FR2550647B1 - Milieu de stockage magneto-optique - Google Patents

Milieu de stockage magneto-optique

Info

Publication number
FR2550647B1
FR2550647B1 FR8412529A FR8412529A FR2550647B1 FR 2550647 B1 FR2550647 B1 FR 2550647B1 FR 8412529 A FR8412529 A FR 8412529A FR 8412529 A FR8412529 A FR 8412529A FR 2550647 B1 FR2550647 B1 FR 2550647B1
Authority
FR
France
Prior art keywords
magneto
storage medium
optical storage
optical
medium
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 - Fee Related
Application number
FR8412529A
Other languages
English (en)
Other versions
FR2550647A1 (fr
Inventor
Tu Chen
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 US06/520,922 external-priority patent/US4556291A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of FR2550647A1 publication Critical patent/FR2550647A1/fr
Application granted granted Critical
Publication of FR2550647B1 publication Critical patent/FR2550647B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/14—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel
    • 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
    • H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
FR8412529A 1983-08-08 1984-08-08 Milieu de stockage magneto-optique Expired - Fee Related FR2550647B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52092383A 1983-08-08 1983-08-08
US06/520,922 US4556291A (en) 1983-08-08 1983-08-08 Magneto-optic storage media

Publications (2)

Publication Number Publication Date
FR2550647A1 FR2550647A1 (fr) 1985-02-15
FR2550647B1 true FR2550647B1 (fr) 1990-10-12

Family

ID=27060311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8412529A Expired - Fee Related FR2550647B1 (fr) 1983-08-08 1984-08-08 Milieu de stockage magneto-optique

Country Status (2)

Country Link
DE (1) DE3429258A1 (fr)
FR (1) FR2550647B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0670858B2 (ja) * 1983-05-25 1994-09-07 ソニー株式会社 光磁気記録媒体とその製法
JP2521908B2 (ja) 1985-06-11 1996-08-07 株式会社ニコン オ―バ―ライト可能な光磁気記録方法、それに使用される光磁気記録装置及び光磁気記録媒体、並びに変調方法、変調装置及び光磁気記録媒体
JPH07105082B2 (ja) * 1985-11-28 1995-11-13 ソニー株式会社 光磁気記録媒体
DE3607367C2 (de) * 1986-03-06 1995-06-22 Teves Gmbh Alfred Hydraulische Bremsanlage für Kraftfahrzeuge
JP2547770B2 (ja) * 1987-05-25 1996-10-23 株式会社東芝 情報記録媒体の製造方法
US6251492B1 (en) * 1998-04-10 2001-06-26 Teijin Limited Optical recording medium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1547812A (fr) * 1966-11-14 1968-11-29 Ampex Système de lecture magnéto-optique à modulation
FR1524309A (fr) * 1967-03-29 1968-05-10 Centre Nat Rech Scient Mémoires d'informations binaires à structures magnétiques en couches minces
US4202022A (en) * 1975-10-20 1980-05-06 Kokusai Denshin Denwa Kabushiki Kaisha Magnetic transfer record film and apparatus for magneto-optically reading magnetic record patterns using the same
JPS57133537A (en) * 1981-02-06 1982-08-18 Sharp Corp Magnetic and optical recording and reproducing head

Also Published As

Publication number Publication date
DE3429258A1 (de) 1985-02-28
FR2550647A1 (fr) 1985-02-15

Similar Documents

Publication Publication Date Title
DE3575628D1 (de) Optisches speichermedium.
DE3686044D1 (de) Optisches speichermedium.
DE3177152D1 (de) Magnetisches speichermedium.
DE68928712D1 (de) Magneto-optisches Speichermedium
FR2547445B1 (fr) Support d'enregistrement magneto-optique
DE3685219D1 (de) Magnetisches speichermedium.
DE3588236D1 (de) Magnetooptisches Speicherelement
FR2476892B1 (fr) Support de memorisation magneto-optique
BE892699A (fr) Support de milieu de culture prefabrique
BE891714A (fr) Milieu de stockage d'energie
FR2560419B1 (fr) Milieu d'enregistrement magneto-optique
DK154037C (da) Oplagringsanlaeg
KR850010660U (ko) 저장고
FR2543725B1 (fr) Support d'enregistrement magneto-optique
DE3583291D1 (de) Optisches speichermedium.
DE3273164D1 (en) Optical storage medium
GB2181263B (en) Optical storage medium
EP0130364A3 (en) Optical information storage medium
FR2550647B1 (fr) Milieu de stockage magneto-optique
DE3560691D1 (en) Magnetic storage medium
DK492685A (da) Middel massegodsbeholdere
DK245381A (da) Varmelagringsmedium samt varmelagringssystem omfattende varmelagringsmediet
FR2529366B1 (fr) Milieu d'enregistrement magnetique
GB8423535D0 (en) Optical storage medium
FR2555348B1 (fr) Milieu d'enregistrement magnetique

Legal Events

Date Code Title Description
ST Notification of lapse
R1 Appeal
DS Decision of the director general to state about an appeal