DE602006008427D1 - Positionierungssteuerungsvorrichtung und Plattenvorrichtung - Google Patents
Positionierungssteuerungsvorrichtung und PlattenvorrichtungInfo
- Publication number
- DE602006008427D1 DE602006008427D1 DE602006008427T DE602006008427T DE602006008427D1 DE 602006008427 D1 DE602006008427 D1 DE 602006008427D1 DE 602006008427 T DE602006008427 T DE 602006008427T DE 602006008427 T DE602006008427 T DE 602006008427T DE 602006008427 D1 DE602006008427 D1 DE 602006008427D1
- Authority
- DE
- Germany
- Prior art keywords
- positioning control
- control device
- disk
- disk device
- positioning
- 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
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
- G11B5/54—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"
- G11B5/556—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" control circuits therefor
-
- 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
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
-
- 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
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G11B21/06—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw the record carrier having mechanical means to ensure traverse movement of the head, e.g. grooves
-
- 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
- G11B5/5582—Track change, selection or acquisition by displacement of the head across disk tracks system adaptation for working during or after external perturbation, e.g. in the presence of a mechanical oscillation caused by a shock
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006060507A JP4489039B2 (ja) | 2006-03-07 | 2006-03-07 | 位置決め制御装置、及びディスク装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602006008427D1 true DE602006008427D1 (de) | 2009-09-24 |
Family
ID=38372390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602006008427T Expired - Fee Related DE602006008427D1 (de) | 2006-03-07 | 2006-06-22 | Positionierungssteuerungsvorrichtung und Plattenvorrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US7515375B2 (de) |
EP (1) | EP1843330B1 (de) |
JP (1) | JP4489039B2 (de) |
KR (1) | KR100801126B1 (de) |
CN (1) | CN101034580A (de) |
DE (1) | DE602006008427D1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7558016B1 (en) * | 2007-04-20 | 2009-07-07 | Western Digital Technologies, Inc. | Disk drive servo control techniques for predicting an off-track condition utilizing an estimation filter |
JP2014211928A (ja) * | 2013-04-18 | 2014-11-13 | 株式会社東芝 | ディスク記憶装置及びサーボ制御方法 |
US9019650B1 (en) | 2014-04-30 | 2015-04-28 | Seagate Technology Llc | Multi-stage actuator with writer position determination capability |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0562393A (ja) * | 1991-08-30 | 1993-03-12 | Hitachi Ltd | サーボ信号欠陥の検出および補償を行なう磁気デイスク装置 |
US5721648A (en) * | 1992-04-10 | 1998-02-24 | Seagate Technology, Inc. | Multirate digital control system for use with a system having a linear transfer function, such as a head positioning system in a magnetic disc drive |
JP3716029B2 (ja) * | 1996-03-19 | 2005-11-16 | 株式会社日立グローバルストレージテクノロジーズ | 磁気ディスク装置 |
JPH1074371A (ja) * | 1996-08-30 | 1998-03-17 | Hitachi Ltd | 磁気ディスク装置 |
US6181505B1 (en) | 1998-06-26 | 2001-01-30 | Seagate Technology Llc | Synchronous digital demodulator with integrated read and servo channels |
JP2000040318A (ja) * | 1998-07-23 | 2000-02-08 | Toshiba Corp | ディスク記憶装置及び同装置におけるヘッドの位置決め制御方法 |
JP3295907B2 (ja) * | 1998-11-26 | 2002-06-24 | インターナショナル・ビジネス・マシーンズ・コーポレーション | ヘッドのオフ・トラック・ライト防止方法およびそれを利用した記憶装置 |
JP2001283544A (ja) | 2000-03-31 | 2001-10-12 | Matsushita Electric Ind Co Ltd | 情報記録再生装置、媒体および情報集合体 |
US6671119B2 (en) * | 2000-04-18 | 2003-12-30 | Seagate Technology Llc | Method and apparatus to encode position error signal correction information |
US6768609B2 (en) * | 2000-11-27 | 2004-07-27 | Seagate Technology Llc | Reducing position error signal nonlinearity through iterative calibration of a compensation table |
JP3581316B2 (ja) * | 2001-01-31 | 2004-10-27 | 株式会社東芝 | ヘッド位置決め制御システム及び方法 |
EP1739514A1 (de) * | 2005-06-30 | 2007-01-03 | Deutsche Thomson-Brandt Gmbh | Digitales Servosystem mit Vorverarbeitung der alten Steuerzustände |
-
2006
- 2006-03-07 JP JP2006060507A patent/JP4489039B2/ja not_active Expired - Fee Related
- 2006-06-22 EP EP06253230A patent/EP1843330B1/de not_active Expired - Fee Related
- 2006-06-22 DE DE602006008427T patent/DE602006008427D1/de not_active Expired - Fee Related
- 2006-06-27 US US11/475,748 patent/US7515375B2/en active Active
- 2006-07-19 CN CNA2006101063179A patent/CN101034580A/zh active Pending
- 2006-07-19 KR KR1020060067387A patent/KR100801126B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20070092078A (ko) | 2007-09-12 |
US20070211372A1 (en) | 2007-09-13 |
KR100801126B1 (ko) | 2008-02-11 |
CN101034580A (zh) | 2007-09-12 |
JP2007242100A (ja) | 2007-09-20 |
EP1843330B1 (de) | 2009-08-12 |
US7515375B2 (en) | 2009-04-07 |
JP4489039B2 (ja) | 2010-06-23 |
EP1843330A1 (de) | 2007-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: TOSHIBA STORAGE DEVICE CORP., MINATO, TOKYO, JP |
|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |
|
8339 | Ceased/non-payment of the annual fee |