CN1393853A - 磁记录介质及其驱动装置 - Google Patents
磁记录介质及其驱动装置 Download PDFInfo
- Publication number
- CN1393853A CN1393853A CN02122599A CN02122599A CN1393853A CN 1393853 A CN1393853 A CN 1393853A CN 02122599 A CN02122599 A CN 02122599A CN 02122599 A CN02122599 A CN 02122599A CN 1393853 A CN1393853 A CN 1393853A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- recording media
- track
- magnetic recording
- data
- 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
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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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
Abstract
Description
Claims (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001181360A JP2002373411A (ja) | 2001-06-15 | 2001-06-15 | 磁気記録媒体およびその駆動装置 |
JP2001181360 | 2001-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1393853A true CN1393853A (zh) | 2003-01-29 |
CN1255781C CN1255781C (zh) | 2006-05-10 |
Family
ID=19021645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021225990A Expired - Fee Related CN1255781C (zh) | 2001-06-15 | 2002-06-14 | 磁记录介质及其驱动装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7359133B2 (zh) |
EP (1) | EP1276099A3 (zh) |
JP (1) | JP2002373411A (zh) |
KR (1) | KR20020096901A (zh) |
CN (1) | CN1255781C (zh) |
SG (1) | SG114554A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1300775C (zh) * | 2003-08-26 | 2007-02-14 | Tdk股份有限公司 | 形成凹凸图案用压印模、凹凸图案形成方法及磁记录媒体 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3859656B2 (ja) * | 2004-03-31 | 2006-12-20 | 株式会社東芝 | 磁気記録媒体及びその製造方法並びに磁気記録再生装置 |
US7679851B1 (en) * | 2004-08-06 | 2010-03-16 | Seagate Technology Llc | Methods and structure for improved disk head switching to avoid zipper zones |
JP4533854B2 (ja) * | 2006-03-06 | 2010-09-01 | 株式会社東芝 | 磁気記録再生装置、磁気記録方法、及び磁気記録再生方法 |
CN101573757A (zh) * | 2007-01-12 | 2009-11-04 | 富士通株式会社 | 磁盘装置、磁盘介质、磁头以及磁道跟踪方法 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4007493A (en) * | 1975-05-06 | 1977-02-08 | Burroughs Corporation | Track positioning system for magnetic transducer head |
JPS5835769A (ja) * | 1981-08-24 | 1983-03-02 | Hitachi Ltd | 磁気デイスク装置 |
JPS6185602A (ja) * | 1984-10-03 | 1986-05-01 | Nec Corp | 垂直磁化記録再生装置 |
US4642709A (en) * | 1985-10-16 | 1987-02-10 | International Business Machines Corporation | Twin track vertical magnetic recording servo control method |
JPS6398820A (ja) | 1986-10-15 | 1988-04-30 | Sony Corp | 磁気デイスクの記録方式 |
JPS63183623A (ja) | 1987-01-23 | 1988-07-29 | Sony Corp | 可撓性デイスクへの接触磁界転写方法 |
KR920003502B1 (ko) * | 1987-03-18 | 1992-05-01 | 후지쓰 가부시끼가이샤 | 자기 디스크 기억장치의 차폐 서보 자기 헤드용 전자기 차폐구조 |
WO1989001685A1 (en) | 1987-08-17 | 1989-02-23 | Siemens Aktiengesellschaft | Magnetic storage device with tracker system |
US5341255A (en) * | 1990-10-17 | 1994-08-23 | Seagate Technology, Inc. | Disc drive head positioning servo system with coherent adjacent track magnetic patterns |
US5339207A (en) * | 1992-03-10 | 1994-08-16 | Nec Corporation | Servo system for providing increased recording density and improved operation of the AGC circuitry |
JP2671780B2 (ja) * | 1993-01-07 | 1997-10-29 | 日本電気株式会社 | 記録再生分離型磁気ディスク装置用サーボ装置並びにディスク装置におけるアクチュエータ力定数推定方法及び補償方法 |
CA2127971C (en) * | 1993-09-23 | 1999-01-12 | Todd Barry Anderson | Method and apparatus for phase modulated servo positioning in a direct access storage device |
US5694265A (en) * | 1994-04-19 | 1997-12-02 | Fujitsu Limited | Disk apparatus for detecting position of head by reading phase servo pattern |
US5798885A (en) * | 1994-06-06 | 1998-08-25 | Fujitsu Limited | Head positioning control for disk apparatus using peak detection, polarity detection and sector mark detection |
US5689384A (en) | 1994-06-30 | 1997-11-18 | International Business Machines Corporation | Timing based servo system for magnetic tape systems |
TW280906B (zh) * | 1994-12-01 | 1996-07-11 | Ibm | |
US5903411A (en) * | 1995-02-14 | 1999-05-11 | Fujitsu Limited | Method for reliably positioning a head in a disk drive to a guard band area |
JPH1083640A (ja) | 1996-09-10 | 1998-03-31 | Fujitsu Ltd | 磁気記録媒体及びその製造方法及び磁気記録再生装置 |
US6055139A (en) * | 1995-12-14 | 2000-04-25 | Fujitsu Limited | Magnetic recording medium and method of forming the same and magnetic disk drive |
US5828536A (en) * | 1996-01-24 | 1998-10-27 | Sony Corporation | Magnetic disk and magnetic disk device in which control data section of disk has structural relationship to slider and/or data section |
TW342495B (en) | 1996-07-22 | 1998-10-11 | Matsushita Electric Ind Co Ltd | Master information carrier, method of producing the same, and method for recording master information signal on magnetic recording medium |
JP3343326B2 (ja) | 1997-03-27 | 2002-11-11 | 松下電器産業株式会社 | マスター情報担体 |
JP3323743B2 (ja) | 1996-07-22 | 2002-09-09 | 松下電器産業株式会社 | マスター情報担体および磁気記録媒体の製造方法 |
US6169640B1 (en) * | 1998-03-04 | 2001-01-02 | Hewlett-Packard Co. | Servo band identification in linear tape systems having timing based servo formats |
US6388833B1 (en) * | 1998-06-29 | 2002-05-14 | Western Digital Technologies, Inc. | Method for manufacturing a disk drive having an overwriteable clock track |
US6493174B1 (en) * | 2000-02-17 | 2002-12-10 | Imation Corp. | Optical servo system for use with magnetic data storage tape having magnetic reference indicators |
US6798596B2 (en) * | 2001-04-26 | 2004-09-28 | Seagate Technology Llc | Method and apparatus for determining data field fill-in frequency at servo pack writing |
-
2001
- 2001-06-15 JP JP2001181360A patent/JP2002373411A/ja not_active Abandoned
-
2002
- 2002-06-12 KR KR1020020033040A patent/KR20020096901A/ko not_active Application Discontinuation
- 2002-06-13 US US10/167,498 patent/US7359133B2/en not_active Expired - Fee Related
- 2002-06-14 EP EP02013473A patent/EP1276099A3/en not_active Withdrawn
- 2002-06-14 SG SG200203597A patent/SG114554A1/en unknown
- 2002-06-14 CN CNB021225990A patent/CN1255781C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1300775C (zh) * | 2003-08-26 | 2007-02-14 | Tdk股份有限公司 | 形成凹凸图案用压印模、凹凸图案形成方法及磁记录媒体 |
US7296514B2 (en) | 2003-08-26 | 2007-11-20 | Tdk Corporation | Convex/concave pattern-forming stamp, convex/concave pattern-forming method and magnetic recording medium |
Also Published As
Publication number | Publication date |
---|---|
EP1276099A3 (en) | 2008-04-09 |
EP1276099A2 (en) | 2003-01-15 |
KR20020096901A (ko) | 2002-12-31 |
SG114554A1 (en) | 2005-09-28 |
CN1255781C (zh) | 2006-05-10 |
JP2002373411A (ja) | 2002-12-26 |
US7359133B2 (en) | 2008-04-15 |
US20020191317A1 (en) | 2002-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: FUJI PHOTO FILM CO., LTD. Free format text: FORMER OWNER: FUJIFILM HOLDINGS CORP. Effective date: 20070727 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: FUJIFILM HOLDINGS CORP. Free format text: FORMER NAME OR ADDRESS: FUJI PHOTO FILM CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: Tokyo, Japan Patentee after: Fujifilm Corp. Address before: Kanagawa County, Japan Patentee before: FUJIFILM Corp. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20070727 Address after: Tokyo, Japan Patentee after: FUJIFILM Corp. Address before: Tokyo, Japan Patentee before: Fujifilm Corp. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060510 Termination date: 20130614 |