KR100506192B1 - 반도체 소자의 고저항 영역 형성 방법 - Google Patents
반도체 소자의 고저항 영역 형성 방법 Download PDFInfo
- Publication number
- KR100506192B1 KR100506192B1 KR10-2003-0029746A KR20030029746A KR100506192B1 KR 100506192 B1 KR100506192 B1 KR 100506192B1 KR 20030029746 A KR20030029746 A KR 20030029746A KR 100506192 B1 KR100506192 B1 KR 100506192B1
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- South Korea
- Prior art keywords
- trench
- forming
- etching process
- high resistance
- layer
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000005530 etching Methods 0.000 claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 239000011810 insulating material Substances 0.000 claims abstract description 7
- 239000000460 chlorine Substances 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 4
- 238000005229 chemical vapour deposition Methods 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 239000011259 mixed solution Substances 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 42
- 239000010408 film Substances 0.000 description 12
- 239000011229 interlayer Substances 0.000 description 10
- 239000010409 thin film Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000001312 dry etching Methods 0.000 description 4
- 238000001020 plasma etching Methods 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/10—Inductors
-
- 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
- H01L21/76232—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials of trenches having a shape other than rectangular or V-shape, e.g. rounded corners, oblique or rounded trench walls
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/20—Resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Integrated Circuits (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (10)
- 반도체 기판의 일영역을 노출하는 마스크 패턴을 형성하는 단계;상기 마스크 패턴을 식각 마스크로 이용한 이방성 식각 공정으로 상기 반도체 기판에 트렌치를 형성하고 트렌치 측벽에 폴리머를 형성하는 단계;등방성 식각 공정으로 상기 트렌치 하부의 반도체 기판을 식각하여 상기 트렌치의 하부의 폭을 넓히는 단계;상기 마스크 패턴을 제거하는 단계;상기 트렌치가 형성된 반도체 기판 표면상에 SiN막을 형성하는 단계;절연물질의 층덮힘 특성을 이용하여 상기 트렌치의 하부의 가장자리에 빈 공간을 발생시키면서 상기 트렌치를 절연층으로 매립하는 단계;및상기 절연층상에 인덕터를 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 삭제
- 제 1 항에 있어서,상기 트렌치 측면에 형성된 폴리머는 상기 등방성 식각 공정시 식각 방지막의 역할을 하는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 삭제
- 제 1항에 있어서,상기 이방성 식각 공정은 RIE 반응기에서 300W 내지 2000W의 전력을 인가하고 염소가 포함된 식각 가스를 사용하여 실시하는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 제 1항에 있어서,상기 등방성 식각 공정은 HNO3:HF:H2O로 이루어진 혼합된 용액을 식각제로 사용하는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 제 1 에 있어서,상기 이방성 식각 공정과 상기 등방성 식각 공정을 반복 실시하여 상기 트렌치를 목표 깊이로 형성하는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 제 1 항에 있어서,상기 절연층은 TEOS 산화막으로 형성되며, CVD 반응기에서 온도를 300 내지 500℃로 유지하면서 화학기상 증착법으로 증착되어 층덮힘 특성으로 인하여 상기 트렌치의 하부 가장자리에는 형성되지 않으면서 상기 트렌치로 매립되는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 제 1 항에 있어서,상기 절연층은 SOD 또는 SOG 산화막으로 형성되며, 스핀 코팅 산화막의 층덮힘 특성으로 인하여 상기 트렌치의 하부 가장자리에는 형성되지 않으면서 상기 트렌치로 매립되는 것을 특징으로 하는 반도체 소자의 고저항 영역 형성 방법.
- 삭제
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0029746A KR100506192B1 (ko) | 2003-05-12 | 2003-05-12 | 반도체 소자의 고저항 영역 형성 방법 |
US10/730,295 US20040229442A1 (en) | 2003-05-12 | 2003-12-08 | Method for forming high resistive region in semiconductor device |
JP2003410410A JP2004343041A (ja) | 2003-05-12 | 2003-12-09 | 半導体素子の高抵抗領域の形成方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0029746A KR100506192B1 (ko) | 2003-05-12 | 2003-05-12 | 반도체 소자의 고저항 영역 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040097448A KR20040097448A (ko) | 2004-11-18 |
KR100506192B1 true KR100506192B1 (ko) | 2005-08-03 |
Family
ID=33411672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0029746A KR100506192B1 (ko) | 2003-05-12 | 2003-05-12 | 반도체 소자의 고저항 영역 형성 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20040229442A1 (ko) |
JP (1) | JP2004343041A (ko) |
KR (1) | KR100506192B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4784108B2 (ja) * | 2005-02-21 | 2011-10-05 | 日産自動車株式会社 | 圧力波発振素子の製造方法 |
US7763976B2 (en) * | 2008-09-30 | 2010-07-27 | Freescale Semiconductor, Inc. | Integrated circuit module with integrated passive device |
US20100327406A1 (en) * | 2009-06-26 | 2010-12-30 | Stats Chippac, Ltd. | Semiconductor Device and Method of Forming Inductor Over Insulating Material Filled Trench In Substrate |
US9343716B2 (en) * | 2011-12-29 | 2016-05-17 | Apple Inc. | Flexible battery pack |
US9887165B2 (en) | 2014-12-10 | 2018-02-06 | Stmicroelectronics S.R.L. | IC with insulating trench and related methods |
US10637017B2 (en) | 2016-09-23 | 2020-04-28 | Apple Inc. | Flexible battery structure |
WO2021081728A1 (zh) * | 2019-10-29 | 2021-05-06 | 华为技术有限公司 | 一种半导体器件及其制造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5690525A (en) * | 1979-11-28 | 1981-07-22 | Fujitsu Ltd | Manufacture of semiconductor device |
US6015985A (en) * | 1997-01-21 | 2000-01-18 | International Business Machines Corporation | Deep trench with enhanced sidewall surface area |
US5915192A (en) * | 1997-09-12 | 1999-06-22 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for forming shallow trench isolation |
US5972758A (en) * | 1997-12-04 | 1999-10-26 | Intel Corporation | Pedestal isolated junction structure and method of manufacture |
TW400614B (en) * | 1998-11-06 | 2000-08-01 | United Microelectronics Corp | The manufacture method of Shallow Trench Isolation(STI) |
KR100790965B1 (ko) * | 2002-03-09 | 2008-01-02 | 삼성전자주식회사 | 링 디펙트를 방지하기 위한 반도체 소자 및 그 제조방법 |
TW538497B (en) * | 2002-05-16 | 2003-06-21 | Nanya Technology Corp | Method to form a bottle-shaped trench |
TW554521B (en) * | 2002-09-16 | 2003-09-21 | Nanya Technology Corp | Process for forming a bottle-shaped trench |
JP2004186557A (ja) * | 2002-12-05 | 2004-07-02 | Oki Electric Ind Co Ltd | 半導体装置の製造方法 |
-
2003
- 2003-05-12 KR KR10-2003-0029746A patent/KR100506192B1/ko active IP Right Grant
- 2003-12-08 US US10/730,295 patent/US20040229442A1/en not_active Abandoned
- 2003-12-09 JP JP2003410410A patent/JP2004343041A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR20040097448A (ko) | 2004-11-18 |
US20040229442A1 (en) | 2004-11-18 |
JP2004343041A (ja) | 2004-12-02 |
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