CN111399351A - 双重构图工艺光刻标记的改善方法 - Google Patents
双重构图工艺光刻标记的改善方法 Download PDFInfo
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- CN111399351A CN111399351A CN202010275703.0A CN202010275703A CN111399351A CN 111399351 A CN111399351 A CN 111399351A CN 202010275703 A CN202010275703 A CN 202010275703A CN 111399351 A CN111399351 A CN 111399351A
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- Prior art keywords
- grating
- mark
- patterning process
- double patterning
- double
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- 238000000034 method Methods 0.000 title claims abstract description 93
- 238000000059 patterning Methods 0.000 title claims abstract description 55
- 238000001259 photo etching Methods 0.000 title claims abstract description 20
- 239000004065 semiconductor Substances 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000001459 lithography Methods 0.000 description 13
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000011218 segmentation Effects 0.000 description 3
- 102100033328 Ankyrin repeat domain-containing protein 42 Human genes 0.000 description 2
- 101000732369 Homo sapiens Ankyrin repeat domain-containing protein 42 Proteins 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7073—Alignment marks and their environment
- G03F9/7076—Mark details, e.g. phase grating mark, temporary mark
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7088—Alignment mark detection, e.g. TTR, TTL, off-axis detection, array detector, video detection
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
1um尺寸的光栅 | 对比度 |
P0+双重构图工艺 | 0.02 |
P0.4um+双重构图工艺 | 0.06 |
P0.2um+双重构图工艺 | 0.11 |
P0.16um+双重构图工艺 | 0.13 |
P0.1um+双重构图工艺 | 0.16 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010275703.0A CN111399351A (zh) | 2020-04-09 | 2020-04-09 | 双重构图工艺光刻标记的改善方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010275703.0A CN111399351A (zh) | 2020-04-09 | 2020-04-09 | 双重构图工艺光刻标记的改善方法 |
Publications (1)
Publication Number | Publication Date |
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CN111399351A true CN111399351A (zh) | 2020-07-10 |
Family
ID=71433199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010275703.0A Pending CN111399351A (zh) | 2020-04-09 | 2020-04-09 | 双重构图工艺光刻标记的改善方法 |
Country Status (1)
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CN (1) | CN111399351A (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592869A (zh) * | 2008-05-29 | 2009-12-02 | 中芯国际集成电路制造(北京)有限公司 | 曝光设备焦距监测方法 |
CN104409444A (zh) * | 2014-11-17 | 2015-03-11 | 上海集成电路研发中心有限公司 | 鳍层光刻对准标记的制备方法 |
CN110571139A (zh) * | 2018-06-05 | 2019-12-13 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形的制造方法及半导体器件的制造方法 |
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2020
- 2020-04-09 CN CN202010275703.0A patent/CN111399351A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592869A (zh) * | 2008-05-29 | 2009-12-02 | 中芯国际集成电路制造(北京)有限公司 | 曝光设备焦距监测方法 |
CN104409444A (zh) * | 2014-11-17 | 2015-03-11 | 上海集成电路研发中心有限公司 | 鳍层光刻对准标记的制备方法 |
CN110571139A (zh) * | 2018-06-05 | 2019-12-13 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形的制造方法及半导体器件的制造方法 |
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PB01 | Publication | ||
PB01 | Publication | ||
CB03 | Change of inventor or designer information |
Inventor after: Tian Fanhuan Inventor after: Liang Shiyuan Inventor after: He Xiaobin Inventor after: Ding Mingzheng Inventor after: Yang Tao Inventor after: Li Junfeng Inventor after: Wang Wenwu Inventor before: Tian Fanhuan Inventor before: Liang Shiyuan Inventor before: Quan Bingren |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200710 |
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RJ01 | Rejection of invention patent application after publication |