CA993103A - Locally thinned magnetic plate forming channels for magnetic bubble domains - Google Patents

Locally thinned magnetic plate forming channels for magnetic bubble domains

Info

Publication number: CA993103A
Authority: CA; Canada
Prior art keywords: magnetic; plate forming; forming channels; bubble domains; locally thinned
Prior art date: 1971-10-05
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

CA152,977A

Other versions

CA152977S (en

Inventor

Willem F. Druyvesteyn

Jan W.F. Dorleijn

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.)

1971-10-05

Filing date

1972-10-02

Publication date

1976-07-13

1972-10-02 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1976-07-13 Application granted granted Critical

1976-07-13 Publication of CA993103A publication Critical patent/CA993103A/en

Status Expired legal-status Critical Current

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
- G11C19/0808—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
- 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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Linear Motors (AREA)
Manufacturing Of Magnetic Record Carriers (AREA)
Thin Magnetic Films (AREA)

CA152,977A 1971-10-05 1972-10-02 Locally thinned magnetic plate forming channels for magnetic bubble domains Expired CA993103A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7113626A NL7113626A (en)	1971-10-05	1971-10-05

Publications (1)

Publication Number	Publication Date
CA993103A true CA993103A (en)	1976-07-13

Family

ID=19814171

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA152,977A Expired CA993103A (en)	1971-10-05	1972-10-02	Locally thinned magnetic plate forming channels for magnetic bubble domains

Country Status (8)

Country	Link
JP (1)	JPS4846229A (en)
BE (1)	BE789634A (en)
CA (1)	CA993103A (en)
DE (1)	DE2248184A1 (en)
FR (1)	FR2155954B1 (en)
GB (1)	GB1392974A (en)
NL (1)	NL7113626A (en)
SE (2)	SE394916B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5652389B2 (en) *	1973-12-27	1981-12-11
WO1984003991A1 (en) *	1983-03-31	1984-10-11	Sony Corp	Thermomagnetic optical recording method
JP5947657B2 (en) *	2012-08-06	2016-07-06	日本放送協会	Magnetic recording medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3503054A (en) *	1967-10-12	1970-03-24	Bell Telephone Labor Inc	Domain wall propagation in magnetic shefts
US3735145A (en) *	1970-10-16	1973-05-22	North American Rockwell	Magnetic bubble domain system
JPS5229440B2 (en) *	1971-03-12	1977-08-02

0
- BE BE789634D patent/BE789634A/en unknown
1971
- 1971-10-05 NL NL7113626A patent/NL7113626A/xx unknown
1972
- 1972-09-30 DE DE19722248184 patent/DE2248184A1/en active Pending
- 1972-10-02 SE SE7212693A patent/SE394916B/en unknown
- 1972-10-02 CA CA152,977A patent/CA993103A/en not_active Expired
- 1972-10-02 JP JP47098078A patent/JPS4846229A/ja active Pending
- 1972-10-02 FR FR7234819A patent/FR2155954B1/fr not_active Expired
- 1972-10-02 GB GB4528072A patent/GB1392974A/en not_active Expired
1977
- 1977-02-28 SE SE7702174A patent/SE411001B/en unknown

Also Published As

Publication number	Publication date
GB1392974A (en)	1975-05-07
NL7113626A (en)	1973-04-09
BE789634A (en)	1973-04-03
SE394916B (en)	1977-07-18
DE2248184A1 (en)	1973-04-12
SE7702174L (en)	1977-02-28
JPS4846229A (en)	1973-07-02
FR2155954A1 (en)	1973-05-25
FR2155954B1 (en)	1976-05-21
SE411001B (en)	1979-11-19

Similar Documents

Publication	Publication Date	Title
AU460038B2 (en)	1975-04-10	Magnetic mixer
AU4480672A (en)	1974-01-24	Magnetic separator
CA1003978A (en)	1977-01-18	Removable upper tie plate
CA989065A (en)	1976-05-11	Magnetic ink recording system
CA960031A (en)	1974-12-31	Magnetic gate
CA958806A (en)	1974-12-03	Magnetic device comprising domains
CA945254A (en)	1974-04-09	Magnetic bubble domain system
CA993103A (en)	1976-07-13	Locally thinned magnetic plate forming channels for magnetic bubble domains
CA963953A (en)	1975-03-04	Two-step magnetic driver
CA944478A (en)	1974-03-26	Magnetic bubble domain system
CA933653A (en)	1973-09-11	Magnetic bubble domain system
CA957459A (en)	1974-11-12	Hard surfaced plate
CA952597A (en)	1974-08-06	Coil plate assembly
CA939237A (en)	1974-01-01	Multiple layer structures including magnetic domains
CA1016403A (en)	1977-08-30	Lock-up for thin printing plate
CA980004A (en)	1975-12-16	Magnetic tape duplicating system
CA954625A (en)	1974-09-10	Magnetic verifying system
CA969655A (en)	1975-06-17	Magnetic device having domains
CA924613A (en)	1973-04-17	Multiple layer structures including magnetic domains
CA963154A (en)	1975-02-18	Magnetic plate comprising drivable domains
CA967487A (en)	1975-05-13	Magnetic record apparatus
CA934471A (en)	1973-09-25	Magnetic bubble domain system
CA878336A (en)	1971-08-17	Longitude keeper
CA866975A (en)	1971-03-23	Face plate
CA1025116A (en)	1978-01-24	Magnetic device for producing domains