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1. 发明授权

US09715886B2 Miniskirt tape head having quasi-statically tilted transducer arrays 有权
公开(公告)号：US09715886B2
公开(公告)日：2017-07-25
申请号：US15069847
申请日：2016-03-14
申请人： International Business Machines Corporation
发明人： Robert G. Biskeborn , Calvin S. Lo
IPC分类号： G11B5/008 , G11B5/584 , G11B5/48 , G11B5/31 , G11B5/10 , G11B5/187 , G11B15/60 , G11B5/53 , G11B5/52
CPC分类号： G11B5/00821 , G11B5/00813 , G11B5/00826 , G11B5/10 , G11B5/187 , G11B5/1872 , G11B5/31 , G11B5/4893 , G11B5/52 , G11B5/531 , G11B5/584 , G11B15/60
摘要： In one general embodiment, an apparatus includes a magnetic head. The magnetic head has a first portion and a second portion, the first portion and the second portion together providing a tape bearing surface. The first portion has two pieces flanking the second portion in an intended direction of tape travel thereacross. The second portion has at least one array of transducers. A longitudinal axis of each of the at least one array is defined between opposite ends thereof. The longitudinal axis of each of the at least one array of transducers is oriented at an angle relative to the line oriented orthogonally to the intended direction of tape travel thereacross, the angle being between 0.2° and about 10°.

2. 发明授权

US09576596B2 Miniskirt tape head having quasi-statically tilted transducer arrays 有权
标题翻译：具有准静态倾斜换能器阵列的迷你裙带头
公开(公告)号：US09576596B2
公开(公告)日：2017-02-21
申请号：US14924543
申请日：2015-10-27
申请人： International Business Machines Corporation
发明人： Robert G. Biskeborn , Calvin S. Lo
IPC分类号： G11B5/187 , G11B5/584 , G11B5/31 , G11B5/008 , G11B5/10 , G11B15/60 , G11B5/48 , G11B5/53 , G11B5/52
CPC分类号： G11B5/00821 , G11B5/00813 , G11B5/00826 , G11B5/10 , G11B5/187 , G11B5/1872 , G11B5/31 , G11B5/4893 , G11B5/52 , G11B5/531 , G11B5/584 , G11B15/60
摘要： In one general embodiment, an apparatus includes a magnetic head. The magnetic head has a first portion and a second portion, the first portion and the second portion together providing a tape bearing surface. The first portion has an opening at least partially encircling the second portion. The second portion has two modules, each module having at least one array of transducers. Each module has a first outermost edge oriented orthogonally to an intended direction of tape travel thereacross, and a second outermost edge opposite the first edge, the second edge being oriented at an angle between 0.2° and about 10° relative to a line oriented orthogonally to the intended direction of tape travel thereacross.
摘要翻译：在一个一般实施例中，一种装置包括磁头。磁头具有第一部分和第二部分，第一部分和第二部分一起提供带状承载表面。第一部分具有至少部分地环绕第二部分的开口。第二部分具有两个模块，每个模块具有至少一个换能器阵列。每个模块具有正交于与其横跨的带材行进的预期方向正交的第一最外边缘，以及与第一边缘相对的第二最外边缘，第二边缘相对于与正交方向正交定向的线成一定角度为0.2°至约10° 磁带行驶的方向正好相反。

3. 发明授权

US09472210B2 Miniskirt tape head having quasi-statically tilted transducer arrays 有权
标题翻译：具有准静态倾斜换能器阵列的迷你裙带头
公开(公告)号：US09472210B2
公开(公告)日：2016-10-18
申请号：US14860656
申请日：2015-09-21
申请人： International Business Machines Corporation
发明人： Robert G. Biskeborn , Calvin S. Lo
IPC分类号： G11B5/29 , G11B5/265 , G11B5/008 , G11B5/584 , G11B5/31 , G11B5/10 , G11B5/187 , G11B15/60 , G11B5/48 , G11B5/53
CPC分类号： G11B5/00821 , G11B5/00813 , G11B5/00826 , G11B5/10 , G11B5/187 , G11B5/1872 , G11B5/31 , G11B5/4893 , G11B5/52 , G11B5/531 , G11B5/584 , G11B15/60
摘要： In one general embodiment, an apparatus includes a magnetic head. The magnetic head has a first portion and a second portion, the first portion and the second portion providing a tape bearing surface. The first portion has an opening at least partially encircling the second portion. The second portion has at least one array of transducers. A longitudinal axis of each of the at least one array of transducers is defined between opposite ends thereof, and is oriented at an angle relative to a line oriented orthogonally to the intended direction of tape travel thereacross, the angle being between 0.2° and about 10°. The second portion has a first edge oriented at a second angle between 0.2° and about 10° relative to the line, and a second edge opposite the first edge, the second edge being oriented at a third angle between 0.2° and about 10° relative to the line.
摘要翻译：在一个一般实施例中，一种装置包括磁头。磁头具有第一部分和第二部分，第一部分和第二部分提供带状表面。第一部分具有至少部分地环绕第二部分的开口。第二部分具有至少一个换能器阵列。所述至少一个换能器阵列中的每一个的纵向轴线被限定在其相对端之间，并且相对于与其横跨的磁带行进的预期方向正交定向的线成一定角度，该角度在0.2°至约10°之间 °。第二部分具有相对于线路以0.2°至10°之间的第二角度定向的第一边缘和与第一边缘相对的第二边缘，第二边缘相对于第二边缘定位在0.2°至约10°之间的第三角度到线

4. 发明授权

US09324341B2 Magnetic head for perpendicular magnetic recording including a heater 有权
标题翻译：用于垂直磁记录的磁头，包括加热器
公开(公告)号：US09324341B2
公开(公告)日：2016-04-26
申请号：US14083088
申请日：2013-11-18
申请人： Yoshitaka Sasaki , Hiroyuki Ito , Shigeki Tanemura , Kazuki Sato , Tatsuya Shimizu
发明人： Yoshitaka Sasaki , Hiroyuki Ito , Shigeki Tanemura , Kazuki Sato , Tatsuya Shimizu
IPC分类号： G11B5/127 , G11B5/60 , G11B5/31 , G11B5/00
CPC分类号： G11B5/127 , G11B5/1278 , G11B5/31 , G11B5/3133 , G11B5/607 , G11B2005/0021
摘要： A magnetic head includes a main pole, an expansion member, and a heater. The main pole has an end face located in a medium facing surface. The expansion member is located farther from the medium facing surface than is the main pole and adjacent to the main pole in a direction perpendicular to the medium facing surface. The heater heats the expansion member. The expansion member has a linear expansion coefficient higher than that of the main pole.
摘要翻译：磁头包括主极，膨胀构件和加热器。主极具有位于面向介质的表面中的端面。膨胀构件比垂直于与介质相对的表面垂直的方向远离中心面向表面远离主极并且与主极相邻。加热器加热膨胀件。膨胀构件的线膨胀系数高于主极的线膨胀系数。

5. 发明申请

US20160012833A1 MINISKIRT TAPE HEAD HAVING QUASI-STATICALLY TILTED TRANSDUCER ARRAYS 有权
标题翻译：具有静态倾斜传感器阵列的MINISKIRT带头
公开(公告)号：US20160012833A1
公开(公告)日：2016-01-14
申请号：US14860656
申请日：2015-09-21
申请人： International Business Machines Corporation
发明人： Robert G. Biskeborn , Calvin S. Lo
IPC分类号： G11B5/008 , G11B15/60 , G11B5/10
CPC分类号： G11B5/00821 , G11B5/00813 , G11B5/00826 , G11B5/10 , G11B5/187 , G11B5/1872 , G11B5/31 , G11B5/4893 , G11B5/52 , G11B5/531 , G11B5/584 , G11B15/60
摘要： In one general embodiment, an apparatus includes a magnetic head. The magnetic head has a first portion and a second portion, the first portion and the second portion providing a tape bearing surface. The first portion has an opening at least partially encircling the second portion. The second portion has at least one array of transducers. A longitudinal axis of each of the at least one array of transducers is defined between opposite ends thereof, and is oriented at an angle relative to a line oriented orthogonally to the intended direction of tape travel thereacross, the angle being between 0.2° and about 10°. The second portion has a first edge oriented at a second angle between 0.2° and about 10° relative to the line, and a second edge opposite the first edge, the second edge being oriented at a third angle between 0.2° and about 10° relative to the line.
摘要翻译：在一个一般实施例中，一种装置包括磁头。磁头具有第一部分和第二部分，第一部分和第二部分提供带状表面。第一部分具有至少部分地环绕第二部分的开口。第二部分具有至少一个换能器阵列。所述至少一个换能器阵列中的每一个的纵向轴线被限定在其相对端之间，并且相对于与其横跨的磁带行进的预期方向正交定向的线成一定角度，该角度在0.2°至约10°之间 °。第二部分具有相对于线路以0.2°至10°之间的第二角度定向的第一边缘和与第一边缘相对的第二边缘，第二边缘相对于第二边缘以相对于第一边缘的方向定位在0.2°至约10°之间的第三角度到线

6. 发明申请

US20160012832A1 MINISKIRT TAPE HEAD HAVING QUASI-STATICALLY TILTED TRANSDUCER ARRAYS 有权
公开(公告)号：US20160012832A1
公开(公告)日：2016-01-14
申请号：US14860644
申请日：2015-09-21
申请人： International Business Machines Corporation
发明人： Robert G. Biskeborn , Calvin S. Lo
IPC分类号： G11B5/008 , G11B5/10
CPC分类号： G11B5/00821 , G11B5/00813 , G11B5/00826 , G11B5/10 , G11B5/187 , G11B5/1872 , G11B5/31 , G11B5/4893 , G11B5/52 , G11B5/531 , G11B5/584 , G11B15/60
摘要： In one general embodiment, an apparatus includes a magnetic head. The magnetic head has a first portion and a second portion, the first portion and the second portion together providing a tape bearing surface. The first portion has two pieces flanking the second portion in an intended direction of tape travel thereacross. The second portion has at least one array of transducers. A longitudinal axis of each of the at least one array is defined between opposite ends thereof. The longitudinal axis of each of the at least one array of transducers is oriented at an angle relative to the line oriented orthogonally to the intended direction of tape travel thereacross, the angle being between 0.2° and about 10°.

7. 发明授权

US09202479B1 Heat assisted magnetic recording head with write coil heatsink 有权
标题翻译：热辅助磁记录头带写入线圈散热片
公开(公告)号：US09202479B1
公开(公告)日：2015-12-01
申请号：US14560243
申请日：2014-12-04
申请人： Seagate Technology LLC
发明人： James Gary Wessel , Raul Horacio Andruet , Chris Rea
IPC分类号： G11B5/31
CPC分类号： G11B5/31 , G11B5/17 , G11B5/3123 , G11B5/3133 , G11B5/314 , G11B2005/0021
摘要： An apparatus includes a heat assisted magnetic recording (HAMR) head that comprises a write coil, a write coil heatsink, and a spacer. The write coil heatsink is thermally coupled to the write coil. The spacer lies intermediate the write coil and the write coil heatsink.
摘要翻译：一种装置包括一个包括写入线圈，写入线圈散热器和间隔物的热辅助磁记录（HAMR）头。写入线圈散热器热耦合到写入线圈。间隔物位于写入线圈和写入线圈散热片之间。

8. 发明授权

US09099107B1 Stabilizing layer for a spin torque oscillator (STO) 有权
标题翻译：自旋扭矩振荡器稳定层（STO）
公开(公告)号：US09099107B1
公开(公告)日：2015-08-04
申请号：US14604635
申请日：2015-01-23
申请人： HGST Netherlands B.V.
发明人： Masukazu Igarashi , Keiichi Nagasaka , Susumu Okamura , Yo Sato , Masashige Sato , Masato Shimoto
IPC分类号： G11B5/31
CPC分类号： G11B5/31 , G11B5/1278 , G11B5/235 , G11B5/3146 , G11B2005/0024
摘要： In one embodiment, a spin torque oscillator (STO) includes a reference layer having a magnetization that is capable of free in-plane rotation, a field generation layer (FGL) including at least one magnetic film having an easy magnetization plane effectively in a film plane, wherein a magnetization of the FGL is capable of in-plane rotation, and a stabilizing layer (STL) positioned on a side of the FGL opposite the reference layer, the STL including a magnetic film having an easy magnetization plane effectively in a film plane, wherein a magnetization of the STL is capable of in-plane rotation, wherein a product of a saturation magnetization of the STL multiplied by a thickness of the STL is less than half a product of a magnetization of the FGL multiplied by a thickness of the FGL.
摘要翻译：在一个实施例中，自旋转矩振荡器（STO）包括具有能够自由进行平面内旋转的磁化的参考层，在膜中有效地包括至少一个具有易磁化平面的磁性膜的场产生层（FGL）平面，其中所述FGL的磁化能够进行平面内旋转，并且位于所述FGL的与所述参考层相对的一侧的稳定层（STL），所述STL在膜中有效地包括具有易磁化平面的磁性膜平面，其中STL的磁化能够进行平面内旋转，其中STL的饱和磁化强度乘以STL的厚度的乘积小于FGL的磁化强度的乘积的乘积乘以 FGL。

9. 发明申请

US20150138671A1 MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING INCLUDING A HEATER 有权
标题翻译：用于包括加热器的磁性记录的磁头
公开(公告)号：US20150138671A1
公开(公告)日：2015-05-21
申请号：US14083088
申请日：2013-11-18
申请人： Yoshitaka SASAKI , Hiroyuki ITO , Shigeki TANEMURA , Kazuki SATO , Tatsuya SHIMIZU
发明人： Yoshitaka SASAKI , Hiroyuki ITO , Shigeki TANEMURA , Kazuki SATO , Tatsuya SHIMIZU
IPC分类号： G11B5/60
CPC分类号： G11B5/127 , G11B5/1278 , G11B5/31 , G11B5/3133 , G11B5/607 , G11B2005/0021
摘要： A magnetic head includes a main pole, an expansion member, and a heater. The main pole has an end face located in a medium facing surface. The expansion member is located farther from the medium facing surface than is the main pole and adjacent to the main pole in a direction perpendicular to the medium facing surface. The heater heats the expansion member. The expansion member has a linear expansion coefficient higher than that of the main pole.
摘要翻译：磁头包括主极，膨胀构件和加热器。主极具有位于面向介质的表面中的端面。膨胀构件比垂直于与介质相对的表面垂直的方向远离中心面向表面远离主极并且与主极相邻。加热器加热膨胀件。膨胀构件的线膨胀系数高于主极的线膨胀系数。

10. 发明授权

US08917541B2 Magnetoresistance effect element and magnetic memory 有权
标题翻译：磁阻效应元件和磁存储器
公开(公告)号：US08917541B2
公开(公告)日：2014-12-23
申请号：US13701846
申请日：2011-05-31
申请人： Hideo Ohno , Shoji Ikeda , Fumihiro Matsukura , Masaki Endoh , Shun Kanai , Hiroyuki Yamamoto , Katsuya Miura
发明人： Hideo Ohno , Shoji Ikeda , Fumihiro Matsukura , Masaki Endoh , Shun Kanai , Hiroyuki Yamamoto , Katsuya Miura
IPC分类号： G11C11/00 , G11C11/16 , H01L43/08 , H01L43/12 , H01L43/02 , G11B5/31 , H01L27/22
CPC分类号： H01L43/08 , G01R33/098 , G11B5/31 , G11C11/16 , G11C11/161 , G11C11/1675 , H01L27/228 , H01L43/02 , H01L43/10 , H01L43/12 , Y10T428/1114
摘要： Provided are a magneto resistive effect element with a stable magnetization direction perpendicular to a film plane and with a controlled magnetoresistance ratio, and a magnetic memory using the magneto resistive effect element. Ferromagnetic layers 106 and 107 of the magneto resistive effect element are formed from a ferromagnetic material containing at least one type of 3d transition metal such that the magnetoresistance ratio is controlled, and the film thickness of the ferromagnetic layers is controlled on an atomic layer level such that the magnetization direction is changed from a direction in the film plane to a direction perpendicular to the film plane.
摘要翻译：提供了具有垂直于膜平面和受控磁阻比的稳定磁化方向的磁阻效应元件，以及使用该磁阻效应元件的磁存储器。磁阻效应元件的铁磁层106和107由含有至少一种类型的3d过渡金属的铁磁材料形成，使得磁阻比被控制，并且铁磁层的膜厚被控制在诸如磁化方向从薄膜平面的方向向垂直于薄膜平面的方向变化。

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