SG47005A1 - Movable head position controlling device for magnetic recording and reproducing apparatuses - Google Patents
Movable head position controlling device for magnetic recording and reproducing apparatusesInfo
- Publication number
- SG47005A1 SG47005A1 SG1996001783A SG1996001783A SG47005A1 SG 47005 A1 SG47005 A1 SG 47005A1 SG 1996001783 A SG1996001783 A SG 1996001783A SG 1996001783 A SG1996001783 A SG 1996001783A SG 47005 A1 SG47005 A1 SG 47005A1
- Authority
- SG
- Singapore
- Prior art keywords
- magnetic recording
- controlling device
- head position
- movable head
- reproducing apparatuses
- Prior art date
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
- G11B5/58—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
- G11B5/588—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 by controlling the position of the rotating heads
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2171075A JP2637609B2 (ja) | 1990-06-28 | 1990-06-28 | 磁気再生装置におけるトラッキング制御システム |
JP3017443A JP2656389B2 (ja) | 1991-02-08 | 1991-02-08 | 磁気記録再生装置における可動ヘッドの位置制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG47005A1 true SG47005A1 (en) | 1998-03-20 |
Family
ID=26353944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996001783A SG47005A1 (en) | 1990-06-28 | 1991-06-28 | Movable head position controlling device for magnetic recording and reproducing apparatuses |
Country Status (4)
Country | Link |
---|---|
US (2) | US5404252A (de) |
EP (1) | EP0463883B1 (de) |
DE (1) | DE69130011T2 (de) |
SG (1) | SG47005A1 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2717494B2 (ja) * | 1992-07-17 | 1998-02-18 | 三菱電機株式会社 | 回転磁気ヘッド装置 |
JPH0744841A (ja) * | 1993-07-26 | 1995-02-14 | Sharp Corp | 回転ヘッド型磁気記録再生装置 |
KR960016899B1 (ko) * | 1993-12-31 | 1996-12-26 | 삼성전자 주식회사 | 하드디스크 드라이브 축방향 제어에 의한 외부충격방지장치 및 그 방법 |
JP2616746B2 (ja) * | 1995-06-12 | 1997-06-04 | 日本電気株式会社 | 磁気ディスク装置 |
JP3317333B2 (ja) * | 1997-02-27 | 2002-08-26 | 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 | アクチュエータ制御装置及び磁気ディスク装置 |
JPH11203808A (ja) | 1998-01-19 | 1999-07-30 | Matsushita Electric Ind Co Ltd | 情報記録再生装置 |
US6594106B1 (en) | 1999-10-29 | 2003-07-15 | International Business Machines Corporation | Adaptive servo estimator and compensator for coil and carriage deformation in voice coil motor driven hard disk drive |
US6394348B1 (en) * | 1999-12-13 | 2002-05-28 | Unisys Corporation | Apparatus for positioning magnetically coded substrate relative to a magnetic read head |
JP3642720B2 (ja) * | 2000-06-30 | 2005-04-27 | 富士通株式会社 | 記憶装置、トラッキング制御方法及びそのトラッキング制御装置 |
US6580581B1 (en) * | 2000-08-16 | 2003-06-17 | International Business Machines Corporation | Recovery of lateral position of a servo system with respect to longitudinal servo bands of a magnetic tape |
US6798608B2 (en) | 2002-01-18 | 2004-09-28 | International Business Machines Corporation | Active detection and acquisition of a servo track subject to lateral motion |
US7414804B1 (en) * | 2004-08-30 | 2008-08-19 | Marvell International Ltd. | TMR/GMR amplifier with input current compensation |
US7203027B2 (en) | 2004-11-10 | 2007-04-10 | Certance, Llc | System and method for measuring the position of a tape drive head |
US7230788B2 (en) * | 2004-11-10 | 2007-06-12 | Certance, Llc | System and method for tape drive control |
US20060103968A1 (en) * | 2004-11-12 | 2006-05-18 | Jurneke Joe K | Dynamic skew compensation systems and associated methods |
US20060285240A1 (en) * | 2005-06-16 | 2006-12-21 | Quantum Corporation | Environmental watch device for magnetic storage |
JP4150032B2 (ja) * | 2005-06-27 | 2008-09-17 | 富士通株式会社 | ヘッド位置制御方法、ヘッド位置制御装置およびディスク装置 |
US7379259B2 (en) * | 2005-09-12 | 2008-05-27 | Certance Llc | Head actuator design for a low profile tape drive |
US7319570B2 (en) * | 2005-09-19 | 2008-01-15 | Seagate Technology Llc | Random vibration and shock compensator using a disturbance observer |
GB0605346D0 (en) * | 2006-03-16 | 2006-04-26 | Airbus Uk Ltd | Feedback control system |
US8677457B2 (en) * | 2007-02-09 | 2014-03-18 | Marvell World Trade Ltd. | Security for codes running in non-trusted domains in a processor core |
JP4150065B1 (ja) * | 2007-03-12 | 2008-09-17 | 日立マクセル株式会社 | 磁気テープ装置 |
US8179629B2 (en) | 2007-12-26 | 2012-05-15 | Nitto Denko Corporation | Flexure based shock and vibration sensor for head suspensions in hard disk drives |
JP2013069358A (ja) * | 2011-09-20 | 2013-04-18 | Toshiba Corp | 磁気ディスク装置およびヘッドの制御方法 |
KR101449490B1 (ko) * | 2012-12-06 | 2014-10-14 | 포항공과대학교 산학협력단 | 센싱 장치 |
GB2517744A (en) | 2013-08-30 | 2015-03-04 | Ibm | Device for aligning a first element being coupled to an actuator with a second element of a main system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3626264A (en) * | 1969-08-20 | 1971-12-07 | Information Storage Systems | Velocity servosystem |
JPS53118012A (en) * | 1977-03-24 | 1978-10-16 | Sony Corp | Automatic tracking device |
FR2466081A1 (fr) * | 1979-09-21 | 1981-03-27 | Cii Honeywell Bull | Dispositif de mesure de vitesse d'un systeme mobile par rapport a un support d'informations |
NL7907219A (nl) * | 1979-09-28 | 1981-03-31 | Philips Nv | Apparaat voor het opnemen en/of weergeven van op een magneetband in een aantal parallele, longitudinale sporen opgenomen magnetische signalen. |
JPS59185019A (ja) * | 1983-04-04 | 1984-10-20 | Nec Corp | 特殊再生装置 |
JPS6294249A (ja) * | 1985-10-17 | 1987-04-30 | Fanuc Ltd | 速度制御方式 |
JPH0834573B2 (ja) * | 1985-11-20 | 1996-03-29 | 株式会社日立製作所 | トラッキング制御装置 |
US4760471A (en) * | 1986-04-11 | 1988-07-26 | Ampex Corporation | System and method to improve picture quality during shuttling of video tapes |
US4679103A (en) * | 1986-04-29 | 1987-07-07 | International Business Machines Corporation | Digital servo control system for a data recording disk file |
JPH01253881A (ja) * | 1988-04-04 | 1989-10-11 | Hitachi Ltd | 磁気ヘッド位置決め速度制御方式 |
JPH0291864A (ja) * | 1988-09-27 | 1990-03-30 | Nec Ibaraki Ltd | 磁気ディスク装置 |
JPH02121123A (ja) * | 1988-10-31 | 1990-05-09 | Hitachi Ltd | テープ装置 |
US5313347A (en) * | 1990-01-12 | 1994-05-17 | Mitsubishi Denki Kabushiki Kaisha | Rotating magnetic head for a magnetic recording reproduction system |
JP2595752B2 (ja) * | 1990-03-27 | 1997-04-02 | 三菱電機株式会社 | 磁気記録再生装置 |
US5384676A (en) * | 1991-04-19 | 1995-01-24 | Mitsubishi Denki Kabushiki Kaisha | Magnetic head position controller in a magnetic recording and reproducing apparatus |
-
1991
- 1991-06-28 EP EP91305893A patent/EP0463883B1/de not_active Expired - Lifetime
- 1991-06-28 DE DE69130011T patent/DE69130011T2/de not_active Expired - Fee Related
- 1991-06-28 SG SG1996001783A patent/SG47005A1/en unknown
-
1993
- 1993-04-14 US US08/048,951 patent/US5404252A/en not_active Expired - Fee Related
-
1994
- 1994-09-09 US US08/304,411 patent/US5566378A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5404252A (en) | 1995-04-04 |
EP0463883A3 (en) | 1993-02-03 |
EP0463883A2 (de) | 1992-01-02 |
US5566378A (en) | 1996-10-15 |
EP0463883B1 (de) | 1998-08-19 |
DE69130011T2 (de) | 1999-02-04 |
DE69130011D1 (de) | 1998-09-24 |
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