CA1126403A - Magnetic bubble-domain device - Google Patents

Magnetic bubble-domain device

Info

Publication number
CA1126403A
CA1126403A CA309,392A CA309392A CA1126403A CA 1126403 A CA1126403 A CA 1126403A CA 309392 A CA309392 A CA 309392A CA 1126403 A CA1126403 A CA 1126403A
Authority
CA
Canada
Prior art keywords
plate
silicon
current
domain
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
Application number
CA309,392A
Other languages
English (en)
French (fr)
Inventor
Dirk J. Breed
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1126403A publication Critical patent/CA1126403A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
  • Measuring Magnetic Variables (AREA)
  • Hall/Mr Elements (AREA)
  • Magnetic Heads (AREA)
CA309,392A 1977-08-24 1978-08-15 Magnetic bubble-domain device Expired CA1126403A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7709312A NL7709312A (nl) 1977-08-24 1977-08-24 Inrichting met magnetische bel-domeinen.
NL7709312 1977-08-24

Publications (1)

Publication Number Publication Date
CA1126403A true CA1126403A (en) 1982-06-22

Family

ID=19829060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA309,392A Expired CA1126403A (en) 1977-08-24 1978-08-15 Magnetic bubble-domain device

Country Status (8)

Country Link
US (1) US4229805A (US06650917-20031118-M00005.png)
JP (1) JPS5810798B2 (US06650917-20031118-M00005.png)
CA (1) CA1126403A (US06650917-20031118-M00005.png)
DE (1) DE2835546A1 (US06650917-20031118-M00005.png)
FR (1) FR2401488A1 (US06650917-20031118-M00005.png)
GB (1) GB2003342B (US06650917-20031118-M00005.png)
IT (1) IT1098128B (US06650917-20031118-M00005.png)
NL (1) NL7709312A (US06650917-20031118-M00005.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905543A (nl) * 1979-07-17 1981-01-20 Philips Nv Geheugen met stroombestuurde serie/parallelomzetting van magnetische beldomeinen.
US4376963A (en) * 1980-12-19 1983-03-15 International Business Machines Corporation Composite magnetic recording disk
DE3139487A1 (de) * 1981-10-03 1983-04-21 Philips Patentverwaltung Gmbh, 2000 Hamburg "verfahren zum herstellen einer magnetischen speicherschicht"
JPS59218181A (ja) * 1983-05-26 1984-12-08 鳥生　守 タツチスイツチを有する電動玩具
US5122227A (en) * 1986-10-31 1992-06-16 Texas Instruments Incorporated Method of making a monolithic integrated magnetic circuit
JPH02168980A (ja) * 1988-12-21 1990-06-29 Takara Co Ltd 作動玩具
AT515069B1 (de) * 2013-11-07 2019-10-15 At & S Austria Tech & Systemtechnik Ag Leiterplattenstruktur

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636531A (en) * 1970-06-24 1972-01-18 Bell Telephone Labor Inc Domain propagation arrangement
US3786445A (en) * 1972-07-03 1974-01-15 Ibm Integrated magnetic bubble and semiconductor device
JPS5441183B2 (US06650917-20031118-M00005.png) * 1973-12-01 1979-12-07
US4041447A (en) * 1974-11-04 1977-08-09 Gte Laboratories Incorporated Bonded magnetic bubble memory
NL7608861A (nl) * 1976-08-10 1978-02-14 Philips Nv Inrichting met magnetische domeinen.

Also Published As

Publication number Publication date
JPS5445544A (en) 1979-04-10
JPS5810798B2 (ja) 1983-02-28
GB2003342B (en) 1982-01-20
DE2835546A1 (de) 1979-03-01
IT7826901A0 (it) 1978-08-21
FR2401488B1 (US06650917-20031118-M00005.png) 1983-10-28
US4229805A (en) 1980-10-21
IT1098128B (it) 1985-09-07
GB2003342A (en) 1979-03-07
NL7709312A (nl) 1979-02-27
FR2401488A1 (fr) 1979-03-23
DE2835546C2 (US06650917-20031118-M00005.png) 1987-01-08

Similar Documents

Publication Publication Date Title
US5448515A (en) Magnetic thin film memory and recording/reproduction method therefor
JP5386550B2 (ja) 超電導スイッチ，超電導磁石、およびｍｒｉ
CA1126403A (en) Magnetic bubble-domain device
US4785426A (en) Superconducting switching circuit, memory cell and memory circuit, with resonance damping resistors
US5721195A (en) Dual mode planar superconductive resonator and filter including a Josephson junction for varying mode coupling
JPH02299482A (ja) 発電方法及び発電装置
US3480926A (en) Synthetic bulk element having thin-ferromagnetic-film switching characteristics
JP2000113666A (ja) 磁性薄膜メモリ素子および磁性薄膜メモリ
US3086130A (en) Cryogenic coupling device
US3172089A (en) Thin film magnetic device
US3732438A (en) Superconductive switch apparatus
US3182275A (en) Asymmetric cryogenic device
US3302190A (en) Non-destructive film memory element
KR100217216B1 (ko) 자기 기록 헤드 및 이 헤드를 포함한 자기 테이프 기록 장치
JP4528958B2 (ja) 超電導式インバータ
US3435435A (en) Solid stack memory
US3470550A (en) Synthetic bulk element having thin ferromagnetic film switching characteristics
US3155561A (en) Methods for making laminated structures
US3130390A (en) Magnetic storage devices
US3493941A (en) Magnetic memory featuring thin film coincident current element
JP2543374B2 (ja) 磁性人工格子膜
JP2911290B2 (ja) 磁性薄膜メモリ素子およびその記録方法
CN100454432C (zh) 在磁阻器件中使用延迟电脉冲
US3309680A (en) Enhanced voltage readout for cryoelectric memories
US3346829A (en) Cryotron controlled storage cell

Legal Events

Date Code Title Description
MKEX Expiry