DE19882210T1 - Band-Servosystem und Verfahren, Lese-/Schreibköpfe und Servospurkonfigurationen hinsichtlich derselben - Google Patents

Band-Servosystem und Verfahren, Lese-/Schreibköpfe und Servospurkonfigurationen hinsichtlich derselben

Info

Publication number
DE19882210T1
DE19882210T1 DE19882210T DE19882210T DE19882210T1 DE 19882210 T1 DE19882210 T1 DE 19882210T1 DE 19882210 T DE19882210 T DE 19882210T DE 19882210 T DE19882210 T DE 19882210T DE 19882210 T1 DE19882210 T1 DE 19882210T1
Authority
DE
Germany
Prior art keywords
read
write heads
servo
configurations related
tape
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.)
Withdrawn
Application number
DE19882210T
Other languages
English (en)
Inventor
Theodore A Schwarz
Hug T Tran
Robert J Youngquist
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.)
GlassBridge Enterprises Inc
Original Assignee
Imation Corp
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 Imation Corp filed Critical Imation Corp
Publication of DE19882210T1 publication Critical patent/DE19882210T1/de
Withdrawn legal-status Critical Current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
    • G11B5/5508—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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • 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
    • G11B21/103—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 on tapes
    • 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
    • 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
DE19882210T 1997-03-04 1998-02-12 Band-Servosystem und Verfahren, Lese-/Schreibköpfe und Servospurkonfigurationen hinsichtlich derselben Withdrawn DE19882210T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/811,390 US5946156A (en) 1997-03-04 1997-03-04 Tape servo system and methods, write/read heads, and servo track configurations regarding same
PCT/US1998/002866 WO1998039771A1 (en) 1997-03-04 1998-02-12 Tape servo system and methods, write/read heads, and servo track configurations regarding same

Publications (1)

Publication Number Publication Date
DE19882210T1 true DE19882210T1 (de) 2000-03-30

Family

ID=25206407

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882210T Withdrawn DE19882210T1 (de) 1997-03-04 1998-02-12 Band-Servosystem und Verfahren, Lese-/Schreibköpfe und Servospurkonfigurationen hinsichtlich derselben

Country Status (5)

Country Link
US (2) US5946156A (de)
JP (1) JP2001513247A (de)
CN (1) CN1249840A (de)
DE (1) DE19882210T1 (de)
WO (1) WO1998039771A1 (de)

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US6005737A (en) * 1997-05-24 1999-12-21 Seagate Technology, Inc. Magnetic tape drive having improved servo control
US6018444A (en) * 1997-10-28 2000-01-25 Hewlett-Packard Company Batch fabricated servo write head having low write-gap linewidth variation
USRE40413E1 (en) * 1998-11-06 2008-07-01 Purchased Patent Management Llc Method and apparatus for developing a dynamic servo signal from data
US6381088B1 (en) 1998-11-06 2002-04-30 Acorn Technologies, Inc. Apparatus for developing a dynamic servo signal from data in a magnetic disc drive and method
US6594103B1 (en) 1999-11-12 2003-07-15 Acorn Technologies, Inc. Read channel generating absolute value servo signal
US6545836B1 (en) 1999-11-12 2003-04-08 Acorn Technologies, Inc. Servo control apparatus and method using absolute value input signals
US6721126B1 (en) 2000-08-16 2004-04-13 International Business Machines Corporation Position identification for a coarse actuator portion of a compound actuator
US6690531B2 (en) 2000-12-22 2004-02-10 Imation Corp. Dynamic tape path adjustment
US20030002193A1 (en) * 2001-06-28 2003-01-02 Echere Iroaga Method of providing a programmable voltage bias during multi channel servo mode
US6934115B1 (en) * 2002-04-25 2005-08-23 Storage Technology Corporation Band identification using a single C-core servo write head for timing based servo patterns
JP4080233B2 (ja) * 2002-05-07 2008-04-23 富士通株式会社 磁気記録装置および磁気記録媒体
US6831805B2 (en) * 2002-06-27 2004-12-14 International Business Machines Corporation Apparatus and method to read and/or write information to a magnetic tape medium
JP2004145949A (ja) * 2002-10-23 2004-05-20 Fuji Photo Film Co Ltd サーボ信号検査装置
JP4157412B2 (ja) * 2003-04-15 2008-10-01 富士フイルム株式会社 磁気テープおよびその製造方法、サーボライタ、ならびにサーボバンドの識別方法および装置
US7646558B2 (en) * 2007-01-23 2010-01-12 Sun Microsystems, Inc. Positioning system and method for a transducer head
WO2009014706A1 (en) * 2007-07-23 2009-01-29 Rod Brittner Quality of service and streaming attributes for a data storage device
WO2013046067A1 (en) * 2011-09-29 2013-04-04 International Business Machines Corporation Servo control
GB2518677A (en) * 2013-09-30 2015-04-01 Ibm Tape storage medium
US11448493B2 (en) 2018-11-27 2022-09-20 International Business Machines Corporation Calibration of writer offset using media dimensional stability
JP7170553B2 (ja) * 2019-02-01 2022-11-14 株式会社東芝 磁気ディスク装置及びリード処理方法
US11295772B1 (en) * 2020-11-14 2022-04-05 Western Digital Technologies, Inc. Data storage device compensating for tape distortion
US11605400B2 (en) 2021-07-20 2023-03-14 International Business Machines Corporation Tape acclimation acceleration for environmental calibration

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Also Published As

Publication number Publication date
CN1249840A (zh) 2000-04-05
US5946156A (en) 1999-08-31
US6091565A (en) 2000-07-18
WO1998039771A1 (en) 1998-09-11
JP2001513247A (ja) 2001-08-28

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Legal Events

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8139 Disposal/non-payment of the annual fee