JP5043615B2 - テープ・ヘッド、および磁気記録テープ上にデータを書込むための方法 - Google Patents
テープ・ヘッド、および磁気記録テープ上にデータを書込むための方法 Download PDFInfo
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- JP5043615B2 JP5043615B2 JP2007315857A JP2007315857A JP5043615B2 JP 5043615 B2 JP5043615 B2 JP 5043615B2 JP 2007315857 A JP2007315857 A JP 2007315857A JP 2007315857 A JP2007315857 A JP 2007315857A JP 5043615 B2 JP5043615 B2 JP 5043615B2
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- JP
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- Prior art keywords
- tape
- transducer
- array
- spacing distance
- track
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- 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
Description
Claims (5)
- テープ寸法変化を吸収すると同時に磁気記録テープ上にデータを変換するための方法であって、
変換されるべき異なるトラック間隔距離に対応する異なるトランスデューサ間隔距離を有する複数のトランスデューサ素子の配列を含むテープ・ヘッドの端から端まで前記テープを流すステップと、
前記トランスデューサ素子の配列は、
前記テープを公称トラック間隔での公称寸法状態にある時の使用のために、公称トラック間隔距離に対応する公称トランスデューサ間隔距離を有する前記配列の第1のものと、
前記テープを縮小トラック間隔での縮小寸法状態にある時の使用のために、縮小トラック間隔距離に対応する縮小トランスデューサ間隔距離を有する前記配列の第2のものと、
前記テープを拡大トラック間隔での拡大寸法状態にある時の使用のために、拡大トラック間隔距離に対応する拡大トランスデューサ間隔距離を有する前記配列の第3のものとを含み、
前記テープの寸法条件を決定するステップと、
前記トランスデューサ間隔距離のうちのどれが前記テープ寸法条件と最も密接に一致するかに従って変換するために前記トランスデューサ配列のうちの1つを選択するステップと、を含む、
方法。 - 前記テープ寸法条件を決定する前記ステップは、前記テープ上のあらかじめ記録されたサーボ・マーキングを読取るステップを含む、請求項1に記載の方法。
- 前記サーボマークは、各配列中で互いに等間隔に配置される各配列中の1対のサーボ読取りトランスデューサにより読取られる、請求項2に記載の方法。
- テープ寸法変化を吸収すると同時に磁気記録テープ上にデータを変換するための方法であって、
変換されるべき異なるトラック間隔距離に対応する異なるトランスデューサ間隔距離を有する2つ以上のトランスデューサ素子の配列を含むテープ・ヘッドの端から端まで前記テープを流すステップであって、
前記トランスデューサ素子の配列は、
前記テープを公称トラック間隔での公称寸法状態にある時の使用のために、公称トラック間隔距離に対応する公称トランスデューサ間隔距離を有する第1の配列と、
前記テープを縮小トラック間隔での縮小寸法状態にある時の使用のために、縮小トラック間隔距離に対応する縮小トランスデューサ間隔距離を有する第2の配列とを含み、 前記テープは、テープ拡張により前記テープ・トラック間隔距離が拡大され、同時に前記テープを長手方向に延伸して前記拡大されたテープ・トラック間隔距離が縮小して公称テープ・トラック間隔距離に至る場合に、第1の配列により変換される、方法。 - テープ・ドライブにおいて、テープ寸法変化を受ける磁気記録テープ上のデータを変換するためのテープ・ヘッドであって、
複数のテープ・ヘッド・モジュールを含み、各テープ・モジュールが、
公称テープ・トラック間隔距離に対応する第1のトランスデューサ間隔距離により互いに間隔をおかれたトランスデューサ素子を有するトランスデューサ素子の第1の配列と、
テープ収縮により引き起こされた縮小されたテープ・トラック間隔距離に対応する第2のトランスデューサ間隔距離により互いに間隔をおいて配置されたトランスデューサ素子の第2の配列と、
テープ拡張により引き起こされた拡大されたテープ・トラック間隔距離に対応する第3のトランスデューサ間隔距離により互いに間隔をおいて配置されたトランスデューサ素子の第3の配列と、を含み、
前記配列が、クロストラック方向に互いに間隔をおいて配置され、
前記トランスデューサ配列は、前記テープの寸法条件を決定し、前記トランスデューサ間隔距離のうちのどれが前記テープ寸法条件と最も密接に一致するかに従って変換するために、選択される、テープ・ヘッド。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/609725 | 2006-12-12 | ||
US11/609,725 US7480117B2 (en) | 2006-12-12 | 2006-12-12 | High areal density tape head |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008146818A JP2008146818A (ja) | 2008-06-26 |
JP5043615B2 true JP5043615B2 (ja) | 2012-10-10 |
Family
ID=39497700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007315857A Expired - Fee Related JP5043615B2 (ja) | 2006-12-12 | 2007-12-06 | テープ・ヘッド、および磁気記録テープ上にデータを書込むための方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7480117B2 (ja) |
JP (1) | JP5043615B2 (ja) |
CN (1) | CN101202050B (ja) |
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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 |
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 |
US9251825B2 (en) | 2013-12-16 | 2016-02-02 | Globalfoundries Inc. | Backward compatible head for quasi-static tilted reading and/or recording |
US9263087B2 (en) | 2013-09-05 | 2016-02-16 | International Business Machines Corporation | Quasi-statically tilted head having dilated transducer pitch |
US9449628B2 (en) | 2013-05-01 | 2016-09-20 | International Business Machines Corporation | Quasi-statically oriented, bi-directional tape recording head |
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US8310777B2 (en) * | 2009-09-09 | 2012-11-13 | International Business Machines Corporation | Systems and methods for reducing crosstalk between adjacent writers |
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US8184394B2 (en) | 2010-04-20 | 2012-05-22 | Hewlett-Packard Development Company, L.P. | Transducer head assemblies and modules |
US8711501B2 (en) * | 2012-03-02 | 2014-04-29 | International Business Machines Corporation | Customizing a range of acceptable tape dimensional stability write conditions |
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US11145323B1 (en) | 2020-11-30 | 2021-10-12 | International Business Machines Corporation | Accurate skew determination for magnetic tapes experiencing the effects of tape dimensional instability |
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2006
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-
2007
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- 2007-12-06 JP JP2007315857A patent/JP5043615B2/ja not_active Expired - Fee Related
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2008
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US9129614B2 (en) | 2013-05-01 | 2015-09-08 | International Business Machines Corporation | Magnetic head having canted arrays |
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US9218838B2 (en) | 2013-12-12 | 2015-12-22 | International Business Machines Corporation | Quasi-statically tilted head having offset reader/writer transducer pairs |
US9355665B2 (en) | 2013-12-12 | 2016-05-31 | International Business Machines Corporation | Quasi-statically tilted head having offset reader/writer transducer pairs |
US9251825B2 (en) | 2013-12-16 | 2016-02-02 | Globalfoundries Inc. | Backward compatible head for quasi-static tilted reading and/or recording |
US9318138B2 (en) | 2014-07-17 | 2016-04-19 | International Business Machines Corporation | Write delay to de-skew data in read while write function for tape storage devices |
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 |
Also Published As
Publication number | Publication date |
---|---|
US20090027803A1 (en) | 2009-01-29 |
US20080137235A1 (en) | 2008-06-12 |
CN101202050A (zh) | 2008-06-18 |
CN101202050B (zh) | 2010-12-08 |
JP2008146818A (ja) | 2008-06-26 |
US7480117B2 (en) | 2009-01-20 |
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