KR20000039029A - 이중 라이너를 구비한 트렌치 격리 형성 방법 - Google Patents
이중 라이너를 구비한 트렌치 격리 형성 방법 Download PDFInfo
- Publication number
- KR20000039029A KR20000039029A KR1019980054223A KR19980054223A KR20000039029A KR 20000039029 A KR20000039029 A KR 20000039029A KR 1019980054223 A KR1019980054223 A KR 1019980054223A KR 19980054223 A KR19980054223 A KR 19980054223A KR 20000039029 A KR20000039029 A KR 20000039029A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- trench
- insulating
- trench isolation
- liner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- 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
-
- 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
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6302—Non-deposition formation processes
- H10P14/6322—Formation by thermal treatments
-
- 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
- H10P14/66—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials
- H10P14/668—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials
- H10P14/6681—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials the precursor containing a compound comprising Si
- H10P14/6684—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials the precursor containing a compound comprising Si the compound comprising silicon and oxygen
- H10P14/6686—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials the precursor containing a compound comprising Si the compound comprising silicon and oxygen the compound being a molecule comprising at least one silicon-oxygen bond and the compound having hydrogen or an organic group attached to the silicon or oxygen, e.g. a siloxane
-
- 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
- H10P14/694—Inorganic materials composed of nitrides
- H10P14/6943—Inorganic materials composed of nitrides containing silicon
- H10P14/69433—Inorganic materials composed of nitrides containing silicon the material being a silicon nitride not containing oxygen, e.g. SixNy or SixByNz
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- Element Separation (AREA)
Abstract
Description
Claims (3)
- 반도체 기판 상에 제 1 절연막 및 제 1 물질막을 차례로 형성하는 단계와;포토레지스트 패턴을 마스크로 사용하여 상기 제 1 물질막 및 제 1 절연막을 차례로 식각하여 트렌치 격리 형성 영역을 정의하는 마스크 패턴을 형성하는 단계와;상기 마스크 패턴을 마스크로 사용하여 상기 반도체 기판의 일부 두께를 식각하여 트렌치 형성용 오프닝을 형성하는 단계와;상기 오프닝의 양측벽 및 하부면에 제 2 절연막을 형성하는 단계와;상기 제 1 물질막을 포함하여 상기 제 2 절연막의 표면을 따라 제 2 물질막, 제 3 절연막, 제 3 물질막을 차례로 형성하되, 상기 제 2 및 제 3 물질막들은 얇은 두께로 형성하는 단계와;상기 오프닝을 채우도록 상기 반도체 기판의 전면에 제 4 및 제 5 절연막을 형성하는 단계와;상기 제 1 물질막의 표면이 노출될 때까지 상기 제 5 내지 제 4 절연막 및 제 3 절연막을 평탄하게 식각하여 트렌치 격리를 형성하는 단계 및;상기 트렌치 격리 양측의 상기 제 1 물질막 및 제 1 절연막을 차례로 제거하는 단계를 포함하는 트렌치 격리 형성 방법.
- 제 1 항에 있어서,상기 제 1 내지 제 3 절연막들은 각각 패드 산화막, 열산화막, 고온 산화막이고, 상기 제 1 물질막은 실리콘 산화 질화막, 상기 제 2 및 제 3 물질막들은 실리콘 질화막이며, 상기 제 4 절연막은 USG막과 O3-TEOS막 중 어느 하나의 막이고, 제 6 절연막은 PE-TEOS막과 PE-oxide막 중 어느 하나 막인 트렌치 격리 형성 방법.
- 제 1 항에 있어서,상기 제 2 물질막 및 제 3 물질막은 트렌치 라이너로 사용되어 트렌치 내에서 이중 구조를 갖고, 두께가 같거나 상기 제 3 물질막이 더 두껍게 형성되는 트렌치 격리 형성 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019980054223A KR20000039029A (ko) | 1998-12-10 | 1998-12-10 | 이중 라이너를 구비한 트렌치 격리 형성 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019980054223A KR20000039029A (ko) | 1998-12-10 | 1998-12-10 | 이중 라이너를 구비한 트렌치 격리 형성 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20000039029A true KR20000039029A (ko) | 2000-07-05 |
Family
ID=19562245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019980054223A Withdrawn KR20000039029A (ko) | 1998-12-10 | 1998-12-10 | 이중 라이너를 구비한 트렌치 격리 형성 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20000039029A (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100431320B1 (ko) * | 2001-08-16 | 2004-05-12 | 주식회사 하이닉스반도체 | 반도체 소자의 격리막 형성 방법 |
| KR100694976B1 (ko) * | 2004-12-20 | 2007-03-14 | 주식회사 하이닉스반도체 | 반도체 소자의 소자분리막 형성방법 |
| KR100929720B1 (ko) * | 2007-12-03 | 2009-12-03 | 주식회사 동부하이텍 | 반도체 소자의 소자 분리막 형성 방법 |
-
1998
- 1998-12-10 KR KR1019980054223A patent/KR20000039029A/ko not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100431320B1 (ko) * | 2001-08-16 | 2004-05-12 | 주식회사 하이닉스반도체 | 반도체 소자의 격리막 형성 방법 |
| KR100694976B1 (ko) * | 2004-12-20 | 2007-03-14 | 주식회사 하이닉스반도체 | 반도체 소자의 소자분리막 형성방법 |
| KR100929720B1 (ko) * | 2007-12-03 | 2009-12-03 | 주식회사 동부하이텍 | 반도체 소자의 소자 분리막 형성 방법 |
| US7642172B2 (en) | 2007-12-03 | 2010-01-05 | Dongbu Hitek Co., Ltd. | Method of forming isolation layer in semiconductor device |
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