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    Magnetic recording head having protected reader sensors and near zero recessed write poles
    1.
    发明授权
    Magnetic recording head having protected reader sensors and near zero recessed write poles 有权
    磁记录头具有受保护的读取器传感器和接近零的凹入写入磁极

    公开(公告)号：US09001463B2

    公开(公告)日：2015-04-07

    申请号：US13601117

    申请日：2012-08-31

    申请人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo ,  Andrew C. Ting

    发明人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo ,  Andrew C. Ting

    IPC分类号： G11B5/265 ,  G11B5/29 ,  G11B5/255 ,  G11B5/31 ,  G11B5/39 ,  G11B5/008 ,  G11B5/187 ,  G11B5/48 ,  G11B5/60

    CPC分类号： G11B5/265 ,  G11B5/0083 ,  G11B5/11 ,  G11B5/1871 ,  G11B5/255 ,  G11B5/29 ,  G11B5/3109 ,  G11B5/3912 ,  G11B5/3967 ,  G11B5/4893 ,  G11B5/60

    摘要： A magnetic head according to one embodiment includes a module, the module having both read and write transducers positioned towards a media facing side of the module, wherein the read and write transducers are selected from a group consisting of piggyback read-write transducers, merged read-write transducers, interleaved read and write transducers, and an array of write transducers flanked by servo read transducers; wherein the write transducers include write poles having media facing sides with negative, zero or near-zero recession from a plane extending along the media facing side of a substrate of the module; wherein the read transducers each have at least one shield, wherein a media facing side of the at least one shield is more recessed from the plane than the write poles.

    摘要翻译： 根据一个实施例的磁头包括模块，所述模块具有朝向所述模块的面向介质侧的读取和写入换能器，其中所述读取和写入换能器选自由搭载读写换能器，合并读取 写传感器，交错读和读换能器，以及伺服读取传感器侧面的写入传感器阵列; 其中所述写入换能器包括写入磁极，所述写入磁极具有面向介质的侧面，所述写入磁极从沿着所述模块的基板的面向介质的一侧延伸的平面的负的零或近零退退; 其中所述读取换能器每个都具有至少一个屏蔽件，其中所述至少一个屏蔽件的面向介质的侧面比所述写入极多于所述平面凹陷。

    Abrasion test methods and devices
    2.
    发明授权
    Abrasion test methods and devices 有权
    磨损试验方法和装置

    公开(公告)号：US09293152B2

    公开(公告)日：2016-03-22

    申请号：US13358415

    申请日：2012-01-25

    申请人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo

    发明人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo

    IPC分类号： G01N3/56 ,  G11B5/008 ,  G11B5/455

    CPC分类号： G11B5/255 ,  G01N3/56 ,  G11B5/00821 ,  G11B5/187 ,  G11B5/455

    摘要： A system according to one embodiment includes a carrier for receiving a module; a transport mechanism for running a tape across a tape bearing surface of the module; and a measuring device for measuring an extent of wear of a coating on a tape bearing surface of the module. A module according to one embodiment includes a body having a tape bearing surface, the body having an approximate tape bearing surface profile and dimensions as a module of interest; and a coating on the tape bearing surface. A method according to one embodiment includes measuring an initial coating thickness on a tape bearing surface of a module in a carrier; running a tape across the tape bearing surface; and at intervals, measuring a residual thickness of the coating.

    摘要翻译： 根据一个实施例的系统包括用于接收模块的载体; 用于使带穿过模块的带承载表面的传送机构; 以及用于测量模块的带承载表面上的涂层的磨损程度的测量装置。 根据一个实施例的模块包括具有带轴承表面的本体，所述主体具有近似带轴承表面轮廓和尺寸作为感兴趣的模块; 和带状表面上的涂层。 根据一个实施例的方法包括测量载体中模块的带承载表面上的初始涂层厚度; 在胶带轴承表面上运行胶带; 并且间隔地测量涂层的残留厚度。

    MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZERO RECESSED WRITE POLES
    3.
    发明申请
    MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZERO RECESSED WRITE POLES 有权
    具有受保护的读取器传感器和零点记录的写波导的磁记录头

    公开(公告)号：US20140063646A1

    公开(公告)日：2014-03-06

    申请号：US13601117

    申请日：2012-08-31

    申请人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo ,  Andrew C. Ting

    发明人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo ,  Andrew C. Ting

    IPC分类号： G11B5/127 ,  G11B21/02 ,  G11B5/48

    CPC分类号： G11B5/265 ,  G11B5/0083 ,  G11B5/11 ,  G11B5/1871 ,  G11B5/255 ,  G11B5/29 ,  G11B5/3109 ,  G11B5/3912 ,  G11B5/3967 ,  G11B5/4893 ,  G11B5/60

    摘要： A magnetic head according to one embodiment includes a module, the module having both read and write transducers positioned towards a media facing side of the module, wherein the read and write transducers are selected from a group consisting of piggyback read-write transducers, merged read-write transducers, interleaved read and write transducers, and an array of write transducers flanked by servo read transducers; wherein the write transducers include write poles having media facing sides with negative, zero or near-zero recession from a plane extending along the media facing side of a substrate of the module; wherein the read transducers each have at least one shield, wherein a media facing side of the at least one shield is more recessed from the plane than the write poles.

    摘要翻译： 根据一个实施例的磁头包括模块，所述模块具有朝向所述模块的面向介质侧的读取和写入换能器，其中所述读取和写入换能器选自由搭载读写换能器，合并读取 写传感器，交错读和读换能器，以及伺服读取传感器侧面的写入传感器阵列; 其中所述写入换能器包括写入磁极，所述写入磁极具有面向介质的侧面，所述写入磁极从沿着所述模块的基板的面向介质的一侧延伸的平面的负的零或近零退退; 其中所述读取换能器每个都具有至少一个屏蔽件，其中所述至少一个屏蔽件的面向介质的侧面比所述写入极多于所述平面凹陷。

    ABRASION TEST METHODS AND DEVICES
    6.
    发明申请
    ABRASION TEST METHODS AND DEVICES 有权
    磨损测试方法和设备

    公开(公告)号：US20130186172A1

    公开(公告)日：2013-07-25

    申请号：US13358415

    申请日：2012-01-25

    申请人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo

    发明人： Robert G. Biskeborn ,  Jason Liang ,  Calvin S. Lo

    IPC分类号： G01N3/56

    CPC分类号： G11B5/255 ,  G01N3/56 ,  G11B5/00821 ,  G11B5/187 ,  G11B5/455

    摘要： A system according to one embodiment includes a carrier for receiving a module; a transport mechanism for running a tape across a tape bearing surface of the module; and a measuring device for measuring an extent of wear of a coating on a tape bearing surface of the module. A module according to one embodiment includes a body having a tape bearing surface, the body having an approximate tape bearing surface profile and dimensions as a module of interest; and a coating on the tape bearing surface. A method according to one embodiment includes measuring an initial coating thickness on a tape bearing surface of a module in a carrier; running a tape across the tape bearing surface; and at intervals, measuring a residual thickness of the coating.

    摘要翻译： 根据一个实施例的系统包括用于接收模块的载体; 用于使带穿过模块的带承载表面的传送机构; 以及用于测量模块的带承载表面上的涂层的磨损程度的测量装置。 根据一个实施例的模块包括具有带轴承表面的本体，所述主体具有近似带轴承表面轮廓和尺寸作为感兴趣的模块; 和带状表面上的涂层。 根据一个实施例的方法包括测量载体中模块的带承载表面上的初始涂层厚度; 在胶带轴承表面上运行胶带; 并且间隔地测量涂层的残留厚度。

    Magnetic head with textured surfaces
    7.
    发明授权
    Magnetic head with textured surfaces 有权
    具有纹理表面的磁头

    公开(公告)号：US08416526B2

    公开(公告)日：2013-04-09

    申请号：US12555716

    申请日：2009-09-08

    申请人： Robert G. Biskeborn ,  Cherngye Hwang ,  Jason Liang ,  Calvin S. Lo

    发明人： Robert G. Biskeborn ,  Cherngye Hwang ,  Jason Liang ,  Calvin S. Lo

    IPC分类号： G11B5/187

    CPC分类号： G11B5/187 ,  G11B5/00826 ,  G11B5/102 ,  G11B5/255 ,  G11B5/3106 ,  Y10T29/49048 ,  Y10T428/11

    摘要： A method according to one embodiment includes contacting an oxidant with an AlTiC portion of a magnetic head for recessing TiC grains of the AlTiC portion. A method according to another embodiment includes contacting a peroxide with an AlTiC portion of a magnetic head for recessing TiC grains of the AlTiC portion from a media bearing surface of the AlTiC portion. A magnetic head according to yet another embodiment includes an AlTiC portion having a media bearing surface; and a thin film portion coupled to the AlTiC portion, wherein TiC grains of the AlTiC portion are recessed from the media bearing surface.

    摘要翻译： 根据一个实施方案的方法包括使氧化剂与磁头的AlTiC部分接触，以使AlTiC部分的TiC晶粒凹陷。 根据另一个实施方案的方法包括使过氧化物与磁头的AlTiC部分接触，用于从AlTiC部分的介质承载表面凹入AlTiC部分的TiC晶粒。 根据又一实施例的磁头包括具有介质承载表面的AlTiC部分; 以及耦合到AlTiC部分的薄膜部分，其中AlTiC部分的TiC晶粒从介质承载表面凹陷。

    MAGNETIC HEAD WITH TEXTURED SURFACES
    8.
    发明申请
    MAGNETIC HEAD WITH TEXTURED SURFACES 有权
    具有纹理表面的磁头

    公开(公告)号：US20110059336A1

    公开(公告)日：2011-03-10

    申请号：US12555716

    申请日：2009-09-08

    申请人： Robert G. Biskeborn ,  Cherngye Hwang ,  Jason Liang ,  Calvin S. Lo

    发明人： Robert G. Biskeborn ,  Cherngye Hwang ,  Jason Liang ,  Calvin S. Lo

    IPC分类号： G11B5/33 ,  B44C1/22

    CPC分类号： G11B5/187 ,  G11B5/00826 ,  G11B5/102 ,  G11B5/255 ,  G11B5/3106 ,  Y10T29/49048 ,  Y10T428/11

    摘要： A method according to one embodiment includes contacting an oxidant with an AlTiC portion of a magnetic head for recessing TiC grains of the AlTiC portion. A method according to another embodiment includes contacting a peroxide with an AlTiC portion of a magnetic head for recessing TiC grains of the AlTiC portion from a media bearing surface of the AlTiC portion. A magnetic head according to yet another embodiment includes an AlTiC portion having a media bearing surface; and a thin film portion coupled to the AlTiC portion, wherein TiC grains of the AlTiC portion are recessed from the media bearing surface.

    摘要翻译： 根据一个实施方案的方法包括使氧化剂与磁头的AlTiC部分接触，以使AlTiC部分的TiC晶粒凹陷。 根据另一个实施方案的方法包括使过氧化物与磁头的AlTiC部分接触，用于从AlTiC部分的介质承载表面凹入AlTiC部分的TiC晶粒。 根据又一实施例的磁头包括具有介质承载表面的AlTiC部分; 以及耦合到AlTiC部分的薄膜部分，其中AlTiC部分的TiC晶粒从介质承载表面凹陷。

    Magnetic head having separate protection for read transducers and write transducers
    9.
    发明授权
    Magnetic head having separate protection for read transducers and write transducers 失效
    磁头具有读取传感器和写入传感器的独立保护

    公开(公告)号：US08611044B2

    公开(公告)日：2013-12-17

    申请号：US13152253

    申请日：2011-06-02

    申请人： Robert G. Biskeborn ,  Calvin S. Lo

    发明人： Robert G. Biskeborn ,  Calvin S. Lo

    IPC分类号： G11B5/127

    CPC分类号： G11B5/00826 ,  G11B5/3106 ,  G11B5/3977

    摘要： A magnetic head according to one embodiment includes outer modules each having a media bearing surface and an array of transducers selected from a group consisting of data read transducers and write transducers; and at least one inner module positioned between the outer modules, the inner module having a media bearing surface and an array of transducers selected from a group consisting of data read transducers and write transducers, wherein a configuration of at least one protection feature for the transducers on the outer modules is different than a configuration of at least one protection feature for the transducers on the inner modules.

    摘要翻译： 根据一个实施例的磁头包括外部模块，每个外部模块具有介质承载表面和从数据读取换能器和写入换能器组成的组中选择的换能器阵列; 以及定位在所述外部模块之间的至少一个内部模块，所述内部模块具有介质承载表面和从数据读取换能器和写入换能器组成的组中选择的换能器阵列，其中用于所述换能器的至少一个保护特征的配置 在外部模块上的不同于用于内部模块上的换能器的至少一个保护特征的配置。

    MAGNETIC HEAD HAVING POLYCRYSTALLINE COATING
    10.
    发明申请
    MAGNETIC HEAD HAVING POLYCRYSTALLINE COATING 有权
    具有多晶涂层的磁头

    公开(公告)号：US20120307396A1

    公开(公告)日：2012-12-06

    申请号：US13152247

    申请日：2011-06-02

    申请人： Robert G. Biskeborn ,  Calvin S. Lo ,  Teya Topuria

    发明人： Robert G. Biskeborn ,  Calvin S. Lo ,  Teya Topuria

    IPC分类号： G11B5/33 ,  B05D5/12 ,  G11B21/02

    CPC分类号： G11B5/00821 ,  G11B5/3106

    摘要： A magnetic head according to one embodiment includes a substrate; an array of transducers formed on the substrate, wherein the transducers and substrate form portions of a magnetic media facing surface; and an at least partially polycrystalline dielectric layer on the media facing surface, wherein the at least partially polycrystalline dielectric layer is on a magnetic film of at least one of the transducers in the array. A method for forming an at least partially polycrystalline dielectric layer on a media facing surface of a magnetic head according to one embodiment includes forming an at least partially polycrystalline dielectric layer on an array of transducers of a magnetic head, wherein an oxide layer is formed above at least some of the magnetic layers before and/or during the forming of the at least partially polycrystalline dielectric layer.

    摘要翻译： 根据一个实施例的磁头包括基板; 形成在衬底上的换能器阵列，其中所述换能器和衬底形成面向磁性介质的表面的部分; 以及在介质面向表面上的至少部分多晶的电介质层，其中所述至少部分多晶介电层位于阵列中的至少一个换能器的磁膜上。 根据一个实施例的在磁头的面向媒体的表面上形成至少部分多晶的电介质层的方法包括在磁头的换能器阵列上形成至少部分多晶的电介质层，其中在上面形成氧化物层 在至少部分多晶电介质层的形成之前和/或期间的至少一些磁性层。