KR101777662B1 - 반도체 장치의 게이트 형성 방법 - Google Patents
반도체 장치의 게이트 형성 방법 Download PDFInfo
- Publication number
- KR101777662B1 KR101777662B1 KR1020100097326A KR20100097326A KR101777662B1 KR 101777662 B1 KR101777662 B1 KR 101777662B1 KR 1020100097326 A KR1020100097326 A KR 1020100097326A KR 20100097326 A KR20100097326 A KR 20100097326A KR 101777662 B1 KR101777662 B1 KR 101777662B1
- Authority
- KR
- South Korea
- Prior art keywords
- metal
- recess
- sacrificial
- region
- film
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
- H10D84/0172—Manufacturing their gate conductors
- H10D84/0177—Manufacturing their gate conductors the gate conductors having different materials or different implants
-
- 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
-
- 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
- H01L21/28105—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor next to the insulator having a lateral composition or doping variation, or being formed laterally by more than one deposition step
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/017—Manufacture or treatment using dummy gates in processes wherein at least parts of the final gates are self-aligned to the dummy gates, i.e. replacement gate processes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/311—Gate electrodes for field-effect devices
- H10D64/411—Gate electrodes for field-effect devices for FETs
- H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
- H10D64/517—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers
- H10D64/518—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers characterised by their lengths or sectional shapes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
- H10D64/681—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator having a compositional variation, e.g. multilayered
- H10D64/685—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator having a compositional variation, e.g. multilayered being perpendicular to the channel plane
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
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)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
도 2 내지 도 18은 본 발명의 일 실시예에 따른 반도체 장치의 게이트 형성 방법을 순차적으로 도시한 도면이다.
도 19 내지 도 30는 본 발명의 다른 실시예에 따른 반도체 장치의 게이트 형성 방법을 순차적으로 도시한 도면이다.
11: 게이트 스페이서 13: 게이트 절연막
17: 희생 게이트 전극 21: 층간절연막
100: 제1 영역 102: 제1 리세스
200: 제2 영역 202: 제2 리세스
Claims (22)
- 기판 상의 제1 영역과 제2 영역에 각각 희생 게이트 전극, 상기 희생 게이트 전극의 양 측벽에 형성된 게이트 스페이서 및 층간절연막을 형성하여, 상기 제1 영역에는 n형 트랜지스터를 형성하고 상기 제2 영역에는 p형 트랜지스터를 제공하는 단계와,
상기 희생 게이트 전극을 제거하여 상기 제1 및 제2 영역에 각각 제1 및 제2 리세스를 형성하는 단계와,
상기 기판 상에 고유전율 물질을 제공하여 고유전율막을 형성하는 단계와,
상기 제1 및 제2 리세스에 제1 희생막을 채우는 단계와,
상기 제2 리세스의 제1 희생막을 선택적으로 제거하는 단계와,
상기 제2 리세스의 내벽에 제1 금속을 증착하는 단계와,
상기 제1 리세스의 제1 희생막을 제거하고, 상기 제1 및 제2 리세스에 제2 금속을 채우는 단계를 포함하는 반도체 장치의 게이트 형성 방법. - 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 제2 리세스의 제1 희생막을 선택적으로 제거하는 단계는,
상기 기판 상에 마스크층을 제공하는 단계와,
사진 공정을 이용하여 상기 제2 영역 상의 상기 마스크층을 제거하는 단계와,
외부로 노출된 상기 제2 리세스의 제1 희생막을 제거하는 단계를 포함하는 반도체 장치의 게이트 형성 방법. - 제5항에 있어서,
외부로 노출된 상기 제2 리세스의 제1 희생막을 제거하는 단계는 습식 식각 및 건식 식각 중에서 하나 이상의 공정을 수행하여 상기 제2 리세스의 제1 희생막을 식각하는 반도체 장치의 게이트 형성 방법. - 삭제
- 삭제
- 제1항에 있어서,
상기 제2 리세스의 내벽에 제1 금속을 증착하는 단계 이후, 상기 제2 리세스의 잔여공간에 제2 희생막을 채우는 단계를 더 포함하는 반도체 장치의 게이트 형성 방법. - 제9항에 있어서,
상기 제2 희생막은 제1 희생막과 동일한 재질인 반도체 장치의 게이트 형성 방법. - 제1항에 있어서,
상기 제2 리세스의 내벽에 제1 금속을 증착하는 단계 이후, 상기 제1 금속의 외측으로 노출된 단부의 일부를 제거하는 단계를 더 포함하는 반도체 장치의 게이트 형성 방법. - 삭제
- 삭제
- 기판 상의 제1 영역과 제2 영역에 각각 희생 게이트 전극, 상기 희생 게이트 전극의 양 측벽에 형성된 게이트 스페이서 및 층간절연막을 형성하여, 상기 제1 영역에는 n형 트랜지스터를 형성하고 상기 제2 영역에는 p형 트랜지스터를 제공하는 단계와,
상기 희생 게이트 전극을 제거하여 상기 제1 및 제2 영역에 각각 제1 및 제2 리세스를 형성하는 단계와,
상기 기판 상에 고유전율 물질을 제공하여 고유전율막을 형성하는 단계와,
상기 제1 및 제2 리세스에 제1 금속을 채우는 단계와,
상기 제2 리세스의 제1 금속을 선택적으로 제거하는 단계와,
상기 제2 리세스의 내벽에 제2 금속을 증착하는 단계와,
상기 제2 리세스의 잔여공간에 제1 금속을 채우는 단계를 포함하는 반도체 장치의 게이트 형성 방법. - 삭제
- 삭제
- 삭제
- 제14항에 있어서,
상기 제1 금속을 채우는 단계는 350도 내지 400도에서 수행되는 반도체 장치의 게이트 형성 방법. - 제14항에 있어서,
상기 제2 리세스의 제1 금속을 선택적으로 제거하는 단계는,
상기 기판 상에 마스크층을 제공하는 단계와,
사진 공정을 이용하여 상기 제2 영역 상의 상기 마스크층을 제거하는 단계와,
외부로 노출된 상기 제2 리세스의 제1 금속을 제거하는 단계를 포함하는 반도체 장치의 게이트 형성 방법. - 제14항에 있어서,
상기 제2 리세스의 잔여공간에 제1 금속을 채우는 단계는,
상기 기판 상에 제1 금속을 제공하는 단계와,
평탄화 과정을 통해 상기 제2 리세스의 잔여공간에 채워진 제1 금속을 제외한 나머지 영역의 제1 금속을 제거하는 단계를 포함하는 반도체 장치의 게이트 형성 방법. - 삭제
- 삭제
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100097326A KR101777662B1 (ko) | 2010-10-06 | 2010-10-06 | 반도체 장치의 게이트 형성 방법 |
US13/241,957 US8735250B2 (en) | 2010-10-06 | 2011-09-23 | Methods of forming gates of semiconductor devices |
US14/264,622 US8962415B2 (en) | 2010-10-06 | 2014-04-29 | Methods of forming gates of semiconductor devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100097326A KR101777662B1 (ko) | 2010-10-06 | 2010-10-06 | 반도체 장치의 게이트 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20120035662A KR20120035662A (ko) | 2012-04-16 |
KR101777662B1 true KR101777662B1 (ko) | 2017-09-14 |
Family
ID=45925462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020100097326A Expired - Fee Related KR101777662B1 (ko) | 2010-10-06 | 2010-10-06 | 반도체 장치의 게이트 형성 방법 |
Country Status (2)
Country | Link |
---|---|
US (2) | US8735250B2 (ko) |
KR (1) | KR101777662B1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101556238B1 (ko) * | 2009-02-17 | 2015-10-01 | 삼성전자주식회사 | 매립형 배선라인을 갖는 반도체 소자의 제조방법 |
KR20140121634A (ko) | 2013-04-08 | 2014-10-16 | 삼성전자주식회사 | 반도체 장치 및 그 제조 방법 |
KR102066848B1 (ko) | 2013-06-24 | 2020-01-16 | 삼성전자 주식회사 | 반도체 소자 및 그 제조 방법 |
US9018711B1 (en) * | 2013-10-17 | 2015-04-28 | Globalfoundries Inc. | Selective growth of a work-function metal in a replacement metal gate of a semiconductor device |
CN105097461B (zh) * | 2014-04-21 | 2018-03-30 | 中芯国际集成电路制造(北京)有限公司 | 一种半导体器件的制造方法 |
US9330938B2 (en) | 2014-07-24 | 2016-05-03 | International Business Machines Corporation | Method of patterning dopant films in high-k dielectrics in a soft mask integration scheme |
US10510665B2 (en) * | 2014-11-20 | 2019-12-17 | Samsung Electronics Co., Ltd. | Low-k dielectric pore sealant and metal-diffusion barrier formed by doping and method for forming the same |
CN106847685A (zh) | 2015-12-07 | 2017-06-13 | 中芯国际集成电路制造(上海)有限公司 | 高k金属栅晶体管的形成方法 |
KR102497251B1 (ko) | 2015-12-29 | 2023-02-08 | 삼성전자주식회사 | 반도체 소자 및 이의 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001284466A (ja) | 2000-03-29 | 2001-10-12 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
JP2009033032A (ja) | 2007-07-30 | 2009-02-12 | Sony Corp | 半導体装置及び半導体装置の製造方法 |
US20090236669A1 (en) | 2008-03-20 | 2009-09-24 | Yi-Wen Chen | Metal gate transistor and polysilicon resistor and method for fabricating the same |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4491858B2 (ja) | 1999-07-06 | 2010-06-30 | ソニー株式会社 | 半導体装置の製造方法 |
JP2006108602A (ja) * | 2004-09-10 | 2006-04-20 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2009278042A (ja) | 2008-05-19 | 2009-11-26 | Renesas Technology Corp | 半導体装置、およびその製造方法 |
US8222132B2 (en) * | 2008-11-14 | 2012-07-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Fabricating high-K/metal gate devices in a gate last process |
US8580625B2 (en) * | 2011-07-22 | 2013-11-12 | Tsuo-Wen Lu | Metal oxide semiconductor transistor and method of manufacturing the same |
-
2010
- 2010-10-06 KR KR1020100097326A patent/KR101777662B1/ko not_active Expired - Fee Related
-
2011
- 2011-09-23 US US13/241,957 patent/US8735250B2/en not_active Expired - Fee Related
-
2014
- 2014-04-29 US US14/264,622 patent/US8962415B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001284466A (ja) | 2000-03-29 | 2001-10-12 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
JP2009033032A (ja) | 2007-07-30 | 2009-02-12 | Sony Corp | 半導体装置及び半導体装置の製造方法 |
US20090236669A1 (en) | 2008-03-20 | 2009-09-24 | Yi-Wen Chen | Metal gate transistor and polysilicon resistor and method for fabricating the same |
Also Published As
Publication number | Publication date |
---|---|
US20120088358A1 (en) | 2012-04-12 |
US8962415B2 (en) | 2015-02-24 |
US20140235047A1 (en) | 2014-08-21 |
US8735250B2 (en) | 2014-05-27 |
KR20120035662A (ko) | 2012-04-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101777662B1 (ko) | 반도체 장치의 게이트 형성 방법 | |
US11398404B2 (en) | Semiconductor structure with air gap and method sealing the air gap | |
US10804401B2 (en) | Structure and method for FinFET device with contact over dielectric gate | |
US10734519B2 (en) | Structure and method for FinFET device with asymmetric contact | |
US20200083106A1 (en) | Fabrication of a vertical transistor with self-aligned bottom source/drain | |
US9947593B2 (en) | Extra gate device for nanosheet | |
US9859427B2 (en) | Semiconductor Fin FET device with epitaxial source/drain | |
US9905663B2 (en) | Fabrication of a vertical fin field effect transistor with a reduced contact resistance | |
KR101921465B1 (ko) | 반도체 소자 및 이의 제조 방법 | |
US9576952B2 (en) | Integrated circuits with varying gate structures and fabrication methods | |
TWI728413B (zh) | 半導體裝置與半導體結構之形成方法、以及半導體裝置 | |
US20130309856A1 (en) | Etch resistant barrier for replacement gate integration | |
US12009426B2 (en) | Structure and method for FinFET device with asymmetric contact | |
CN105428394A (zh) | 鳍部件的结构及其制造方法 | |
TW201820483A (zh) | 鰭式場效應電晶體裝置之形成方法 | |
TW202131389A (zh) | 半導體結構及其形成方法 | |
WO2021076230A1 (en) | Method of making a charge trap tfet semiconductor device for advanced logic operations | |
KR102541232B1 (ko) | 반도체 디바이스 및 방법 | |
CN110459603A (zh) | 倒角的替代栅极结构 | |
US11121132B2 (en) | Gate-cut isolation structure and fabrication method | |
CN108288648B (zh) | 半导体器件及其制造方法 | |
US9362123B2 (en) | Structure and method for integrated devices on different substartes with interfacial engineering | |
CN119069345A (zh) | 半导体栅极结构的制备方法及半导体结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20101006 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20151002 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20101006 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20170221 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20170822 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20170906 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20170907 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20200831 Start annual number: 4 End annual number: 4 |
|
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20220617 |