JPS6134745A - 光学的記録媒体 - Google Patents

光学的記録媒体

Info

Publication number
JPS6134745A
JPS6134745A JP15405584A JP15405584A JPS6134745A JP S6134745 A JPS6134745 A JP S6134745A JP 15405584 A JP15405584 A JP 15405584A JP 15405584 A JP15405584 A JP 15405584A JP S6134745 A JPS6134745 A JP S6134745A
Authority
JP
Japan
Prior art keywords
layer
substrate
protective
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.)
Granted
Application number
JP15405584A
Other languages
English (en)
Japanese (ja)
Other versions
JPH051536B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Komata
小俣　宏志
Masaaki Matsushima
正明 松島
Katsuhide Tamura
田村　勝秀
Katsuhiko Takano
勝彦 高野
Yoshiaki Suzuki
良明 鈴木
Eizo Sasamori
笹森　栄造
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 true JPS6134745A (ja) 1986-02-19
JPH051536B2 JPH051536B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62245549A (ja) * 1986-04-16 1987-10-26 Sony Corp 光学記録媒体
WO2005088629A1 (ja) * 2004-03-15 2005-09-22 Matsushita Electric Industrial Co., Ltd. 多層情報記録媒体及びその製造方法
US6959446B2 (en) 2002-03-07 2005-10-25 Fuji Photo Film Co., Ltd. Optical information recording medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57172545A (en) * 1981-04-16 1982-10-23 Toshiba Corp Information storage medium
JPS57172547A (en) * 1981-04-17 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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57172545A (en) * 1981-04-16 1982-10-23 Toshiba Corp Information storage medium
JPS57172547A (en) * 1981-04-17 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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62245549A (ja) * 1986-04-16 1987-10-26 Sony Corp 光学記録媒体
US6959446B2 (en) 2002-03-07 2005-10-25 Fuji Photo Film Co., Ltd. Optical information recording medium
US6961951B2 (en) 2002-03-07 2005-11-01 Fuji Photo Film Co., Ltd. Optical information recording medium
EP1343159A3 (en) * 2002-03-07 2007-01-24 Fuji Photo Film Co., Ltd. Optical information recording medium
US7305690B2 (en) 2002-03-07 2007-12-04 Fujifilm Corporation Optical information recording medium
WO2005088629A1 (ja) * 2004-03-15 2005-09-22 Matsushita Electric Industrial Co., Ltd. 多層情報記録媒体及びその製造方法

Also Published As

Publication number Publication date
JPH051536B2 (enrdf_load_stackoverflow) 1993-01-08

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term