JPS61255546A - 光磁気記録媒体 - Google Patents

光磁気記録媒体

Info

Publication number
JPS61255546A
JPS61255546A JP9668785A JP9668785A JPS61255546A JP S61255546 A JPS61255546 A JP S61255546A JP 9668785 A JP9668785 A JP 9668785A JP 9668785 A JP9668785 A JP 9668785A JP S61255546 A JPS61255546 A JP S61255546A
Authority
JP
Japan
Prior art keywords
magnetic
recording medium
film
magneto
thin film
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.)
Pending
Application number
JP9668785A
Other languages
English (en)
Japanese (ja)
Inventor
Shinsuke Tanaka
信介 田中
Osatake Imamura
今村　修武
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.)
KDDI Corp
Original Assignee
Kokusai Denshin Denwa KK
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 Kokusai Denshin Denwa KK filed Critical Kokusai Denshin Denwa KK
Priority to JP9668785A priority Critical patent/JPS61255546A/ja
Priority to NL8601069A priority patent/NL8601069A/nl
Priority to GB08610978A priority patent/GB2175160A/en
Publication of JPS61255546A publication Critical patent/JPS61255546A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01F10/13—Amorphous metallic alloys, e.g. glassy metals
    • H01F10/133—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
JP9668785A 1985-05-09 1985-05-09 光磁気記録媒体 Pending JPS61255546A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9668785A JPS61255546A (ja) 1985-05-09 1985-05-09 光磁気記録媒体
NL8601069A NL8601069A (nl) 1985-05-09 1986-04-25 Magneto-optisch registratiemedium.
GB08610978A GB2175160A (en) 1985-05-09 1986-05-06 Magneto-optical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9668785A JPS61255546A (ja) 1985-05-09 1985-05-09 光磁気記録媒体

Publications (1)

Publication Number Publication Date
JPS61255546A true JPS61255546A (ja) 1986-11-13

Family

ID=14171702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9668785A Pending JPS61255546A (ja) 1985-05-09 1985-05-09 光磁気記録媒体

Country Status (3)

Country Link
JP (1) JPS61255546A (enrdf_load_stackoverflow)
GB (1) GB2175160A (enrdf_load_stackoverflow)
NL (1) NL8601069A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61265756A (ja) * 1985-05-20 1986-11-25 Pioneer Electronic Corp 光磁気記録媒体
WO1989001687A1 (en) * 1987-08-08 1989-02-23 Mitsui Petrochemical Industries, Ltd. Photomagnetic recording medium
JPH0254448A (ja) * 1988-08-18 1990-02-23 Nec Corp 光磁気ディスク媒体
US5265073A (en) * 1987-03-13 1993-11-23 Canon Kabushiki Kaisha Overwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the same

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0310680A4 (en) * 1987-04-17 1990-10-03 Mitsui Petrochemical Industries, Ltd. Photomagnetic recording membrane
CA1303739C (en) * 1987-06-02 1992-06-16 Fred W. Spong Magneto-optic records
JP2673807B2 (ja) * 1987-10-30 1997-11-05 パイオニア株式会社 光磁気記録媒体の製造方法
DE3884345D1 (de) * 1987-10-30 1993-10-28 Hoechst Ag Amorphes magnetooptisches Aufzeichnungsmaterial.
DE3803000A1 (de) * 1988-02-02 1989-08-10 Basf Ag Flaechenfoermiges, mehrschichtiges magneto-optisches aufzeichnungsmaterial
DE3904611A1 (de) * 1989-02-16 1990-08-23 Hoechst Ag Magnetooptische schicht und verfahren zu ihrer herstellung
DE4137427C1 (enrdf_load_stackoverflow) * 1991-11-14 1993-01-14 Hoechst Ag, 6230 Frankfurt, De

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61117749A (ja) * 1984-11-13 1986-06-05 Seiko Instr & Electronics Ltd 光磁気記録媒体

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61117749A (ja) * 1984-11-13 1986-06-05 Seiko Instr & Electronics Ltd 光磁気記録媒体

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61265756A (ja) * 1985-05-20 1986-11-25 Pioneer Electronic Corp 光磁気記録媒体
US5265073A (en) * 1987-03-13 1993-11-23 Canon Kabushiki Kaisha Overwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the same
WO1989001687A1 (en) * 1987-08-08 1989-02-23 Mitsui Petrochemical Industries, Ltd. Photomagnetic recording medium
JPH0254448A (ja) * 1988-08-18 1990-02-23 Nec Corp 光磁気ディスク媒体

Also Published As

Publication number Publication date
GB2175160A (en) 1986-11-19
NL8601069A (nl) 1986-12-01
GB8610978D0 (en) 1986-06-11
GB2175160B (enrdf_load_stackoverflow) 1989-08-16

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