DE69310781D1 - Verfahren zur Herstellung von Magnetkernen - Google Patents

Verfahren zur Herstellung von Magnetkernen

Info

Publication number
DE69310781D1
DE69310781D1 DE69310781T DE69310781T DE69310781D1 DE 69310781 D1 DE69310781 D1 DE 69310781D1 DE 69310781 T DE69310781 T DE 69310781T DE 69310781 T DE69310781 T DE 69310781T DE 69310781 D1 DE69310781 D1 DE 69310781D1
Authority
DE
Germany
Prior art keywords
production
magnetic cores
cores
magnetic
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
DE69310781T
Other languages
English (en)
Other versions
DE69310781T2 (de
Inventor
Robert Leonard Billings
Donald William Dahringer
Alan Michael Lyons
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
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 filed Critical AT&T Corp
Publication of DE69310781D1 publication Critical patent/DE69310781D1/de
Application granted granted Critical
Publication of DE69310781T2 publication Critical patent/DE69310781T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/0006—Printed inductances
    • H01F17/0033—Printed inductances with the coil helically wound around a magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus 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
    • H01F41/02—Apparatus 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
    • H01F41/04—Apparatus 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
    • H01F41/041—Printed circuit coils
    • H01F41/046—Printed circuit coils structurally combined with ferromagnetic material
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49789—Obtaining plural product pieces from unitary workpiece

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DE69310781T 1992-02-14 1993-02-04 Verfahren zur Herstellung von Magnetkernen Expired - Fee Related DE69310781T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/835,793 US5257000A (en) 1992-02-14 1992-02-14 Circuit elements dependent on core inductance and fabrication thereof

Publications (2)

Publication Number Publication Date
DE69310781D1 true DE69310781D1 (de) 1997-06-26
DE69310781T2 DE69310781T2 (de) 1997-09-04

Family

ID=25270475

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310781T Expired - Fee Related DE69310781T2 (de) 1992-02-14 1993-02-04 Verfahren zur Herstellung von Magnetkernen

Country Status (8)

Country Link
US (1) US5257000A (de)
EP (1) EP0555994B1 (de)
JP (1) JPH0613255A (de)
KR (1) KR930018769A (de)
CA (1) CA2087794C (de)
DE (1) DE69310781T2 (de)
ES (1) ES2101941T3 (de)
HK (1) HK1002719A1 (de)

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US5541567A (en) * 1994-10-17 1996-07-30 International Business Machines Corporation Coaxial vias in an electronic substrate
US5781091A (en) * 1995-07-24 1998-07-14 Autosplice Systems Inc. Electronic inductive device and method for manufacturing
EP0851439B1 (de) * 1996-12-26 2002-03-06 Citizen Electronics Co., Ltd. Modulare oberflächenmontierte Schaltungsanordnung und Verfahren zu ihrer Herstellung
JP4030028B2 (ja) * 1996-12-26 2008-01-09 シチズン電子株式会社 Ｓｍｄ型回路装置及びその製造方法
DE19723068C1 (de) * 1997-06-02 1999-05-12 Vacuumschmelze Gmbh Induktives Bauelement
DE10002377A1 (de) 2000-01-20 2001-08-02 Infineon Technologies Ag Spule und Spulensystem zur Integration in eine mikroelektronische Schaltung sowie mikroelektronische Schaltung
US6531945B1 (en) * 2000-03-10 2003-03-11 Micron Technology, Inc. Integrated circuit inductor with a magnetic core
JP2003534657A (ja) * 2000-05-19 2003-11-18 フィリップ エイ． ハーディング スロット付きコア変圧器およびインダクタ
WO2002025797A2 (en) 2000-09-22 2002-03-28 M-Flex Multi-Fineline Electronix, Inc. Electronic transformer/inductor devices and methods for making same
US6792667B2 (en) * 2001-10-23 2004-09-21 Di/Dt, Inc. Fully automatic process for magnetic circuit assembly
US7135952B2 (en) * 2002-09-16 2006-11-14 Multi-Fineline Electronix, Inc. Electronic transformer/inductor devices and methods for making same
US7306008B2 (en) * 2004-04-05 2007-12-11 Tornay Paul G Water leak detection and prevention systems and methods
AU2005314077B2 (en) * 2004-12-07 2010-08-05 Multi-Fineline Electronix, Inc. Miniature circuitry and inductive components and methods for manufacturing same
US7436282B2 (en) * 2004-12-07 2008-10-14 Multi-Fineline Electronix, Inc. Miniature circuitry and inductive components and methods for manufacturing same
US7645941B2 (en) 2006-05-02 2010-01-12 Multi-Fineline Electronix, Inc. Shielded flexible circuits and methods for manufacturing same
US8466764B2 (en) 2006-09-12 2013-06-18 Cooper Technologies Company Low profile layered coil and cores for magnetic components
US9589716B2 (en) 2006-09-12 2017-03-07 Cooper Technologies Company Laminated magnetic component and manufacture with soft magnetic powder polymer composite sheets
US8941457B2 (en) * 2006-09-12 2015-01-27 Cooper Technologies Company Miniature power inductor and methods of manufacture
US7791445B2 (en) * 2006-09-12 2010-09-07 Cooper Technologies Company Low profile layered coil and cores for magnetic components
US8378777B2 (en) * 2008-07-29 2013-02-19 Cooper Technologies Company Magnetic electrical device
US8310332B2 (en) * 2008-10-08 2012-11-13 Cooper Technologies Company High current amorphous powder core inductor
WO2008060551A2 (en) 2006-11-14 2008-05-22 Pulse Engineering, Inc. Wire-less inductive devices and methods
US7489226B1 (en) * 2008-05-09 2009-02-10 Raytheon Company Fabrication method and structure for embedded core transformers
US8279037B2 (en) * 2008-07-11 2012-10-02 Cooper Technologies Company Magnetic components and methods of manufacturing the same
US9558881B2 (en) 2008-07-11 2017-01-31 Cooper Technologies Company High current power inductor
US9859043B2 (en) 2008-07-11 2018-01-02 Cooper Technologies Company Magnetic components and methods of manufacturing the same
US8659379B2 (en) 2008-07-11 2014-02-25 Cooper Technologies Company Magnetic components and methods of manufacturing the same
US7982572B2 (en) * 2008-07-17 2011-07-19 Pulse Engineering, Inc. Substrate inductive devices and methods
US9823274B2 (en) 2009-07-31 2017-11-21 Pulse Electronics, Inc. Current sensing inductive devices
US9664711B2 (en) 2009-07-31 2017-05-30 Pulse Electronics, Inc. Current sensing devices and methods
US8591262B2 (en) 2010-09-03 2013-11-26 Pulse Electronics, Inc. Substrate inductive devices and methods
DE112013001263T5 (de) 2012-03-02 2015-04-30 Pulse Electronics, Inc. Abgeschiedene Antennenvorrichtung und Verfahren dazu
US9304149B2 (en) 2012-05-31 2016-04-05 Pulse Electronics, Inc. Current sensing devices and methods
US20140125446A1 (en) 2012-11-07 2014-05-08 Pulse Electronics, Inc. Substrate inductive device methods and apparatus
US10020561B2 (en) 2013-09-19 2018-07-10 Pulse Finland Oy Deposited three-dimensional antenna apparatus and methods
US10141107B2 (en) * 2013-10-10 2018-11-27 Analog Devices, Inc. Miniature planar transformer
KR102123615B1 (ko) 2014-02-12 2020-06-17 펄스 핀랜드 오와이 전도성 부재 배치 및 형성을 위한 방법 및 장치
US9959967B2 (en) 2014-05-15 2018-05-01 Analog Devices, Inc. Magnetic devices and methods for manufacture using flex circuits
US9833802B2 (en) 2014-06-27 2017-12-05 Pulse Finland Oy Methods and apparatus for conductive element deposition and formation
GB2535761B (en) * 2015-02-26 2019-08-07 Murata Manufacturing Co An embedded magnetic component device
GB2535763B (en) * 2015-02-26 2018-08-01 Murata Manufacturing Co An embedded magnetic component device
US10763028B2 (en) 2015-04-10 2020-09-01 Delta Electronics, Inc. Magnetic component and magnetic core of the same
TWI557759B (zh) * 2015-04-10 2016-11-11 台達電子工業股份有限公司 集成式電感及其集成式電感磁芯
FR3106456A1 (fr) * 2020-01-16 2021-07-23 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif électromagnétique de conversion d’énergie
US20220093314A1 (en) * 2020-09-18 2022-03-24 Intel Corporation Package embedded magnetic power transformers for smps

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FR58522E (fr) * 1948-03-18 1954-01-27 J M Dard & Cie Ets Procédé de fabrication des circuits magnétiques
US3881244A (en) * 1972-06-02 1975-05-06 Texas Instruments Inc Method of making a solid state inductor
US3765082A (en) * 1972-09-20 1973-10-16 San Fernando Electric Mfg Method of making an inductor chip
US4117588A (en) * 1977-01-24 1978-10-03 The United States Of America As Represented By The Secretary Of The Navy Method of manufacturing three dimensional integrated circuits
ATE9419T1 (de) * 1980-02-01 1984-09-15 Hasler Ag Impulsuebertrager und dessen verwendung als trennuebertrager.
US4536733A (en) * 1982-09-30 1985-08-20 Sperry Corporation High frequency inverter transformer for power supplies
US4755783A (en) * 1986-11-18 1988-07-05 Rogers Corporation Inductive devices for printed wiring boards
JPS63271911A (ja) * 1987-04-28 1988-11-09 Toko Inc 積層電子部品の製造方法
JPH01302809A (ja) * 1988-05-31 1989-12-06 Tokyo Electric Co Ltd 基板用電磁装置
US4975671A (en) * 1988-08-31 1990-12-04 Apple Computer, Inc. Transformer for use with surface mounting technology
JP2700184B2 (ja) * 1989-06-02 1998-01-19 清水建設株式会社 地盤の透水試験装置
US5055816A (en) * 1989-06-26 1991-10-08 Motorola, Inc. Method for fabricating an electronic device
JPH03219606A (ja) * 1990-01-24 1991-09-27 Toko Inc 積層インダクタの製造方法

Also Published As

Publication number Publication date
JPH0613255A (ja) 1994-01-21
CA2087794A1 (en) 1993-08-15
ES2101941T3 (es) 1997-07-16
KR930018769A (ko) 1993-09-22
EP0555994B1 (de) 1997-05-21
CA2087794C (en) 1998-09-29
EP0555994A1 (de) 1993-08-18
DE69310781T2 (de) 1997-09-04
US5257000A (en) 1993-10-26
HK1002719A1 (en) 1998-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee