KR100720481B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
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- KR100720481B1 KR100720481B1 KR1020050114311A KR20050114311A KR100720481B1 KR 100720481 B1 KR100720481 B1 KR 100720481B1 KR 1020050114311 A KR1020050114311 A KR 1020050114311A KR 20050114311 A KR20050114311 A KR 20050114311A KR 100720481 B1 KR100720481 B1 KR 100720481B1
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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
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/40—Treatment after imagewise removal, e.g. baking
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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
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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
- H01L21/0338—Process specially adapted to improve the resolution of the mask
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31127—Etching organic layers
- H01L21/31133—Etching organic layers by chemical means
- H01L21/31138—Etching organic layers by chemical means by dry-etching
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
- H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
- H01L21/32137—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas of silicon-containing layers
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
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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
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/091—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers characterised by antireflection means or light filtering or absorbing means, e.g. anti-halation, contrast enhancement
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- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (11)
- 반도체 기판 상에 폴리 실리콘을 증착함으로써 폴리 실리콘 층을 형성하는 단계;상기 폴리 실리콘 층 상에 하부 반사 방지막을 형성하는 단계;상기 하부 반사 방지막 상의 소정 부위에 감광막 패턴을 형성하는 단계;상기 감광막 패턴을 마스크로 이용하여 상기 하부 반사 방지막을 식각함으로써, 상기 식각에 의한 반응 부산물로 이루어진 스페이서를 상기 감광막 패턴의 측벽에 형성하는 단계;상기 하부 반사 방지막의 식각시 발생하여 상기 폴리 실리콘 층 상에 잔류하는 반응 부산물을 제거하는 단계; 및상기 감광막 패턴 및 상기 스페이서를 마스크로 이용하여 상기 폴리 실리콘 층을 식각하여 게이트를 형성하는 단계를 포함하는 것을 특징을 하는 반도체 소자의 제조 방법.
- 삭제
- 제 1 항에 있어서,상기 반응 부산물을 제거하는 단계는, 이온 스퍼터링(ion sputtering)에 의해 수행되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 3 항에 있어서,상기 이온 스퍼터링은 반응 가스로 CF4 및 Ar을 사용하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 4 항에 있어서,상기 이온 스퍼터링은 50-200 sccm의 CF4 및 50-200 sccm의 Ar을 사용하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 4 항에 있어서,상기 이온 스퍼터링 단계는 1-10 mT의 압력, 200-1000 W의 전원 파워, 20-100 W의 바이어스 파워의 조건 하에서 3-20 초 동안 수행되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 하부 반사 방지막의 식각은 정전 결합 플라즈마 장비에 의해서 이루어지는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 7 항에 있어서,상기 정전 결합 플라즈마 장비 내에서 상기 하부 반사 방지막의 식각은, CF4 60~100sccm, Ar 100~150sccm, O2 5~15sccm을 40~70mT의 압력과, 500~1000W의 전력을 10~20초 동안 가함으로써 이루어짐을 특징으로 하는 반도체 소자의 제조 방법.
- 제 7 항에 있어서,상기 하부 반사 방지막의 식각은, 상기 정전 결합 플라즈마 장비 내에서 플라즈마 소스와 상기 반도체 기판이 25~30mm의 간격을 두고 떨어진 상태에서 이루어지는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 7 항에 있어서,상기 정전 결합 플라즈마 장비 내에서 상기 스페이서의 형성은, C5F8 10~30sccm, CH2F2 2~10sccm, Ar 50~100sccm, O2 0~5sccm을, 20~50mT의 압력과, 500~1000W 전력을 15~30초 동안 가하여 이루어지는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 10 항에 있어서,상기 스페이서의 형성은, 상기 정전 결합 플라즈마 장비 내에서 플라즈마 소스와 상기 기판이 25~30mm의 간격이 떨어진 상태에서 이루어지는 것을 특징으로 하 는 반도체 소자의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050114311A KR100720481B1 (ko) | 2005-11-28 | 2005-11-28 | 반도체 소자의 제조 방법 |
US11/605,552 US7635649B2 (en) | 2005-11-28 | 2006-11-28 | Method for manufacturing semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050114311A KR100720481B1 (ko) | 2005-11-28 | 2005-11-28 | 반도체 소자의 제조 방법 |
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KR100720481B1 true KR100720481B1 (ko) | 2007-05-22 |
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KR1020050114311A Expired - Fee Related KR100720481B1 (ko) | 2005-11-28 | 2005-11-28 | 반도체 소자의 제조 방법 |
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US (1) | US7635649B2 (ko) |
KR (1) | KR100720481B1 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100685903B1 (ko) * | 2005-08-31 | 2007-02-26 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
KR100628249B1 (ko) * | 2005-09-13 | 2006-09-27 | 동부일렉트로닉스 주식회사 | 반도체 소자의 형성 방법 |
KR100720481B1 (ko) * | 2005-11-28 | 2007-05-22 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
KR100824633B1 (ko) * | 2006-09-06 | 2008-04-24 | 동부일렉트로닉스 주식회사 | 플래시 메모리 소자 및 그 제조 방법 |
KR100965011B1 (ko) * | 2007-09-03 | 2010-06-21 | 주식회사 하이닉스반도체 | 반도체 소자의 미세 패턴 형성방법 |
US9190316B2 (en) | 2011-10-26 | 2015-11-17 | Globalfoundries U.S. 2 Llc | Low energy etch process for nitrogen-containing dielectric layer |
CN103632928A (zh) * | 2012-08-29 | 2014-03-12 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形的形成方法 |
US9252150B1 (en) * | 2014-07-29 | 2016-02-02 | Taiwan Semiconductor Manufacturing Co., Ltd. | High endurance non-volatile memory cell |
CN107219232B (zh) * | 2017-04-07 | 2020-03-17 | 江苏理工学院 | 一种可自动检测栅极腐蚀装置 |
CN107527799A (zh) * | 2017-08-31 | 2017-12-29 | 长江存储科技有限责任公司 | 一种图案化方法 |
CN113363149B (zh) * | 2020-03-05 | 2023-02-21 | 中芯国际集成电路制造(深圳)有限公司 | 半导体器件的形成方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000045273A (ko) * | 1998-12-30 | 2000-07-15 | 김영환 | 캐패시터 제조방법 |
KR20030015410A (ko) * | 2001-08-14 | 2003-02-25 | 동부전자 주식회사 | 플래시 메모리 셀의 플로팅 게이트 제조방법 |
KR20040057471A (ko) * | 2002-12-26 | 2004-07-02 | 삼성전자주식회사 | 반도체 장치의 트렌지스터 제조 방법 |
KR20050029679A (ko) * | 2003-09-22 | 2005-03-28 | 인터내셔널 비지네스 머신즈 코포레이션 | 얇은 스페이서 fet에 대한 프리-실리사이드 세정 동안산화물의 언더컷을 회피하기 위한 방법 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5976769A (en) * | 1995-07-14 | 1999-11-02 | Texas Instruments Incorporated | Intermediate layer lithography |
US6010829A (en) * | 1996-05-31 | 2000-01-04 | Texas Instruments Incorporated | Polysilicon linewidth reduction using a BARC-poly etch process |
US5804088A (en) * | 1996-07-12 | 1998-09-08 | Texas Instruments Incorporated | Intermediate layer lithography |
US6294459B1 (en) * | 1998-09-03 | 2001-09-25 | Micron Technology, Inc. | Anti-reflective coatings and methods for forming and using same |
US6432832B1 (en) * | 1999-06-30 | 2002-08-13 | Lam Research Corporation | Method of improving the profile angle between narrow and wide features |
KR100311980B1 (ko) | 1999-11-30 | 2001-11-05 | 곽정소 | 적외선 검출기 및 그 제조방법 |
US6300251B1 (en) * | 2000-02-10 | 2001-10-09 | Chartered Semiconductor Manufacturing Ltd. | Repeatable end point method for anisotropic etch of inorganic buried anti-reflective coating layer over silicon |
US6383941B1 (en) * | 2000-07-06 | 2002-05-07 | Applied Materials, Inc. | Method of etching organic ARCs in patterns having variable spacings |
US20030092281A1 (en) * | 2001-11-13 | 2003-05-15 | Chartered Semiconductors Manufactured Limited | Method for organic barc and photoresist trimming process |
US6949411B1 (en) * | 2001-12-27 | 2005-09-27 | Lam Research Corporation | Method for post-etch and strip residue removal on coral films |
US6893893B2 (en) * | 2002-03-19 | 2005-05-17 | Applied Materials Inc | Method of preventing short circuits in magnetic film stacks |
JP2004071996A (ja) * | 2002-08-09 | 2004-03-04 | Hitachi Ltd | 半導体集積回路装置の製造方法 |
US6984585B2 (en) * | 2002-08-12 | 2006-01-10 | Applied Materials Inc | Method for removal of residue from a magneto-resistive random access memory (MRAM) film stack using a sacrificial mask layer |
US20040026369A1 (en) * | 2002-08-12 | 2004-02-12 | Chentsau Ying | Method of etching magnetic materials |
US6964928B2 (en) * | 2002-08-29 | 2005-11-15 | Chentsau Ying | Method for removing residue from a magneto-resistive random access memory (MRAM) film stack using a dual mask |
US6759263B2 (en) * | 2002-08-29 | 2004-07-06 | Chentsau Ying | Method of patterning a layer of magnetic material |
US7105361B2 (en) * | 2003-01-06 | 2006-09-12 | Applied Materials, Inc. | Method of etching a magnetic material |
KR20040065034A (ko) * | 2003-01-13 | 2004-07-21 | 주식회사 하이닉스반도체 | 반도체소자의 소자분리막 형성방법 |
US20040203242A1 (en) * | 2003-04-11 | 2004-10-14 | George Stojakovic | System and method for performing a metal layer RIE process |
US7094613B2 (en) * | 2003-10-21 | 2006-08-22 | Applied Materials, Inc. | Method for controlling accuracy and repeatability of an etch process |
KR20050065745A (ko) * | 2003-12-23 | 2005-06-30 | 동부아남반도체 주식회사 | 반도체 소자의 패턴 형성 방법 |
US7632756B2 (en) * | 2004-08-26 | 2009-12-15 | Applied Materials, Inc. | Semiconductor processing using energized hydrogen gas and in combination with wet cleaning |
US7648914B2 (en) * | 2004-10-07 | 2010-01-19 | Applied Materials, Inc. | Method for etching having a controlled distribution of process results |
US7195716B2 (en) * | 2004-10-08 | 2007-03-27 | United Microelectronics Corp. | Etching process and patterning process |
US7192878B2 (en) * | 2005-05-09 | 2007-03-20 | United Microelectronics Corp. | Method for removing post-etch residue from wafer surface |
KR100648859B1 (ko) * | 2005-06-07 | 2006-11-24 | 주식회사 하이닉스반도체 | 반도체 소자 제조 방법 |
US7691206B2 (en) * | 2005-09-08 | 2010-04-06 | United Microelectronics Corp. | Wafer cleaning process |
KR100628249B1 (ko) * | 2005-09-13 | 2006-09-27 | 동부일렉트로닉스 주식회사 | 반도체 소자의 형성 방법 |
US8039049B2 (en) * | 2005-09-30 | 2011-10-18 | Tokyo Electron Limited | Treatment of low dielectric constant films using a batch processing system |
KR100698103B1 (ko) * | 2005-10-11 | 2007-03-23 | 동부일렉트로닉스 주식회사 | 듀얼 다마센 형성방법 |
KR100720481B1 (ko) * | 2005-11-28 | 2007-05-22 | 동부일렉트로닉스 주식회사 | 반도체 소자의 제조 방법 |
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2005
- 2005-11-28 KR KR1020050114311A patent/KR100720481B1/ko not_active Expired - Fee Related
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000045273A (ko) * | 1998-12-30 | 2000-07-15 | 김영환 | 캐패시터 제조방법 |
KR20030015410A (ko) * | 2001-08-14 | 2003-02-25 | 동부전자 주식회사 | 플래시 메모리 셀의 플로팅 게이트 제조방법 |
KR20040057471A (ko) * | 2002-12-26 | 2004-07-02 | 삼성전자주식회사 | 반도체 장치의 트렌지스터 제조 방법 |
KR20050029679A (ko) * | 2003-09-22 | 2005-03-28 | 인터내셔널 비지네스 머신즈 코포레이션 | 얇은 스페이서 fet에 대한 프리-실리사이드 세정 동안산화물의 언더컷을 회피하기 위한 방법 |
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US20070122753A1 (en) | 2007-05-31 |
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