KR20050010147A - 반도체 소자의 게이트 전극 형성방법 - Google Patents
반도체 소자의 게이트 전극 형성방법 Download PDFInfo
- Publication number
- KR20050010147A KR20050010147A KR1020030049038A KR20030049038A KR20050010147A KR 20050010147 A KR20050010147 A KR 20050010147A KR 1020030049038 A KR1020030049038 A KR 1020030049038A KR 20030049038 A KR20030049038 A KR 20030049038A KR 20050010147 A KR20050010147 A KR 20050010147A
- Authority
- KR
- South Korea
- Prior art keywords
- hard mask
- mask layer
- gate electrode
- layer
- semiconductor device
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000004065 semiconductor Substances 0.000 title claims abstract description 23
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 25
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 19
- 229920005591 polysilicon Polymers 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 238000005530 etching Methods 0.000 claims description 25
- 238000000059 patterning Methods 0.000 claims description 11
- 238000001312 dry etching Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 239000006117 anti-reflective coating Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823437—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28123—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (5)
- 반도체 기판 상에 게이트 산화막 및 폴리실리콘층을 형성하는 단계;상기 폴리실리콘층 상에 하드 마스크층을 형성하는 단계;포토레지스트 패턴을 이용한 식각 공정으로 상기 하드 마스크층을 패터닝하는 단계;상기 패터닝된 하드 마스크층을 식각 마스크로 식각 공정으로 상기 폴리실리콘층을 패터닝하는 단계;전체 구조 상부에 버텀-반사방지막을 도포한 후, 에치-백 공정으로 상기 패터닝된 하드 마스크층을 노출시키고, 액티브 영역에는 상기 버텀-반사방지막이 잔류하는 단계;상기 잔류된 버텀-반사방지막을 식각 방지막으로 하여 상기 패터닝된 하드 마스크층을 제거하는 단계; 및상기 잔류된 버텀-반사방지막을 제거하는 단계를 포함하는 반도체 소자의 게이트 전극 형성방법.
- 제 1 항에 있어서,상기 하드 마스크층은 CF4/CHF3가스를 이용한 건식 식각 방식으로 패터닝하는 반도체 소자의 게이트 전극 형성방법.
- 제 1 항에 있어서,상기 폴리실리콘층은 Cl2가스 및 HBr 가스에 HeO2가스를 첨가하여 패터닝하는 반도체 소자의 게이트 전극 형성방법.
- 제 1 항에 있어서,상기 에치-백 공정은 O2가스 및 N2가스를 사용하는 반도체 소자의 게이트 전극 형성방법.
- 제 1 항에 있어서,상기 잔류된 버텀-반사방지막은 O2플라즈마를 이용하여 제거하는 반도체 소자의 게이트 전극 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030049038A KR101016334B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체 소자의 게이트 전극 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030049038A KR101016334B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체 소자의 게이트 전극 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050010147A true KR20050010147A (ko) | 2005-01-27 |
KR101016334B1 KR101016334B1 (ko) | 2011-02-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030049038A KR101016334B1 (ko) | 2003-07-18 | 2003-07-18 | 반도체 소자의 게이트 전극 형성방법 |
Country Status (1)
Country | Link |
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KR (1) | KR101016334B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104064474A (zh) * | 2014-07-16 | 2014-09-24 | 上海集成电路研发中心有限公司 | 双重图形化鳍式晶体管的鳍结构制造方法 |
CN110854073A (zh) * | 2019-11-26 | 2020-02-28 | 上海华力集成电路制造有限公司 | 栅极的制造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100546092B1 (ko) * | 2000-12-12 | 2006-01-24 | 주식회사 하이닉스반도체 | 반도체 소자의 콘택홀 형성 방법 |
KR100734083B1 (ko) * | 2001-06-28 | 2007-07-02 | 주식회사 하이닉스반도체 | 반도체 소자의 콘택홀 형성방법 |
KR100723784B1 (ko) * | 2001-06-29 | 2007-05-30 | 매그나칩 반도체 유한회사 | 반도체 소자의 제조 방법 |
-
2003
- 2003-07-18 KR KR1020030049038A patent/KR101016334B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104064474A (zh) * | 2014-07-16 | 2014-09-24 | 上海集成电路研发中心有限公司 | 双重图形化鳍式晶体管的鳍结构制造方法 |
CN110854073A (zh) * | 2019-11-26 | 2020-02-28 | 上海华力集成电路制造有限公司 | 栅极的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR101016334B1 (ko) | 2011-02-22 |
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