JPS5972641A - 磁気記録媒体 - Google Patents
磁気記録媒体Info
- Publication number
- JPS5972641A JPS5972641A JP57183216A JP18321682A JPS5972641A JP S5972641 A JPS5972641 A JP S5972641A JP 57183216 A JP57183216 A JP 57183216A JP 18321682 A JP18321682 A JP 18321682A JP S5972641 A JPS5972641 A JP S5972641A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- layer
- guard band
- tracks
- 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
Links
- 238000005530 etching Methods 0.000 claims abstract description 4
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 3
- 230000004907 flux Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 abstract description 3
- 238000009738 saturating Methods 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- -1 phosphorus compound Chemical class 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
- G11B5/676—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers having magnetic layers separated by a nonmagnetic layer, e.g. antiferromagnetic layer, Cu layer or coupling layer
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57183216A JPS5972641A (ja) | 1982-10-19 | 1982-10-19 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57183216A JPS5972641A (ja) | 1982-10-19 | 1982-10-19 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5972641A true JPS5972641A (ja) | 1984-04-24 |
| JPS6325407B2 JPS6325407B2 (enrdf_load_stackoverflow) | 1988-05-25 |
Family
ID=16131809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57183216A Granted JPS5972641A (ja) | 1982-10-19 | 1982-10-19 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5972641A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56148735A (en) * | 1980-04-21 | 1981-11-18 | Matsushita Electric Ind Co Ltd | Magnetic disc |
-
1982
- 1982-10-19 JP JP57183216A patent/JPS5972641A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56148735A (en) * | 1980-04-21 | 1981-11-18 | Matsushita Electric Ind Co Ltd | Magnetic disc |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6325407B2 (enrdf_load_stackoverflow) | 1988-05-25 |
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