CN1414621A - 深亚微米底层无机抗反射层SiON的集成方法 - Google Patents
深亚微米底层无机抗反射层SiON的集成方法 Download PDFInfo
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- CN1414621A CN1414621A CN 02137194 CN02137194A CN1414621A CN 1414621 A CN1414621 A CN 1414621A CN 02137194 CN02137194 CN 02137194 CN 02137194 A CN02137194 A CN 02137194A CN 1414621 A CN1414621 A CN 1414621A
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- Prior art keywords
- silicon nitride
- sion
- layer
- deposit
- active area
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- 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.)
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- 229910052814 silicon oxide Inorganic materials 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000010354 integration Effects 0.000 title 1
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 54
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000002955 isolation Methods 0.000 claims abstract description 20
- 230000004224 protection Effects 0.000 claims description 35
- 238000005530 etching Methods 0.000 claims description 14
- 238000001259 photo etching Methods 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 6
- 238000001020 plasma etching Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 21
- 238000000227 grinding Methods 0.000 abstract description 15
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000003667 anti-reflective effect Effects 0.000 abstract 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000007517 polishing process Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 description 14
- 235000012239 silicon dioxide Nutrition 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- -1 silicon nitrides Chemical class 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02137194 CN1218380C (zh) | 2002-09-27 | 2002-09-27 | 亚微米底层无机抗反射层SiON的集成方法 |
Applications Claiming Priority (1)
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---|---|---|---|
CN 02137194 CN1218380C (zh) | 2002-09-27 | 2002-09-27 | 亚微米底层无机抗反射层SiON的集成方法 |
Publications (2)
Publication Number | Publication Date |
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CN1414621A true CN1414621A (zh) | 2003-04-30 |
CN1218380C CN1218380C (zh) | 2005-09-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02137194 Expired - Fee Related CN1218380C (zh) | 2002-09-27 | 2002-09-27 | 亚微米底层无机抗反射层SiON的集成方法 |
Country Status (1)
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CN (1) | CN1218380C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100352034C (zh) * | 2003-11-25 | 2007-11-28 | 上海华虹(集团)有限公司 | 一种控制sti cmp工艺中残余氮化硅厚度稳定性的方法 |
-
2002
- 2002-09-27 CN CN 02137194 patent/CN1218380C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100352034C (zh) * | 2003-11-25 | 2007-11-28 | 上海华虹(集团)有限公司 | 一种控制sti cmp工艺中残余氮化硅厚度稳定性的方法 |
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Publication number | Publication date |
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CN1218380C (zh) | 2005-09-07 |
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Owner name: SHANGHAI HUAHONG (GROUP) CO., LTD.; SHANGHAI IC R Free format text: FORMER OWNER: SHANGHAI HUAHONG (GROUP) CO., LTD. Effective date: 20060922 |
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Effective date of registration: 20060922 Address after: 200020 No. 177 blue wave road, Zhangjiang hi tech park, Shanghai, Pudong New Area Co-patentee after: Shanghai integrated circuit research and Development Center Co., Ltd. Patentee after: Shanghai Huahong (Group) Co., Ltd. Address before: 18, Huaihai Road, Shanghai, No. 200020, building 918 Patentee before: Shanghai Huahong (Group) Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050907 Termination date: 20140927 |
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