KR100444310B1 - 반도체소자의소자분리막제조방법 - Google Patents
반도체소자의소자분리막제조방법 Download PDFInfo
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- KR100444310B1 KR100444310B1 KR1019970028687A KR19970028687A KR100444310B1 KR 100444310 B1 KR100444310 B1 KR 100444310B1 KR 1019970028687 A KR1019970028687 A KR 1019970028687A KR 19970028687 A KR19970028687 A KR 19970028687A KR 100444310 B1 KR100444310 B1 KR 100444310B1
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- South Korea
- Prior art keywords
- oxide film
- film
- trench
- semiconductor device
- thickness
- Prior art date
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- 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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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
- H10P14/6502—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials
- H10P14/6512—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour
- H10P14/6514—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour by exposure to a plasma
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/69—Inorganic materials
- H10P14/692—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
- H10P14/6921—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses containing silicon
- H10P14/6922—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses containing silicon the material containing Si, O and at least one of H, N, C, F or other non-metal elements, e.g. SiOC, SiOC:H or SiONC
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
- H10P95/06—Planarisation of inorganic insulating materials
- H10P95/062—Planarisation of inorganic insulating materials involving a dielectric removal step
- H10P95/064—Planarisation of inorganic insulating materials involving a dielectric removal step the removal being chemical etching
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- Element Separation (AREA)
Abstract
Description
Claims (6)
- 반도체 기판 상부에 패드산화막과 질화막을 순차적으로 형성하는 공정과,소자분리마스크를 이용한 사진식각공정으로 상기 질화막, 패드산화막 및 일정깊이의 반도체기판을 식각하여 트랜치를 형성하는 공정과,상기 트랜치 표면에 열산화막을 형성하는 공정과,플라즈마 전처리 공정을 실시하고 상기 트랜치를 매립하는 제 1 O3-TEOS 산화막을 형성하는 공정과,CMP 공정으로 상기 질화막이 노출될때 까지 상기 제1 O3-TEOS 산화막을 연마하여 평탄화하는 공정과,상기 질화막을 습식공정으로 제거하고 전체표면상부에 제 2 O3-TEOS 산화막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 패드산화막은 50 ∼ 300Å 두께로 형성된 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 질화막은 1000 ∼ 3000Å 두께로 형성된 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 트랜치는 1500 ∼ 4000Å 두께의 깊이로 형성된 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 제 1 O3-TEOS 산화막은 3000 ∼ 8000Å 두께로 형성된 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제 1 항에 있어서,상기 제 2 O3-TEOS 산화막은 200 ∼ 500Å 두께로 형성된 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970028687A KR100444310B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체소자의소자분리막제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970028687A KR100444310B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체소자의소자분리막제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990004560A KR19990004560A (ko) | 1999-01-15 |
| KR100444310B1 true KR100444310B1 (ko) | 2004-11-06 |
Family
ID=37362219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970028687A Expired - Fee Related KR100444310B1 (ko) | 1997-06-28 | 1997-06-28 | 반도체소자의소자분리막제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100444310B1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100446286B1 (ko) * | 1997-10-22 | 2004-10-14 | 삼성전자주식회사 | 반도체장치의 트렌치 소자분리방법 |
| KR100842904B1 (ko) * | 2005-09-30 | 2008-07-02 | 주식회사 하이닉스반도체 | 반도체 소자의 소자분리막 형성방법 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433794A (en) * | 1992-12-10 | 1995-07-18 | Micron Technology, Inc. | Spacers used to form isolation trenches with improved corners |
| US5436488A (en) * | 1993-09-30 | 1995-07-25 | Motorola Inc. | Trench isolator structure in an integrated circuit |
| JPH0897277A (ja) * | 1994-09-29 | 1996-04-12 | Toshiba Corp | 半導体装置の製造方法 |
| US5731241A (en) * | 1997-05-15 | 1998-03-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Self-aligned sacrificial oxide for shallow trench isolation |
-
1997
- 1997-06-28 KR KR1019970028687A patent/KR100444310B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433794A (en) * | 1992-12-10 | 1995-07-18 | Micron Technology, Inc. | Spacers used to form isolation trenches with improved corners |
| US5436488A (en) * | 1993-09-30 | 1995-07-25 | Motorola Inc. | Trench isolator structure in an integrated circuit |
| JPH0897277A (ja) * | 1994-09-29 | 1996-04-12 | Toshiba Corp | 半導体装置の製造方法 |
| US5731241A (en) * | 1997-05-15 | 1998-03-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Self-aligned sacrificial oxide for shallow trench isolation |
Also Published As
| Publication number | Publication date |
|---|---|
| KR19990004560A (ko) | 1999-01-15 |
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