JPS63239636A - 光磁気記録媒体及び光磁気記録方法 - Google Patents

光磁気記録媒体及び光磁気記録方法

Info

Publication number
JPS63239636A
JPS63239636A JP7172187A JP7172187A JPS63239636A JP S63239636 A JPS63239636 A JP S63239636A JP 7172187 A JP7172187 A JP 7172187A JP 7172187 A JP7172187 A JP 7172187A JP S63239636 A JPS63239636 A JP S63239636A
Authority
JP
Japan
Prior art keywords
magnetic layer
magnetic
recording
layer
magneto
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
JP7172187A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0522302B2 (enrdf_load_stackoverflow
Inventor
Yoichi Osato
陽一 大里
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 JP7172187A priority Critical patent/JPS63239636A/ja
Publication of JPS63239636A publication Critical patent/JPS63239636A/ja
Publication of JPH0522302B2 publication Critical patent/JPH0522302B2/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
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
    • 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

  • Recording Or Reproducing By Magnetic Means (AREA)
JP7172187A 1987-03-27 1987-03-27 光磁気記録媒体及び光磁気記録方法 Granted JPS63239636A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7172187A JPS63239636A (ja) 1987-03-27 1987-03-27 光磁気記録媒体及び光磁気記録方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7172187A JPS63239636A (ja) 1987-03-27 1987-03-27 光磁気記録媒体及び光磁気記録方法

Publications (2)

Publication Number Publication Date
JPS63239636A true JPS63239636A (ja) 1988-10-05
JPH0522302B2 JPH0522302B2 (enrdf_load_stackoverflow) 1993-03-29

Family

ID=13468669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7172187A Granted JPS63239636A (ja) 1987-03-27 1987-03-27 光磁気記録媒体及び光磁気記録方法

Country Status (1)

Country Link
JP (1) JPS63239636A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01241051A (ja) * 1988-03-19 1989-09-26 Fujitsu Ltd 光磁気記録媒体
FR2683074A1 (fr) * 1991-06-28 1993-04-30 Toshiba Kk Element en forme de disque dont la partie de memorisation de donnees comporte des zones en nervure et des zones en rainure, et appareil de lecture-ecriture utilisant cet element.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01241051A (ja) * 1988-03-19 1989-09-26 Fujitsu Ltd 光磁気記録媒体
FR2683074A1 (fr) * 1991-06-28 1993-04-30 Toshiba Kk Element en forme de disque dont la partie de memorisation de donnees comporte des zones en nervure et des zones en rainure, et appareil de lecture-ecriture utilisant cet element.

Also Published As

Publication number Publication date
JPH0522302B2 (enrdf_load_stackoverflow) 1993-03-29

Similar Documents

Publication Publication Date Title
JPS63239637A (ja) 光磁気記録媒体およびその記録方法
JPH0522303B2 (enrdf_load_stackoverflow)
JP2703587B2 (ja) 光磁気記録媒体および記録方法
JPH0395745A (ja) 光磁気記録方法及び記録装置
JPS63155449A (ja) 光磁気記録方法
JPS63205835A (ja) 光磁気記録媒体及び光磁気記録方法
JPS6348637A (ja) 光磁気記録媒体及び光磁気記録方法
JPS63239636A (ja) 光磁気記録媒体及び光磁気記録方法
JPS63237238A (ja) 光磁気記録媒体および光磁気記録方法
JPS63153752A (ja) 光磁気記録媒体及びその記録方法
JPS63195845A (ja) 光磁気記録媒体及び光磁気記録方法
JPH0535498B2 (enrdf_load_stackoverflow)
JP2555272B2 (ja) 光磁気記録再生方法
JP2589453B2 (ja) 光磁気記録方法
JPS63224054A (ja) 光磁気記録媒体の製造方法
JPS63133338A (ja) 光磁気記録方法
JPS63193351A (ja) 光磁気記録媒体及び記録方式
JPS63237242A (ja) 光磁気記録方式
JP2674815B2 (ja) 光磁気記録方法
JPH0522300B2 (enrdf_load_stackoverflow)
JP2589451B2 (ja) 光磁気記録再生装置
JPS63191338A (ja) 光磁気記録媒体及び記録方式
JPS63225944A (ja) 光磁気記録媒体及び記録方式
JPS63237236A (ja) 光磁気記録媒体
JPS63224053A (ja) 光磁気記録媒体およびその記録方法

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term