JPH0547918B2 - - Google Patents
Info
- Publication number
- JPH0547918B2 JPH0547918B2 JP3172384A JP3172384A JPH0547918B2 JP H0547918 B2 JPH0547918 B2 JP H0547918B2 JP 3172384 A JP3172384 A JP 3172384A JP 3172384 A JP3172384 A JP 3172384A JP H0547918 B2 JPH0547918 B2 JP H0547918B2
- Authority
- JP
- Japan
- Prior art keywords
- servo
- magnetic
- medium layer
- magnetic medium
- pattern
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 230000007547 defect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 229910020630 Co Ni Inorganic materials 0.000 description 2
- 229910002440 Co–Ni Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- -1 Co-p Inorganic materials 0.000 description 1
- 229910020707 Co—Pt Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3172384A JPS60177483A (ja) | 1984-02-22 | 1984-02-22 | ベリ−ドサ−ボ方式用磁気２重層デイスクのサ−ボパタ−ン作製方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3172384A JPS60177483A (ja) | 1984-02-22 | 1984-02-22 | ベリ−ドサ−ボ方式用磁気２重層デイスクのサ−ボパタ−ン作製方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60177483A JPS60177483A (ja) | 1985-09-11 |
| JPH0547918B2 true JPH0547918B2 (enrdf_load_stackoverflow) | 1993-07-20 |
Family
ID=12338960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3172384A Granted JPS60177483A (ja) | 1984-02-22 | 1984-02-22 | ベリ−ドサ−ボ方式用磁気２重層デイスクのサ−ボパタ−ン作製方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60177483A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4684547A (en) * | 1985-12-27 | 1987-08-04 | International Business Machines Corporation | Format patterning method for magnetic recording media |
| JPS62232720A (ja) * | 1986-04-02 | 1987-10-13 | Nec Corp | 磁気記録媒体及びその製造方法 |
| JPS62252514A (ja) * | 1986-04-25 | 1987-11-04 | Brother Ind Ltd | 磁気記録装置の磁気ヘツド位置決定装置 |
| WO2003019540A1 (fr) * | 2001-08-23 | 2003-03-06 | Hitachi, Ltd. | Support a disques magnetiques, procede de production associe et dispositif d'enregistrement magnetique |
| JP3918003B2 (ja) | 2005-03-10 | 2007-05-23 | Ｔｄｋ株式会社 | 磁気記録媒体、記録再生装置およびスタンパー |
-
1984
- 1984-02-22 JP JP3172384A patent/JPS60177483A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60177483A (ja) | 1985-09-11 |
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