KR950005965B1 - 광자기 기록 매체 - Google Patents
광자기 기록 매체 Download PDFInfo
- Publication number
- KR950005965B1 KR950005965B1 KR1019930002689A KR930002689A KR950005965B1 KR 950005965 B1 KR950005965 B1 KR 950005965B1 KR 1019930002689 A KR1019930002689 A KR 1019930002689A KR 930002689 A KR930002689 A KR 930002689A KR 950005965 B1 KR950005965 B1 KR 950005965B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- recording
- magneto
- magnetic field
- recording medium
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
Abstract
Description
Claims (2)
- 기판상에 보호막/기록막/보호막/반사막의 적층구조를 갖는 광자기 기록매체에 있어서, 기록막의 조성이 (TbDy)28-x(FeCo)72Crx이고, X는 5-12at%인 것을 특징으로 하는 광자기 기록매체.
- 제1항에 있어서, 기록막의 두께 100-300Å임을 특징으로 하는 광자기 기록매체.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930002689A KR950005965B1 (ko) | 1993-02-25 | 1993-02-25 | 광자기 기록 매체 |
JP6053225A JPH06318346A (ja) | 1993-02-25 | 1994-02-25 | 光磁気記録媒体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930002689A KR950005965B1 (ko) | 1993-02-25 | 1993-02-25 | 광자기 기록 매체 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940020331A KR940020331A (ko) | 1994-09-16 |
KR950005965B1 true KR950005965B1 (ko) | 1995-06-07 |
Family
ID=19351244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930002689A Expired - Fee Related KR950005965B1 (ko) | 1993-02-25 | 1993-02-25 | 광자기 기록 매체 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH06318346A (ko) |
KR (1) | KR950005965B1 (ko) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0782943B2 (ja) * | 1984-05-04 | 1995-09-06 | 株式会社リコー | 非晶質磁気光学層 |
JPS6289254A (ja) * | 1985-10-16 | 1987-04-23 | Sumitomo Metal Mining Co Ltd | 光磁気記録媒体 |
JPH06187681A (ja) * | 1992-12-16 | 1994-07-08 | Ricoh Co Ltd | 光磁気記録媒体 |
-
1993
- 1993-02-25 KR KR1019930002689A patent/KR950005965B1/ko not_active Expired - Fee Related
-
1994
- 1994-02-25 JP JP6053225A patent/JPH06318346A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR940020331A (ko) | 1994-09-16 |
JPH06318346A (ja) | 1994-11-15 |
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