CN100539079C - 制造dram电容器结构的方法 - Google Patents
制造dram电容器结构的方法 Download PDFInfo
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- CN100539079C CN100539079C CNB2006101483885A CN200610148388A CN100539079C CN 100539079 C CN100539079 C CN 100539079C CN B2006101483885 A CNB2006101483885 A CN B2006101483885A CN 200610148388 A CN200610148388 A CN 200610148388A CN 100539079 C CN100539079 C CN 100539079C
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- 238000000034 method Methods 0.000 title claims abstract description 80
- 239000003990 capacitor Substances 0.000 title claims abstract description 60
- 239000010410 layer Substances 0.000 claims abstract description 86
- 239000011248 coating agent Substances 0.000 claims abstract description 63
- 238000000576 coating method Methods 0.000 claims abstract description 63
- 230000004888 barrier function Effects 0.000 claims abstract description 48
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 238000005530 etching Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000011229 interlayer Substances 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 6
- 239000002210 silicon-based material Substances 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 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
- 239000008187 granular material Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 238000001039 wet etching Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000000059 patterning Methods 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
-
- 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
- H10B12/09—Manufacture or treatment with simultaneous manufacture of the peripheral circuit region and memory cells
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Memories (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (19)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101483885A CN100539079C (zh) | 2006-12-27 | 2006-12-27 | 制造dram电容器结构的方法 |
US11/853,347 US7611945B2 (en) | 2006-12-27 | 2007-09-11 | Method and resulting structure for fabricating DRAM capacitor structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101483885A CN100539079C (zh) | 2006-12-27 | 2006-12-27 | 制造dram电容器结构的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101211853A CN101211853A (zh) | 2008-07-02 |
CN100539079C true CN100539079C (zh) | 2009-09-09 |
Family
ID=39584572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101483885A Active CN100539079C (zh) | 2006-12-27 | 2006-12-27 | 制造dram电容器结构的方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7611945B2 (zh) |
CN (1) | CN100539079C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010287853A (ja) * | 2009-06-15 | 2010-12-24 | Elpida Memory Inc | 半導体装置及びその製造方法 |
CN101989539B (zh) * | 2009-08-04 | 2012-03-28 | 中芯国际集成电路制造(上海)有限公司 | 电容器制作方法 |
CN101996860B (zh) * | 2009-08-11 | 2012-08-08 | 中芯国际集成电路制造(上海)有限公司 | 电容器制作方法 |
CN102148186B (zh) * | 2010-02-09 | 2013-05-01 | 中芯国际集成电路制造(上海)有限公司 | 一种制作半导体器件的方法 |
CN102148188B (zh) * | 2010-02-09 | 2016-02-03 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件及其制作方法 |
CN102148185B (zh) * | 2010-02-09 | 2013-05-01 | 中芯国际集成电路制造(上海)有限公司 | 形成互连结构的方法 |
CN102930981B (zh) * | 2011-08-12 | 2015-08-19 | 无锡华润上华半导体有限公司 | 一种电容及其制作方法 |
US9082555B2 (en) * | 2011-08-22 | 2015-07-14 | Micron Technology, Inc. | Structure comprising multiple capacitors and methods for forming the structure |
CN103855300B (zh) * | 2012-12-04 | 2017-03-29 | 中芯国际集成电路制造(上海)有限公司 | 相变存储器及其形成方法 |
CN107611127B (zh) * | 2017-09-19 | 2018-12-04 | 长鑫存储技术有限公司 | 半导体结构及其形成方法 |
CN114496927B (zh) * | 2020-10-26 | 2024-06-11 | 长鑫存储技术有限公司 | 半导体结构及其形成方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3993972B2 (ja) * | 2000-08-25 | 2007-10-17 | 富士通株式会社 | 半導体装置の製造方法と半導体装置 |
US6653199B2 (en) * | 2001-10-09 | 2003-11-25 | Micron Technology, Inc. | Method of forming inside rough and outside smooth HSG electrodes and capacitor structure |
JP2004221467A (ja) * | 2003-01-17 | 2004-08-05 | Fujitsu Ltd | 半導体装置及びその製造方法 |
-
2006
- 2006-12-27 CN CNB2006101483885A patent/CN100539079C/zh active Active
-
2007
- 2007-09-11 US US11/853,347 patent/US7611945B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN101211853A (zh) | 2008-07-02 |
US7611945B2 (en) | 2009-11-03 |
US20080160687A1 (en) | 2008-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
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: 20111208 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20111208 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Co-patentee after: Semiconductor Manufacturing International (Beijing) Corporation Patentee after: Semiconductor Manufacturing International (Shanghai) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Patentee before: Semiconductor Manufacturing International (Shanghai) Corporation |