NL8601069A - Magneto-optisch registratiemedium. - Google Patents
Magneto-optisch registratiemedium. Download PDFInfo
- Publication number
- NL8601069A NL8601069A NL8601069A NL8601069A NL8601069A NL 8601069 A NL8601069 A NL 8601069A NL 8601069 A NL8601069 A NL 8601069A NL 8601069 A NL8601069 A NL 8601069A NL 8601069 A NL8601069 A NL 8601069A
- Authority
- NL
- Netherlands
- Prior art keywords
- magneto
- recording medium
- magnetic
- optical recording
- film
- Prior art date
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
- H01F10/13—Amorphous metallic alloys, e.g. glassy metals
- H01F10/133—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9668785 | 1985-05-09 | ||
| JP9668785A JPS61255546A (ja) | 1985-05-09 | 1985-05-09 | 光磁気記録媒体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8601069A true NL8601069A (nl) | 1986-12-01 |
Family
ID=14171702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8601069A NL8601069A (nl) | 1985-05-09 | 1986-04-25 | Magneto-optisch registratiemedium. |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS61255546A (es) |
| GB (1) | GB2175160A (es) |
| NL (1) | NL8601069A (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61265756A (ja) * | 1985-05-20 | 1986-11-25 | Pioneer Electronic Corp | 光磁気記録媒体 |
| US5265073A (en) * | 1987-03-13 | 1993-11-23 | Canon Kabushiki Kaisha | Overwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the same |
| EP0310680A4 (en) * | 1987-04-17 | 1990-10-03 | Mitsui Petrochemical Industries, Ltd. | Photomagnetic recording membrane |
| CA1303739C (en) * | 1987-06-02 | 1992-06-16 | Fred W. Spong | Magneto-optic records |
| EP0331737B1 (en) * | 1987-08-08 | 1996-06-05 | Mitsui Petrochemical Industries, Ltd. | Photomagnetic recording medium |
| DE3884345D1 (de) * | 1987-10-30 | 1993-10-28 | Hoechst Ag | Amorphes magnetooptisches Aufzeichnungsmaterial. |
| JP2673807B2 (ja) * | 1987-10-30 | 1997-11-05 | パイオニア株式会社 | 光磁気記録媒体の製造方法 |
| DE3803000A1 (de) * | 1988-02-02 | 1989-08-10 | Basf Ag | Flaechenfoermiges, mehrschichtiges magneto-optisches aufzeichnungsmaterial |
| JPH0254448A (ja) * | 1988-08-18 | 1990-02-23 | Nec Corp | 光磁気ディスク媒体 |
| MY104246A (en) * | 1988-10-20 | 1994-02-28 | Mitsui Chemicals Inc | Magnetooptical recording media. |
| DE3904611A1 (de) * | 1989-02-16 | 1990-08-23 | Hoechst Ag | Magnetooptische schicht und verfahren zu ihrer herstellung |
| DE4137427C1 (es) * | 1991-11-14 | 1993-01-14 | Hoechst Ag, 6230 Frankfurt, De |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61117749A (ja) * | 1984-11-13 | 1986-06-05 | Seiko Instr & Electronics Ltd | 光磁気記録媒体 |
-
1985
- 1985-05-09 JP JP9668785A patent/JPS61255546A/ja active Pending
-
1986
- 1986-04-25 NL NL8601069A patent/NL8601069A/nl not_active Application Discontinuation
- 1986-05-06 GB GB08610978A patent/GB2175160A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2175160A (en) | 1986-11-19 |
| GB2175160B (es) | 1989-08-16 |
| JPS61255546A (ja) | 1986-11-13 |
| GB8610978D0 (en) | 1986-06-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1A | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BV | The patent application has lapsed |