KR100235971B1 - 반도체 소자의 제조방법 - Google Patents
반도체 소자의 제조방법 Download PDFInfo
- Publication number
- KR100235971B1 KR100235971B1 KR1019970028677A KR19970028677A KR100235971B1 KR 100235971 B1 KR100235971 B1 KR 100235971B1 KR 1019970028677 A KR1019970028677 A KR 1019970028677A KR 19970028677 A KR19970028677 A KR 19970028677A KR 100235971 B1 KR100235971 B1 KR 100235971B1
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- South Korea
- Prior art keywords
- oxide film
- trench
- thickness
- semiconductor device
- forming
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- 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
- 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
- H10D84/0135—Manufacturing their gate conductors
- H10D84/0137—Manufacturing their gate conductors the gate conductors being silicided
-
- 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
- H10D84/0144—Manufacturing their gate insulating layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W10/00—Isolation regions in semiconductor bodies between components of integrated devices
- H10W10/01—Manufacture or treatment
- H10W10/011—Manufacture or treatment of isolation regions comprising dielectric materials
- H10W10/014—Manufacture or treatment of isolation regions comprising dielectric materials using trench refilling with dielectric materials, e.g. shallow trench isolations
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- Semiconductor Memories (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (9)
- 반도체기판 상부에 게이트 산화막 및 다결정실리콘층을 형성하는 공정과, 상기 다결정실리콘층 상부에 패드산화막 및 질화막을 형성하는 공정과, 상기 질화막, 패드산화막, 다결정실리콘, 게이트 산화막 및 일정 두께의 반도체기판을 식각하여 트렌치를 형성하는 공정과, 상기 트렌치 표면에 열산화막을 형성하는 공정과, 상기 트렌치를 매립하는 절연물을 상기 질화막 상부까지 증착하는 공정과, 상기 절연물을 상기 질화막이 노출될 때까지 화학적 기계적 연마하는 공정과, 상기 질화막을 습식식각공정으로 제거하는 공정과, 상기 패드산화막을 제거하는 공정과, 상기 구조 상부에 텅스텐실리사이드를 형성하는 공정과, 워드라인 마스크를 이용한 식각공정으로 워드라인을 형성하는 공정을 포함하는 반도체소자의 제조방법.
- 청구항1에 있어서, 상기 게이트 산화막은 30∼100Å의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항1에 있어서, 상기 다결정실리콘층은 500∼1500Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항1에 있어서, 상기 패드산화막은 50∼200Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항 1에 있어서, 상기 질화막은 500∼1500 Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항 1에 있어서, 상기 트렌치는 상기 반도체기판을 1500∼4000 Å 정도의 깊이로 식각하여 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항 1에 있어서, 상기 열산화막은 트렌치의 측벽에 50∼200 Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항 1에 있어서, 상기 매립 절연물은 화학기상증착방법으로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
- 청구항 1에 있어서, 상기 텅스텐 실리사이드는 500∼1500 Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체소자의 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970028677A KR100235971B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체 소자의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970028677A KR100235971B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체 소자의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990004550A KR19990004550A (ko) | 1999-01-15 |
| KR100235971B1 true KR100235971B1 (ko) | 1999-12-15 |
Family
ID=19512051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970028677A Expired - Fee Related KR100235971B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체 소자의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100235971B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12615781B2 (en) | 2021-06-18 | 2026-04-28 | Samsung Electronics Co., Ltd. | Semiconductor device and electronic system the same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100466025B1 (ko) * | 2002-04-18 | 2005-01-13 | 동부아남반도체 주식회사 | 에스.티.아이(sti) 구조를 가지는 반도체 소자 제조 방법 |
-
1997
- 1997-06-28 KR KR1019970028677A patent/KR100235971B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12615781B2 (en) | 2021-06-18 | 2026-04-28 | Samsung Electronics Co., Ltd. | Semiconductor device and electronic system the same |
Also Published As
| Publication number | Publication date |
|---|---|
| KR19990004550A (ko) | 1999-01-15 |
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