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IT7830555A0 - LEADED ACCESS BUBBLE MEMORY. - Google Patents

LEADED ACCESS BUBBLE MEMORY.

Info

Publication number
IT7830555A0
IT7830555A0 IT7830555A IT3055578A IT7830555A0 IT 7830555 A0 IT7830555 A0 IT 7830555A0 IT 7830555 A IT7830555 A IT 7830555A IT 3055578 A IT3055578 A IT 3055578A IT 7830555 A0 IT7830555 A0 IT 7830555A0
Authority
IT
Italy
Prior art keywords
leaded
bubble memory
access bubble
access
memory
Prior art date
Application number
IT7830555A
Other languages
Italian (it)
Other versions
IT1101299B (en
Original Assignee
Western Electric Co
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
Priority claimed from US05/857,919 external-priority patent/US4142247A/en
Priority claimed from US05/857,921 external-priority patent/US4143419A/en
Priority claimed from US05/857,925 external-priority patent/US4143420A/en
Priority claimed from US05/857,920 external-priority patent/US4142249A/en
Application filed by Western Electric Co filed Critical Western Electric Co
Publication of IT7830555A0 publication Critical patent/IT7830555A0/en
Application granted granted Critical
Publication of IT1101299B publication Critical patent/IT1101299B/en

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
    • G11C19/0866—Detecting magnetic domains

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
  • Hall/Mr Elements (AREA)
IT30555/78A 1977-12-06 1978-12-05 BUBBLE MEMORY ACCESS TO CONDUCTORS IT1101299B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/857,919 US4142247A (en) 1977-12-06 1977-12-06 Conductor-driven magnetic bubble memory with an expander-detector arrangement
US05/857,921 US4143419A (en) 1977-12-06 1977-12-06 Magnetic bubble memory with single level electrically-conducting, drive arrangement
US05/857,925 US4143420A (en) 1977-12-06 1977-12-06 Conductor-access, magnetic bubble memory
US05/857,920 US4142249A (en) 1977-12-06 1977-12-06 Conductor-access, magnetic bubble memory

Publications (2)

Publication Number Publication Date
IT7830555A0 true IT7830555A0 (en) 1978-12-05
IT1101299B IT1101299B (en) 1985-09-28

Family

ID=27505927

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30555/78A IT1101299B (en) 1977-12-06 1978-12-05 BUBBLE MEMORY ACCESS TO CONDUCTORS

Country Status (12)

Country Link
EP (1) EP0007305A1 (en)
CA (1) CA1118097A (en)
DD (1) DD139906A5 (en)
DE (1) DE2857245C1 (en)
ES (1) ES475592A1 (en)
FR (1) FR2467464B1 (en)
GB (1) GB2044027B (en)
IE (1) IE47757B1 (en)
IT (1) IT1101299B (en)
SE (1) SE417027B (en)
WO (1) WO1979000360A1 (en)
YU (1) YU282978A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480982B1 (en) * 1980-04-18 1986-01-10 Commissariat Energie Atomique MAGNETIC BUBBLE MEMORY
FR2480983A1 (en) * 1980-04-18 1981-10-23 Commissariat Energie Atomique MEMORY WITH MAGNETIC BUBBLES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967002A (en) * 1974-12-31 1976-06-29 International Business Machines Corporation Method for making high density magnetic bubble domain system
US3996573A (en) * 1975-04-21 1976-12-07 Texas Instruments Incorporated Bubble propagation circuits and formation thereof
US4067002A (en) * 1975-12-31 1978-01-03 International Business Machines Corporation Field access of bubble domain lattice

Also Published As

Publication number Publication date
SE417027B (en) 1981-02-16
DE2857245C1 (en) 1982-09-02
SE7906523L (en) 1979-08-01
IE47757B1 (en) 1984-06-13
ES475592A1 (en) 1979-05-01
GB2044027A (en) 1980-10-08
DD139906A5 (en) 1980-01-23
WO1979000360A1 (en) 1979-06-28
FR2467464B1 (en) 1988-10-07
FR2467464A1 (en) 1981-04-17
GB2044027B (en) 1982-06-03
IT1101299B (en) 1985-09-28
YU282978A (en) 1982-06-30
EP0007305A1 (en) 1980-01-23
CA1118097A (en) 1982-02-09
IE782407L (en) 1979-06-06

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