GB1241235A - Improvements in or relating to magnetic single wall domain devices - Google Patents

Improvements in or relating to magnetic single wall domain devices

Info

Publication number
GB1241235A
GB1241235A GB22199/69A GB2219969A GB1241235A GB 1241235 A GB1241235 A GB 1241235A GB 22199/69 A GB22199/69 A GB 22199/69A GB 2219969 A GB2219969 A GB 2219969A GB 1241235 A GB1241235 A GB 1241235A
Authority
GB
United Kingdom
Prior art keywords
domain
domains
magnetic
sheet
overlay
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
GB22199/69A
Other languages
English (en)
Inventor
Andrew Henry Bobeck
Edward Della Torre
Anthony John Perneski
Henry Evelyn Derrick Scovil
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 Inc
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1241235A publication Critical patent/GB1241235A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G21/00—Combinations of machines, apparatus, or processes, e.g. for continuous processing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G11C11/165—Auxiliary circuits
    • G11C11/1675—Writing or programming circuits or methods
    • 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
    • G11C19/0816—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 a rotating or alternating coplanar magnetic field
    • 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
    • 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
    • G11C19/0858—Generating, replicating or annihilating magnetic domains (also comprising different types of magnetic domains, e.g. "Hard Bubbles")
    • 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
    • G11C19/0875—Organisation of a plurality of magnetic shift registers
    • 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
    • G11C19/0875—Organisation of a plurality of magnetic shift registers
    • G11C19/0883—Means for switching magnetic domains from one path into another path, i.e. transfer switches, swap gates or decoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Thin Magnetic Films (AREA)
  • Measuring Magnetic Variables (AREA)
GB22199/69A 1968-05-03 1969-05-01 Improvements in or relating to magnetic single wall domain devices Expired GB1241235A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US72645468A 1968-05-03 1968-05-03
US73270468A 1968-05-28 1968-05-28
US73270568A 1968-05-28 1968-05-28
US73264468A 1968-05-28 1968-05-28

Publications (1)

Publication Number Publication Date
GB1241235A true GB1241235A (en) 1971-08-04

Family

ID=27505572

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22199/69A Expired GB1241235A (en) 1968-05-03 1969-05-01 Improvements in or relating to magnetic single wall domain devices

Country Status (6)

Country Link
BE (1) BE731073A (enExample)
DE (1) DE1917746C3 (enExample)
FR (1) FR2007740A1 (enExample)
GB (1) GB1241235A (enExample)
NL (1) NL167261C (enExample)
SE (1) SE339349B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701125A (en) * 1970-12-31 1972-10-24 Ibm Self-contained magnetic bubble domain memory chip
US3689902A (en) * 1971-06-30 1972-09-05 Ibm Cylindrical magnetic domain decoder
NL7905543A (nl) * 1979-07-17 1981-01-20 Philips Nv Geheugen met stroombestuurde serie/parallelomzetting van magnetische beldomeinen.
DE3818587A1 (de) * 1988-06-01 1989-12-07 Paul Gerhard Sauter Diebstahlsicherung fuer ski mit stoecke
FR3112734B1 (fr) 2020-07-23 2022-12-30 Psa Automobiles Sa Rangement a volet interieur mobile

Also Published As

Publication number Publication date
FR2007740A1 (enExample) 1970-01-09
DE1917746C3 (de) 1978-06-29
NL6905706A (enExample) 1969-11-05
BE731073A (enExample) 1969-09-15
DE1917746A1 (de) 1969-11-13
SE339349B (enExample) 1971-10-04
DE1917746B2 (de) 1977-11-03
NL167261B (nl) 1981-06-16
NL167261C (nl) 1981-11-16

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