JP2008310958A - 磁気記録媒体、記録再生装置およびスタンパー - Google Patents
磁気記録媒体、記録再生装置およびスタンパー Download PDFInfo
- Publication number
- JP2008310958A JP2008310958A JP2008249420A JP2008249420A JP2008310958A JP 2008310958 A JP2008310958 A JP 2008310958A JP 2008249420 A JP2008249420 A JP 2008249420A JP 2008249420 A JP2008249420 A JP 2008249420A JP 2008310958 A JP2008310958 A JP 2008310958A
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- area
- convex
- servo
- concave
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 56
- 238000000034 method Methods 0.000 claims description 27
- 239000000758 substrate Substances 0.000 claims description 24
- 239000000696 magnetic material Substances 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 22
- 230000000295 complement effect Effects 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 125
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 38
- 230000002093 peripheral effect Effects 0.000 description 30
- 239000011521 glass Substances 0.000 description 20
- 239000011347 resin Substances 0.000 description 20
- 229920005989 resin Polymers 0.000 description 20
- 238000005530 etching Methods 0.000 description 19
- 229910052759 nickel Inorganic materials 0.000 description 19
- 238000001312 dry etching Methods 0.000 description 9
- 238000004544 sputter deposition Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 239000000956 alloy Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 238000010884 ion-beam technique Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910019222 CoCrPt Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000010952 cobalt-chrome Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008249420A JP2008310958A (ja) | 2008-09-29 | 2008-09-29 | 磁気記録媒体、記録再生装置およびスタンパー |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008249420A JP2008310958A (ja) | 2008-09-29 | 2008-09-29 | 磁気記録媒体、記録再生装置およびスタンパー |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005028853A Division JP2006216171A (ja) | 2005-02-04 | 2005-02-04 | 磁気記録媒体、記録再生装置およびスタンパー |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008310958A true JP2008310958A (ja) | 2008-12-25 |
| JP2008310958A5 JP2008310958A5 (enExample) | 2009-03-12 |
Family
ID=40238411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008249420A Pending JP2008310958A (ja) | 2008-09-29 | 2008-09-29 | 磁気記録媒体、記録再生装置およびスタンパー |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2008310958A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129211A (ja) * | 2009-12-18 | 2011-06-30 | Showa Denko Kk | 磁気記録媒体の製造方法及び磁気記録再生装置 |
-
2008
- 2008-09-29 JP JP2008249420A patent/JP2008310958A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129211A (ja) * | 2009-12-18 | 2011-06-30 | Showa Denko Kk | 磁気記録媒体の製造方法及び磁気記録再生装置 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7636215B2 (en) | Magnetic recording medium, recording/reproducing apparatus, and method of manufacturing a magnetic recording medium | |
| JP4299873B2 (ja) | 記録再生装置 | |
| JP3918003B2 (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| US20090034115A1 (en) | Magnetic recording medium, recording /reproducing apparatus, and stamper | |
| US7864485B2 (en) | Magnetic recording medium, recording and reproducing device, magnetic recording medium-magnetizing method, and magnetic recording medium-magnetizing device | |
| JP2007172691A (ja) | 磁気記録媒体、スタンパー、記録再生装置およびパラメータ測定方法 | |
| JP4601980B2 (ja) | 情報記録媒体 | |
| JP4218896B2 (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| US7474506B2 (en) | Magnetic recording medium, recording/reproducing apparatus, and stamper | |
| JP2006099930A (ja) | 情報記録媒体、記録再生装置およびスタンパー | |
| JP4487848B2 (ja) | 情報記録媒体、記録再生装置およびスタンパー | |
| CN100433135C (zh) | 磁记录介质，磁记录介质的基底和磁记录装置 | |
| JP2008310958A (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| JP4185953B2 (ja) | 磁気記録媒体、記録再生装置および磁気記録媒体製造用スタンパー | |
| US7746598B2 (en) | Information recording medium and recording/reproducing apparatus | |
| JP3999797B2 (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| JP2007287322A (ja) | 情報記録媒体および記録再生装置 | |
| JP2009266363A (ja) | 情報記録媒体および記録再生装置 | |
| JP2008310957A (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| JP4600388B2 (ja) | 磁気記録媒体、記録再生装置およびスタンパー | |
| JP4600109B2 (ja) | スタンパーの製造方法および情報記録媒体の製造方法 | |
| JP2009163783A (ja) | 情報記録媒体、記録再生装置およびスタンパー | |
| JP4628272B2 (ja) | 記録再生装置 | |
| JP2010182376A (ja) | 磁気記録媒体、記録再生装置およびスタンパー |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20081021 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20081021 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090123 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20091124 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100122 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20100309 |