KR970060450A - 트렌치를 이용한 반도체 소자의 분리 방법 - Google Patents
트렌치를 이용한 반도체 소자의 분리 방법 Download PDFInfo
- Publication number
- KR970060450A KR970060450A KR1019960002381A KR19960002381A KR970060450A KR 970060450 A KR970060450 A KR 970060450A KR 1019960002381 A KR1019960002381 A KR 1019960002381A KR 19960002381 A KR19960002381 A KR 19960002381A KR 970060450 A KR970060450 A KR 970060450A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- etching
- forming
- trench
- substrate
- 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.)
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Classifications
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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
- H10W10/0145—Manufacture or treatment of isolation regions comprising dielectric materials using trench refilling with dielectric materials, e.g. shallow trench isolations of trenches having shapes other than rectangular or V-shape
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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
- H10P30/00—Ion implantation into wafers, substrates or parts of devices
- H10P30/40—Ion implantation into wafers, substrates or parts of devices into insulating materials
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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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
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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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/69—Etching of wafers, substrates or parts of devices using masks for semiconductor materials
- H10P50/691—Etching of wafers, substrates or parts of devices using masks for semiconductor materials for Group IV materials or Group III-V materials
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- Element Separation (AREA)
Abstract
Description
Claims (2)
- 트렌치를 이용한 반도체 소자의 분리 방법에 있어서, 기판 전면 상에 패드 절연막 및 식각 방지층을 순차적으로 적층하는 제1단계; 상기 식각 방지층 및 패드 절연막을 패터닝함으로써 기판의 비활성 영역을 노출시키는 식각 방지층 패턴 및 패드 절연막 패턴을 형성하는 제2단계; 상기 식각 방지층 패턴을 식각 마스크로 이용하여 상기 노출된 기판을 식각함으로써 트렌치를 형성하는 제3단계; 상기 트렌치 측벽 및 저면 상에 절연막을 형성하는 제4단계; 상기 트렌치의 내부를 채우도록 결과물 기판 전면에 절연 물질을 중착함으로써 절연 물질층을 형성하는 제5단계; 상기 식각 방지층 패턴이 노출되도록 상기 절연 물질층을 식각하는 제6단계; 상기 식각 방지층 패턴을 제거하는 제6단계; 식각된 상기 절연 물질층의 표면이 상기 기판의 표면보다 낮게 위치하도록 상기 절연 물질층을 식각하는 제7단계; 상기 절연 물질층이 재식각된 결과물 기판 전면에 불순물을 이온 주입함으로써 불순물층을 형성하는 제8단계; 및 상기 트렌치의 어깨부에만 불순물층이 잔존토록 활성 영역의 상기 기판을 식각하는 제9단계를 포함하는 것을 특징으로 하는 트렌치를 이용한 반도체 소자의 분리 방법.
- 제1항에 있어서, 상기 제1단계 후, 상기 패드 절연막 및 식각 방지층 상에 산화막을 형성하는 단계 및 상기 산화막을 패터닝함으로써 상기 식각 방지층 및 패드 절연막을 식각하는 데 사용되는 산화막 패턴을 형성하는 단계를 더 포함하여 진행하는 것을 특징으로 하는 트렌치를 이용한 반도체 소자의 분리 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960002381A KR100195206B1 (ko) | 1996-01-31 | 1996-01-31 | 트렌치를 이용한 반도체 소자 분리 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960002381A KR100195206B1 (ko) | 1996-01-31 | 1996-01-31 | 트렌치를 이용한 반도체 소자 분리 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970060450A true KR970060450A (ko) | 1997-08-12 |
| KR100195206B1 KR100195206B1 (ko) | 1999-06-15 |
Family
ID=19450570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960002381A Expired - Fee Related KR100195206B1 (ko) | 1996-01-31 | 1996-01-31 | 트렌치를 이용한 반도체 소자 분리 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100195206B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010038753A (ko) * | 1999-10-27 | 2001-05-15 | 박종섭 | 반도체 장치의 분리구조 제조방법 |
-
1996
- 1996-01-31 KR KR1019960002381A patent/KR100195206B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010038753A (ko) * | 1999-10-27 | 2001-05-15 | 박종섭 | 반도체 장치의 분리구조 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100195206B1 (ko) | 1999-06-15 |
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