KR0167669B1 - 반도체장치의 제조방법 - Google Patents
반도체장치의 제조방법 Download PDFInfo
- Publication number
- KR0167669B1 KR0167669B1 KR1019950041736A KR19950041736A KR0167669B1 KR 0167669 B1 KR0167669 B1 KR 0167669B1 KR 1019950041736 A KR1019950041736 A KR 1019950041736A KR 19950041736 A KR19950041736 A KR 19950041736A KR 0167669 B1 KR0167669 B1 KR 0167669B1
- Authority
- KR
- South Korea
- Prior art keywords
- conductive layer
- forming
- gate electrode
- layer
- gate
- Prior art date
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Classifications
-
- 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]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or 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 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
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28525—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table the conductive layers comprising semiconducting material
-
- 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]
- H10D30/601—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs
-
- 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
- H10D64/661—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation
- H10D64/662—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures
- H10D64/663—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures the additional layers comprising a silicide layer contacting the layer of silicon, e.g. polycide gates
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)
Abstract
Description
Claims (6)
- 제1도전형 반도체기판상에 게이트절연막을 형성하는 공정과, 상기 게이트절연막위에 제1도전층과 제1절연막을 차례로 형성하는 공정, 상기 제1절연막 및 제1도전층을 소정의 게이트패턴으로 패터닝하여 제1도전층으로 이루어진 게이트전극을 형성하는 공정, 저농도의 제2도전형의 불순물울 이온주입하여 상기 게이트전극 양단의 기판부위에 LDD 접합을 형성하는 공정, 기판 전면에 제2절연막과 제2도전층을 차례로 형성하는 공정, 상기 제2도전층을 이방성식각하여 상기 게이트전극의 측벽에 스페이서를 형성하는 공정, 상기 스페이서를 식각저지층으로 하여 상기 제2절연막을 제거하는 공정, 상기 게이트전극 상부의 제1절연막을 제거하는 공정,기판 전면에 제3도전층을 형성하는 공정, 및 상기 제3도전층을 블랭킷 에치백하여 상기 게이트전극과 스페이서를 접속하는 도전층 스트링거를 형성하는 공정을 구비하여 이루어지 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제1도전층은 폴리실리콘 또는 폴리사이드를 증착하여 형성하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제2도전층과 제3도전층은 폴리실리콘으로 형성하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 제1절연막은 산화막으로 형성하는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제1항에 있어서, 상기 제2절연막은 나이트라이드로 형성하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제1항에 있어서, 상기 게이트전극과 스페이서 및 스트링거에 의해 오버랩구조의 게이트전극이 형성되는 것을 특징으로 하는 반도체장치의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950041736A KR0167669B1 (ko) | 1995-11-16 | 1995-11-16 | 반도체장치의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950041736A KR0167669B1 (ko) | 1995-11-16 | 1995-11-16 | 반도체장치의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970030498A KR970030498A (ko) | 1997-06-26 |
KR0167669B1 true KR0167669B1 (ko) | 1999-02-01 |
Family
ID=19434385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950041736A KR0167669B1 (ko) | 1995-11-16 | 1995-11-16 | 반도체장치의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0167669B1 (ko) |
-
1995
- 1995-11-16 KR KR1019950041736A patent/KR0167669B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR970030498A (ko) | 1997-06-26 |
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