IT1064164B - Dispositivo di memoria che utilizza domini magnetici a sottili pellicole - Google Patents

Dispositivo di memoria che utilizza domini magnetici a sottili pellicole

Info

Publication number
IT1064164B
IT1064164B IT21528/76A IT2152876A IT1064164B IT 1064164 B IT1064164 B IT 1064164B IT 21528/76 A IT21528/76 A IT 21528/76A IT 2152876 A IT2152876 A IT 2152876A IT 1064164 B IT1064164 B IT 1064164B
Authority
IT
Italy
Prior art keywords
thin film
memory device
film magnetic
magnetic domains
domains
Prior art date
Application number
IT21528/76A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1064164B publication Critical patent/IT1064164B/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
    • G11C19/0858—Generating, replicating or annihilating magnetic domains (also comprising different types of magnetic domains, e.g. "Hard Bubbles")
IT21528/76A 1975-04-21 1976-03-24 Dispositivo di memoria che utilizza domini magnetici a sottili pellicole IT1064164B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/570,146 US4001794A (en) 1975-04-21 1975-04-21 Method and apparatus for controlled generation of wall topology in magnetic domains

Publications (1)

Publication Number Publication Date
IT1064164B true IT1064164B (it) 1985-02-18

Family

ID=24278443

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21528/76A IT1064164B (it) 1975-04-21 1976-03-24 Dispositivo di memoria che utilizza domini magnetici a sottili pellicole

Country Status (13)

Country Link
US (1) US4001794A (it)
JP (1) JPS52122055A (it)
AU (1) AU498658B2 (it)
BE (1) BE839042A (it)
BR (1) BR7602470A (it)
CA (1) CA1085508A (it)
DE (1) DE2616938B2 (it)
DK (1) DK177276A (it)
FR (1) FR2309013A1 (it)
GB (1) GB1526871A (it)
IT (1) IT1064164B (it)
NL (1) NL7603749A (it)
SE (1) SE402831B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7700720A (nl) * 1977-01-25 1978-07-27 Philips Nv Geheugensysteem met magnetische domeinen.
US4085454A (en) * 1977-03-31 1978-04-18 International Business Machines Corporation Method and apparatus for the controlled generation of wall encoded magnetic bubble domains
US4583200A (en) * 1982-10-18 1986-04-15 Nec Corporation Magnetic memory device capable of memorizing information in a stripe domain in the form of a vertical Bloch line pair
US5050122A (en) * 1986-02-28 1991-09-17 Hitachi, Ltd. Bloch line memory device and method for operating same
JP2619365B2 (ja) * 1986-07-25 1997-06-11 株式会社日立製作所 ブロッホラインメモリの書き込み方法
JPH0250387A (ja) * 1988-08-11 1990-02-20 Nec Corp 磁気記憶素子
US20080191420A1 (en) * 2007-02-12 2008-08-14 Imhoff Jamie L Insert seal unit and method for making the same
US20100079908A1 (en) * 2008-09-29 2010-04-01 Infinitum Solutions, Inc. Determining A Magnetic Sample Characteristic Using A Magnetic Field From A Domain Wall

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706081A (en) * 1971-12-22 1972-12-12 Bell Telephone Labor Inc Fail-safe domain generator for single wall domain arrangements
US3940750A (en) * 1973-03-26 1976-02-24 International Business Machines Corporation Wall topology storage system
US3890605A (en) * 1973-06-29 1975-06-17 Ibm Magnetic domain systems using domains having different properties

Also Published As

Publication number Publication date
DE2616938C3 (it) 1978-06-22
CA1085508A (en) 1980-09-09
US4001794A (en) 1977-01-04
NL7603749A (nl) 1976-10-25
DK177276A (da) 1976-10-22
FR2309013A1 (fr) 1976-11-19
AU1319676A (en) 1977-10-27
FR2309013B1 (it) 1978-05-19
DE2616938B2 (de) 1977-10-27
SE7603387L (sv) 1976-10-22
SE402831B (sv) 1978-07-17
JPS52122055A (en) 1977-10-13
GB1526871A (en) 1978-10-04
BE839042A (fr) 1976-06-16
AU498658B2 (en) 1979-03-22
DE2616938A1 (de) 1976-10-28
BR7602470A (pt) 1976-10-19

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