KR20180015628A - 얕은 트렌치 아이솔레이션(ｓｔｉ) 구조를 형성하는 방법 - Google Patents

얕은 트렌치 아이솔레이션(ｓｔｉ) 구조를 형성하는 방법 Download PDF

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KR20180015628A
KR20180015628A KR1020177033788A KR20177033788A KR20180015628A KR 20180015628 A KR20180015628 A KR 20180015628A KR 1020177033788 A KR1020177033788 A KR 1020177033788A KR 20177033788 A KR20177033788 A KR 20177033788A KR 20180015628 A KR20180015628 A KR 20180015628A
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South Korea
Prior art keywords
trench
oxide
layer
planarization
etch
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Korean (ko)
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저스틴 히로키 사토
그레고리 앨런 스톰
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마이크로칩 테크놀로지 인코포레이티드
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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
    • H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
    • H01L21/76229—Concurrent filling of a plurality of trenches having a different trench shape or dimension, e.g. rectangular and V-shaped trenches, wide and narrow trenches, shallow and deep trenches
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/02104—Forming layers
    • H01L21/02107—Forming insulating materials on a substrate
    • H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
    • H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
    • H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
    • H01L21/0217—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material being a silicon nitride not containing oxygen, e.g. SixNy or SixByNz
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/30604—Chemical etching
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/31051—Planarisation of the insulating layers
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/31051—Planarisation of the insulating layers
    • H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
    • H01L21/31055—Planarisation of the insulating layers involving a dielectric removal step the removal being a chemical etching step, e.g. dry etching
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/31051—Planarisation of the insulating layers
    • H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
    • H01L21/31055—Planarisation of the insulating layers involving a dielectric removal step the removal being a chemical etching step, e.g. dry etching
    • H01L21/31056—Planarisation of the insulating layers involving a dielectric removal step the removal being a chemical etching step, e.g. dry etching the removal being a selective chemical etching step, e.g. selective dry etching through a mask
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/311—Etching the insulating layers by chemical or physical means
    • H01L21/31105—Etching inorganic layers
    • H01L21/31111—Etching inorganic layers by chemical means
    • 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
    • H01L21/823481—
    • H01L21/823878—
    • H01L29/0649—
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/113—Isolations within a component, i.e. internal isolations
    • H10D62/115—Dielectric isolations, e.g. air gaps
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
    • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
    • H10D84/0151—Manufacturing their isolation regions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
    • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
    • H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
    • H10D84/0188—Manufacturing their isolation regions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/02—Manufacture or treatment characterised by using material-based technologies
    • H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
    • H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Element Separation (AREA)
KR1020177033788A 2015-06-10 2016-06-03 얕은 트렌치 아이솔레이션(ｓｔｉ) 구조를 형성하는 방법 Withdrawn KR20180015628A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/735,359 US9627246B2 (en) 2015-06-10 2015-06-10 Method of forming shallow trench isolation (STI) structures
US14/735,359 2015-06-10
PCT/US2016/035785 WO2016200693A1 (en) 2015-06-10 2016-06-03 Method of forming shallow trench isolation (sti) structures

Publications (1)

Publication Number Publication Date
KR20180015628A true KR20180015628A (ko) 2018-02-13

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KR1020177033788A Withdrawn KR20180015628A (ko) 2015-06-10 2016-06-03 얕은 트렌치 아이솔레이션(ｓｔｉ) 구조를 형성하는 방법

Country Status (7)

Country Link
US (2) US9627246B2 (enExample)
EP (1) EP3308394B1 (enExample)
JP (1) JP2018517300A (enExample)
KR (1) KR20180015628A (enExample)
CN (1) CN107690692B (enExample)
TW (1) TW201703194A (enExample)
WO (1) WO2016200693A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107017161B (zh) * 2017-05-31 2020-01-24 上海华力微电子有限公司 一种减小sti-cmp过程中碟型凹陷的方法
JP2019169581A (ja) * 2018-03-23 2019-10-03 株式会社東芝 半導体装置の製造方法
CN110707045B (zh) * 2018-10-09 2023-05-12 联华电子股份有限公司 一种制作半导体元件的方法
CN110148579A (zh) * 2019-04-15 2019-08-20 上海华力集成电路制造有限公司 浅沟槽隔离层的制造方法
GB2583348A (en) * 2019-04-24 2020-10-28 Univ Southampton Photonic chip and method of manufacture
CN110660839B (zh) * 2019-11-13 2022-04-29 京东方科技集团股份有限公司 一种显示面板及其制备方法
US11227926B2 (en) * 2020-06-01 2022-01-18 Nanya Technology Corporation Semiconductor device and method for fabricating the same
CN114038744B (zh) * 2021-10-26 2024-12-13 上海华力集成电路制造有限公司 一种mos晶体管制作方法及mos晶体管
CN115346912B (zh) * 2022-10-19 2023-01-03 广州粤芯半导体技术有限公司 浅沟槽隔离结构的制备方法
WO2025212375A1 (en) * 2024-04-05 2025-10-09 Applied Materials, Inc. High-density plasma (hdp) topography improvement with partial gapfill carbon

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026666A (en) * 1989-12-28 1991-06-25 At&T Bell Laboratories Method of making integrated circuits having a planarized dielectric
JPH05235184A (ja) * 1992-02-26 1993-09-10 Nec Corp 半導体装置の多層配線構造体の製造方法
JP3311044B2 (ja) * 1992-10-27 2002-08-05 株式会社東芝 半導体装置の製造方法
US5741740A (en) * 1997-06-12 1998-04-21 Taiwan Semiconductor Manufacturing Company, Ltd. Shallow trench isolation (STI) method employing gap filling silicon oxide dielectric layer
US6020621A (en) * 1998-01-28 2000-02-01 Texas Instruments - Acer Incorporated Stress-free shallow trench isolation
US6197658B1 (en) * 1998-10-30 2001-03-06 Taiwan Semiconductor Manufacturing Company Sub-atmospheric pressure thermal chemical vapor deposition (SACVD) trench isolation method with attenuated surface sensitivity
US6300219B1 (en) * 1999-08-30 2001-10-09 Micron Technology, Inc. Method of forming trench isolation regions
US20010053583A1 (en) 1999-12-22 2001-12-20 Simon Fang Shallow trench isolation formation process using a sacrificial layer
US6391781B1 (en) * 2000-01-06 2002-05-21 Oki Electric Industry Co., Ltd. Method of making a semiconductor device
TW492143B (en) 2001-05-11 2002-06-21 Macronix Int Co Ltd Manufacturing method of shallow trench isolation structure
US6664190B2 (en) 2001-09-14 2003-12-16 Chartered Semiconductor Manufacturing Ltd. Pre STI-CMP planarization scheme
KR100406179B1 (ko) * 2001-12-22 2003-11-17 주식회사 하이닉스반도체 플래쉬 메모리 셀의 자기 정렬 플로팅 게이트 형성 방법
KR20030053958A (ko) * 2001-12-24 2003-07-02 동부전자 주식회사 반도체 소자의 트랜지스터 제조방법
JP4018596B2 (ja) * 2002-10-02 2007-12-05 株式会社東芝 半導体装置の製造方法
US7265014B1 (en) * 2004-03-12 2007-09-04 Spansion Llc Avoiding field oxide gouging in shallow trench isolation (STI) regions
US8017493B2 (en) 2008-05-12 2011-09-13 Texas Instruments Incorporated Method of planarizing a semiconductor device
CN102386084B (zh) * 2010-09-01 2014-01-08 中芯国际集成电路制造(上海)有限公司 平坦化晶圆表面的方法
US8629514B2 (en) * 2011-01-18 2014-01-14 Wafertech, Llc Methods and structures for customized STI structures in semiconductor devices
US8629008B2 (en) * 2012-01-11 2014-01-14 International Business Machines Corporation Electrical isolation structures for ultra-thin semiconductor-on-insulator devices
CN105280545A (zh) * 2014-07-24 2016-01-27 联华电子股份有限公司 半导体装置的浅沟槽隔离结构与其制造方法

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Publication number Publication date
US20170229340A1 (en) 2017-08-10
US20160365272A1 (en) 2016-12-15
TW201703194A (zh) 2017-01-16
EP3308394A1 (en) 2018-04-18
CN107690692B (zh) 2022-01-25
WO2016200693A1 (en) 2016-12-15
US9627246B2 (en) 2017-04-18
EP3308394B1 (en) 2022-07-27
JP2018517300A (ja) 2018-06-28
CN107690692A (zh) 2018-02-13

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