN113078115A (zh) * | 2021-03-26 | 2021-07-06 | 长鑫存储技术有限公司 | 半导体结构及其形成方法 |
CN113078115B (zh) * | 2021-03-26 | 2022-06-24 | 长鑫存储技术有限公司 | 半导体结构及其形成方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100463185C (zh) | 2009-02-18 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: POWERCHIP TECHNOLOGY CO., LTD. Free format text: FORMER NAME: POWERCHIP SEMICONDUCTOR CORP. |
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CP03 | Change of name, title or address |
Address after: Hsinchu Science Park, Taiwan, China Patentee after: Powerflash Technology Corporation Address before: Hsinchu City, Taiwan, China Patentee before: Powerchip Semiconductor Corp. |
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TR01 | Transfer of patent right |
Effective date of registration: 20190626 Address after: Hsinchu Science Park, Taiwan, China Patentee after: Lijing Jicheng Electronic Manufacturing Co., Ltd. Address before: Hsinchu Science Park, Taiwan, China Patentee before: Powerflash Technology Corporation |
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TR01 | Transfer of patent right |