JP5289479B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP5289479B2 JP5289479B2 JP2011028660A JP2011028660A JP5289479B2 JP 5289479 B2 JP5289479 B2 JP 5289479B2 JP 2011028660 A JP2011028660 A JP 2011028660A JP 2011028660 A JP2011028660 A JP 2011028660A JP 5289479 B2 JP5289479 B2 JP 5289479B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 42
- 239000004065 semiconductor Substances 0.000 title claims description 24
- 239000011162 core material Substances 0.000 claims description 107
- 239000000463 material Substances 0.000 claims description 88
- 230000015654 memory Effects 0.000 claims description 26
- 238000005530 etching Methods 0.000 claims description 22
- 238000000206 photolithography Methods 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000000059 patterning Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 38
- 229910021417 amorphous silicon Inorganic materials 0.000 description 22
- 239000012535 impurity Substances 0.000 description 22
- 238000001020 plasma etching Methods 0.000 description 13
- 239000000758 substrate Substances 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- 238000001039 wet etching Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000012670 alkaline solution Substances 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0338—Process specially adapted to improve the resolution of the mask
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
- H10B41/40—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the peripheral circuit region
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
- H10B41/50—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the boundary region between the core region and the peripheral circuit region
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/01—Manufacture or treatment
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/021—Formation of switching materials, e.g. deposition of layers
- H10N70/023—Formation of switching materials, e.g. deposition of layers by chemical vapor deposition, e.g. MOCVD, ALD
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/061—Shaping switching materials
- H10N70/063—Shaping switching materials by etching of pre-deposited switching material layers, e.g. lithography
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Drying Of Semiconductors (AREA)
Description
Claims (5)
- 被加工材上に第1及び第2の芯材を形成する工程と、前記第1及び第2の芯材の上面及び側面を覆う第1及び第2の層を有する被覆材を形成する工程と、前記第1の芯材を覆う前記第2の層を除去する工程と、前記被覆材をエッチングすることにより、前記第1の芯材の側面に前記第1の層を有する第1の側壁マスクを形成し、前記第2の芯材の側面に前記第1及び第2の層を有する第2の側壁マスクを形成する工程と、前記第1及び第2の芯材を除去する工程と、前記第1及び第2の側壁マスクをマスクとして前記被加工材をエッチングすることにより、異なる幅を持つ第1及び第2のパターンを同時に形成する工程とを具備する半導体装置の製造方法。
- 被加工材上に第1及び第2の部分を有する芯材を形成する工程と、前記芯材の上面及び側面を覆う第1及び第2の層を有する被覆材を形成する工程と、前記芯材の前記第1の部分を覆う前記第2の層を除去する工程と、前記被覆材をエッチングすることにより、前記芯材の前記第1の部分の側面に前記第1の層を有する第1の側壁マスクを形成し、前記芯材の前記第2の部分の側面に前記第1及び第2の層を有する第2の側壁マスクを形成する工程と、前記芯材を除去する工程と、前記第1及び第2の側壁マスクをマスクとして前記被加工材をエッチングすることにより、異なる幅を持つパターンを形成する工程とを具備する半導体装置の製造方法。
- フォトリソグラフィによる最小加工サイズを2Fとしたとき、前記第1の側壁マスクの幅W1は、1F、第2の側壁マスクの幅W2は、1F<W2<2Fである請求項1又は2に記載の製造方法。
- フォトリソグラフィによる最小加工サイズを2Fとしたとき、前記第1の側壁マスクの幅W1は、1F、第2の側壁マスクの幅W2は、2F≦W2である請求項1又は2に記載の製造方法。
- 前記半導体装置は、メモリセルアレイ部、前記メモリセルアレイ部に隣接するコア部、及び、前記メモリセルアレイ部と前記コア部を取り囲む周辺回路部を有し、前記第1の側壁マスクは、前記メモリセルアレイ部のパターニングに使用され、前記第2の側壁マスクは、前記コア部のパターニングに使用される請求項1乃至4のいずれか1項に記載の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011028660A JP5289479B2 (ja) | 2011-02-14 | 2011-02-14 | 半導体装置の製造方法 |
TW100132485A TWI447818B (zh) | 2011-02-14 | 2011-09-08 | 半導體裝置之製造方法 |
US13/233,379 US8785325B2 (en) | 2011-02-14 | 2011-09-15 | Method of manufacturing semiconductor device |
KR1020110093131A KR20120093054A (ko) | 2011-02-14 | 2011-09-15 | 반도체 장치의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011028660A JP5289479B2 (ja) | 2011-02-14 | 2011-02-14 | 半導体装置の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012169426A JP2012169426A (ja) | 2012-09-06 |
JP5289479B2 true JP5289479B2 (ja) | 2013-09-11 |
Family
ID=46636244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011028660A Expired - Fee Related JP5289479B2 (ja) | 2011-02-14 | 2011-02-14 | 半導体装置の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8785325B2 (ja) |
JP (1) | JP5289479B2 (ja) |
KR (1) | KR20120093054A (ja) |
TW (1) | TWI447818B (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013038213A (ja) | 2011-08-08 | 2013-02-21 | Toshiba Corp | 集積回路装置及びその製造方法 |
JP5673900B2 (ja) * | 2012-12-28 | 2015-02-18 | 大日本印刷株式会社 | ナノインプリントモールドの製造方法 |
US8828839B2 (en) * | 2013-01-29 | 2014-09-09 | GlobalFoundries, Inc. | Methods for fabricating electrically-isolated finFET semiconductor devices |
US9691868B2 (en) * | 2013-11-22 | 2017-06-27 | Qualcomm Incorporated | Merging lithography processes for gate patterning |
KR102269055B1 (ko) | 2014-07-16 | 2021-06-28 | 삼성전자주식회사 | 반도체 소자의 제조 방법 |
KR20160084236A (ko) | 2015-01-05 | 2016-07-13 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법 |
KR102323251B1 (ko) | 2015-01-21 | 2021-11-09 | 삼성전자주식회사 | 반도체 소자 및 반도체 소자의 제조방법 |
TWI640042B (zh) * | 2015-03-09 | 2018-11-01 | 聯華電子股份有限公司 | 半導體裝置之圖案化結構的製作方法 |
KR102341458B1 (ko) | 2015-04-15 | 2021-12-20 | 삼성전자주식회사 | 반도체 장치 제조 방법 |
KR102564551B1 (ko) * | 2016-01-26 | 2023-08-04 | 삼성전자주식회사 | 반도체 소자의 제조 방법 |
US10475648B1 (en) | 2018-05-01 | 2019-11-12 | United Microelectronics Corp. | Method for patterning a semiconductor structure |
CN111370299B (zh) * | 2018-12-26 | 2023-03-10 | 中芯国际集成电路制造(北京)有限公司 | 半导体结构及其形成方法 |
TWI774318B (zh) * | 2020-05-22 | 2022-08-11 | 台灣積體電路製造股份有限公司 | 製造半導體元件的方法與半導體元件 |
CN113506772B (zh) * | 2021-07-08 | 2023-10-24 | 长鑫存储技术有限公司 | 电容阵列的形成方法及半导体结构 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000196071A (ja) * | 1998-12-25 | 2000-07-14 | Mitsubishi Electric Corp | 半導体装置の製造方法及び半導体装置 |
KR100640640B1 (ko) * | 2005-04-19 | 2006-10-31 | 삼성전자주식회사 | 미세 피치의 하드마스크를 이용한 반도체 소자의 미세 패턴형성 방법 |
JP4996155B2 (ja) * | 2006-07-18 | 2012-08-08 | 株式会社東芝 | 半導体装置及びその製造方法 |
US7611980B2 (en) * | 2006-08-30 | 2009-11-03 | Micron Technology, Inc. | Single spacer process for multiplying pitch by a factor greater than two and related intermediate IC structures |
US7790360B2 (en) * | 2007-03-05 | 2010-09-07 | Micron Technology, Inc. | Methods of forming multiple lines |
JP2009130035A (ja) * | 2007-11-21 | 2009-06-11 | Toshiba Corp | 半導体装置の製造方法 |
JP5160302B2 (ja) * | 2008-05-19 | 2013-03-13 | 株式会社東芝 | 半導体装置の製造方法 |
-
2011
- 2011-02-14 JP JP2011028660A patent/JP5289479B2/ja not_active Expired - Fee Related
- 2011-09-08 TW TW100132485A patent/TWI447818B/zh not_active IP Right Cessation
- 2011-09-15 KR KR1020110093131A patent/KR20120093054A/ko not_active Application Discontinuation
- 2011-09-15 US US13/233,379 patent/US8785325B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20120205750A1 (en) | 2012-08-16 |
KR20120093054A (ko) | 2012-08-22 |
TWI447818B (zh) | 2014-08-01 |
TW201234493A (en) | 2012-08-16 |
US8785325B2 (en) | 2014-07-22 |
JP2012169426A (ja) | 2012-09-06 |
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