CN1252710C - 磁盘驱动*** - Google Patents
磁盘驱动*** Download PDFInfo
- Publication number
- CN1252710C CN1252710C CNB021076839A CN02107683A CN1252710C CN 1252710 C CN1252710 C CN 1252710C CN B021076839 A CNB021076839 A CN B021076839A CN 02107683 A CN02107683 A CN 02107683A CN 1252710 C CN1252710 C CN 1252710C
- Authority
- CN
- China
- Prior art keywords
- write
- head
- data
- disk
- drive system
- 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 - Fee Related
Links
- 238000005259 measurement Methods 0.000 claims description 100
- 230000007423 decrease Effects 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 6
- 238000009987 spinning Methods 0.000 claims description 5
- 238000013213 extrapolation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 60
- 230000008569 process Effects 0.000 description 48
- 238000010586 diagram Methods 0.000 description 16
- 238000012545 processing Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000700 radioactive tracer Substances 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/14—Control of operating function, e.g. switching from recording to reproducing by sensing movement or position of head, e.g. means moving in correspondence with head movements
-
- 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
- G11B5/54—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 into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
- G11B5/5556—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means with track following after a "seek"
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Digital Magnetic Recording (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP345088/2001 | 2001-11-09 | ||
JP2001345088A JP3759711B2 (ja) | 2001-11-09 | 2001-11-09 | 磁気ディスクシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1417788A CN1417788A (zh) | 2003-05-14 |
CN1252710C true CN1252710C (zh) | 2006-04-19 |
Family
ID=19158493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021076839A Expired - Fee Related CN1252710C (zh) | 2001-11-09 | 2002-03-29 | 磁盘驱动*** |
Country Status (5)
Country | Link |
---|---|
US (1) | US6980382B2 (zh) |
EP (1) | EP1310946A3 (zh) |
JP (1) | JP3759711B2 (zh) |
KR (1) | KR100779639B1 (zh) |
CN (1) | CN1252710C (zh) |
Families Citing this family (102)
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Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0628800A (ja) * | 1992-07-07 | 1994-02-04 | Hitachi Ltd | 磁気ディスク装置 |
JP2624173B2 (ja) | 1994-05-31 | 1997-06-25 | 日本電気株式会社 | 磁気ディスク装置 |
TW280906B (zh) * | 1994-12-01 | 1996-07-11 | Ibm | |
JP2000100098A (ja) * | 1998-09-17 | 2000-04-07 | Fujitsu Ltd | サーボ情報書込方法及び記憶装置 |
JP4026989B2 (ja) * | 1999-07-08 | 2007-12-26 | 富士通株式会社 | 磁気ディスク装置および最適オフセット測定方法 |
US6839193B2 (en) * | 2001-08-06 | 2005-01-04 | Seagate Technology Llc | Method and apparatus for determining read-to-write head offset of a disk drive |
-
2001
- 2001-11-09 JP JP2001345088A patent/JP3759711B2/ja not_active Expired - Fee Related
-
2002
- 2002-03-05 US US10/091,670 patent/US6980382B2/en not_active Expired - Lifetime
- 2002-03-07 EP EP02251604A patent/EP1310946A3/en not_active Withdrawn
- 2002-03-18 KR KR1020020014544A patent/KR100779639B1/ko not_active IP Right Cessation
- 2002-03-29 CN CNB021076839A patent/CN1252710C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1417788A (zh) | 2003-05-14 |
US6980382B2 (en) | 2005-12-27 |
JP2003151101A (ja) | 2003-05-23 |
JP3759711B2 (ja) | 2006-03-29 |
KR100779639B1 (ko) | 2007-11-26 |
EP1310946A3 (en) | 2006-03-29 |
EP1310946A2 (en) | 2003-05-14 |
US20030090824A1 (en) | 2003-05-15 |
KR20030038303A (ko) | 2003-05-16 |
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