SG113464A1 - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- SG113464A1 SG113464A1 SG200302775A SG200302775A SG113464A1 SG 113464 A1 SG113464 A1 SG 113464A1 SG 200302775 A SG200302775 A SG 200302775A SG 200302775 A SG200302775 A SG 200302775A SG 113464 A1 SG113464 A1 SG 113464A1
- Authority
- SG
- Singapore
- Prior art keywords
- recording medium
- magnetic recording
- magnetic
- medium
- recording
- Prior art date
Links
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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/7368—Non-polymeric layer under the lowermost magnetic recording layer
- G11B5/7369—Two or more non-magnetic underlayers, e.g. seed layers or barrier layers
-
- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0059780A KR100464318B1 (ko) | 2002-10-01 | 2002-10-01 | 자기기록매체 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG113464A1 true SG113464A1 (en) | 2005-08-29 |
Family
ID=32064892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200302775A SG113464A1 (en) | 2002-10-01 | 2003-05-19 | Magnetic recording medium |
Country Status (5)
Country | Link |
---|---|
US (1) | US7229707B2 (zh) |
JP (1) | JP2004127502A (zh) |
KR (1) | KR100464318B1 (zh) |
CN (1) | CN1249675C (zh) |
SG (1) | SG113464A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006085742A (ja) * | 2004-09-14 | 2006-03-30 | Hitachi Global Storage Technologies Netherlands Bv | 垂直磁気記録媒体及びその製造方法 |
JP4327710B2 (ja) * | 2004-12-27 | 2009-09-09 | 株式会社東芝 | 垂直磁気記録媒体及び磁気記録再生装置 |
US7722967B2 (en) * | 2005-07-27 | 2010-05-25 | Hitachi Global Storage Technologies Netherlands B.V. | Recording medium comprising laminated underlayer structures |
US7833640B2 (en) * | 2005-08-19 | 2010-11-16 | Hitachi Global Storage Technologies Netherlands B.V. | Intermediate tri-layer structure for perpendicular recording media |
US20070292721A1 (en) * | 2006-04-25 | 2007-12-20 | Berger Andreas K | Perpendicular magnetic recording medium |
KR20080095086A (ko) * | 2007-04-23 | 2008-10-28 | 삼성전자주식회사 | 수직자기 기록 매체 및 그 제조 방법 |
KR101196732B1 (ko) * | 2008-02-01 | 2012-11-07 | 시게이트 테크놀로지 엘엘씨 | 수직자기 기록매체 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5605733A (en) * | 1992-01-22 | 1997-02-25 | Hitachi, Ltd. | Magnetic recording medium, method for its production, and system for its use |
US5895712A (en) * | 1996-05-21 | 1999-04-20 | Seagate Technology, Inc. | Magnetic recording medium with improved coercivity |
US20010024743A1 (en) * | 1997-12-09 | 2001-09-27 | Tetsuya Kanbe | Magnetic recording media and magnetic storage apparatus using the same |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS621111A (ja) * | 1985-06-26 | 1987-01-07 | Hitachi Ltd | 磁気記録体 |
KR890005661Y1 (ko) | 1986-09-27 | 1989-08-25 | 삼성전자주식회사 | 창문형 에어콘 배수처리 장치 |
JP2524514B2 (ja) * | 1987-09-21 | 1996-08-14 | 日立マクセル株式会社 | 磁気記録媒体 |
JPH07169042A (ja) * | 1993-12-15 | 1995-07-04 | Tdk Corp | 磁気記録媒体及びその製造方法 |
JPH0830951A (ja) | 1994-07-18 | 1996-02-02 | Denki Kagaku Kogyo Kk | 垂直磁気記録媒体 |
US5731070A (en) | 1995-12-20 | 1998-03-24 | Showa Denko Kabushiki Kaisha | Magnetic recording medium comprising a substrate, magnetic layer, and under layers including a silicon layer and a layer diffused with silicon |
KR970050274A (ko) * | 1995-12-29 | 1997-07-29 | 김종진 | 진공증착법을 이용한 코발트/파라디움 광자기 다층박막의 제조방법 |
DE69827737D1 (de) * | 1997-09-29 | 2004-12-30 | Matsushita Electric Ind Co Ltd | Magnetowiderstandseffektvorrichtung ,magnetoresistive Kopf und Verfahren zur Herstellung einer Magnetowiderstandseffektvorrichtung |
JP2000276727A (ja) | 1999-03-24 | 2000-10-06 | Showa Denko Kk | 磁気記録媒体 |
US6475611B1 (en) * | 1999-12-14 | 2002-11-05 | Seagate Technology Llc | Si-containing seedlayer design for multilayer media |
JP2001283428A (ja) | 2000-03-30 | 2001-10-12 | Toshiba Corp | 垂直磁気記録媒体及び垂直磁気記録再生装置 |
JP2002197636A (ja) | 2000-10-19 | 2002-07-12 | Univ Waseda | 磁気記録媒体及びその製造方法 |
CN1447966A (zh) * | 2000-12-28 | 2003-10-08 | 日立麦克赛尔株式会社 | 磁记录介质及其制造方法以及磁存储设备 |
JP3993786B2 (ja) * | 2001-06-29 | 2007-10-17 | 富士通株式会社 | 磁気記録媒体 |
-
2002
- 2002-10-01 KR KR10-2002-0059780A patent/KR100464318B1/ko not_active IP Right Cessation
-
2003
- 2003-05-19 SG SG200302775A patent/SG113464A1/en unknown
- 2003-05-27 US US10/444,962 patent/US7229707B2/en not_active Expired - Lifetime
- 2003-06-06 CN CNB031411878A patent/CN1249675C/zh not_active Expired - Fee Related
- 2003-10-01 JP JP2003342759A patent/JP2004127502A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5605733A (en) * | 1992-01-22 | 1997-02-25 | Hitachi, Ltd. | Magnetic recording medium, method for its production, and system for its use |
US5895712A (en) * | 1996-05-21 | 1999-04-20 | Seagate Technology, Inc. | Magnetic recording medium with improved coercivity |
US20010024743A1 (en) * | 1997-12-09 | 2001-09-27 | Tetsuya Kanbe | Magnetic recording media and magnetic storage apparatus using the same |
Also Published As
Publication number | Publication date |
---|---|
KR100464318B1 (ko) | 2005-01-03 |
US20040072031A1 (en) | 2004-04-15 |
US7229707B2 (en) | 2007-06-12 |
KR20040029495A (ko) | 2004-04-08 |
CN1249675C (zh) | 2006-04-05 |
JP2004127502A (ja) | 2004-04-22 |
CN1487506A (zh) | 2004-04-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SG120914A1 (en) | Magnetic recording medium | |
SG115516A1 (en) | Magnetic recording medium | |
GB2422949B (en) | Magnetic recording medium | |
SG108964A1 (en) | Perpendicular magnetic recording medium | |
SG108859A1 (en) | Magnetic recording medium | |
SG108888A1 (en) | Magnetic recording medium | |
GB2403587B (en) | Magnetic recording medium and magnetic recording cartridge | |
SG111123A1 (en) | Perpendicular magnetic recording medium | |
EP1657071A4 (en) | RECORDING MEDIUM | |
SG112951A1 (en) | Perpendicular magnetic recording media | |
EP1475958A4 (en) | Magnetic recording / reproducing DEVICE | |
SG111984A1 (en) | Magnetic recording medium | |
SG111962A1 (en) | Magnetic recording medium | |
EP1494232A4 (en) | RECORDING MEDIUM | |
SG112983A1 (en) | Magnetic recording media | |
SG103903A1 (en) | Magnetic recording medium | |
DE60305362D1 (de) | Magnetisches Aufzeichnungsmedium | |
SG108903A1 (en) | Magnetic recording medium | |
SG113464A1 (en) | Magnetic recording medium | |
AU2002361111A1 (en) | Perpendicular magnetic recording medium | |
EP1569227A4 (en) | INFORMATION RECORDING MEDIUM | |
SG110010A1 (en) | Flexible magnetic recording medium | |
DE60306582D1 (de) | Magnetisches Aufzeichnungsmedium | |
AU2003211604A1 (en) | Vertical magnetic recording medium | |
EP1587091A4 (en) | INFORMATION RECORDING MEDIUM |