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    • 34. 发明授权
    • Read transducer and magnetic storage system implementing same
    • 读取传感器和实现相同的磁存储系统
    • US08780507B2
    • 2014-07-15
    • US11966003
    • 2007-12-28
    • Ying HongKochan JuChing Hwa Tsang
    • Ying HongKochan JuChing Hwa Tsang
    • G11B5/33G11B5/127
    • B82Y25/00G01R33/093G01R33/098G11B5/398H01L43/08
    • A transducer according to one embodiment comprises a first ferromagnetic layer; a second ferromagnetic layer; and an electrically conductive layer positioned between the ferromagnetic layers; wherein a length of the first ferromagnetic layer in a first direction parallel to a plane of deposition thereof is greater than a length of the electrically conductive layer in the first direction such that a first end of the first ferromagnetic layer extends beyond an end of the electrically conductive layer in the first direction, wherein an electrical current enters or exits the end of the first ferromagnetic layer that extends beyond the end of the electrically conductive layer in the first direction. Additional transducer structures, and systems implementing such transducers, are also disclosed.
    • 根据一个实施例的换能器包括第一铁磁层; 第二铁磁层; 以及定位在铁磁层之间的导电层; 其中所述第一铁磁层在平行于其沉积平面的第一方向上的长度大于所述导电层在所述第一方向上的长度,使得所述第一铁磁层的第一端延伸超过所述电 导电层,其中电流进入或离开在第一方向延伸超过导电层的端部的第一铁磁层的端部。 还公开了附加的换能器结构和实现这种换能器的系统。
    • 36. 发明授权
    • Method for fabricating a magnetic recording transducer using a split seed layer
    • 使用分裂种子层制造磁记录换能器的方法
    • US08341826B1
    • 2013-01-01
    • US12758469
    • 2010-04-12
    • Hai JiangYunhe HuangJinwen WangYun-Fei LiYing Hong
    • Hai JiangYunhe HuangJinwen WangYun-Fei LiYing Hong
    • G11B5/127H04R31/00
    • G11B5/3169G11B5/1278G11B5/3116G11B5/3163
    • A method and system for fabricating magnetic transducer are described.The method and system include providing a main pole having a bottom, a top wider than the bottom, and a top bevel. A nonmagnetic gap covering the main pole is provided. A portion of the nonmagnetic gap resides on the top of the main pole. A first seed layer is provided. At least a portion of the first seed layer covers the portion of the nonmagnetic gap on top of the main pole. A portion of the nonmagnetic gap on the magnetic recording transducer is removed after the first seed layer is provided. A second seed layer is provided after the portion of the nonmagnetic gap is removed. The second seed layer covers at least the portion of the first seed layer. A wrap-around shield layer is provided on the second seed layer.
    • 描述了用于制造磁换能器的方法和系统。 该方法和系统包括提供具有底部,比底部宽的顶部和顶部斜面的主极。 提供覆盖主极的非磁性间隙。 非磁性间隙的一部分位于主极的顶部。 提供第一种子层。 第一种子层的至少一部分覆盖主极顶部的非磁性间隙的部分。 在提供第一种子层之后,去除磁记录传感器上的非磁性间隙的一部分。 在去除非磁性间隙的部分之后提供第二种子层。 第二种子层覆盖至少第一种子层的部分。 在第二籽晶层上设置环绕屏蔽层。
    • 39. 发明授权
    • Method to reduce corner shunting during fabrication of CPP read heads
    • 在CPP读取头制造过程中减少拐角分流的方法
    • US07839607B2
    • 2010-11-23
    • US11890868
    • 2007-08-07
    • Robert E. Fontana, Jr.Ying HongWipul Pemsiri JayasekaraHoward Gordon Zolla
    • Robert E. Fontana, Jr.Ying HongWipul Pemsiri JayasekaraHoward Gordon Zolla
    • G11B5/127
    • B82Y10/00B82Y25/00G11B5/3163G11B5/3932G11B2005/3996Y10T428/1171
    • A method is presented for fabricating a CPP read head having a CPP read head sensor and a hard bias layer which includes forming a strip of sensor material in a sensor material region, and depositing strips of fast-milling dielectric material in first and second fast-milling dielectric material regions adjacent to the sensor material region. A protective layer and a layer of masking material are deposited on the strip of sensor material and the strips of fast-milling dielectric material to provide masked areas and exposed areas. A shaping source, such as an ion milling source, is provided which shapes the exposed areas. Hard bias material is then deposited on the regions of sensor material and fast-milling dielectric material to form caps on each of these regions. The caps of hard bias material and the masking material are then removed from each of these regions.
    • 提出了一种用于制造具有CPP读取头传感器和硬偏置层的CPP读取头的方法,该CPP读取头包括在传感器材料区域中形成传感器材料条,以及将快速研磨电介质材料的条带放置在第一和第二快速接头中, 研磨与传感器材料区域相邻的介电材料区域。 保护层和掩蔽材料层沉积在传感器材料条和快速研磨电介质材料条上,以提供掩蔽区域和暴露区域。 提供成形源,例如离子铣削源,其形成暴露的区域。 然后将硬偏置材料沉积在传感器材料和快速研磨电介质材料的区域上,以在这些区域中的每一个上形成盖。 然后从这些区域中的每一个去除硬偏置材料的盖子和掩模材料。