JPS6255222B2 - - Google Patents

Info

Publication number
JPS6255222B2
JPS6255222B2 JP12376580A JP12376580A JPS6255222B2 JP S6255222 B2 JPS6255222 B2 JP S6255222B2 JP 12376580 A JP12376580 A JP 12376580A JP 12376580 A JP12376580 A JP 12376580A JP S6255222 B2 JPS6255222 B2 JP S6255222B2
Authority
JP
Japan
Prior art keywords
light
magneto
polarized light
recording medium
optical recording
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
JP12376580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5750329A (en
Inventor
Seiji Nishino
Masahiro Orukawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12376580A priority Critical patent/JPS5750329A/ja
Publication of JPS5750329A publication Critical patent/JPS5750329A/ja
Publication of JPS6255222B2 publication Critical patent/JPS6255222B2/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
    • G11B11/10532—Heads

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP12376580A 1980-09-05 1980-09-05 Optical reproducing device Granted JPS5750329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12376580A JPS5750329A (en) 1980-09-05 1980-09-05 Optical reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12376580A JPS5750329A (en) 1980-09-05 1980-09-05 Optical reproducing device

Publications (2)

Publication Number Publication Date
JPS5750329A JPS5750329A (en) 1982-03-24
JPS6255222B2 true JPS6255222B2 (de) 1987-11-18

Family

ID=14868718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12376580A Granted JPS5750329A (en) 1980-09-05 1980-09-05 Optical reproducing device

Country Status (1)

Country Link
JP (1) JPS5750329A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59101050A (ja) * 1982-12-02 1984-06-11 Sony Corp 再生装置
EP0129605A4 (de) * 1982-12-23 1987-01-22 Sony Corp Thermomagnetisches optisches aufzeichnungsverfahren.
EP0156058A3 (de) * 1983-08-06 1986-01-29 Brother Kogyo Kabushiki Kaisha Gerät für magneto-optische Ablesung
JPH0685218B2 (ja) * 1983-08-06 1994-10-26 ブラザー工業株式会社 光磁気再生装置
JP2641422B2 (ja) * 1985-04-09 1997-08-13 松下電器産業株式会社 光学式再生装置

Also Published As

Publication number Publication date
JPS5750329A (en) 1982-03-24

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