KR0124642B1 - 반도체 소자의 제조방법 - Google Patents
반도체 소자의 제조방법Info
- Publication number
- KR0124642B1 KR0124642B1 KR1019940011305A KR19940011305A KR0124642B1 KR 0124642 B1 KR0124642 B1 KR 0124642B1 KR 1019940011305 A KR1019940011305 A KR 1019940011305A KR 19940011305 A KR19940011305 A KR 19940011305A KR 0124642 B1 KR0124642 B1 KR 0124642B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- nitride film
- isolation region
- device isolation
- semiconductor layer
- Prior art date
Links
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
- H10D84/0151—Manufacturing their isolation regions
-
- 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
Landscapes
- Element Separation (AREA)
Abstract
Description
Claims (3)
- 반도체 기판에 제1소자격리영역을 형성하는 공정과, 상기의 제1소자격리영역이 형성된 기판의 전면에 일정 두께의 제1도전형 반도체층을 형성하는 공정과, 상기의 제1도전형 반도체층상에 산화막과 질화막을 형성하는 공정과, 상기 제1소자격리영역보다 작은 폭으로 제1소자격리영역상의 질화막을 선택적으로 제거하는 공정과, 상기 질화막 측면에 질화막 측벽을 하고 제1도전형 반도체층을 열산화하여 제2소자격리영역을 형성하는 공정과, 상기 제1도전형 반도체층을 단결정화하고 질화막, 질화막 측벽, 산화막을 제거한후 게이트 절연막을 형성하는 공정과, 상기의 게이트 절연막상에 게이트 전극을 형성하는 공정과, 상기 게이트 전극을 마스크로 하여 저농도로 제2도전형 불순물 이온주입을 실시한후 게이트전극 측변에 절연막 측벽을 형성하고 다시 고농도 제2도전형 불순물 이온주입을 하여 LDD 구조의 소스 및 드레인영역을 형성하는 공정을 포함하여 이루어지는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제1항에 있어서, 제1도전형 반도체층은 비정질실리콘(Amorphous-si) 또는 폴리실리콘(Poly-si)으로 형성되는 것을 특징으로 하는 반도체 소자의 제조방법.
- 제1항으로 있어서, 제1도전형 반도체층의 단결정화는 반도체 기판을 시드(seed)로 하여 레이저(Laser)를 이용하여 이루어지는 것을 특징으로 하는 반도체 소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940011305A KR0124642B1 (ko) | 1994-05-24 | 1994-05-24 | 반도체 소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940011305A KR0124642B1 (ko) | 1994-05-24 | 1994-05-24 | 반도체 소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950034669A KR950034669A (ko) | 1995-12-28 |
KR0124642B1 true KR0124642B1 (ko) | 1997-12-10 |
Family
ID=19383678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940011305A KR0124642B1 (ko) | 1994-05-24 | 1994-05-24 | 반도체 소자의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0124642B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100685885B1 (ko) * | 2005-10-28 | 2007-02-26 | 동부일렉트로닉스 주식회사 | 반도체 소자의 격리영역 형성방법 |
-
1994
- 1994-05-24 KR KR1019940011305A patent/KR0124642B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR950034669A (ko) | 1995-12-28 |
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