DE69929111D1 - Magnetaufzeichnungsgerät - Google Patents

Magnetaufzeichnungsgerät

Info

Publication number
DE69929111D1
DE69929111D1 DE69929111T DE69929111T DE69929111D1 DE 69929111 D1 DE69929111 D1 DE 69929111D1 DE 69929111 T DE69929111 T DE 69929111T DE 69929111 T DE69929111 T DE 69929111T DE 69929111 D1 DE69929111 D1 DE 69929111D1
Authority
DE
Germany
Prior art keywords
recording apparatus
magnetic recording
magnetic
recording
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
DE69929111T
Other languages
English (en)
Other versions
DE69929111T2 (de
Inventor
Richard D Barndt
Carl P Taussig
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.)
Hewlett Packard Development Co LP
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
Publication of DE69929111D1 publication Critical patent/DE69929111D1/de
Application granted granted Critical
Publication of DE69929111T2 publication Critical patent/DE69929111T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/488Disposition of heads
    • G11B5/4893Disposition of heads relative to moving tape
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/56Disposition 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 support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/584Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14Reducing influence of physical parameters, e.g. temperature change, moisture, dust
DE69929111T 1998-05-22 1999-05-05 Magnetaufzeichnungsgerät Expired - Lifetime DE69929111T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/083,854 US6222698B1 (en) 1998-05-22 1998-05-22 Magnetic tape dimensional instability compensation by varying recording head azimuth angle
US83854 1998-05-22

Publications (2)

Publication Number Publication Date
DE69929111D1 true DE69929111D1 (de) 2006-02-02
DE69929111T2 DE69929111T2 (de) 2006-11-09

Family

ID=22181126

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69929111T Expired - Lifetime DE69929111T2 (de) 1998-05-22 1999-05-05 Magnetaufzeichnungsgerät

Country Status (4)

Country Link
US (1) US6222698B1 (de)
EP (1) EP0959454B1 (de)
JP (1) JPH11353630A (de)
DE (1) DE69929111T2 (de)

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US7538966B2 (en) * 2007-10-12 2009-05-26 Quantum Corporation Read/write head azimuth determination via servo band signal information
JP2009123288A (ja) * 2007-11-15 2009-06-04 Tdk Corp ヘッド装置、ドライブ装置およびトラッキング方法
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US8068300B2 (en) * 2008-03-28 2011-11-29 Advanced Research Corporation Thin film planar arbitrary gap pattern magnetic head
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US8773810B2 (en) 2011-01-20 2014-07-08 International Business Machines Corporation Adjustable span recording head
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US9916860B2 (en) * 2013-03-13 2018-03-13 Oracle International Corporation Azimuth actuated dual device set positioning
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
US8797682B1 (en) 2013-08-21 2014-08-05 International Business Machines Corporation Quasi-statically tilted magnetic tape head having backward compatibility
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
US9013826B1 (en) 2013-12-18 2015-04-21 International Business Machines Corporation Tape dimension compensation
US8937786B1 (en) 2013-12-18 2015-01-20 International Business Machines Corporation Tape servo track write compensation
US9105291B1 (en) 2014-03-11 2015-08-11 International Business Machines Corporation Tape recording head having non-parallel gaps and dissimilar transducer pitches
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US9230590B1 (en) * 2014-12-11 2016-01-05 International Business Machines Corporation Dynamic adjustments of tape head wrap angles
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Also Published As

Publication number Publication date
JPH11353630A (ja) 1999-12-24
EP0959454A2 (de) 1999-11-24
EP0959454B1 (de) 2005-12-28
US6222698B1 (en) 2001-04-24
DE69929111T2 (de) 2006-11-09
EP0959454A3 (de) 2000-12-27

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., HOUSTON

8364 No opposition during term of opposition