KR100613939B1 - 반도체 기판에서의 트렌치 형성 방법 - Google Patents

반도체 기판에서의 트렌치 형성 방법 Download PDF

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Publication number
KR100613939B1
KR100613939B1 KR1019990015356A KR19990015356A KR100613939B1 KR 100613939 B1 KR100613939 B1 KR 100613939B1 KR 1019990015356 A KR1019990015356 A KR 1019990015356A KR 19990015356 A KR19990015356 A KR 19990015356A KR 100613939 B1 KR100613939 B1 KR 100613939B1
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KR
South Korea
Prior art keywords
layer
trench
trenches
recesses
insulating
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Expired - Fee Related
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KR1019990015356A
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English (en)
Korean (ko)
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KR19990083587A (ko
Inventor
슈짐-준
하다드호메이윤
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애질런트 테크놀로지스, 인크.
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Publication of KR19990083587A publication Critical patent/KR19990083587A/ko
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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
    • H01L21/76232—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
    • 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
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/02104—Forming layers
    • H01L21/02107—Forming insulating materials on a substrate
    • H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
    • H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
    • H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
    • 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
    • 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

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  • 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)
KR1019990015356A 1998-04-30 1999-04-29 반도체 기판에서의 트렌치 형성 방법 Expired - Fee Related KR100613939B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/071,051 1998-04-30
US9/071,051 1998-04-30
US09/071,051 US6033961A (en) 1998-04-30 1998-04-30 Isolation trench fabrication process

Publications (2)

Publication Number Publication Date
KR19990083587A KR19990083587A (ko) 1999-11-25
KR100613939B1 true KR100613939B1 (ko) 2006-08-18

Family

ID=22098939

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019990015356A Expired - Fee Related KR100613939B1 (ko) 1998-04-30 1999-04-29 반도체 기판에서의 트렌치 형성 방법

Country Status (5)

Country Link
US (1) US6033961A (enExample)
EP (1) EP0954023A1 (enExample)
JP (1) JPH11330228A (enExample)
KR (1) KR100613939B1 (enExample)
SG (1) SG74095A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7157385B2 (en) * 2003-09-05 2007-01-02 Micron Technology, Inc. Method of depositing a silicon dioxide-comprising layer in the fabrication of integrated circuitry
EP0929098A1 (en) * 1998-01-13 1999-07-14 STMicroelectronics S.r.l. Process for selectively implanting dopants into the bottom of a deep trench
US6528389B1 (en) * 1998-12-17 2003-03-04 Lsi Logic Corporation Substrate planarization with a chemical mechanical polishing stop layer
US6284560B1 (en) * 1998-12-18 2001-09-04 Eastman Kodak Company Method for producing co-planar surface structures
US6300219B1 (en) * 1999-08-30 2001-10-09 Micron Technology, Inc. Method of forming trench isolation regions
US6849518B2 (en) * 2002-05-07 2005-02-01 Intel Corporation Dual trench isolation using single critical lithographic patterning
US7125815B2 (en) * 2003-07-07 2006-10-24 Micron Technology, Inc. Methods of forming a phosphorous doped silicon dioxide comprising layer
US7053010B2 (en) * 2004-03-22 2006-05-30 Micron Technology, Inc. Methods of depositing silicon dioxide comprising layers in the fabrication of integrated circuitry, methods of forming trench isolation, and methods of forming arrays of memory cells
US7235459B2 (en) * 2004-08-31 2007-06-26 Micron Technology, Inc. Methods of forming trench isolation in the fabrication of integrated circuitry, methods of fabricating memory circuitry, integrated circuitry and memory integrated circuitry
US7217634B2 (en) * 2005-02-17 2007-05-15 Micron Technology, Inc. Methods of forming integrated circuitry
US7510966B2 (en) * 2005-03-07 2009-03-31 Micron Technology, Inc. Electrically conductive line, method of forming an electrically conductive line, and method of reducing titanium silicide agglomeration in fabrication of titanium silicide over polysilicon transistor gate lines
US8012847B2 (en) * 2005-04-01 2011-09-06 Micron Technology, Inc. Methods of forming trench isolation in the fabrication of integrated circuitry and methods of fabricating integrated circuitry
US8105956B2 (en) * 2009-10-20 2012-01-31 Micron Technology, Inc. Methods of forming silicon oxides and methods of forming interlevel dielectrics
CN104103571B (zh) * 2013-04-15 2017-06-09 中芯国际集成电路制造(上海)有限公司 浅沟槽隔离结构的形成方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5665202A (en) * 1995-11-24 1997-09-09 Motorola, Inc. Multi-step planarization process using polishing at two different pad pressures
US5721172A (en) * 1996-12-02 1998-02-24 Taiwan Semiconductor Manufacturing Company, Ltd. Self-aligned polish stop layer hard masking method for forming planarized aperture fill layers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5229316A (en) * 1992-04-16 1993-07-20 Micron Technology, Inc. Semiconductor processing method for forming substrate isolation trenches
US5933748A (en) * 1996-01-22 1999-08-03 United Microelectronics Corp. Shallow trench isolation process
KR100213196B1 (ko) * 1996-03-15 1999-08-02 윤종용 트렌치 소자분리
US5926713A (en) * 1996-04-17 1999-07-20 Advanced Micro Devices, Inc. Method for achieving global planarization by forming minimum mesas in large field areas
US5712185A (en) * 1996-04-23 1998-01-27 United Microelectronics Method for forming shallow trench isolation
JPH1022374A (ja) * 1996-07-08 1998-01-23 Fujitsu Ltd 半導体装置の製造方法
US5923992A (en) * 1997-02-11 1999-07-13 Advanced Micro Devices, Inc. Integrated circuit formed with shallow isolation structures having nitride placed on the trench dielectric
US5817567A (en) * 1997-04-07 1998-10-06 Taiwan Semiconductor Manufacturing Company Ltd. Shallow trench isolation method
US5728621A (en) * 1997-04-28 1998-03-17 Chartered Semiconductor Manufacturing Pte Ltd Method for shallow trench isolation
US5930644A (en) * 1997-07-23 1999-07-27 Taiwan Semiconductor Manufacturing Co., Ltd. Method of forming a shallow trench isolation using oxide slope etching
US5945352A (en) * 1997-12-19 1999-08-31 Advanced Micro Devices Method for fabrication of shallow isolation trenches with sloped wall profiles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5665202A (en) * 1995-11-24 1997-09-09 Motorola, Inc. Multi-step planarization process using polishing at two different pad pressures
US5721172A (en) * 1996-12-02 1998-02-24 Taiwan Semiconductor Manufacturing Company, Ltd. Self-aligned polish stop layer hard masking method for forming planarized aperture fill layers

Also Published As

Publication number Publication date
KR19990083587A (ko) 1999-11-25
US6033961A (en) 2000-03-07
SG74095A1 (en) 2001-05-22
EP0954023A1 (en) 1999-11-03
JPH11330228A (ja) 1999-11-30

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