DE69922570D1 - Wandler für Magnetbänder - Google Patents

Wandler für Magnetbänder

Info

Publication number
DE69922570D1
DE69922570D1 DE69922570T DE69922570T DE69922570D1 DE 69922570 D1 DE69922570 D1 DE 69922570D1 DE 69922570 T DE69922570 T DE 69922570T DE 69922570 T DE69922570 T DE 69922570T DE 69922570 D1 DE69922570 D1 DE 69922570D1
Authority
DE
Germany
Prior art keywords
transducer
magnetic tapes
tapes
magnetic
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 - Lifetime
Application number
DE69922570T
Other languages
English (en)
Inventor
Richard D Barndt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69922570D1 publication Critical patent/DE69922570D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B5/5504—Track change, selection or acquisition by displacement of the head across tape tracks
DE69922570T 1998-04-03 1999-04-01 Wandler für Magnetbänder Expired - Lifetime DE69922570D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/054,648 US6275350B1 (en) 1998-04-03 1998-04-03 Magnetic head and method for compensating for magnetic tape dimensional instability

Publications (1)

Publication Number Publication Date
DE69922570D1 true DE69922570D1 (de) 2005-01-20

Family

ID=21992565

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69922570T Expired - Lifetime DE69922570D1 (de) 1998-04-03 1999-04-01 Wandler für Magnetbänder

Country Status (4)

Country Link
US (1) US6275350B1 (de)
EP (1) EP0947981B1 (de)
JP (1) JP3866440B2 (de)
DE (1) DE69922570D1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6496328B1 (en) 1999-12-30 2002-12-17 Advanced Research Corporation Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
JP2002092809A (ja) * 2000-09-07 2002-03-29 Fuji Photo Film Co Ltd 磁気テープ記録媒体、及び、磁気テープ記録再生装置、及び、磁気テープ記録方法、及び、磁気テープカセット
US6947247B2 (en) 2003-03-05 2005-09-20 Advanced Research Corporation Large angle azimuth recording and head configurations
US6999268B2 (en) * 2003-08-12 2006-02-14 Hewlett-Packard Development Company, L.P. Method and system of a head for a storage media
US7136255B2 (en) * 2003-10-20 2006-11-14 Quantum Corporation Servo methods and systems using masked medium edge position sensors
US7085095B2 (en) * 2003-10-20 2006-08-01 Quantum Corporation Electromagnetic void-sensing probes and position control systems
US7149050B2 (en) * 2003-10-20 2006-12-12 Quantum Corporation Diffractive position sensors and control systems
US7102845B2 (en) * 2003-10-20 2006-09-05 Quantum Corporation Servo methods and systems using existing data structures and medium edge position
US7139152B2 (en) * 2003-10-20 2006-11-21 Quantum Corporation Servo methods and systems using existing data structures and optical masks
US7116514B2 (en) * 2003-10-20 2006-10-03 Quantum Corporation Methods and systems for magnetic recording
US8810960B2 (en) * 2003-12-04 2014-08-19 Oracle America, Inc. Multi-head data storage device with plural data channels per head
US8144424B2 (en) 2003-12-19 2012-03-27 Dugas Matthew P Timing-based servo verify head and magnetic media made therewith
US7450341B2 (en) 2004-05-04 2008-11-11 Advanced Research Corporation Intergrated thin film subgap subpole structure for arbitrary gap pattern magnetic recording heads and method of making the same
US7184233B2 (en) * 2004-06-04 2007-02-27 Quantum Corporation Dual source tracking servo systems and associated methods
US7092200B2 (en) * 2004-06-25 2006-08-15 Fuji Photo Film Co., Ltd. Magnetic tape drive with recording head group providing high density data signal recording
US7567409B2 (en) * 2004-09-09 2009-07-28 Hitachi Global Storage Technologies Netherlands B.V. Multilayer narrow pitch tape head array
US20060103968A1 (en) * 2004-11-12 2006-05-18 Jurneke Joe K Dynamic skew compensation systems and associated methods
US7499235B2 (en) 2005-03-18 2009-03-03 Quantum Corporation Auto-servo tape system and associated recording head
US7826169B2 (en) * 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods
US7746588B2 (en) * 2007-09-14 2010-06-29 International Business Machines Corporation Tape-based data storage system capable of reading and/or writing multiple error correctable sets of data
JP2009151851A (ja) * 2007-12-19 2009-07-09 Sony Corp 磁気テープ、磁気テープ装置、サーボパターン記録装置、磁気テープの製造方法及び記録方法
US8068301B2 (en) 2008-03-28 2011-11-29 Advanced Research Corporation Magnetic media formed by a thin film planar arbitrary gap pattern magnetic head
US7764460B2 (en) * 2008-09-17 2010-07-27 International Business Machines Corporation Adjusting read heads based on misregistration calculated from servo patterns
US8767331B2 (en) 2009-07-31 2014-07-01 Advanced Research Corporation Erase drive system and methods of erasure for tape data cartridge
GB2486609B (en) * 2009-10-05 2018-05-09 Hewlett Packard Entpr Dev Lp Adjusting a transducer head for transferring data
US7982994B1 (en) * 2010-05-12 2011-07-19 Seagate Technology, Llc Multi-level recording on shingled coherent magnetic media
US9129614B2 (en) 2013-05-01 2015-09-08 International Business Machines Corporation Magnetic head having canted arrays
US9208809B2 (en) 2013-05-01 2015-12-08 International Business Machines Corporation Magnetic head and system having offset arrays
US9449628B2 (en) 2013-05-01 2016-09-20 International Business Machines Corporation Quasi-statically oriented, bi-directional tape recording head
US8810957B1 (en) 2013-09-05 2014-08-19 International Business Machines Corporation Quasi-statically tilted head having dilated transducer pitch
US9214164B2 (en) 2013-09-16 2015-12-15 International Business Machines Corporation Miniskirt tape head having quasi-statically tilted transducer arrays
US9218838B2 (en) 2013-12-12 2015-12-22 International Business Machines Corporation Quasi-statically tilted head having offset reader/writer transducer pairs
US9007712B1 (en) 2013-12-16 2015-04-14 International Business Machines Corporation Backward compatible head for quasi-static tilted reading and/or recording
US9117470B1 (en) 2014-07-17 2015-08-25 International Business Machines Corporation Write delay to de-skew data in read while write function for tape storage devices
US10930306B1 (en) 2019-11-12 2021-02-23 International Business Machines Corporation Magnetic measurement of head span spacing

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736775A (en) 1950-10-03 1956-02-28 Armour Res Found Magnetic transducer head assembly
JPS6098524A (ja) * 1983-11-04 1985-06-01 Diafoil Co Ltd 磁気テ−プ用ポリエステルフイルム
US5008765A (en) * 1989-01-17 1991-04-16 Minnesota Mining And Manufacturing Company Method and apparatus for reading or writing on tape using a servo positioned multiple channel head
US5257148A (en) 1989-05-30 1993-10-26 Tandberg Data As Method and apparatus for positioning a magnetic head in a magnetic layer memory system using tracking by reading a spaced pair of corresponding subtracks
US5436780A (en) * 1991-06-03 1995-07-25 Matsushita Electric Industrial Co., Ltd. Thin film magnetic head device
US5289328A (en) * 1992-05-26 1994-02-22 George Saliba Method and apparatus for variable density read-after-writing on magnetic tape
US5371638A (en) 1992-06-24 1994-12-06 Digital Equipment Corporation Servo method and apparatus for very high track density magnetic recording by adjusting head position based on servo information read from adjacent track
US5392170A (en) 1992-09-22 1995-02-21 Tandberg Data A/S Magnetic tape storage unit with improved ability to read data by using a set of multiple read elements
EP0617424A1 (de) 1993-03-26 1994-09-28 Tandberg Data Storage AS Für Vorrichtungen zur magnetischen oder optischen Aufzeichnung mit hoher Dichte geeignete Abtastkopfanordnung
US5600505A (en) 1994-06-10 1997-02-04 Exabyte Corporation Skew correction in a multi-track tape recorder/player
US5867339A (en) 1996-01-11 1999-02-02 Quantum Corporation Two channel azimuth and two channel non-azimuth read-after-write longitudinal magnetic head
TW326092B (en) * 1996-06-28 1998-02-01 Thomson Brandt Gmbh Multitrack tape device using a movable magnetic head with a planar surface and comprising tape supporting means
JPH11283234A (ja) * 1998-01-30 1999-10-15 Sony Corp 磁気記録媒体

Also Published As

Publication number Publication date
US6275350B1 (en) 2001-08-14
EP0947981A2 (de) 1999-10-06
JPH11328640A (ja) 1999-11-30
EP0947981B1 (de) 2004-12-15
EP0947981A3 (de) 2000-11-15
JP3866440B2 (ja) 2007-01-10

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Legal Events

Date Code Title Description
8332 No legal effect for de