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公开(公告)号：US08621910B2
公开(公告)日：2014-01-07
申请号：US12431529
申请日：2009-04-28
CPC分类号： G01N3/56 , G01N2203/0664 , G11B5/3106 , G11B5/40
摘要： In one embodiment, a system comprises a magnetic head, a protective coating on a media-facing side of the head, and an indentation in the protective coating having a dimension that, when the protective coating wears, is indicative of an amount of wear of the protective coating. A method, in another embodiment, comprises creating an indentation in a protective coating of a magnetic head, the indentation having a dimension that, when the protective coating wears, is indicative of an amount of wear of the protective coating. In another embodiment, a method comprises visually inspecting indentations in a protective coating of a magnetic head, wherein at least two of the indentations have differing dimensions that, when the protective coating wears, are indicative of the amount of wear of the protective coating. The method also includes estimating an amount of wear of the protective coating based on the visual inspection.
摘要翻译： 在一个实施例中，系统包括磁头，位于头部面向介质侧的保护涂层，以及保护涂层中的凹陷，其尺寸使得当保护涂层磨损时，其表示磨损量 保护涂层。 在另一个实施方案中，一种方法包括在磁头的保护涂层中产生凹陷，所述凹陷具有当保护涂层磨损时指示保护涂层的磨损量的尺寸。 在另一个实施例中，一种方法包括目视检查磁头的保护涂层中的凹陷，其中至少两个凹槽具有不同的尺寸，当保护涂层磨损时，其表示保护涂层的磨损量。 该方法还包括基于目视检查估计保护涂层的磨损量。
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公开(公告)号：US08493691B2
公开(公告)日：2013-07-23
申请号：US13531404
申请日：2012-06-22
IPC分类号： G11B5/56
CPC分类号： G11B5/52 , G11B5/00817
摘要： A tape drive system according to one embodiment includes a support for engaging a tape; and a head directly opposing the tape engaging portion of the support, the head being for performing at least one of reading from a tape and writing to a tape. During an operation period, the head is positioned such that at least one of the following occurs: the head does not contact the tape for a majority of the operation period; the head does not contact the tape for at least a portion of the operation period; and the head engages the tape for at least a portion of the operation period when the tape is lifted from the support by a cushion of air formed between the support and the tape, the head pressing the tape into the air cushion when engaging the tape.
摘要翻译： 根据一个实施例的磁带驱动系统包括用于接合磁带的支撑件; 以及与支撑件的带接合部分直接相对的头部，头部用于执行从带读取和写入带中的至少一个。 在操作期间，头部定位使得发生以下中的至少一个：头部在大部分操作期间不接触带子; 头部在操作周期的至少一部分不接触磁带; 并且当磁带通过形成在支撑件和带之间的空气缓冲器从支撑件提升时，磁头与磁带接合至少一部分操作周期，磁头在接合磁带时将磁带压入气垫。
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33.发明申请公开(公告)号：US20120260496A1
公开(公告)日：2012-10-18
申请号：US13532716
申请日：2012-06-25
申请人： Robert Glenn Biskeborn , Laurent Dellmann , Michel Despont , Philipp Herget , Pierre-Olivier Jubert
发明人： Robert Glenn Biskeborn , Laurent Dellmann , Michel Despont , Philipp Herget , Pierre-Olivier Jubert
IPC分类号： G11B5/127
CPC分类号： G11B5/00821 , G11B5/3163 , G11B5/3906 , H04R31/00 , Y10T29/49021 , Y10T29/49032 , Y10T29/49039 , Y10T29/49043 , Y10T29/49044 , Y10T29/49046 , Y10T29/49048
摘要： In one general embodiment, a method is provided for fabricating magnetic structures using post-deposition tilting. A thin film magnetic transducer structure is formed on a substantially planar portion of a substrate such that a plane of deposition of the thin film transducer structure is substantially parallel to a plane of the substrate. Additionally, the thin film transducer structure is caused to tilt at an angle relative to the plane of the substrate. The thin film transducer is fixed at the angle after being tilted.
摘要翻译： 在一个一般实施例中，提供了一种使用后沉积倾斜来制造磁性结构的方法。 薄膜换能器结构形成在基板的基本上平面的部分上，使得薄膜换能器结构的沉积平面基本上平行于基板的平面。 此外，使薄膜换能器结构相对于基板的平面成一定角度倾斜。 薄膜换能器在倾斜后固定成角度。
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公开(公告)号：US20120212856A1
公开(公告)日：2012-08-23
申请号：US13460430
申请日：2012-04-30
CPC分类号： G11B5/00813 , G11B5/00826 , G11B5/3977 , G11B5/584
摘要： A magnetic recording tape according to one embodiment includes a plurality of servo tracks, each servo track comprising a series of magnetically defined bars, wherein an angle between at least some of the bars is greater than about 10 degrees, wherein an average height of the bars is less than 190 microns, wherein one of the servo tracks has data encoded therein, the data being selected from a group consisting of data for encryption and data for ascertaining a longitudinal position along the tape. A magnetic recording tape according to another embodiment includes at least about eight data bands, wherein each data band is defined between a pair of adjacent servo tracks, each pair of adjacent servo tracks defining only a single data band therebetween, wherein about eight to about twenty six data bands are present on the tape.
摘要翻译： 根据一个实施例的磁记录带包括多个伺服轨道，每个伺服轨道包括一系列磁力限定的杆，其中至少一些杆之间的角度大于约10度，其中杆的平均高度 小于190微米，其中伺服轨道中的一个具有在其中编码的数据，所述数据从包括用于加密的数据和用于确定沿着带的纵向位置的数据组成的组中选择。 根据另一个实施例的磁记录带包括至少约八个数据带，其中每个数据带被定义在一对相邻的伺服磁道之间，每对相邻的伺服磁道在它们之间仅限定单个数据带，其中约八到二十 磁带上有六个数据带。
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35.发明授权公开(公告)号：US08240024B2
公开(公告)日：2012-08-14
申请号：US12547224
申请日：2009-08-25
申请人： Robert Glenn Biskeborn , Laurent Dellmann , Michel Despont , Philipp Herget , Pierre-Olivier Jubert
发明人： Robert Glenn Biskeborn , Laurent Dellmann , Michel Despont , Philipp Herget , Pierre-Olivier Jubert
CPC分类号： G11B5/00821 , G11B5/3163 , G11B5/3906 , H04R31/00 , Y10T29/49021 , Y10T29/49032 , Y10T29/49039 , Y10T29/49043 , Y10T29/49044 , Y10T29/49046 , Y10T29/49048
摘要： In one general embodiment, a method for fabricating magnetic structures using post-deposition tilting includes forming a thin film magnetic transducer structure on a substantially planar portion of a substrate such that a plane of deposition of the thin film transducer structure is substantially parallel to a plane of the substrate. Additionally, the thin film transducer structure is caused to tilt at an angle relative to the plane of the substrate. The thin film transducer is fixed at the angle after being tilted.
摘要翻译： 在一个一般实施例中，使用后沉积倾斜制造磁性结构的方法包括在基板的基本上平面的部分上形成薄膜磁换能器结构，使得薄膜换能器结构的沉积平面基本上平行于平面 的基底。 此外，使薄膜换能器结构相对于基板的平面成一定角度倾斜。 薄膜换能器在倾斜后固定成角度。
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公开(公告)号：US20110102943A1
公开(公告)日：2011-05-05
申请号：US12987750
申请日：2011-01-10
CPC分类号： G11B5/00813 , G11B5/00826 , G11B5/3977 , G11B5/584
摘要： A magnetic recording tape according to one embodiment includes a plurality of servo tracks, each servo track comprising a series of magnetically defined bars, wherein an average height of the bars is less than about 50 microns, wherein about eight to about twenty six data bands are present on the tape. A magnetic recording tape according to another embodiment includes a plurality of servo tracks, each servo track comprising a series of magnetically defined bars, wherein an angle between at least some of the bars is greater than about 10 degrees, wherein an average height of the bars is less than about 50 microns. A magnetic recording tape according to another embodiment includes at least about eight data bands, the data bands being defined between servo tracks, wherein about eight to about twenty six data bands are present on the tape.
摘要翻译： 根据一个实施例的磁记录带包括多个伺服轨道，每个伺服轨道包括一系列磁力限定的杆，其中杆的平均高度小于约50微米，其中约8至约26个数据带是 出现在磁带上。 根据另一实施例的磁记录带包括多个伺服轨道，每个伺服轨道包括一系列磁力限定的杆，其中至少一些杆之间的角度大于约10度，其中杆的平均高度 小于约50微米。 根据另一实施例的磁记录带包括至少约八个数据带，数据带在伺服磁道之间定义，其中在磁带上存在大约八到二十六个数据带。
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37.发明申请MAGNETIC HEADS HAVING MAGNETIC FILMS THAT ARE MORE RECESSED THAN INSULATING FILMS, AND SYSTEMS HAVING SUCH HEADS 失效具有比绝缘膜更多的磁性膜的磁头和具有这种头的系统公开(公告)号：US20110090589A1
公开(公告)日：2011-04-21
申请号：US12975208
申请日：2010-12-21
CPC分类号： G11B5/00826 , G11B5/3116 , G11B5/3163
摘要： A structure according to one embodiment includes a substrate having a media facing side; and a thin film stack formed on the substrate, the thin film stack including magnetic films and insulating films, wherein the thin film stack is recessed from a plane extending along the media facing side of the substrate, wherein the magnetic films are recessed more than the insulating films, wherein the magnetic films each have a substantially flat media facing surface, wherein the insulating films each have a substantially flat media facing surface.
摘要翻译： 根据一个实施例的结构包括具有介质面向侧的基板; 以及形成在所述基板上的薄膜叠层，所述薄膜叠层包括磁性膜和绝缘膜，其中所述薄膜叠层从沿着所述基板的面向介质侧延伸的平面凹陷，其中所述磁性膜比所述 绝缘膜，其中所述磁性膜各自具有基本上平坦的介质面向表面，其中所述绝缘膜各自具有基本上平坦的介质相对表面。
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公开(公告)号：US07894150B2
公开(公告)日：2011-02-22
申请号：US12419111
申请日：2009-04-06
IPC分类号： G11B27/36
CPC分类号： G11B20/1879 , G11B27/36 , G11B2220/90
摘要： In one embodiment, a method includes simultaneously writing tracks of data on a magnetic medium in a first direction using less than all available writers in an array of magnetic writers. The method also includes determining that an error has occurred when writing one of the tracks and terminating writing with the writer associated with the track on which the error occurred. In addition, the method includes simultaneously writing tracks of data on the magnetic medium in the first direction using a previously unused writer in the array of magnetic writers.
摘要翻译： 在一个实施例中，一种方法包括使用少于磁性写入器阵列中的所有可用写入器在第一方向上在磁介质上同时写入数据轨迹。 该方法还包括确定当写入轨道之一时发生错误并且终止与与发生错误的轨道相关联的写入器的写入。 此外，该方法包括使用磁性写入器阵列中的先前未使用的写入器在第一方向上同时在磁介质上写入数据轨迹。
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公开(公告)号：US20100254036A1
公开(公告)日：2010-10-07
申请号：US12419111
申请日：2009-04-06
IPC分类号： G11B27/36
CPC分类号： G11B20/1879 , G11B27/36 , G11B2220/90
摘要： In one embodiment, a method includes simultaneously writing tracks of data on a magnetic medium in a first direction using less than all available writers in an array of magnetic writers. The method also includes determining that an error has occurred when writing one of the tracks and terminating writing with the writer associated with the track on which the error occurred. In addition, the method includes simultaneously writing tracks of data on the magnetic medium in the first direction using a previously unused writer in the array of magnetic writers.
摘要翻译： 在一个实施例中，一种方法包括使用少于磁性写入器阵列中的所有可用写入器在第一方向上在磁介质上同时写入数据轨迹。 该方法还包括确定当写入轨道之一时发生错误并且终止与与发生错误的轨道相关联的写入器的写入。 此外，该方法包括使用磁性写入器阵列中的先前未使用的写入器在第一方向上同时在磁介质上写入数据轨迹。
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公开(公告)号：US07787203B2
公开(公告)日：2010-08-31
申请号：US12240242
申请日：2008-09-29
CPC分类号： G11B20/1833 , G11B5/00826 , G11B20/10222 , G11B20/1202 , G11B20/1403 , G11B2020/1836 , G11B2020/185 , G11B2220/93
摘要： A method according to one embodiment includes receiving signals from multiple readers; and performing more error control processing on a signal from an outer reader than on a signal from an inner reader. A method according to one embodiment includes receiving signals from multiple readers; and performing different amounts of error control processing on signals from at least two of the readers. A tape drive system according to one embodiment includes a tape head having an array of readers; and a processor coupled to the head for performing error control processing, wherein the processor performs more error control processing on a signal from the outer reader than on a signal from the inner reader.
摘要翻译： 根据一个实施例的方法包括从多个读取器接收信号; 并且对来自外部读取器的信号执行对来自内部读取器的信号的更多的错误控制处理。 根据一个实施例的方法包括从多个读取器接收信号; 以及对来自至少两个读取器的信号执行不同量的错误控制处理。 根据一个实施例的磁带驱动器系统包括具有读取器阵列的磁带头; 以及处理器，其耦合到所述头部用于执行错误控制处理，其中所述处理器对来自所述外部读取器的信号对来自所述内部读取器的信号执行更多的错误控制处理。
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