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公开(公告)号：US20070002481A1
公开(公告)日：2007-01-04
申请号：US11475863
申请日：2006-06-28
申请人： Akira Kikitsu , Masatoshi Sakurai , Masahiro Oka
发明人： Akira Kikitsu , Masatoshi Sakurai , Masahiro Oka
IPC分类号： G11B5/09
摘要： According to one embodiment, a magnetic recording apparatus has a magnetic recording media including a substrate having protrusions and recesses corresponding to a servo zone and a data zone and a magnetic layer deposited thereon, and a read/write head including a pair of magnetic shields and a giant magnetoresistive element, in which a track pitch of the media ranges 20 to 300 nm, a linear velocity of the magnetic recording media is 11 m/s, and a distance m from the magnetic shield to the magnetic layer on the protrusions of the media and a distance d between the magnetic layer on the protrusions and that on the recesses in the servo zone of the media are satisfies the condition that the value of d/m is 0.2 or more and 3 or less.
摘要翻译： 根据一个实施例，磁记录装置具有磁记录介质，该磁记录介质包括具有与伺服区对应的突起和凹部的基板，以及沉积在其上的数据区和磁性层，以及包括一对磁屏蔽的读/写头 介质的磁道间距为20〜300nm，磁记录媒体的线速度为11m / s，从磁屏蔽到磁性层的距离m为大的磁阻元件， 介质和介质上的磁性层与介质的伺服区的凹部之间的距离d满足d / m的值为0.2以上且3以下的条件。
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公开(公告)号：US08289645B2
公开(公告)日：2012-10-16
申请号：US12897281
申请日：2010-10-04
IPC分类号： G11B21/02
摘要： According to one embodiment, there is provided a magnetic disk apparatus having a magnetic disk having magnetic dot lines each including magnetic dots arrayed at equal intervals in a down track direction, and a read/write head which uses a plurality of adjacent magnetic dot lines as one track and sequentially performs read and write on the magnetic dots included in the magnetic dot lines constituting the track, in which the magnetic dots included in each of the magnetic dot lines in each track of the magnetic disk are displaced in the down track direction from the magnetic dots included in the adjacent dot line in the track depending on a possible skew angle between the read/write head and the track so that the magnetic dots are sequentially accessed by the read/write head.
摘要翻译： 根据一个实施例，提供了一种具有磁盘的磁盘装置，该磁盘具有磁点线，每个磁点线包括沿下行方向等间隔排列的磁点，以及使用多个相邻磁点线的读/写头作为 一个磁道，并顺序地对构成磁道的磁点线中包括的磁点进行读和写，其中包括在磁盘的每个磁迹中的每个磁点线中的磁点在下行轨道方向上移位， 根据读/写头和轨道之间的可能的倾斜角度，包括在轨道中的相邻点线中的磁点，使得磁点由读/写头顺序地访问。
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103.发明授权公开(公告)号：US07345838B2
公开(公告)日：2008-03-18
申请号：US11197535
申请日：2005-08-05
申请人： Masatoshi Sakurai , Akira Kikitsu , Makoto Asakura
发明人： Masatoshi Sakurai , Akira Kikitsu , Makoto Asakura
IPC分类号： G11B5/09
CPC分类号： G11B5/1278
摘要： The present invention relates to a magnetic recording media including servo zones having magnetic or nonmagnetic patterns which are utilized as servo signals including burst marks of a burst section adapted to detect off-track deviation, and data zones, in which the burst marks of the burst section in each of the servo zones are formed of an isolated nonmagnetic material surrounded by a magnetic material.
摘要翻译： 磁记录介质技术领域本发明涉及包括具有磁性或非磁性图案的伺服区域的磁记录介质，其被用作伺服信号，包括适于检测偏离偏离的突发段的突发标记，以及数据区，其中突发的突发标记 每个伺服区中的截面由被磁性材料包围的隔离的非磁性材料形成。
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公开(公告)号：US20080002269A1
公开(公告)日：2008-01-03
申请号：US11819639
申请日：2007-06-28
IPC分类号： G11B5/09
摘要： According to one embodiment, there is provided a magnetic disk apparatus having a magnetic disk having magnetic dot lines each including magnetic dots arrayed at equal intervals in a down track direction, and a read/write head which uses a plurality of adjacent magnetic dot lines as one track and sequentially performs read and write on the magnetic dots included in the magnetic dot lines constituting the track, in which the magnetic dots included in each of the magnetic dot lines in each track of the magnetic disk are displaced in the down track direction from the magnetic dots included in the adjacent dot line in the track depending on a possible skew angle between the read/write head and the track so that the magnetic dots are sequentially accessed by the read/write head.
摘要翻译： 根据一个实施例，提供了一种具有磁盘的磁盘装置，该磁盘具有磁点线，每个磁点线包括沿下行方向等间隔排列的磁点，以及使用多个相邻磁点线的读/写头作为 一个磁道，并顺序地对构成磁道的磁点线中包括的磁点进行读和写，其中包括在磁盘的每个磁迹中的每个磁点线中的磁点在下行轨道方向上移位， 根据读/写头和轨道之间的可能的倾斜角度，包括在轨道中的相邻点线中的磁点，使得磁点由读/写头顺序地访问。
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公开(公告)号：US20060023368A1
公开(公告)日：2006-02-02
申请号：US11191271
申请日：2005-07-28
申请人： Akira Kikitsu , Makoto Asakura , Masatoshi Sakurai
发明人： Akira Kikitsu , Makoto Asakura , Masatoshi Sakurai
摘要： A magnetic recording apparatus includes a magnetic recording media, a spindle motor which rotates the magnetic recording media, a flying head slider including a read head using a giant magnetoresistive element, an actuator which moves the head slider over the magnetic recording media, a chassis which houses the above members and a discharge mechanism which passes metal portions and dielectric portions alternately with facing to the read head within a distance of 50 nm or less.
摘要翻译： 磁记录装置包括磁记录介质，旋转磁记录介质的主轴电机，包括使用巨磁电阻元件的读头的飞头滑块，将磁头滑块移动到磁记录介质上的致动器， 容纳上述构件，并且在50nm以下的距离内使金属部分和电介质部分交替地朝向读取头传递的放电机构。
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106.发明授权公开(公告)号：US08102616B2
公开(公告)日：2012-01-24
申请号：US12973171
申请日：2010-12-20
IPC分类号： G11B21/02
CPC分类号： G11B5/59688 , B82Y10/00 , G11B5/743 , G11B5/855
摘要： According to one embodiment, there is provided a magnetic recording medium having a data region in which a plurality of recording tracks, each including magnetic dots arrayed in a down-track direction with a pitch p, are formed in a cross-track direction, and a servo region including a preamble in which a plurality of lines of magnetic dots, which are arrayed in a cross-track direction with a pitch p, are formed at equal intervals in the down-track direction.
摘要翻译： 根据一个实施例，提供了一种具有数据区域的磁记录介质，其中沿横向方向形成多个记录磁道，每个记录磁道包括沿下行方向排列的间距为p的磁点，并且 在下行轨道方向上以等间隔形成包括前导码的伺服区域，其中排列在具有间距p的交叉轨道方向上的多个磁迹线。
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公开(公告)号：US07848046B2
公开(公告)日：2010-12-07
申请号：US11819639
申请日：2007-06-28
IPC分类号： G11B21/02
摘要： According to one embodiment, there is provided a magnetic disk apparatus having a magnetic disk having magnetic dot lines each including magnetic dots arrayed at equal intervals in a down track direction, and a read/write head which uses a plurality of adjacent magnetic dot lines as one track and sequentially performs read and write on the magnetic dots included in the magnetic dot lines constituting the track, in which the magnetic dots included in each of the magnetic dot lines in each track of the magnetic disk are displaced in the down track direction from the magnetic dots included in the adjacent dot line in the track depending on a possible skew angle between the read/write head and the track so that the magnetic dots are sequentially accessed by the read/write head.
摘要翻译： 根据一个实施例，提供了一种具有磁盘的磁盘装置，该磁盘具有磁点线，每个磁点线包括沿下行方向等间隔排列的磁点，以及使用多个相邻磁点线的读/写头作为 一个磁道，并顺序地对构成磁道的磁点线中包括的磁点进行读和写，其中包括在磁盘的每个磁迹中的每个磁点线中的磁点在下行轨道方向上移位， 根据读/写头和轨道之间的可能的倾斜角度，包括在轨道中的相邻点线中的磁点，使得磁点由读/写头顺序地访问。
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108.发明授权公开(公告)号：US07894155B2
公开(公告)日：2011-02-22
申请号：US11819916
申请日：2007-06-29
IPC分类号： G11B21/02
CPC分类号： G11B5/59688 , B82Y10/00 , G11B5/743 , G11B5/855
摘要： According to one embodiment, there is provided a magnetic recording medium having a data region in which a plurality of recording tracks, each including magnetic dots arrayed in a down-track direction with a pitch p, are formed in a cross-track direction, and a servo region including a preamble in which a plurality of lines of magnetic dots, which are arrayed in a cross-track direction with a pitch p, are formed at equal intervals in the down-track direction.
摘要翻译： 根据一个实施例，提供了一种具有数据区域的磁记录介质，其中沿横向方向形成多个记录磁道，每个记录磁道包括沿下行方向排列的间距为p的磁点，并且 在下行轨道方向上以等间隔形成包括前导码的伺服区域，其中排列在具有间距p的交叉轨道方向上的多个磁迹线。
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公开(公告)号：US20110019306A1
公开(公告)日：2011-01-27
申请号：US12897281
申请日：2010-10-04
IPC分类号： G11B5/127
摘要： According to one embodiment, there is provided a magnetic disk apparatus having a magnetic disk having magnetic dot lines each including magnetic dots arrayed at equal intervals in a down track direction, and a read/write head which uses a plurality of adjacent magnetic dot lines as one track and sequentially performs read and write on the magnetic dots included in the magnetic dot lines constituting the track, in which the magnetic dots included in each of the magnetic dot lines in each track of the magnetic disk are displaced in the down track direction from the magnetic dots included in the adjacent dot line in the track depending on a possible skew angle between the read/write head and the track so that the magnetic dots are sequentially accessed by the read/write head.
摘要翻译： 根据一个实施例，提供了一种具有磁盘的磁盘装置，该磁盘具有磁点线，每个磁点线包括沿下行方向等间隔排列的磁点，以及使用多个相邻磁点线的读/写头作为 一个磁道，并顺序地对构成磁道的磁点线中包括的磁点进行读和写，其中包括在磁盘的每个磁迹中的每个磁点线中的磁点在下行轨道方向上移位， 根据读/写头和轨道之间的可能的倾斜角度，包括在轨道中的相邻点线中的磁点，使得磁点由读/写头顺序地访问。
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110.发明申请公开(公告)号：US20080002295A1
公开(公告)日：2008-01-03
申请号：US11819916
申请日：2007-06-29
CPC分类号： G11B5/59688 , B82Y10/00 , G11B5/743 , G11B5/855
摘要： According to one embodiment, there is provided a magnetic recording medium having a data region in which a plurality of recording tracks, each including magnetic dots arrayed in a down-track direction with a pitch p, are formed in a cross-track direction, and a servo region including a preamble in which a plurality of lines of magnetic dots, which are arrayed in a cross-track direction with a pitch p, are formed at equal intervals in the down-track direction.
摘要翻译： 根据一个实施例，提供了一种具有数据区域的磁记录介质，其中沿横向方向形成多个记录磁道，每个记录磁道包括沿下行方向排列的间距为p的磁点，并且 在下行轨道方向上以等间隔形成包括前导码的伺服区域，其中排列在具有间距p的交叉轨道方向上的多个磁迹线。
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