KR960019768A - Transistor Manufacturing Method - Google Patents
Transistor Manufacturing Method Download PDFInfo
- Publication number
- KR960019768A KR960019768A KR1019940028661A KR19940028661A KR960019768A KR 960019768 A KR960019768 A KR 960019768A KR 1019940028661 A KR1019940028661 A KR 1019940028661A KR 19940028661 A KR19940028661 A KR 19940028661A KR 960019768 A KR960019768 A KR 960019768A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- forming
- oxide film
- etching
- polysilicon film
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract 13
- 229920005591 polysilicon Polymers 0.000 claims abstract 13
- 238000005530 etching Methods 0.000 claims abstract 9
- 239000000758 substrate Substances 0.000 claims abstract 7
- 125000006850 spacer group Chemical group 0.000 claims abstract 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract 5
- 239000010703 silicon Substances 0.000 claims abstract 5
- 239000004065 semiconductor Substances 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims description 6
- 229910052723 transition metal Inorganic materials 0.000 claims 4
- 150000003624 transition metals Chemical class 0.000 claims 4
- 239000012535 impurity Substances 0.000 claims 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 238000005468 ion implantation Methods 0.000 claims 1
- 239000011259 mixed solution Substances 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 238000000206 photolithography Methods 0.000 claims 1
- 229910021332 silicide Inorganic materials 0.000 claims 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66575—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
- H01L29/6659—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28202—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a nitrogen-containing ambient, e.g. nitride deposition, growth, oxynitridation, NH3 nitridation, N2O oxidation, thermal nitridation, RTN, plasma nitridation, RPN
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/32055—Deposition of semiconductive layers, e.g. poly - or amorphous silicon layers
-
- 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
- H01L21/823418—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the source or drain structures, e.g. specific source or drain implants or silicided source or drain structures or raised source or drain structures
- H01L21/823425—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the source or drain structures, e.g. specific source or drain implants or silicided source or drain structures or raised source or drain structures manufacturing common source or drain regions between a plurality of conductor-insulator-semiconductor structures
Abstract
본 발명은 트랜지스터 제조방법에 관한 것으로, 반도체기판(11) 상부에 소정 두께의 게이트산화막(13) 및 게이트전극용 폴리실리콘막(14)을 형성하는 제1단계; 상기 폴리실리콘막(14)의 표면에 자연적으로 형성되는 자연산화막(15) 및 폴리실리콘막(14)을 차례로 선택식각하여 게이트전극 패턴을 형성하되, 상기 폴리실리콘막(14)이 소정 정도 잔류하도록 식각하는 제2단계; 전체구조 상부에 소정 두께의 절연막을 형성한 후, 비등방성 식각하여 상기 폴리실리콘막(14') 측벽에 절연막 스페이서(18)를 형성하는 제3단계; 및 상기 절연막 스페이서(18)를 식각마스크로 이용하여 하부의 상기 폴리실리콘막(14) 및 게이트산화막(13)을 식각하여, 활성영역의 상기 실리콘기판(11)을 노출시키는 제4단계를 포함하여 이루어지는 것을 특징으로 한다.The present invention relates to a transistor manufacturing method, comprising: a first step of forming a gate oxide film 13 and a gate silicon polysilicon film 14 having a predetermined thickness on a semiconductor substrate 11; The natural oxide film 15 and the polysilicon film 14 naturally formed on the surface of the polysilicon film 14 are sequentially etched to form a gate electrode pattern, so that the polysilicon film 14 remains to a predetermined degree. Etching a second step; A third step of forming an insulating film spacer 18 on the sidewall of the polysilicon film 14 'by anisotropic etching after forming an insulating film having a predetermined thickness over the entire structure; And etching the lower polysilicon layer 14 and the gate oxide layer 13 by using the insulating layer spacer 18 as an etching mask to expose the silicon substrate 11 in the active region. Characterized in that made.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
제2A도 내지 제2F도는 본 발명의 일실시예에 따른 트랜지스터 제조과정을 나타내는 공정 단면도,2A through 2F are cross-sectional views illustrating a process of manufacturing a transistor according to an embodiment of the present invention;
제3도는 본 발명의 다른 실시예에 따라 형성된 트랜지스터의 단면도.3 is a cross-sectional view of a transistor formed in accordance with another embodiment of the present invention.
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940028661A KR0170436B1 (en) | 1994-11-02 | 1994-11-02 | Method of manufacturing mosfet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940028661A KR0170436B1 (en) | 1994-11-02 | 1994-11-02 | Method of manufacturing mosfet |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960019768A true KR960019768A (en) | 1996-06-17 |
KR0170436B1 KR0170436B1 (en) | 1999-02-01 |
Family
ID=19396927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940028661A KR0170436B1 (en) | 1994-11-02 | 1994-11-02 | Method of manufacturing mosfet |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0170436B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100835522B1 (en) * | 2006-12-27 | 2008-06-04 | 동부일렉트로닉스 주식회사 | Semiconductor device and method for manufacturing thereof |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100542943B1 (en) * | 1998-12-30 | 2006-05-09 | 주식회사 하이닉스반도체 | Repair etching method of semiconductor device |
KR20030044340A (en) * | 2001-11-29 | 2003-06-09 | 주식회사 하이닉스반도체 | Method of forming a transistor in a semiconductor device |
-
1994
- 1994-11-02 KR KR1019940028661A patent/KR0170436B1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100835522B1 (en) * | 2006-12-27 | 2008-06-04 | 동부일렉트로닉스 주식회사 | Semiconductor device and method for manufacturing thereof |
Also Published As
Publication number | Publication date |
---|---|
KR0170436B1 (en) | 1999-02-01 |
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