DE69600404D1 - Verfahren zur Herstellung hochleitfähiger Kontaktlöcher - Google Patents

Verfahren zur Herstellung hochleitfähiger Kontaktlöcher

Info

Publication number
DE69600404D1
DE69600404D1 DE69600404T DE69600404T DE69600404D1 DE 69600404 D1 DE69600404 D1 DE 69600404D1 DE 69600404 T DE69600404 T DE 69600404T DE 69600404 T DE69600404 T DE 69600404T DE 69600404 D1 DE69600404 D1 DE 69600404D1
Authority
DE
Germany
Prior art keywords
production
contact holes
conductive contact
highly conductive
highly
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
Application number
DE69600404T
Other languages
English (en)
Other versions
DE69600404T2 (de
Inventor
Vincent George Lambrecht
Apurba Roy
Henry Hon Law
John Thomson
Te-Sung Wu
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.)
AT&T Corp
Original Assignee
AT&T Corp
AT&T IPM 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 AT&T Corp, AT&T IPM Corp filed Critical AT&T Corp
Application granted granted Critical
Publication of DE69600404D1 publication Critical patent/DE69600404D1/de
Publication of DE69600404T2 publication Critical patent/DE69600404T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00Fixed inductances of the signal type 
    • H01F17/0006Printed inductances
    • H01F17/0033Printed inductances with the coil helically wound around a magnetic core
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/041Printed circuit coils
    • H01F41/046Printed circuit coils structurally combined with ferromagnetic material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
    • H01L21/48Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
    • H01L21/4814Conductive parts
    • H01L21/4846Leads on or in insulating or insulated substrates, e.g. metallisation
    • H01L21/486Via connections through the substrate with or without pins
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/11Printed elements for providing electric connections to or between printed circuits
    • H05K1/115Via connections; Lands around holes or via connections
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/40Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/403Edge contacts; Windows or holes in the substrate having plural connections on the walls thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00Fixed inductances of the signal type 
    • H01F17/0006Printed inductances
    • H01F2017/004Printed inductances with the coil helically wound around an axis without a core
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/03Use of materials for the substrate
    • H05K1/0306Inorganic insulating substrates, e.g. ceramic, glass
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/09Use of materials for the conductive, e.g. metallic pattern
    • H05K1/092Dispersed materials, e.g. conductive pastes or inks
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/095Conductive through-holes or vias
    • H05K2201/09645Patterning on via walls; Plural lands around one hole
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09818Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
    • H05K2201/09854Hole or via having special cross-section, e.g. elliptical
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/14Related to the order of processing steps
    • H05K2203/1476Same or similar kind of process performed in phases, e.g. coarse patterning followed by fine patterning
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/0011Working of insulating substrates or insulating layers
    • H05K3/0044Mechanical working of the substrate, e.g. drilling or punching
    • H05K3/005Punching of holes
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/22Secondary treatment of printed circuits
    • H05K3/24Reinforcing the conductive pattern
    • H05K3/245Reinforcing conductive patterns made by printing techniques or by other techniques for applying conductive pastes, inks or powders; Reinforcing other conductive patterns by such techniques
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/40Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/4038Through-connections; Vertical interconnect access [VIA] connections
    • H05K3/4053Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques
    • H05K3/4061Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques for via connections in inorganic insulating substrates
    • 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
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/49117Conductor or circuit manufacturing
    • Y10T29/49124On flat or curved insulated base, e.g., printed circuit, etc.
    • Y10T29/49155Manufacturing circuit on or in base
    • Y10T29/49165Manufacturing circuit on or in base by forming conductive walled aperture in base
DE69600404T 1995-04-28 1996-04-17 Verfahren zur Herstellung hochleitfähiger Kontaktlöcher Expired - Fee Related DE69600404T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/430,963 US5619791A (en) 1994-06-30 1995-04-28 Method for fabricating highly conductive vias

Publications (2)

Publication Number Publication Date
DE69600404D1 true DE69600404D1 (de) 1998-08-13
DE69600404T2 DE69600404T2 (de) 1999-02-11

Family

ID=23709852

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69600404T Expired - Fee Related DE69600404T2 (de) 1995-04-28 1996-04-17 Verfahren zur Herstellung hochleitfähiger Kontaktlöcher

Country Status (4)

Country Link
US (1) US5619791A (de)
EP (1) EP0740496B1 (de)
JP (1) JPH08307052A (de)
DE (1) DE69600404T2 (de)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781091A (en) * 1995-07-24 1998-07-14 Autosplice Systems Inc. Electronic inductive device and method for manufacturing
US6016005A (en) * 1998-02-09 2000-01-18 Cellarosi; Mario J. Multilayer, high density micro circuit module and method of manufacturing same
US6007758A (en) * 1998-02-10 1999-12-28 Lucent Technologies Inc. Process for forming device comprising metallized magnetic substrates
SG75841A1 (en) 1998-05-02 2000-10-24 Eriston Invest Pte Ltd Flip chip assembly with via interconnection
US6406939B1 (en) 1998-05-02 2002-06-18 Charles W. C. Lin Flip chip assembly with via interconnection
SG82591A1 (en) 1998-12-17 2001-08-21 Eriston Technologies Pte Ltd Bumpless flip chip assembly with solder via
TW444236B (en) 1998-12-17 2001-07-01 Charles Wen Chyang Lin Bumpless flip chip assembly with strips and via-fill
SG78324A1 (en) 1998-12-17 2001-02-20 Eriston Technologies Pte Ltd Bumpless flip chip assembly with strips-in-via and plating
US6663442B1 (en) 2000-01-27 2003-12-16 Tyco Electronics Corporation High speed interconnect using printed circuit board with plated bores
US6436734B1 (en) 2000-08-22 2002-08-20 Charles W. C. Lin Method of making a support circuit for a semiconductor chip assembly
US6660626B1 (en) 2000-08-22 2003-12-09 Charles W. C. Lin Semiconductor chip assembly with simultaneously electrolessly plated contact terminal and connection joint
US6562657B1 (en) 2000-08-22 2003-05-13 Charles W. C. Lin Semiconductor chip assembly with simultaneously electrolessly plated contact terminal and connection joint
US6350633B1 (en) 2000-08-22 2002-02-26 Charles W. C. Lin Semiconductor chip assembly with simultaneously electroplated contact terminal and connection joint
US6551861B1 (en) 2000-08-22 2003-04-22 Charles W. C. Lin Method of making a semiconductor chip assembly by joining the chip to a support circuit with an adhesive
US6402970B1 (en) 2000-08-22 2002-06-11 Charles W. C. Lin Method of making a support circuit for a semiconductor chip assembly
US6403460B1 (en) 2000-08-22 2002-06-11 Charles W. C. Lin Method of making a semiconductor chip assembly
US6562709B1 (en) 2000-08-22 2003-05-13 Charles W. C. Lin Semiconductor chip assembly with simultaneously electroplated contact terminal and connection joint
US6350632B1 (en) 2000-09-20 2002-02-26 Charles W. C. Lin Semiconductor chip assembly with ball bond connection joint
US6511865B1 (en) 2000-09-20 2003-01-28 Charles W. C. Lin Method for forming a ball bond connection joint on a conductive trace and conductive pad in a semiconductor chip assembly
US6350386B1 (en) 2000-09-20 2002-02-26 Charles W. C. Lin Method of making a support circuit with a tapered through-hole for a semiconductor chip assembly
US6448108B1 (en) 2000-10-02 2002-09-10 Charles W. C. Lin Method of making a semiconductor chip assembly with a conductive trace subtractively formed before and after chip attachment
US6544813B1 (en) 2000-10-02 2003-04-08 Charles W. C. Lin Method of making a semiconductor chip assembly with a conductive trace subtractively formed before and after chip attachment
US7319265B1 (en) 2000-10-13 2008-01-15 Bridge Semiconductor Corporation Semiconductor chip assembly with precision-formed metal pillar
US6440835B1 (en) 2000-10-13 2002-08-27 Charles W. C. Lin Method of connecting a conductive trace to a semiconductor chip
US7414319B2 (en) * 2000-10-13 2008-08-19 Bridge Semiconductor Corporation Semiconductor chip assembly with metal containment wall and solder terminal
US6548393B1 (en) 2000-10-13 2003-04-15 Charles W. C. Lin Semiconductor chip assembly with hardened connection joint
US6667229B1 (en) 2000-10-13 2003-12-23 Bridge Semiconductor Corporation Method of connecting a bumped compliant conductive trace and an insulative base to a semiconductor chip
US7190080B1 (en) 2000-10-13 2007-03-13 Bridge Semiconductor Corporation Semiconductor chip assembly with embedded metal pillar
US7129113B1 (en) 2000-10-13 2006-10-31 Bridge Semiconductor Corporation Method of making a three-dimensional stacked semiconductor package with a metal pillar in an encapsulant aperture
US7129575B1 (en) 2000-10-13 2006-10-31 Bridge Semiconductor Corporation Semiconductor chip assembly with bumped metal pillar
US6876072B1 (en) 2000-10-13 2005-04-05 Bridge Semiconductor Corporation Semiconductor chip assembly with chip in substrate cavity
US7075186B1 (en) 2000-10-13 2006-07-11 Bridge Semiconductor Corporation Semiconductor chip assembly with interlocked contact terminal
US7264991B1 (en) 2000-10-13 2007-09-04 Bridge Semiconductor Corporation Method of connecting a conductive trace to a semiconductor chip using conductive adhesive
US7009297B1 (en) 2000-10-13 2006-03-07 Bridge Semiconductor Corporation Semiconductor chip assembly with embedded metal particle
US7132741B1 (en) 2000-10-13 2006-11-07 Bridge Semiconductor Corporation Semiconductor chip assembly with carved bumped terminal
US6740576B1 (en) 2000-10-13 2004-05-25 Bridge Semiconductor Corporation Method of making a contact terminal with a plated metal peripheral sidewall portion for a semiconductor chip assembly
US6908788B1 (en) 2000-10-13 2005-06-21 Bridge Semiconductor Corporation Method of connecting a conductive trace to a semiconductor chip using a metal base
US6872591B1 (en) 2000-10-13 2005-03-29 Bridge Semiconductor Corporation Method of making a semiconductor chip assembly with a conductive trace and a substrate
US6984576B1 (en) 2000-10-13 2006-01-10 Bridge Semiconductor Corporation Method of connecting an additively and subtractively formed conductive trace and an insulative base to a semiconductor chip
US6576539B1 (en) 2000-10-13 2003-06-10 Charles W.C. Lin Semiconductor chip assembly with interlocked conductive trace
US6576493B1 (en) 2000-10-13 2003-06-10 Bridge Semiconductor Corporation Method of connecting a conductive trace and an insulative base to a semiconductor chip using multiple etch steps
US6949408B1 (en) 2000-10-13 2005-09-27 Bridge Semiconductor Corporation Method of connecting a conductive trace and an insulative base to a semiconductor chip using multiple etch steps
US7262082B1 (en) 2000-10-13 2007-08-28 Bridge Semiconductor Corporation Method of making a three-dimensional stacked semiconductor package with a metal pillar and a conductive interconnect in an encapsulant aperture
US7071089B1 (en) 2000-10-13 2006-07-04 Bridge Semiconductor Corporation Method of making a semiconductor chip assembly with a carved bumped terminal
US6699780B1 (en) 2000-10-13 2004-03-02 Bridge Semiconductor Corporation Method of connecting a conductive trace to a semiconductor chip using plasma undercut etching
US6537851B1 (en) 2000-10-13 2003-03-25 Bridge Semiconductor Corporation Method of connecting a bumped compliant conductive trace to a semiconductor chip
US7094676B1 (en) 2000-10-13 2006-08-22 Bridge Semiconductor Corporation Semiconductor chip assembly with embedded metal pillar
US6492252B1 (en) 2000-10-13 2002-12-10 Bridge Semiconductor Corporation Method of connecting a bumped conductive trace to a semiconductor chip
US6673710B1 (en) 2000-10-13 2004-01-06 Bridge Semiconductor Corporation Method of connecting a conductive trace and an insulative base to a semiconductor chip
US6444489B1 (en) 2000-12-15 2002-09-03 Charles W. C. Lin Semiconductor chip assembly with bumped molded substrate
US6653170B1 (en) 2001-02-06 2003-11-25 Charles W. C. Lin Semiconductor chip assembly with elongated wire ball bonded to chip and electrolessly plated to support circuit
US7993983B1 (en) 2003-11-17 2011-08-09 Bridge Semiconductor Corporation Method of making a semiconductor chip assembly with chip and encapsulant grinding
US7425759B1 (en) 2003-11-20 2008-09-16 Bridge Semiconductor Corporation Semiconductor chip assembly with bumped terminal and filler
US7538415B1 (en) 2003-11-20 2009-05-26 Bridge Semiconductor Corporation Semiconductor chip assembly with bumped terminal, filler and insulative base
US7129567B2 (en) * 2004-08-31 2006-10-31 Micron Technology, Inc. Substrate, semiconductor die, multichip module, and system including a via structure comprising a plurality of conductive elements
SG135065A1 (en) * 2006-02-20 2007-09-28 Micron Technology Inc Conductive vias having two or more elements for providing communication between traces in different substrate planes, semiconductor device assemblies including such vias, and accompanying methods
US7268421B1 (en) 2004-11-10 2007-09-11 Bridge Semiconductor Corporation Semiconductor chip assembly with welded metal pillar that includes enlarged ball bond
US7750483B1 (en) 2004-11-10 2010-07-06 Bridge Semiconductor Corporation Semiconductor chip assembly with welded metal pillar and enlarged plated contact terminal
US7446419B1 (en) 2004-11-10 2008-11-04 Bridge Semiconductor Corporation Semiconductor chip assembly with welded metal pillar of stacked metal balls
US7411474B2 (en) * 2005-10-11 2008-08-12 Andrew Corporation Printed wiring board assembly with self-compensating ground via and current diverting cutout
US7494843B1 (en) 2006-12-26 2009-02-24 Bridge Semiconductor Corporation Method of making a semiconductor chip assembly with thermal conductor and encapsulant grinding
US7811863B1 (en) 2006-10-26 2010-10-12 Bridge Semiconductor Corporation Method of making a semiconductor chip assembly with metal pillar and encapsulant grinding and heat sink attachment
CN101296559A (zh) * 2007-04-29 2008-10-29 佛山普立华科技有限公司 焊盘、具有该焊盘的电路板及电子装置
US8916781B2 (en) * 2011-11-15 2014-12-23 Invensas Corporation Cavities containing multi-wiring structures and devices
US9917372B2 (en) 2014-06-13 2018-03-13 Nxp Usa, Inc. Integrated circuit package with radio frequency coupling arrangement
US10103447B2 (en) 2014-06-13 2018-10-16 Nxp Usa, Inc. Integrated circuit package with radio frequency coupling structure
US9887449B2 (en) * 2014-08-29 2018-02-06 Nxp Usa, Inc. Radio frequency coupling structure and a method of manufacturing thereof
US10225925B2 (en) * 2014-08-29 2019-03-05 Nxp Usa, Inc. Radio frequency coupling and transition structure

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3349480A (en) * 1962-11-09 1967-10-31 Ibm Method of forming through hole conductor lines
GB1601925A (en) * 1977-06-22 1981-11-04 Johnson & Nephew Ambergate Ltd Production of filamentary material
JPS56120058A (en) * 1980-02-27 1981-09-21 Hitachi Ltd Electron gun for picture tube
JPS56152447A (en) * 1980-04-28 1981-11-26 Sumitomo Chem Co Ltd N-dimethylbenzyl-tert-butylacetamide derivative, its preparation, and herbicide comprising it as active ingredient
DE3145585A1 (de) * 1981-11-17 1983-05-26 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur herstellung elektrisch leitfaehiger bereiche
US4543715A (en) * 1983-02-28 1985-10-01 Allied Corporation Method of forming vertical traces on printed circuit board
JPS6027610B2 (ja) * 1984-04-26 1985-06-29 富士写真フイルム株式会社 可撓性板状体の分離方法
US4775465A (en) * 1984-12-24 1988-10-04 Burrows Bruce D Reverse osmosis assembly operating valve
JPS62254879A (ja) * 1986-04-28 1987-11-06 Toshiba Corp 着色方法
JPS63297083A (ja) * 1987-05-29 1988-12-05 Brother Ind Ltd 電子タイプライタ
JPH01297487A (ja) * 1988-05-26 1989-11-30 Mitsubishi Monsanto Chem Co 研磨用組成物
JPH02232986A (ja) * 1989-03-07 1990-09-14 Sony Corp 基板及びその製造法
JPH02249294A (ja) * 1989-03-23 1990-10-05 Mitsubishi Mining & Cement Co Ltd Lc内蔵形セラミックス基板
US5136120A (en) * 1989-12-20 1992-08-04 At&T Bell Laboratories Technique for reducing electromagnetic interference
CA2023361A1 (en) * 1990-07-20 1992-01-21 Robert L. Barnhouse Printed circuit boards
GB2252208B (en) * 1991-01-24 1995-05-03 Burr Brown Corp Hybrid integrated circuit planar transformer
US5161098A (en) * 1991-09-09 1992-11-03 Power Integrations, Inc. High frequency switched mode converter
US5239744A (en) * 1992-01-09 1993-08-31 At&T Bell Laboratories Method for making multilayer magnetic components

Also Published As

Publication number Publication date
EP0740496B1 (de) 1998-07-08
DE69600404T2 (de) 1999-02-11
EP0740496A1 (de) 1996-10-30
US5619791A (en) 1997-04-15
JPH08307052A (ja) 1996-11-22

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