DE69715144D1 - Gerät für magnetische Wiedergabe mit MR-Kopf - Google Patents
Gerät für magnetische Wiedergabe mit MR-KopfInfo
- Publication number
- DE69715144D1 DE69715144D1 DE69715144T DE69715144T DE69715144D1 DE 69715144 D1 DE69715144 D1 DE 69715144D1 DE 69715144 T DE69715144 T DE 69715144T DE 69715144 T DE69715144 T DE 69715144T DE 69715144 D1 DE69715144 D1 DE 69715144D1
- Authority
- DE
- Germany
- Prior art keywords
- head
- reproduction device
- magnetic reproduction
- magnetic
- reproduction
- 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
- 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
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- 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
-
- 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
- G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
-
- 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
- G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
-
- 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
- G11B5/59683—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 for magnetoresistive 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
- G11B2005/0002—Special dispositions or recording techniques
- G11B2005/0005—Arrangements, methods or circuits
- G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
- G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
- G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP09066434A JP3117658B2 (ja) | 1997-03-19 | 1997-03-19 | Mrヘッドを備えた磁気再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69715144D1 true DE69715144D1 (de) | 2002-10-10 |
DE69715144T2 DE69715144T2 (de) | 2003-02-20 |
Family
ID=13315678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69715144T Expired - Fee Related DE69715144T2 (de) | 1997-03-19 | 1997-12-30 | Gerät für magnetische Wiedergabe mit MR-Kopf |
Country Status (4)
Country | Link |
---|---|
US (1) | US6163425A (de) |
EP (1) | EP0866453B1 (de) |
JP (1) | JP3117658B2 (de) |
DE (1) | DE69715144T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6385000B1 (en) * | 1998-08-21 | 2002-05-07 | International Business Machines Corporation | System and method for extending the operating life of a magnetoresistive transducer provided in a disk drive system |
JP3613396B2 (ja) * | 2001-06-25 | 2005-01-26 | 日本電気株式会社 | 機能ブロック |
DE10140517A1 (de) * | 2001-08-17 | 2003-02-27 | Philips Corp Intellectual Pty | Schaltungsanordnung zur Steuerung eines Sensors |
JP3993175B2 (ja) | 2004-02-26 | 2007-10-17 | 株式会社東芝 | 電流狭窄型垂直通電gmrヘッドアセンブリ、磁気記録再生装置、電流狭窄型垂直通電gmrヘッドの適正センス電流方向の特定方法 |
JP4286711B2 (ja) * | 2004-04-30 | 2009-07-01 | 富士通株式会社 | 記録ヘッドの磁界を計測する装置および方法 |
US7330336B2 (en) * | 2006-05-22 | 2008-02-12 | Hitachi Global Storage Technologies Netherlands B. V. | Dual polarity bias for prolonging the life of a heating element in magnetic data storage devices |
EP2140713B1 (de) | 2007-05-02 | 2017-03-01 | Nokia Technologies Oy | Verfahren, vorrichtung und computerprogrammprodukt zur signalisierung der zuweisung benachbarter zellen |
US8760779B2 (en) | 2011-12-30 | 2014-06-24 | HGST Netherlands B.V. | Energy-assisted magnetic recording head and systems thereof with environmental conditions control |
JP2019121407A (ja) * | 2017-12-28 | 2019-07-22 | 株式会社東芝 | ディスク装置及び情報処理装置 |
US10566018B2 (en) | 2018-03-22 | 2020-02-18 | Western Digital Technologies, Inc. | Data storage device reverse biasing head element to counter electro-migration |
KR20230049719A (ko) | 2021-01-12 | 2023-04-13 | 마루코 케이호키 가부시키가이샤 | 로터리형 히트 펌프 및 이것이 탑재된 에어컨 및 자동차 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63201963A (ja) * | 1987-02-17 | 1988-08-22 | Nec Corp | トラツク追従制御方式 |
JPH04271001A (ja) * | 1991-02-26 | 1992-09-28 | Fujitsu Ltd | 磁気再生装置 |
JPH05225531A (ja) * | 1992-02-17 | 1993-09-03 | Hitachi Ltd | 磁気記憶装置 |
US5343337A (en) * | 1992-09-17 | 1994-08-30 | Digital Equipment Corporation | Control circuitry for magnetoresistive (MR) tape heads using group select switches and head select multiplexer |
US5323278A (en) * | 1992-09-17 | 1994-06-21 | International Business Machines Corporation | Low noise amplifier circuit for magnetoresistive sensors for fast read-write switching in low supply voltage applications |
JPH06267001A (ja) * | 1993-03-11 | 1994-09-22 | Toshiba Corp | 磁気記録再生装置 |
JPH0757203A (ja) * | 1993-08-06 | 1995-03-03 | Hitachi Ltd | 磁気記録再生装置 |
JP3216943B2 (ja) * | 1993-09-13 | 2001-10-09 | 株式会社日立製作所 | 磁気記録再生装置 |
JP3134657B2 (ja) * | 1994-03-18 | 2001-02-13 | 株式会社日立製作所 | 磁気ディスク装置 |
JPH08190703A (ja) * | 1995-01-09 | 1996-07-23 | Hitachi Ltd | 磁気ディスク装置および制御方法 |
-
1997
- 1997-03-19 JP JP09066434A patent/JP3117658B2/ja not_active Expired - Lifetime
- 1997-12-30 US US09/000,509 patent/US6163425A/en not_active Expired - Lifetime
- 1997-12-30 DE DE69715144T patent/DE69715144T2/de not_active Expired - Fee Related
- 1997-12-30 EP EP97122986A patent/EP0866453B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0866453A3 (de) | 1999-03-24 |
JPH10269504A (ja) | 1998-10-09 |
JP3117658B2 (ja) | 2000-12-18 |
EP0866453B1 (de) | 2002-09-04 |
EP0866453A2 (de) | 1998-09-23 |
DE69715144T2 (de) | 2003-02-20 |
US6163425A (en) | 2000-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TOSHIBA STORAGE DEVICE CORP., TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |