JPH0381211B2 - - Google Patents

Info

Publication number
JPH0381211B2
JPH0381211B2 JP11462481A JP11462481A JPH0381211B2 JP H0381211 B2 JPH0381211 B2 JP H0381211B2 JP 11462481 A JP11462481 A JP 11462481A JP 11462481 A JP11462481 A JP 11462481A JP H0381211 B2 JPH0381211 B2 JP H0381211B2
Authority
JP
Japan
Prior art keywords
recording
light beam
optical
magneto
reproducing
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
JP11462481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5817546A (ja
Inventor
Tsuneo Yanagida
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.)
Olympus Corp
Original Assignee
Olympus Optical Co 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP11462481A priority Critical patent/JPS5817546A/ja
Publication of JPS5817546A publication Critical patent/JPS5817546A/ja
Publication of JPH0381211B2 publication Critical patent/JPH0381211B2/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

  • Optical Recording Or Reproduction (AREA)
JP11462481A 1981-07-22 1981-07-22 光磁気記録再生装置 Granted JPS5817546A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11462481A JPS5817546A (ja) 1981-07-22 1981-07-22 光磁気記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11462481A JPS5817546A (ja) 1981-07-22 1981-07-22 光磁気記録再生装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP18578393A Division JPH0792943B2 (ja) 1993-07-28 1993-07-28 光磁気記録再生装置
JP18578293A Division JPH076447A (ja) 1993-07-28 1993-07-28 光磁気記録再生装置

Publications (2)

Publication Number Publication Date
JPS5817546A JPS5817546A (ja) 1983-02-01
JPH0381211B2 true JPH0381211B2 (en]) 1991-12-27

Family

ID=14642507

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11462481A Granted JPS5817546A (ja) 1981-07-22 1981-07-22 光磁気記録再生装置

Country Status (1)

Country Link
JP (1) JPS5817546A (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS615447A (ja) * 1984-06-19 1986-01-11 Matsushita Electric Ind Co Ltd 消去可納な光学的記録再生装置
JPS615443A (ja) * 1984-06-19 1986-01-11 Matsushita Electric Ind Co Ltd 光学的記録再生装置
JPH0664767B2 (ja) * 1984-10-12 1994-08-22 株式会社東芝 光情報記録方法及び光情報記録装置
US5517471A (en) * 1992-01-06 1996-05-14 Canon Kabushiki Kaisha Method and apparatus for verifying recording data and for determining recording error using a detected light amount
JP2001023190A (ja) * 1999-07-07 2001-01-26 Sony Corp 露光装置、露光方法、光ディスク装置、及び記録及び／又は再生方法

Also Published As

Publication number Publication date
JPS5817546A (ja) 1983-02-01

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