JPH051536B2 - - Google Patents

Info

Publication number
JPH051536B2
JPH051536B2 JP59154055A JP15405584A JPH051536B2 JP H051536 B2 JPH051536 B2 JP H051536B2 JP 59154055 A JP59154055 A JP 59154055A JP 15405584 A JP15405584 A JP 15405584A JP H051536 B2 JPH051536 B2 JP H051536B2
Authority
JP
Japan
Prior art keywords
layer
substrate
optical recording
recording medium
protective
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 - Lifetime
Application number
JP59154055A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6134745A (ja
Inventor
Hiroshi Komata
Masaaki Matsushima
Katsuhide Tamura
Katsuhiko Takano
Yoshiaki Suzuki
Eizo Sasamori
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 JP15405584A priority Critical patent/JPS6134745A/ja
Publication of JPS6134745A publication Critical patent/JPS6134745A/ja
Publication of JPH051536B2 publication Critical patent/JPH051536B2/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
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • 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 Record Carriers And Manufacture Thereof (AREA)
JP15405584A 1984-07-26 1984-07-26 光学的記録媒体 Granted JPS6134745A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15405584A JPS6134745A (ja) 1984-07-26 1984-07-26 光学的記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15405584A JPS6134745A (ja) 1984-07-26 1984-07-26 光学的記録媒体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP5345857A Division JPH07176078A (ja) 1993-12-24 1993-12-24 光学的記録媒体

Publications (2)

Publication Number Publication Date
JPS6134745A JPS6134745A (ja) 1986-02-19
JPH051536B2 true JPH051536B2 (en]) 1993-01-08

Family

ID=15575923

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15405584A Granted JPS6134745A (ja) 1984-07-26 1984-07-26 光学的記録媒体

Country Status (1)

Country Link
JP (1) JPS6134745A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2526864B2 (ja) * 1986-04-16 1996-08-21 ソニー株式会社 光学記録媒体
TWI308749B (en) 2002-03-07 2009-04-11 Fuji Corp Optically information-recording medium
US20070190242A1 (en) * 2004-03-15 2007-08-16 Morio Tomiyama Multi-layer information recording medium and method for manufacturing the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57172547A (en) * 1981-04-17 1982-10-23 Toshiba Corp Information storage medium
JPS57172545A (en) * 1981-04-16 1982-10-23 Toshiba Corp Information storage medium
JPS5852652U (ja) * 1981-10-06 1983-04-09 キヤノン株式会社 光熱磁気記録媒体
JPS5977647A (ja) * 1982-10-26 1984-05-04 Matsushita Electric Ind Co Ltd 光学式円盤
JPS59152255A (ja) * 1983-02-18 1984-08-30 松原　十四生 多泡性耐熱断熱材の製作方法
JPS60113343A (ja) * 1983-11-24 1985-06-19 Fujitsu Ltd 光ディスク

Also Published As

Publication number Publication date
JPS6134745A (ja) 1986-02-19

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term