CN102194492A - 磁盘、盘驱动器***和在磁盘上写入伺服数据的方法 - Google Patents
磁盘、盘驱动器***和在磁盘上写入伺服数据的方法 Download PDFInfo
- Publication number
- CN102194492A CN102194492A CN2011100304728A CN201110030472A CN102194492A CN 102194492 A CN102194492 A CN 102194492A CN 2011100304728 A CN2011100304728 A CN 2011100304728A CN 201110030472 A CN201110030472 A CN 201110030472A CN 102194492 A CN102194492 A CN 102194492A
- Authority
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- China
- Prior art keywords
- disk
- servo
- data
- magnetic
- pilot tape
- 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
- 238000000034 method Methods 0.000 title claims abstract description 43
- 230000005415 magnetization Effects 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims description 32
- 238000000059 patterning Methods 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 14
- 239000000314 lubricant Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003618 dip coating Methods 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
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
- G11B5/48—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
- G11B5/596—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 disks
- G11B5/59627—Aligning for runout, eccentricity or offset compensation
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/82—Disk carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
-
- 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
- G11B5/596—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 disks
- G11B5/59633—Servo formatting
-
- 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
- G11B5/596—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 disks
- G11B5/59688—Servo signal format patterns or signal processing thereof, e.g. dual, tri, quad, burst signal patterns
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/743—Patterned record carriers, wherein the magnetic recording layer is patterned into magnetic isolated data islands, e.g. discrete tracks
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Magnetic Record Carriers (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
Claims (31)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/699,501 US8467143B2 (en) | 2010-02-03 | 2010-02-03 | Servo patterning and writing compatible with planarization of patterned magnetic disks |
US12/699,501 | 2010-02-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102194492A true CN102194492A (zh) | 2011-09-21 |
CN102194492B CN102194492B (zh) | 2016-04-27 |
Family
ID=44341468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110030472.8A Expired - Fee Related CN102194492B (zh) | 2010-02-03 | 2011-01-28 | 磁盘、盘驱动器***和在磁盘上写入伺服数据的方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8467143B2 (zh) |
JP (1) | JP5771402B2 (zh) |
CN (1) | CN102194492B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8477442B2 (en) * | 2010-05-11 | 2013-07-02 | HGST Netherlands B.V. | Patterned media for self-servowriting integrated servo fields |
US8345368B2 (en) * | 2010-12-15 | 2013-01-01 | Seagate Technology Llc | Bipolar position error bursts with unipolar servo fields |
KR20140005188A (ko) * | 2010-12-22 | 2014-01-14 | 닛산 가가쿠 고교 가부시키 가이샤 | 하드디스크용 피막 형성 조성물 |
US8737002B1 (en) | 2013-03-26 | 2014-05-27 | HGST Netherlands B.V. | Magnetic recording disk with patterned nondata islands with different sizes and opposite polarity and method for making the disk |
JP2020205128A (ja) * | 2019-06-14 | 2020-12-24 | 株式会社東芝 | 磁気ディスク装置及びサーボライトの制御方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5541784A (en) * | 1992-11-10 | 1996-07-30 | Daniel F. Cribbs | Bootstrap method for writing servo tracks on a disk drive |
US6643082B1 (en) * | 1999-06-08 | 2003-11-04 | Seagate Technology Llc | Servo sector format for a patterned media |
US6680079B1 (en) * | 2000-06-02 | 2004-01-20 | Seagate Technology Llc | Planarization and corrosion protection of patterned magnetic media |
US20040075935A1 (en) * | 2002-07-31 | 2004-04-22 | Kabushiki Kaisha Toshiba | Method and apparatus for servo writing in a disk drive |
CN1988003A (zh) * | 2005-12-21 | 2007-06-27 | 株式会社东芝 | 磁盘驱动器中用于磁头定位控制的方法和装置 |
US20080239906A1 (en) * | 2007-03-26 | 2008-10-02 | Kyo Akagi | Magnetic recording media, method for servowriting on same, and hard disk drive |
CN101329874A (zh) * | 2007-06-19 | 2008-12-24 | 日立环球储存科技荷兰有限公司 | 有用于相同伺服模式的盘面的头伺服控制***的盘驱动器 |
CN101335012A (zh) * | 2007-06-29 | 2008-12-31 | 株式会社东芝 | 在磁道宽度可变的数据磁道上定位磁头的方法和装置 |
CN101458949A (zh) * | 2007-12-12 | 2009-06-17 | 株式会社东芝 | 硬盘、磁盘装置的控制单元、以及磁盘装置的控制方法 |
CN101465129A (zh) * | 2007-12-20 | 2009-06-24 | 西部数据技术公司 | 依照寻道图示和偏差组估计寻道时间的磁盘驱动器 |
CN101471087A (zh) * | 2007-12-27 | 2009-07-01 | 株式会社东芝 | 具有分立磁道介质类型的盘的盘驱动器 |
Family Cites Families (25)
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JPH041922A (ja) | 1990-04-18 | 1992-01-07 | Hitachi Ltd | 面内磁気記録媒体及び磁気記憶装置 |
JPH0562143A (ja) * | 1991-09-02 | 1993-03-12 | Fujitsu Ltd | 磁気デイスク装置 |
JPH08212735A (ja) * | 1994-07-12 | 1996-08-20 | Hardisk Technol | ディスクドライブにサーボトラックを書き込むブートストラップ方法 |
JPH10255257A (ja) * | 1997-03-17 | 1998-09-25 | Sony Corp | 磁気記録媒体および磁気記録装置 |
JPH11161944A (ja) * | 1997-11-27 | 1999-06-18 | Sony Corp | 磁気ディスク及び磁気ディスク装置 |
US6490111B1 (en) * | 1999-08-25 | 2002-12-03 | Seagate Technology Llc | Method and apparatus for refreshing servo patterns in a disc drive |
US6519107B1 (en) * | 1999-09-24 | 2003-02-11 | Maxtor Corporation | Hard disk drive having self-written servo burst patterns |
US6753043B1 (en) | 2000-12-07 | 2004-06-22 | Seagate Technology Llc | Patterning of high coercivity magnetic media by ion implantation |
JP4432013B2 (ja) * | 2001-01-09 | 2010-03-17 | 富士電機デバイステクノロジー株式会社 | 磁気ディスク装置のサーボ制御方法およびサーボ制御システム |
JP4040514B2 (ja) | 2003-03-26 | 2008-01-30 | Tdk株式会社 | 磁気記録媒体及び磁気記録媒体の製造方法 |
KR100571812B1 (ko) | 2003-07-19 | 2006-04-17 | 삼성전자주식회사 | 패턴된 자기 기록 매체 및 그 제조방법 |
JP2005100496A (ja) | 2003-09-22 | 2005-04-14 | Tdk Corp | 磁気記録媒体の製造方法及び磁気記録媒体 |
JP4331067B2 (ja) | 2004-07-16 | 2009-09-16 | 株式会社東芝 | 磁気記録装置 |
JP4148951B2 (ja) | 2005-01-12 | 2008-09-10 | 株式会社東芝 | 磁気記録再生装置 |
JP4364819B2 (ja) * | 2005-03-08 | 2009-11-18 | 富士通株式会社 | サーボ情報記録再生方式 |
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 |
US20060269495A1 (en) | 2005-05-25 | 2006-11-30 | Popp Karl F | Alpha hydroxy acid compositions |
US20060275692A1 (en) | 2005-06-02 | 2006-12-07 | Tdk Corporation | Method for forming concavo-convex pattern, method for manufacturing master disk, method for manufacturing stamper, and method for manufacturing magnetic recording medium |
EP1939876A4 (en) | 2005-10-20 | 2009-04-15 | Fujitsu Ltd | HARD DRIVE |
JP2007257801A (ja) | 2006-03-24 | 2007-10-04 | Toshiba Corp | パターンド媒体の製造方法 |
JP2008171506A (ja) | 2007-01-12 | 2008-07-24 | Fujitsu Ltd | 記録媒体及びその製造方法及び記録再生装置 |
US20080170234A1 (en) | 2007-01-17 | 2008-07-17 | Samsung Electronics Co. Ltd. | Method and apparatus of optical test stand using blue to ultra-violet light source for component level measurement of head gimbal assembly for use in hard disk drive |
JP5070091B2 (ja) * | 2008-03-06 | 2012-11-07 | 株式会社日立製作所 | 貼り合わせ磁気記録媒体及、ドライブおよびその製造方法 |
JP2009266352A (ja) * | 2008-04-28 | 2009-11-12 | Fujitsu Ltd | 磁気記録媒体、磁気記録装置、制御装置および磁気記録媒体製造方法 |
US20110051286A1 (en) * | 2009-09-01 | 2011-03-03 | Seagate Technology Llc | Writing data on alternating magnetic and nonmagnetic stripes of a servo pattern |
-
2010
- 2010-02-03 US US12/699,501 patent/US8467143B2/en active Active
-
2011
- 2011-01-28 CN CN201110030472.8A patent/CN102194492B/zh not_active Expired - Fee Related
- 2011-01-28 JP JP2011016301A patent/JP5771402B2/ja not_active Expired - Fee Related
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5541784A (en) * | 1992-11-10 | 1996-07-30 | Daniel F. Cribbs | Bootstrap method for writing servo tracks on a disk drive |
US6643082B1 (en) * | 1999-06-08 | 2003-11-04 | Seagate Technology Llc | Servo sector format for a patterned media |
US6680079B1 (en) * | 2000-06-02 | 2004-01-20 | Seagate Technology Llc | Planarization and corrosion protection of patterned magnetic media |
US20040075935A1 (en) * | 2002-07-31 | 2004-04-22 | Kabushiki Kaisha Toshiba | Method and apparatus for servo writing in a disk drive |
CN1988003A (zh) * | 2005-12-21 | 2007-06-27 | 株式会社东芝 | 磁盘驱动器中用于磁头定位控制的方法和装置 |
US20080239906A1 (en) * | 2007-03-26 | 2008-10-02 | Kyo Akagi | Magnetic recording media, method for servowriting on same, and hard disk drive |
CN101329874A (zh) * | 2007-06-19 | 2008-12-24 | 日立环球储存科技荷兰有限公司 | 有用于相同伺服模式的盘面的头伺服控制***的盘驱动器 |
CN101335012A (zh) * | 2007-06-29 | 2008-12-31 | 株式会社东芝 | 在磁道宽度可变的数据磁道上定位磁头的方法和装置 |
CN101458949A (zh) * | 2007-12-12 | 2009-06-17 | 株式会社东芝 | 硬盘、磁盘装置的控制单元、以及磁盘装置的控制方法 |
CN101465129A (zh) * | 2007-12-20 | 2009-06-24 | 西部数据技术公司 | 依照寻道图示和偏差组估计寻道时间的磁盘驱动器 |
CN101471087A (zh) * | 2007-12-27 | 2009-07-01 | 株式会社东芝 | 具有分立磁道介质类型的盘的盘驱动器 |
Also Published As
Publication number | Publication date |
---|---|
JP5771402B2 (ja) | 2015-08-26 |
US8467143B2 (en) | 2013-06-18 |
US20110188152A1 (en) | 2011-08-04 |
CN102194492B (zh) | 2016-04-27 |
JP2011159379A (ja) | 2011-08-18 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Amsterdam Applicant after: Hitachi Global Storage Technologies Netherlands B. V. Address before: Amsterdam Applicant before: Hitachi Global Storage Tech |
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COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: HITACHI GLOBAL STORAGE TECH TO: HGST NETHERLANDS BV |
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C14 | Grant of patent or utility model | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20190118 Address after: American California Patentee after: Western Digital Technologies, Inc. Address before: Amsterdam Patentee before: Hitachi Global Storage Technologies Netherlands B. V. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20190128 |