KR0157875B1 - 반도체 장치의 제조방법 - Google Patents
반도체 장치의 제조방법 Download PDFInfo
- Publication number
- KR0157875B1 KR0157875B1 KR1019940028789A KR19940028789A KR0157875B1 KR 0157875 B1 KR0157875 B1 KR 0157875B1 KR 1019940028789 A KR1019940028789 A KR 1019940028789A KR 19940028789 A KR19940028789 A KR 19940028789A KR 0157875 B1 KR0157875 B1 KR 0157875B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- trench
- silicon layer
- oxide film
- 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.)
- Expired - Fee Related
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
- H01L21/76213—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO introducing electrical inactive or active impurities in the local oxidation region, e.g. to alter LOCOS oxide growth characteristics or for additional isolation purpose
- H01L21/76216—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO introducing electrical inactive or active impurities in the local oxidation region, e.g. to alter LOCOS oxide growth characteristics or for additional isolation purpose introducing electrical active impurities in the local oxidation region for the sole purpose of creating channel stoppers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
- H01L21/76227—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials the dielectric materials being obtained by full chemical transformation of non-dielectric materials, such as polycristalline silicon, metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
- H01L21/76237—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials introducing impurities in trench side or bottom walls, e.g. for forming channel stoppers or alter isolation behavior
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Element Separation (AREA)
- Local Oxidation Of Silicon (AREA)
Abstract
Description
Claims (9)
- 기판의 필드영역에 좁은패턴과 넓은패턴의 트렌치를 형성하는 단계와; 상기 두 트렌치 하부의 기판내에 이온 주입층을 형성하는 단계와; 상기 기판의 전면상에 산화방지층을 형성하는 단계와; 상기 산화방지층위에 실리콘층을 소정두께로 형성하는 단계와; 두 트렌치 내의 소정영역에 남도록 상기 실리콘층을 식각하는 단계와; 상기 잔존하는 실리콘층을 열처리하여 상기 트렌치내부에 격리산화막을 형성함과 동시에 상기 트렌치 하부에 채널스톱확산영역을 형성하는 단계를 포함하여 이루어진 것을 특징으로 하는 반도체 장치의 제조방법.
- 제1항에 있어서, 상기 실리콘층을 형성하는 단계는 상기 산화방지층의 전면상에 상기 실리콘층을 소정의 두께로 증착하는 단계와; 상대적으로 큰 패턴의 상기 트렌치상에 증착된 상기 실리콘층의 소정의 영역상에 마스크층을 형성하는 단계와; 상기 마스크층을 이용하여 상기 실리콘층을 식각하는 단계를 갖는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제2항에 있어서, 상기 실리콘층은 상기 실리콘층이 상대적으로 좁은 패턴의 상기 트렌치를 채울 수 있는 두께로 상기 산화방지층상에 증착되는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제3항에 있어서, 상기 실리콘층은 좁은 패턴의 상기 트렌치의 폭의 절반 보다 크게 되는 두께로 증착되는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제3항에 있어서, 상기 마스크층은 상기 실리콘층의 함몰부상에 형성되는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제1항에 있어서, 상기 실리콘층은 다결정 실리콘층 또는 비정질 실리콘층중의 어느하나도 이루어지는 것을 특징으로 하는 반도체 장치의 제조방법.
- 기판의 제1필드영역에 트렌치를 형성하는 단계와; 그 트렌치 하부의 상기 기판내에 제1이온 주입층을 형성하는 단계와; 상기 기판의 전면상에 산화방지층을 형성하는 단계와; 상기 기판의 제2필드영역에 제2이온 주입층을 형성하는 단계와; 상기 트렌치 내의 상기 산화방지층상에만 실리콘층을 형성하는 단계와; 상기 실리콘층과, 상기 제2필드영역의 상기 기판을 산화함과 아울러 상기 주입된 이온을 열처리하여 채널스톱확산영역을 형성하는 단계를 포함하여 이루어진 것을 특징으로 하는 반도체 장치의 제조방법.
- 제7항에 있어서, 상기 제1필드영역은 제2필드영역 보다 크기가 작은 것을 특징으로 하는 반도체 장치의 제조방법.
- 제7항에 있어서, 상기 제2필드영역상의 산화방지층을 제거한 후 제2이온주입층을 형성하는 것을 특징으로 하는 반도체 장치의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940028789A KR0157875B1 (ko) | 1994-11-03 | 1994-11-03 | 반도체 장치의 제조방법 |
JP7154961A JP2802600B2 (ja) | 1994-11-03 | 1995-06-21 | 半導体装置の製造方法 |
US08/794,061 US5915191A (en) | 1994-11-03 | 1997-02-04 | Method for fabricating a semiconductor device with improved device integration and field-region insulation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940028789A KR0157875B1 (ko) | 1994-11-03 | 1994-11-03 | 반도체 장치의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960019649A KR960019649A (ko) | 1996-06-17 |
KR0157875B1 true KR0157875B1 (ko) | 1999-02-01 |
Family
ID=19397039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940028789A Expired - Fee Related KR0157875B1 (ko) | 1994-11-03 | 1994-11-03 | 반도체 장치의 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5915191A (ko) |
JP (1) | JP2802600B2 (ko) |
KR (1) | KR0157875B1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR980006363A (ko) * | 1996-06-27 | 1998-03-30 | 김주용 | 반도체 장치 및 그 제조방법 |
US6228746B1 (en) * | 1997-12-18 | 2001-05-08 | Advanced Micro Devices, Inc. | Methodology for achieving dual field oxide thicknesses |
KR100275730B1 (ko) * | 1998-05-11 | 2000-12-15 | 윤종용 | 트렌치 소자분리 방법 |
KR100532381B1 (ko) * | 1998-05-21 | 2006-02-28 | 삼성전자주식회사 | 반도체 장치의 쉘로우 트렌치 소자 분리방법 |
US6284626B1 (en) * | 1999-04-06 | 2001-09-04 | Vantis Corporation | Angled nitrogen ion implantation for minimizing mechanical stress on side walls of an isolation trench |
US6830977B1 (en) | 2000-08-31 | 2004-12-14 | Micron Technology, Inc. | Methods of forming an isolation trench in a semiconductor, methods of forming an isolation trench in a surface of a silicon wafer, methods of forming an isolation trench-isolated transistor, trench-isolated transistor, trench isolation structures formed in a semiconductor, memory cells and drams |
US6406976B1 (en) * | 2000-09-18 | 2002-06-18 | Motorola, Inc. | Semiconductor device and process for forming the same |
US6602759B2 (en) | 2000-12-07 | 2003-08-05 | International Business Machines Corporation | Shallow trench isolation for thin silicon/silicon-on-insulator substrates by utilizing polysilicon |
JP2002324836A (ja) * | 2001-04-24 | 2002-11-08 | Shin Etsu Handotai Co Ltd | Son構造をもつ基板を作製する方法 |
KR20030002594A (ko) * | 2001-06-29 | 2003-01-09 | 주식회사 하이닉스반도체 | 반도체소자의 소자분리절연막 형성방법 |
KR100487137B1 (ko) * | 2002-07-12 | 2005-05-03 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
JP2004153173A (ja) * | 2002-10-31 | 2004-05-27 | Sharp Corp | 半導体装置の製造方法 |
US20070132056A1 (en) * | 2005-12-09 | 2007-06-14 | Advanced Analogic Technologies, Inc. | Isolation structures for semiconductor integrated circuit substrates and methods of forming the same |
JP7203515B2 (ja) * | 2017-06-06 | 2023-01-13 | アプライド マテリアルズ インコーポレイテッド | 連続した堆積-エッチング-処理方法を使用した酸化ケイ素及び窒化ケイ素のボトムアップ成長 |
US11862694B2 (en) | 2020-09-23 | 2024-01-02 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor device and method |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56120166A (en) * | 1980-02-27 | 1981-09-21 | Hitachi Ltd | Semiconductor ic device and manufacture thereof |
JPS58210634A (ja) * | 1982-05-31 | 1983-12-07 | Toshiba Corp | 半導体装置の製造方法 |
JPS59124143A (ja) * | 1982-12-29 | 1984-07-18 | Matsushita Electric Ind Co Ltd | 半導体集積回路の製造方法 |
JPS6018930A (ja) * | 1983-07-13 | 1985-01-31 | Hitachi Ltd | 半導体装置の製造法 |
JPS6038831A (ja) * | 1983-08-12 | 1985-02-28 | Hitachi Ltd | 半導体装置およびその製造方法 |
JPS6070740A (ja) * | 1983-09-26 | 1985-04-22 | Mitsubishi Electric Corp | 素子間分離方法 |
JPS6193642A (ja) * | 1984-10-15 | 1986-05-12 | Nec Corp | 半導体装置の製造方法 |
JPS61168241A (ja) * | 1985-01-21 | 1986-07-29 | Nec Corp | 素子分離領域の形成方法 |
US4892614A (en) * | 1986-07-07 | 1990-01-09 | Texas Instruments Incorporated | Integrated circuit isolation process |
US4980311A (en) * | 1987-05-05 | 1990-12-25 | Seiko Epson Corporation | Method of fabricating a semiconductor device |
JPH034556A (ja) * | 1989-05-31 | 1991-01-10 | Toshiba Corp | ハイブリッドモジュールのリード接続方法 |
US5130268A (en) * | 1991-04-05 | 1992-07-14 | Sgs-Thomson Microelectronics, Inc. | Method for forming planarized shallow trench isolation in an integrated circuit and a structure formed thereby |
US5472904A (en) * | 1994-03-02 | 1995-12-05 | Micron Technology, Inc. | Thermal trench isolation |
-
1994
- 1994-11-03 KR KR1019940028789A patent/KR0157875B1/ko not_active Expired - Fee Related
-
1995
- 1995-06-21 JP JP7154961A patent/JP2802600B2/ja not_active Expired - Fee Related
-
1997
- 1997-02-04 US US08/794,061 patent/US5915191A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH08139176A (ja) | 1996-05-31 |
KR960019649A (ko) | 1996-06-17 |
US5915191A (en) | 1999-06-22 |
JP2802600B2 (ja) | 1998-09-24 |
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