ES466901A1 - Un metodo para formar aislamiento dielectrico total en una estructura de silicio. - Google Patents

Un metodo para formar aislamiento dielectrico total en una estructura de silicio.

Info

Publication number
ES466901A1
ES466901A1 ES466901A ES466901A ES466901A1 ES 466901 A1 ES466901 A1 ES 466901A1 ES 466901 A ES466901 A ES 466901A ES 466901 A ES466901 A ES 466901A ES 466901 A1 ES466901 A1 ES 466901A1
Authority
ES
Spain
Prior art keywords
layer
etching
silicon
openings
reactive ion
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
Application number
ES466901A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of ES466901A1 publication Critical patent/ES466901A1/es
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6302Non-deposition formation processes
    • H10P14/6304Formation by oxidation, e.g. oxidation of the substrate
    • H10P14/6306Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials
    • H10P14/6308Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials of Group IV semiconductors
    • H10P14/6309Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials of Group IV semiconductors of silicon in uncombined form, i.e. pure silicon
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6302Non-deposition formation processes
    • H10P14/6322Formation by thermal treatments
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6326Deposition processes
    • H10P14/6328Deposition from the gas or vapour phase
    • H10P14/6334Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/66Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials
    • H10P14/662Laminate layers, e.g. stacks of alternating high-k metal oxides
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/66Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials
    • H10P14/665Porous materials
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/69Inorganic materials
    • H10P14/692Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
    • H10P14/6921Inorganic materials composed of oxides, glassy oxides or oxide-based glasses containing silicon
    • H10P14/69215Inorganic materials composed of oxides, glassy oxides or oxide-based glasses containing silicon the material being a silicon oxide, e.g. SiO2
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P90/00Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
    • H10P90/19Preparing inhomogeneous wafers
    • H10P90/1904Preparing vertically inhomogeneous wafers
    • H10P90/1906Preparing SOI wafers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W10/00Isolation regions in semiconductor bodies between components of integrated devices
    • H10W10/01Manufacture or treatment
    • H10W10/061Manufacture or treatment using SOI processes together with lateral isolation, e.g. combinations of SOI and shallow trench isolations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W10/00Isolation regions in semiconductor bodies between components of integrated devices
    • H10W10/10Isolation regions comprising dielectric materials
    • H10W10/181Semiconductor-on-insulator [SOI] isolation regions, e.g. buried oxide regions of SOI wafers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P90/00Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
    • H10P90/19Preparing inhomogeneous wafers
    • H10P90/1904Preparing vertically inhomogeneous wafers
    • H10P90/1906Preparing SOI wafers
    • H10P90/191Preparing SOI wafers using full isolation by porous oxide silicon [FIPOS]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W10/00Isolation regions in semiconductor bodies between components of integrated devices
    • H10W10/01Manufacture or treatment
    • H10W10/011Manufacture or treatment of isolation regions comprising dielectric materials
    • H10W10/014Manufacture or treatment of isolation regions comprising dielectric materials using trench refilling with dielectric materials, e.g. shallow trench isolations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W10/00Isolation regions in semiconductor bodies between components of integrated devices
    • H10W10/10Isolation regions comprising dielectric materials
    • H10W10/17Isolation regions comprising dielectric materials formed using trench refilling with dielectric materials, e.g. shallow trench isolations
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00Metal treatment
    • Y10S148/051Etching
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00Metal treatment
    • Y10S148/131Reactive ion etching rie
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S205/00Electrolysis: processes, compositions used therein, and methods of preparing the compositions
    • Y10S205/92Electrolytic coating of circuit board or printed circuit, other than selected area coating

Landscapes

  • Element Separation (AREA)
  • Formation Of Insulating Films (AREA)
  • Local Oxidation Of Silicon (AREA)
ES466901A 1977-02-24 1978-02-11 Un metodo para formar aislamiento dielectrico total en una estructura de silicio. Expired ES466901A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/771,593 US4104090A (en) 1977-02-24 1977-02-24 Total dielectric isolation utilizing a combination of reactive ion etching, anodic etching, and thermal oxidation

Publications (1)

Publication Number Publication Date
ES466901A1 true ES466901A1 (es) 1978-10-01

Family

ID=25092322

Family Applications (1)

Application Number Title Priority Date Filing Date
ES466901A Expired ES466901A1 (es) 1977-02-24 1978-02-11 Un metodo para formar aislamiento dielectrico total en una estructura de silicio.

Country Status (11)

Country Link
US (1) US4104090A (es)
JP (1) JPS53105988A (es)
BR (1) BR7801029A (es)
CA (1) CA1092252A (es)
DE (1) DE2805169A1 (es)
ES (1) ES466901A1 (es)
FR (1) FR2382096A1 (es)
GB (1) GB1544393A (es)
IT (1) IT1113108B (es)
NL (1) NL7802011A (es)
SE (1) SE428508B (es)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1068248B (it) * 1976-11-16 1985-03-21 Selenia Ind Elettroniche Procedimento per la realizzazione di dispositivi a semiconduttore passivati con dissipatore di calore integrato
US4264382A (en) * 1978-05-25 1981-04-28 International Business Machines Corporation Method for making a lateral PNP or NPN with a high gain utilizing reactive ion etching of buried high conductivity regions
US4234362A (en) * 1978-11-03 1980-11-18 International Business Machines Corporation Method for forming an insulator between layers of conductive material
US4256514A (en) * 1978-11-03 1981-03-17 International Business Machines Corporation Method for forming a narrow dimensioned region on a body
US4214946A (en) * 1979-02-21 1980-07-29 International Business Machines Corporation Selective reactive ion etching of polysilicon against SiO2 utilizing SF6 -Cl2 -inert gas etchant
US4238278A (en) * 1979-06-14 1980-12-09 International Business Machines Corporation Polycrystalline silicon oxidation method for making shallow and deep isolation trenches
US4234357A (en) * 1979-07-16 1980-11-18 Trw Inc. Process for manufacturing emitters by diffusion from polysilicon
US4307180A (en) * 1980-08-22 1981-12-22 International Business Machines Corp. Process of forming recessed dielectric regions in a monocrystalline silicon substrate
DE3174468D1 (en) * 1980-09-17 1986-05-28 Hitachi Ltd Semiconductor device and method of manufacturing the same
US4435899A (en) 1981-03-02 1984-03-13 Rockwell International Corporation Method of producing lateral transistor separated from substrate by intersecting slots filled with substrate oxide
EP0059264A1 (en) * 1981-03-02 1982-09-08 Rockwell International Corporation NPN Type lateral transistor with minimal substrate operation interference and method for producing same
US4437226A (en) 1981-03-02 1984-03-20 Rockwell International Corporation Process for producing NPN type lateral transistor with minimal substrate operation interference
EP0059796A1 (en) * 1981-03-02 1982-09-15 Rockwell International Corporation NPN lateral transistor isolated from a substrate by orientation-dependent etching, and method of making it
EP0069191A1 (en) * 1981-06-25 1983-01-12 Rockwell International Corporation Complementary NPN and PNP lateral transistors separated from substrate by intersecting slots filled with substrate oxide for minimal interference therefrom and method for producing same
DE3279874D1 (en) * 1981-08-21 1989-09-14 Toshiba Kk Method of manufacturing dielectric isolation regions for a semiconductor device
CA1186808A (en) * 1981-11-06 1985-05-07 Sidney I. Soclof Method of fabrication of dielectrically isolated cmos device with an isolated slot
US4380865A (en) * 1981-11-13 1983-04-26 Bell Telephone Laboratories, Incorporated Method of forming dielectrically isolated silicon semiconductor materials utilizing porous silicon formation
US4488349A (en) * 1982-04-09 1984-12-18 Nissan Motor Company, Limited Method of repairing shorts in parallel connected vertical semiconductor devices by selective anodization
JPS58192344A (ja) * 1982-05-07 1983-11-09 Nippon Telegr & Teleph Corp <Ntt> 半導体装置及びその製造方法
US4502913A (en) * 1982-06-30 1985-03-05 International Business Machines Corporation Total dielectric isolation for integrated circuits
US4459181A (en) * 1982-09-23 1984-07-10 Eaton Corporation Semiconductor pattern definition by selective anodization
FR2559960B1 (fr) * 1984-02-20 1987-03-06 Solems Sa Procede de formation de circuits electriques en couche mince et produits obtenus
US4532700A (en) * 1984-04-27 1985-08-06 International Business Machines Corporation Method of manufacturing semiconductor structures having an oxidized porous silicon isolation layer
FR2564241B1 (fr) * 1984-05-09 1987-03-27 Bois Daniel Procede de fabrication de circuits integres du type silicium sur isolant
US4628591A (en) * 1984-10-31 1986-12-16 Texas Instruments Incorporated Method for obtaining full oxide isolation of epitaxial islands in silicon utilizing selective oxidation of porous silicon
US4627883A (en) * 1985-04-01 1986-12-09 Gte Laboratories Incorporated Method of forming an isolated semiconductor structure
US4648173A (en) * 1985-05-28 1987-03-10 International Business Machines Corporation Fabrication of stud-defined integrated circuit structure
US4685198A (en) * 1985-07-25 1987-08-11 Matsushita Electric Industrial Co., Ltd. Method of manufacturing isolated semiconductor devices
US4653177A (en) * 1985-07-25 1987-03-31 At&T Bell Laboratories Method of making and selectively doping isolation trenches utilized in CMOS devices
US4643804A (en) * 1985-07-25 1987-02-17 At&T Bell Laboratories Forming thick dielectric at the bottoms of trenches utilized in integrated-circuit devices
EP0225519A3 (en) * 1985-12-06 1989-12-06 Texas Instruments Incorporated High definition anodized sublayer boundary
US4810667A (en) * 1987-04-28 1989-03-07 Texas Instruments Incorporated Dielectric isolation using isolated silicon by limited anodization of an N+ epitaxially defined sublayer in the presence of a diffusion under film layer
US4982263A (en) * 1987-12-21 1991-01-01 Texas Instruments Incorporated Anodizable strain layer for SOI semiconductor structures
US4849370A (en) * 1987-12-21 1989-07-18 Texas Instruments Incorporated Anodizable strain layer for SOI semiconductor structures
JPS63232350A (ja) * 1988-02-18 1988-09-28 Nippon Telegr & Teleph Corp <Ntt> 半導体装置
US5091326A (en) * 1988-03-02 1992-02-25 Advanced Micro Devices, Inc. EPROM element employing self-aligning process
US5225374A (en) * 1988-05-13 1993-07-06 The United States Of America As Represented By The Secretary Of The Navy Method of fabricating a receptor-based sensor
US5111221A (en) * 1988-05-13 1992-05-05 United States Of America As Represented By The Secretary Of The Navy Receptor-based sensor
US4910165A (en) * 1988-11-04 1990-03-20 Ncr Corporation Method for forming epitaxial silicon on insulator structures using oxidized porous silicon
US5023200A (en) * 1988-11-22 1991-06-11 The United States Of America As Represented By The United States Department Of Energy Formation of multiple levels of porous silicon for buried insulators and conductors in silicon device technologies
US5057022A (en) * 1989-03-20 1991-10-15 Miller Robert O Method of making a silicon integrated circuit waveguide
US4927781A (en) * 1989-03-20 1990-05-22 Miller Robert O Method of making a silicon integrated circuit waveguide
US5156896A (en) * 1989-08-03 1992-10-20 Alps Electric Co., Ltd. Silicon substrate having porous oxidized silicon layers and its production method
US5132765A (en) * 1989-09-11 1992-07-21 Blouse Jeffrey L Narrow base transistor and method of fabricating same
US5008207A (en) * 1989-09-11 1991-04-16 International Business Machines Corporation Method of fabricating a narrow base transistor
US5110755A (en) * 1990-01-04 1992-05-05 Westinghouse Electric Corp. Process for forming a component insulator on a silicon substrate
US5277769A (en) * 1991-11-27 1994-01-11 The United States Of America As Represented By The Department Of Energy Electrochemical thinning of silicon
US5306659A (en) * 1993-03-29 1994-04-26 International Business Machines Corporation Reach-through isolation etching method for silicon-on-insulator devices
US6110833A (en) 1998-03-03 2000-08-29 Advanced Micro Devices, Inc. Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation
US5597738A (en) * 1993-12-03 1997-01-28 Kulite Semiconductor Products, Inc. Method for forming isolated CMOS structures on SOI structures
JPH0864674A (ja) * 1994-08-04 1996-03-08 Lg Semicon Co Ltd 半導体素子の絶縁方法
US5583368A (en) * 1994-08-11 1996-12-10 International Business Machines Corporation Stacked devices
DE19501838A1 (de) * 1995-01-21 1996-07-25 Telefunken Microelectron Verfahren zum Herstellen von SOI-Strukturen
JPH11195775A (ja) * 1997-12-26 1999-07-21 Sony Corp 半導体基板および薄膜半導体素子およびそれらの製造方法ならびに陽極化成装置
US5939750A (en) 1998-01-21 1999-08-17 Advanced Micro Devices Use of implanted ions to reduce oxide-nitride-oxide (ONO) etch residue and polystringers
US6030868A (en) * 1998-03-03 2000-02-29 Advanced Micro Devices, Inc. Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation
US6043120A (en) * 1998-03-03 2000-03-28 Advanced Micro Devices, Inc. Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation
US6051451A (en) * 1998-04-21 2000-04-18 Advanced Micro Devices, Inc. Heavy ion implant process to eliminate polystringers in high density type flash memory devices
JP3827056B2 (ja) * 1999-03-17 2006-09-27 キヤノンマーケティングジャパン株式会社 層間絶縁膜の形成方法及び半導体装置
JP4304879B2 (ja) * 2001-04-06 2009-07-29 信越半導体株式会社 水素イオンまたは希ガスイオンの注入量の決定方法
US20040048437A1 (en) * 2002-09-11 2004-03-11 Dubin Valery M. Method of making oxide embedded transistor structures
GB0229212D0 (en) * 2002-12-14 2003-01-22 Koninkl Philips Electronics Nv Method of manufacture of a trench semiconductor device
WO2004073043A2 (en) * 2003-02-13 2004-08-26 Massachusetts Institute Of Technology Semiconductor-on-insulator article and method of making same
US7125458B2 (en) * 2003-09-12 2006-10-24 International Business Machines Corporation Formation of a silicon germanium-on-insulator structure by oxidation of a buried porous silicon layer
DE10345990B4 (de) * 2003-10-02 2008-08-14 Infineon Technologies Ag Verfahren zum Erzeugen einer Oxidschicht
JP2005229062A (ja) * 2004-02-16 2005-08-25 Canon Inc Soi基板及びその製造方法
US7172930B2 (en) * 2004-07-02 2007-02-06 International Business Machines Corporation Strained silicon-on-insulator by anodization of a buried p+ silicon germanium layer
FR2887370B1 (fr) * 2005-06-17 2007-12-28 Commissariat Energie Atomique Procede de fabrication d'un transistor isole a canal contraint
EP2637208A1 (en) 2006-01-31 2013-09-11 MEMC Electronic Materials, Inc. Semiconductor wafer with high thermal conductivity
US7541277B1 (en) 2008-04-30 2009-06-02 International Business Machines Corporation Stress relaxation, selective nitride phase removal
US8652929B2 (en) * 2011-12-23 2014-02-18 Peking University CMOS device for reducing charge sharing effect and fabrication method thereof
CN103390575A (zh) * 2013-08-01 2013-11-13 上海集成电路研发中心有限公司 一种全隔离结构的制作方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575740A (en) * 1967-06-08 1971-04-20 Ibm Method of fabricating planar dielectric isolated integrated circuits
US3640806A (en) * 1970-01-05 1972-02-08 Nippon Telegraph & Telephone Semiconductor device and method of producing the same
JPS48102988A (es) * 1972-04-07 1973-12-24
US3966577A (en) * 1973-08-27 1976-06-29 Trw Inc. Dielectrically isolated semiconductor devices
JPS5246797B2 (es) * 1974-01-29 1977-11-28
US3919060A (en) * 1974-06-14 1975-11-11 Ibm Method of fabricating semiconductor device embodying dielectric isolation
JPS5146083A (en) * 1974-10-18 1976-04-20 Hitachi Ltd Handotaisochino seizohoho
US3954523A (en) * 1975-04-14 1976-05-04 International Business Machines Corporation Process for fabricating devices having dielectric isolation utilizing anodic treatment and selective oxidation
US3972754A (en) * 1975-05-30 1976-08-03 Ibm Corporation Method for forming dielectric isolation in integrated circuits
JPS5814507B2 (ja) * 1975-07-09 1983-03-19 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション シリコンを選択的にイオン食刻する方法

Also Published As

Publication number Publication date
CA1092252A (en) 1980-12-23
SE7802044L (sv) 1978-08-25
NL7802011A (nl) 1978-08-28
IT1113108B (it) 1986-01-20
SE428508B (sv) 1983-07-04
US4104090A (en) 1978-08-01
BR7801029A (pt) 1979-01-02
JPS53105988A (en) 1978-09-14
FR2382096A1 (fr) 1978-09-22
FR2382096B1 (es) 1980-03-07
DE2805169A1 (de) 1978-08-31
IT7820142A0 (it) 1978-02-10
GB1544393A (en) 1979-04-19

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991228