KR100511590B1 - 반도체 소자 및 그의 제조 방법 - Google Patents
반도체 소자 및 그의 제조 방법 Download PDFInfo
- Publication number
- KR100511590B1 KR100511590B1 KR10-2003-0006336A KR20030006336A KR100511590B1 KR 100511590 B1 KR100511590 B1 KR 100511590B1 KR 20030006336 A KR20030006336 A KR 20030006336A KR 100511590 B1 KR100511590 B1 KR 100511590B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- source
- gate
- oxide film
- trench
- 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
- 239000004065 semiconductor Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 30
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 25
- 229920005591 polysilicon Polymers 0.000 claims abstract description 25
- 238000005530 etching Methods 0.000 claims abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 13
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims abstract description 13
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000460 chlorine Substances 0.000 claims abstract description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 5
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 26
- 229910052710 silicon Inorganic materials 0.000 claims description 26
- 239000010703 silicon Substances 0.000 claims description 26
- 239000011229 interlayer Substances 0.000 claims description 14
- 229920002120 photoresistant polymer Polymers 0.000 claims description 13
- 238000005229 chemical vapour deposition Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims 1
- 238000007517 polishing process Methods 0.000 claims 1
- 239000010408 film Substances 0.000 description 43
- 235000012431 wafers Nutrition 0.000 description 16
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 239000005380 borophosphosilicate glass Substances 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 5
- 238000000151 deposition Methods 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000005360 phosphosilicate glass Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000005368 silicate glass Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910018557 Si O Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6757—Thin-film transistors [TFT] characterised by the structure of the channel, e.g. transverse or longitudinal shape or doping profile
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0316—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral bottom-gate TFTs comprising only a single gate
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
- H10D30/6725—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device having supplementary regions or layers for improving the flatness of the device
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6758—Thin-film transistors [TFT] characterised by the insulating substrates
-
- 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
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (13)
- 반도체 소자의 제조 방법에 있어서,소정의 기판에 염소와 브롬화수소를 식각가스로 사용하는 이방성 식각으로 트렌치를 형성하는 제 1공정;상기 트렌치가 형성된 기판에 산화막을 형성하고 Si2H6 가스를 사용하여 470℃의 온도에서 저압 화학기상증착법으로 폴리 실리콘을 형성한 후, 평탄화하여 매몰형 게이트 전극을 형성하는 제 2공정;상기 기판에 게이트 산화막을 형성하고, Si2H6 가스를 사용하여 470℃의 온도에서 저압 화학기상증착법으로 폴리 실리콘을 형성하는 제 3공정;포토공정으로 소오스 및 드레인 영역을 형성하는 제 4공정; 및상기 소오스 및 드레인 영역이 형성된 기판에 콘택플러그를 형성하는 제 5공정을 포함하는 것을 특징으로 하는 반도체 소자의 제조방법.
- 삭제
- 삭제
- 삭제
- 제 1항에 있어서,제 2공정의 평탄화 하는 방법은 상기 실리콘 기판의 표면이 노출될 때까지 화학 기계 연마 공정을 수행하는 것임을 특징으로 하는 반도체 소자의 제조방법.
- 삭제
- 삭제
- 제 1항에 있어서,제 4공정의 상기 소오스 및 드레인 영역(17)의 형성시 포토레지스트 패턴의 간격을 이용하여 소오스와 드레인 사이의 간격을 조정함으로써 전류의 조절이 가능한 것을 특징으로 하는 반도체 소자의 제조방법.
- 실리콘 기판(10)의 소정 부위에 형성된 트렌치(11);상기 트렌치(11)의 내벽에 형성된 산화막(12);상기 산화막(12)의 내부에 매립된 게이트 전극(13);상기와 같이 이루어진 반도체 구조물 상에 형성된 게이트 산화막(14);상기 게이트 산화막(14)의 상부에 마련되어 있는 폴리 실리콘(15);상기 폴리 실리콘(15)의 소정 부분이 불순물로 도핑된 소오스/드레인 영역(17);상기와 같이 이루어진 반도체 구조물 상부에 마련되어 있는 층간 절연막(18); 및상기 층간 절연막(18) 내에 형성되고, 상기 소오스/드레인 영역(17)의 소정 부분과 접촉하는 콘택 플러그(19)를 포함하는 것을 특징으로 하는 반도체 소자.
- 제 9항에 있어서,상기 트렌치(11)는 염소(Cl2)와 브롬화수소(HBr)를 식각가스로 사용하는 이방성 식각에 의해 형성된 것임을 특징으로 하는 반도체 소자.
- 제 1항에 있어서,상기 산화막(12)은 TEOS를 기본으로 한 USG막임을 특징으로 하는 반도체 소자.
- 제 1항에 있어서,상기 산화막(12)은 고밀도 플라즈마 화학기상증착법을 이용하여 형성된 산화막임을 특징으로 하는 반도체 소자.
- 제 1항에 있어서,상기 산화막(12)은 고온으로 형성된 USG막임을 특징으로 하는 반도체 소자.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0006336A KR100511590B1 (ko) | 2003-01-30 | 2003-01-30 | 반도체 소자 및 그의 제조 방법 |
US10/757,820 US6806174B2 (en) | 2003-01-30 | 2004-01-15 | Semiconductor devices and methods for fabricating the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0006336A KR100511590B1 (ko) | 2003-01-30 | 2003-01-30 | 반도체 소자 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040069794A KR20040069794A (ko) | 2004-08-06 |
KR100511590B1 true KR100511590B1 (ko) | 2005-09-02 |
Family
ID=32768575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0006336A Expired - Fee Related KR100511590B1 (ko) | 2003-01-30 | 2003-01-30 | 반도체 소자 및 그의 제조 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6806174B2 (ko) |
KR (1) | KR100511590B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MY140754A (en) * | 2001-12-25 | 2010-01-15 | Hitachi Chemical Co Ltd | Connection board, and multi-layer wiring board, substrate for semiconductor package and semiconductor package using connection board, and manufacturing method thereof |
JP2005285822A (ja) * | 2004-03-26 | 2005-10-13 | Fujitsu Ltd | 半導体装置および半導体センサ |
KR20080030385A (ko) * | 2006-09-30 | 2008-04-04 | 주식회사 하이닉스반도체 | 반도체 소자 및 그의 제조방법 |
US20090029274A1 (en) * | 2007-07-25 | 2009-01-29 | 3M Innovative Properties Company | Method for removing contamination with fluorinated compositions |
KR101015530B1 (ko) * | 2008-09-25 | 2011-02-16 | 주식회사 동부하이텍 | 반도체 소자 및 그 제조 방법 |
CN106531746A (zh) | 2016-11-30 | 2017-03-22 | 京东方科技集团股份有限公司 | 一种阵列基板、阵列基板的制作方法、显示面板及显示装置 |
US20230194996A1 (en) * | 2021-12-17 | 2023-06-22 | Micron Technology, Inc. | Apparatuses and methods for diffraction base overlay measurements |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5681974A (en) | 1979-12-07 | 1981-07-04 | Toshiba Corp | Manufacture of mos type semiconductor device |
US4835585A (en) | 1984-11-26 | 1989-05-30 | American Telephone And Telegraph Company, At&T Bell Laboratories | Trench gate structures |
US5108938A (en) * | 1989-03-21 | 1992-04-28 | Grumman Aerospace Corporation | Method of making a trench gate complimentary metal oxide semiconductor transistor |
US5640034A (en) * | 1992-05-18 | 1997-06-17 | Texas Instruments Incorporated | Top-drain trench based resurf DMOS transistor structure |
US5539238A (en) | 1992-09-02 | 1996-07-23 | Texas Instruments Incorporated | Area efficient high voltage Mosfets with vertical resurf drift regions |
GB9306895D0 (en) | 1993-04-01 | 1993-05-26 | Philips Electronics Uk Ltd | A method of manufacturing a semiconductor device comprising an insulated gate field effect device |
EP0698919B1 (en) * | 1994-08-15 | 2002-01-16 | Siliconix Incorporated | Trenched DMOS transistor fabrication using seven masks |
GB9916868D0 (en) * | 1999-07-20 | 1999-09-22 | Koninkl Philips Electronics Nv | Trench-gate field-effect transistors and their manufacture |
EP1285466A2 (en) * | 2000-05-13 | 2003-02-26 | Koninklijke Philips Electronics N.V. | Trench-gate semiconductor device and method of making the same |
EP1314195A2 (en) * | 2000-08-17 | 2003-05-28 | Koninklijke Philips Electronics N.V. | Method of manufacturing a trench-gate semiconductor device and corresponding device |
DE10258443A1 (de) * | 2001-12-18 | 2003-07-03 | Fuji Electric Co Ltd | Halbleiterbauelement |
US6852634B2 (en) * | 2002-06-27 | 2005-02-08 | Semiconductor Components Industries L.L.C. | Low cost method of providing a semiconductor device having a high channel density |
-
2003
- 2003-01-30 KR KR10-2003-0006336A patent/KR100511590B1/ko not_active Expired - Fee Related
-
2004
- 2004-01-15 US US10/757,820 patent/US6806174B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20040152291A1 (en) | 2004-08-05 |
US6806174B2 (en) | 2004-10-19 |
KR20040069794A (ko) | 2004-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100282452B1 (ko) | 반도체 소자 및 그의 제조 방법 | |
US5777370A (en) | Trench isolation of field effect transistors | |
CN100565878C (zh) | 半导体装置 | |
US7955919B2 (en) | Spacer-less transistor integration scheme for high-K gate dielectrics and small gate-to-gate spaces applicable to Si, SiGe and strained silicon schemes | |
KR100338766B1 (ko) | 티(t)형 소자분리막 형성방법을 이용한 엘리베이티드 샐리사이드 소오스/드레인 영역 형성방법 및 이를 이용한 반도체 소자 | |
KR100486130B1 (ko) | Mos트랜지스터의제조방법및cmos트랜지스터의제조방법 | |
JP2008034649A (ja) | 半導体装置 | |
CN103021860A (zh) | 沟渠晶体管 | |
KR100511590B1 (ko) | 반도체 소자 및 그의 제조 방법 | |
KR100983514B1 (ko) | 반도체소자 제조 방법 | |
KR100433868B1 (ko) | Cmos회로장치의형성방법 | |
KR100293052B1 (ko) | 반도체 소자 제조 방법 | |
KR100313605B1 (ko) | 반도체장치 및 그 제조방법 | |
US20040169224A1 (en) | Semiconductor device and manufacturing method therefor | |
JP4146121B2 (ja) | 半導体装置の製造方法 | |
KR19980081779A (ko) | Mos 트랜지스터와 그 제조 방법 | |
KR100605908B1 (ko) | 반도체 소자 및 그 제조 방법 | |
KR100562744B1 (ko) | 반도체 소자의 층간 절연막 제조방법 | |
KR100546790B1 (ko) | 반도체 소자의 제조 방법 | |
KR100448593B1 (ko) | 반도체 소자의 제조방법 | |
KR100606952B1 (ko) | 반도체 소자의 트랜지스터 형성방법 | |
KR100546804B1 (ko) | 반도체 소자의 층간 절연막 제조방법 | |
KR100597084B1 (ko) | 반도체 소자의 트랜지스터제조방법 | |
KR20050065229A (ko) | 모스 트랜지스터의 제조 방법 | |
JPH08279553A (ja) | 半導体装置および半導体装置の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20030130 |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20041130 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: 20050530 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20050824 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20050825 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20080630 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20090722 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20100722 Start annual number: 6 End annual number: 6 |
|
FPAY | Annual fee payment |
Payment date: 20110719 Year of fee payment: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20110719 Start annual number: 7 End annual number: 7 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |