CA1232370A - Construction of short-length electrode in semiconductor device - Google Patents
Construction of short-length electrode in semiconductor deviceInfo
- Publication number
- CA1232370A CA1232370A CA000502704A CA502704A CA1232370A CA 1232370 A CA1232370 A CA 1232370A CA 000502704 A CA000502704 A CA 000502704A CA 502704 A CA502704 A CA 502704A CA 1232370 A CA1232370 A CA 1232370A
- Authority
- CA
- Canada
- Prior art keywords
- abutment
- layer
- substrate
- silicon
- doping
- 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
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 28
- 238000010276 construction Methods 0.000 title abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 23
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 21
- 239000010703 silicon Substances 0.000 claims abstract description 21
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 18
- 229920005591 polysilicon Polymers 0.000 claims abstract description 18
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 17
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 17
- 210000003323 beak Anatomy 0.000 claims abstract description 14
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000001020 plasma etching Methods 0.000 claims abstract description 6
- 238000005468 ion implantation Methods 0.000 claims abstract description 5
- 230000003647 oxidation Effects 0.000 claims abstract 4
- 238000007254 oxidation reaction Methods 0.000 claims abstract 4
- 239000002019 doping agent Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 9
- 238000000151 deposition Methods 0.000 claims description 6
- 238000002513 implantation Methods 0.000 claims description 5
- 239000000615 nonconductor Substances 0.000 claims 2
- 230000001590 oxidative effect Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 229960001866 silicon dioxide Drugs 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 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
- H01L21/02—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
- H01L21/04—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
- H01L21/2815—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 part or whole of the electrode is a sidewall spacer or made by a similar technique, e.g. transformation under mask, plating
-
- 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]
-
- 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
- H10D84/0163—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 enhancement-mode IGFETs and depletion-mode IGFETs
-
- 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
-
- 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
- H10D64/512—Disposition of the gate electrodes, e.g. buried gates
- H10D64/513—Disposition of the gate electrodes, e.g. buried gates within recesses in the substrate, e.g. trench gates, groove gates or buried gates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/122—Polycrystalline
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)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/724,147 | 1985-04-17 | ||
US06/724,147 US4649638A (en) | 1985-04-17 | 1985-04-17 | Construction of short-length electrode in semiconductor device |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1232370A true CA1232370A (en) | 1988-02-02 |
Family
ID=24909225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000502704A Expired CA1232370A (en) | 1985-04-17 | 1986-02-25 | Construction of short-length electrode in semiconductor device |
Country Status (5)
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5281547A (en) * | 1989-05-12 | 1994-01-25 | Oki Electric Industry Co., Ltd. | Method for manufacturing a field effect transistor |
EP0416141A1 (de) * | 1989-09-04 | 1991-03-13 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines FET mit asymmetrisch angeordnetem Gate-Bereich |
IT1239707B (it) * | 1990-03-15 | 1993-11-15 | St Microelectrics Srl | Processo per la realizzazione di una cella di memoria rom a bassa capacita' di drain |
JPH0521310A (ja) * | 1991-07-11 | 1993-01-29 | Canon Inc | 微細パタン形成方法 |
EP0575688B1 (en) * | 1992-06-26 | 1998-05-27 | STMicroelectronics S.r.l. | Programming of LDD-ROM cells |
US5946501A (en) * | 1994-05-24 | 1999-08-31 | Asahi Kogaku Kogyo Kabushiki Kaisha | Waterproof and/or water-resistant camera |
KR100221627B1 (ko) | 1996-07-29 | 1999-09-15 | 구본준 | 반도체장치 및 그의 제조방법 |
US5926708A (en) * | 1997-05-20 | 1999-07-20 | International Business Machines Corp. | Method for providing multiple gate oxide thicknesses on the same wafer |
US6482660B2 (en) | 2001-03-19 | 2002-11-19 | International Business Machines Corporation | Effective channel length control using ion implant feed forward |
US20070166971A1 (en) * | 2006-01-17 | 2007-07-19 | Atmel Corporation | Manufacturing of silicon structures smaller than optical resolution limits |
CN110957370B (zh) * | 2019-12-27 | 2022-08-23 | 杰华特微电子股份有限公司 | 横向双扩散晶体管的制造方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037307A (en) * | 1975-03-21 | 1977-07-26 | Bell Telephone Laboratories, Incorporated | Methods for making transistor structures |
NL7706802A (nl) * | 1977-06-21 | 1978-12-27 | Philips Nv | Werkwijze voor het vervaardigen van een half- geleiderinrichting en halfgeleiderinrichting vervaardigd met behulp van de werkwijze. |
US4209350A (en) * | 1978-11-03 | 1980-06-24 | International Business Machines Corporation | Method for forming diffusions having narrow dimensions utilizing reactive ion etching |
US4234362A (en) * | 1978-11-03 | 1980-11-18 | International Business Machines Corporation | Method for forming an insulator between layers of conductive material |
US4256514A (en) * | 1978-11-03 | 1981-03-17 | International Business Machines Corporation | Method for forming a narrow dimensioned region on a body |
US4313782A (en) * | 1979-11-14 | 1982-02-02 | Rca Corporation | Method of manufacturing submicron channel transistors |
US4312680A (en) * | 1980-03-31 | 1982-01-26 | Rca Corporation | Method of manufacturing submicron channel transistors |
US4358340A (en) * | 1980-07-14 | 1982-11-09 | Texas Instruments Incorporated | Submicron patterning without using submicron lithographic technique |
US4334348A (en) * | 1980-07-21 | 1982-06-15 | Data General Corporation | Retro-etch process for forming gate electrodes of MOS integrated circuits |
US4430791A (en) * | 1981-12-30 | 1984-02-14 | International Business Machines Corporation | Sub-micrometer channel length field effect transistor process |
US4542577A (en) * | 1982-12-30 | 1985-09-24 | International Business Machines Corporation | Submicron conductor manufacturing |
US4503601A (en) * | 1983-04-18 | 1985-03-12 | Ncr Corporation | Oxide trench structure for polysilicon gates and interconnects |
US4546535A (en) * | 1983-12-12 | 1985-10-15 | International Business Machines Corporation | Method of making submicron FET structure |
US4539744A (en) * | 1984-02-03 | 1985-09-10 | Fairchild Camera & Instrument Corporation | Semiconductor planarization process and structures made thereby |
US4532698A (en) * | 1984-06-22 | 1985-08-06 | International Business Machines Corporation | Method of making ultrashort FET using oblique angle metal deposition and ion implantation |
-
1985
- 1985-04-17 US US06/724,147 patent/US4649638A/en not_active Expired - Fee Related
-
1986
- 1986-01-14 JP JP61004450A patent/JPS61241978A/ja active Granted
- 1986-02-25 CA CA000502704A patent/CA1232370A/en not_active Expired
- 1986-04-11 DE DE8686105001T patent/DE3676536D1/de not_active Expired - Lifetime
- 1986-04-11 EP EP86105001A patent/EP0198446B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4649638A (en) | 1987-03-17 |
JPS61241978A (ja) | 1986-10-28 |
EP0198446B1 (en) | 1990-12-27 |
EP0198446A3 (en) | 1988-04-27 |
DE3676536D1 (de) | 1991-02-07 |
JPH058870B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-02-03 |
EP0198446A2 (en) | 1986-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |