JPS60205847A - 情報記録再生装置 - Google Patents

情報記録再生装置

Info

Publication number
JPS60205847A
JPS60205847A JP6293984A JP6293984A JPS60205847A JP S60205847 A JPS60205847 A JP S60205847A JP 6293984 A JP6293984 A JP 6293984A JP 6293984 A JP6293984 A JP 6293984A JP S60205847 A JPS60205847 A JP S60205847A
Authority
JP
Japan
Prior art keywords
magnet
information
disk
permanent magnet
recorded
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.)
Granted
Application number
JP6293984A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0514976B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Makoto Yomo
誠 四方
Yutaka Hara
裕 原
Hiroshi Sonobe
啓 園部
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP6293984A priority Critical patent/JPS60205847A/ja
Publication of JPS60205847A publication Critical patent/JPS60205847A/ja
Publication of JPH0514976B2 publication Critical patent/JPH0514976B2/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
JP6293984A 1984-03-30 1984-03-30 情報記録再生装置 Granted JPS60205847A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6293984A JPS60205847A (ja) 1984-03-30 1984-03-30 情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6293984A JPS60205847A (ja) 1984-03-30 1984-03-30 情報記録再生装置

Publications (2)

Publication Number Publication Date
JPS60205847A true JPS60205847A (ja) 1985-10-17
JPH0514976B2 JPH0514976B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-02-26

Family

ID=13214771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6293984A Granted JPS60205847A (ja) 1984-03-30 1984-03-30 情報記録再生装置

Country Status (1)

Country Link
JP (1) JPS60205847A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100524896B1 (ko) * 1998-02-27 2005-12-21 삼성전자주식회사 하드디스크 드라이브의 서보라이터 소거방법 및 그 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100524896B1 (ko) * 1998-02-27 2005-12-21 삼성전자주식회사 하드디스크 드라이브의 서보라이터 소거방법 및 그 장치

Also Published As

Publication number Publication date
JPH0514976B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-02-26

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