JPH0456362B2 - - Google Patents

Info

Publication number
JPH0456362B2
JPH0456362B2 JP10640183A JP10640183A JPH0456362B2 JP H0456362 B2 JPH0456362 B2 JP H0456362B2 JP 10640183 A JP10640183 A JP 10640183A JP 10640183 A JP10640183 A JP 10640183A JP H0456362 B2 JPH0456362 B2 JP H0456362B2
Authority
JP
Japan
Prior art keywords
magneto
magnetic field
optical
magnetic
optical disk
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
JP10640183A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59231704A (ja
Inventor
Koichi Ogawa
Toshihiko Iwamoto
Junichi Ichihara
Akio Nimata
Yasuyuki Ozawa
Shigeru Arai
Akira Minami
Masaharu Moritsugu
Shinji Okada
Minoru Fujino
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP10640183A priority Critical patent/JPS59231704A/ja
Publication of JPS59231704A publication Critical patent/JPS59231704A/ja
Publication of JPH0456362B2 publication Critical patent/JPH0456362B2/ja
Granted 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

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)
JP10640183A 1983-06-13 1983-06-13 光磁気デイスクのバイアス磁界印加装置 Granted JPS59231704A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10640183A JPS59231704A (ja) 1983-06-13 1983-06-13 光磁気デイスクのバイアス磁界印加装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10640183A JPS59231704A (ja) 1983-06-13 1983-06-13 光磁気デイスクのバイアス磁界印加装置

Publications (2)

Publication Number Publication Date
JPS59231704A JPS59231704A (ja) 1984-12-26
JPH0456362B2 true JPH0456362B2 (enrdf_load_stackoverflow) 1992-09-08

Family

ID=14432661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10640183A Granted JPS59231704A (ja) 1983-06-13 1983-06-13 光磁気デイスクのバイアス磁界印加装置

Country Status (1)

Country Link
JP (1) JPS59231704A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH077535B2 (ja) * 1986-07-30 1995-01-30 キヤノン株式会社 光磁気記録装置

Also Published As

Publication number Publication date
JPS59231704A (ja) 1984-12-26

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