IT7830734A0 - Dispositivo a bolle magnetiche perfezionato e relativo metodo di fabbricazione. - Google Patents

Dispositivo a bolle magnetiche perfezionato e relativo metodo di fabbricazione.

Info

Publication number
IT7830734A0
IT7830734A0 IT7830734A IT3073478A IT7830734A0 IT 7830734 A0 IT7830734 A0 IT 7830734A0 IT 7830734 A IT7830734 A IT 7830734A IT 3073478 A IT3073478 A IT 3073478A IT 7830734 A0 IT7830734 A0 IT 7830734A0
Authority
IT
Italy
Prior art keywords
manufacturing
magnetic bubble
improved magnetic
bubble device
improved
Prior art date
Application number
IT7830734A
Other languages
English (en)
Other versions
IT1160333B (it
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT7830734A0 publication Critical patent/IT7830734A0/it
Application granted granted Critical
Publication of IT1160333B publication Critical patent/IT1160333B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
    • G11C19/0841—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using electric current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/06—Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors
    • 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
    • H01F41/32—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 applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film
    • H01F41/34—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 applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film in patterns, e.g. by lithography
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component
    • Y10T428/12903—Cu-base component
    • Y10T428/1291—Next to Co-, Cu-, or Ni-base component

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thin Magnetic Films (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Laminated Bodies (AREA)
IT30734/78A 1977-12-23 1978-12-12 Dispositivo a bolle magnetiche perfezionato e relativo metodo di fabbricazione IT1160333B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/863,829 US4187553A (en) 1977-12-23 1977-12-23 Pedestal bubble domain chip and processes for making same

Publications (2)

Publication Number Publication Date
IT7830734A0 true IT7830734A0 (it) 1978-12-12
IT1160333B IT1160333B (it) 1987-03-11

Family

ID=25341880

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30734/78A IT1160333B (it) 1977-12-23 1978-12-12 Dispositivo a bolle magnetiche perfezionato e relativo metodo di fabbricazione

Country Status (6)

Country Link
US (1) US4187553A (it)
JP (1) JPS5488037A (it)
CA (1) CA1114951A (it)
FR (1) FR2412912A1 (it)
GB (1) GB2011202B (it)
IT (1) IT1160333B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925308B2 (ja) * 1978-04-14 1984-06-16 株式会社日立製作所 磁気バブルメモリ素子及びその製造方法
US4358339A (en) * 1978-07-27 1982-11-09 Rockwell International Corporation Method of fabrication of bubble domain device structures
US4299680A (en) * 1979-12-31 1981-11-10 Texas Instruments Incorporated Method of fabricating magnetic bubble memory device having planar overlay pattern of magnetically soft material
US4407859A (en) * 1980-10-17 1983-10-04 Rockwell International Corporation Planar bubble memory circuit fabrication
JPS5999370A (ja) * 1982-11-30 1984-06-08 Copal Co Ltd 磁気抵抗素子を具える磁気検出器の製造方法
JPS62183091A (ja) * 1986-02-07 1987-08-11 Hitachi Ltd 磁気バブルメモリ素子の製造方法
US5585198A (en) * 1993-10-20 1996-12-17 Sanyo Electric Co., Ltd. Magnetorsistance effect element
US5736921A (en) * 1994-03-23 1998-04-07 Sanyo Electric Co., Ltd. Magnetoresistive element
JPH0849062A (ja) * 1994-08-04 1996-02-20 Sanyo Electric Co Ltd 磁気抵抗効果膜
JPH08130337A (ja) * 1994-09-09 1996-05-21 Sanyo Electric Co Ltd 磁気抵抗素子及びその製造方法
CA2286326C (en) * 1997-04-04 2007-06-26 Adam L. Cohen Article, method, and apparatus for electrochemical fabrication
AU2002360464A1 (en) 2001-12-03 2003-06-17 Memgen Corporation Miniature rf and microwave components and methods for fabricating such components
US9614266B2 (en) 2001-12-03 2017-04-04 Microfabrica Inc. Miniature RF and microwave components and methods for fabricating such components
US8613846B2 (en) * 2003-02-04 2013-12-24 Microfabrica Inc. Multi-layer, multi-material fabrication methods for producing micro-scale and millimeter-scale devices with enhanced electrical and/or mechanical properties
US10416192B2 (en) 2003-02-04 2019-09-17 Microfabrica Inc. Cantilever microprobes for contacting electronic components
US10297421B1 (en) 2003-05-07 2019-05-21 Microfabrica Inc. Plasma etching of dielectric sacrificial material from reentrant multi-layer metal structures
WO2004101857A2 (en) * 2003-05-07 2004-11-25 Microfabrica Inc. Methods and apparatus for forming multi-layer structures using adhered masks
US9671429B2 (en) 2003-05-07 2017-06-06 University Of Southern California Multi-layer, multi-material micro-scale and millimeter-scale devices with enhanced electrical and/or mechanical properties
US10641792B2 (en) 2003-12-31 2020-05-05 University Of Southern California Multi-layer, multi-material micro-scale and millimeter-scale devices with enhanced electrical and/or mechanical properties
US11262383B1 (en) 2018-09-26 2022-03-01 Microfabrica Inc. Probes having improved mechanical and/or electrical properties for making contact between electronic circuit elements and methods for making
US12078657B2 (en) 2019-12-31 2024-09-03 Microfabrica Inc. Compliant pin probes with extension springs, methods for making, and methods for using

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51414B2 (it) * 1971-11-19 1976-01-08
JPS5048843A (it) * 1973-08-31 1975-05-01
US3921157A (en) * 1974-03-27 1975-11-18 Monsanto Co Nonuniform spacing layer for magnetic bubble circuits
JPS5520309B2 (it) * 1974-05-27 1980-06-02
US3967002A (en) * 1974-12-31 1976-06-29 International Business Machines Corporation Method for making high density magnetic bubble domain system
US4001061A (en) * 1975-03-05 1977-01-04 International Business Machines Corporation Single lithography for multiple-layer bubble domain devices
US4178635A (en) * 1976-06-14 1979-12-11 Hewlett-Packard Company Planar and near planar magnetic bubble circuits

Also Published As

Publication number Publication date
IT1160333B (it) 1987-03-11
GB2011202B (en) 1982-02-03
FR2412912A1 (fr) 1979-07-20
GB2011202A (en) 1979-07-04
JPS5488037A (en) 1979-07-12
CA1114951A (en) 1981-12-22
US4187553A (en) 1980-02-05

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