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公开(公告)号：US20160282101A1
公开(公告)日：2016-09-29
申请号：US14887749
申请日：2015-10-20
发明人： Shiori KAJI , Hideaki FUKUZAWA , Tomohiko NAGATA , Akio HORI , Yoshihiko FUJI
CPC分类号： G01B7/24 , G01B7/18 , G01L9/0042 , G01L9/16
摘要： According to one embodiment, a strain sensing element includes a film unit being deformable, a first and a second magnetic unit, and a strain sensor. The first magnetic unit is provided on the film unit and is arranged with the film unit in a first direction. The first magnetic unit includes a first magnetic body layer and a first intermediate magnetic layer. The second magnetic unit is provided on the film unit and is arranged with the first magnetic unit in a second direction crossing the first direction. The second magnetic unit includes a second magnetic body layer and a second intermediate magnetic layer. The strain sensor is provided on the film unit between the first magnetic unit and the second magnetic unit. An electrical characteristic of the strain sensor changes according to a deformation of the film unit.
摘要翻译： 根据一个实施例，应变传感元件包括可变形的膜单元，第一和第二磁性单元以及应变传感器。 第一磁性单元设置在胶片单元上，并且将胶片单元布置在第一方向上。 第一磁性单元包括第一磁性体层和第一中间磁性层。 第二磁性单元设置在胶片单元上，并且与第一磁性单元布置在与第一方向交叉的第二方向上。 第二磁性单元包括第二磁性体层和第二中间磁性层。 应变传感器设置在第一磁性单元和第二磁性单元之间的胶片单元上。 应变传感器的电特性根据胶片单元的变形而变化。
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公开(公告)号：US20130316088A1
公开(公告)日：2013-11-28
申请号：US13706157
申请日：2012-12-05
发明人： Norihito FUJITA , Shinobu SUGIMURA , Satoshi SHIROTORI , Tomohiko NAGATA , Akio HORI , Tomomi FUNAYAMA
IPC分类号： G11B5/84
CPC分类号： G11B5/84 , G11B5/1278 , G11B5/3116 , G11B5/3163 , G11B2005/0021
摘要： According to one embodiment, a magnetic recording head manufacturing method characterized by includes processes of forming a main pole, forming, on the main pole, an insulating layer having a gap for forming a spin torque oscillator, forming a spin torque oscillator in the gap, and forming an auxiliary magnetic pole on the spin torque oscillator is provided.
摘要翻译： 根据一个实施例，一种磁记录头制造方法，其特征在于包括：形成主极，在主极上形成具有用于形成自旋扭矩振荡器的间隙的绝缘层，在间隙中形成自旋转矩振荡器的工艺， 并且在自旋转矩振荡器上形成辅助磁极。
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公开(公告)号：US20180231621A1
公开(公告)日：2018-08-16
申请号：US15705579
申请日：2017-09-15
发明人： Yoshihiro HIGASHI , Michiko HARA , Tomohiko NAGATA , Shiori KAJI , Yoshihiko FUJI , Akiko YUZAWA , Kenji OTSU , Kazuaki OKAMOTO , Shotaro BABA
IPC分类号： G01R33/09
CPC分类号： G01R33/093
摘要： According to one embodiment, a sensor includes a first film, a first sensor portion, a driving portion, and a processor. The first sensor portion is provided at the first film. The first sensor portion includes a first magnetic layer, a second magnetic layer, and a first intermediate layer. The second magnetic layer is provided between the first film and the first magnetic layer. The first intermediate layer is provided between the first magnetic layer and the second magnetic layer. The driving portion causes the first film to deform at a first frequency. The processor outputs a third signal based on a first signal and a second signal. The first signal relates to the first frequency. The second signal is output from the first sensor portion.
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4.发明申请STRAIN SENSOR, PRESSURE SENSOR, MICROPHONE, BLOOD PRESSURE SENSOR, PERSONAL DIGITAL ASSISTANT, AND HEARING AID 有权应变传感器，压力传感器，麦克风，血压传感器，个人数字助理和听力辅助公开(公告)号：US20150082919A1
公开(公告)日：2015-03-26
申请号：US14472721
申请日：2014-08-29
发明人： Yoshihiro HIGASHI , Hideaki FUKUZAWA , Yoshihiko FUJI , Michiko HARA , Masayuki KII , Akio HORI , Tomohiko NAGATA
CPC分类号： G01L1/12 , H04R19/005 , H04R19/04 , H04R31/00
摘要： According to one embodiment, a strain sensor includes: a base; a strain sensing element; a magnetic field sensing element; and a processing unit. The strain sensing element includes a first magnetic layer having a first magnetization; a second magnetic layer having a second magnetization; and a first intermediate layer. In the strain sensing element an angle between a direction of the first magnetization and a direction of the second magnetization changes in accordance with a strain. The magnetic field sensing element includes a third magnetic layer having a third magnetization; a fourth magnetic layer having a fourth magnetization; and a second intermediate layer. In the magnetic field sensing an angle between a direction of the third magnetization and a direction of the fourth magnetization changes in accordance with a magnetic field.
摘要翻译： 根据一个实施例，应变传感器包括：基座; 应变传感元件; 磁场感测元件; 和处理单元。 应变传感元件包括具有第一磁化强度的第一磁性层; 具有第二磁化强度的第二磁性层; 和第一中间层。 在应变传感元件中，第一磁化方向和第二磁化方向之间的角度根据应变而变化。 磁场感测元件包括具有第三磁化强度的第三磁性层; 具有第四磁化强度的第四磁性层; 以及第二中间层。 在磁场中，感测第三磁化方向与第四磁化方向之间的角度根据磁场而变化。
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5.发明申请公开(公告)号：US20140090486A1
公开(公告)日：2014-04-03
申请号：US13927886
申请日：2013-06-26
发明人： Yoshihiko FUJI , Hideaki FUKUZAWA , Michiko HARA , Yoshihiro HIGASHI , Akio HORI , Tomohiko NAGATA , Shiori KAJI , Akiko YUZAWA
IPC分类号： G01L1/12
CPC分类号： G01L1/12 , G01L9/0044 , G01L9/0048 , G01L9/16 , H04R1/00 , H04R15/00 , H04R2410/00
摘要： According to one embodiment, a pressure sensor includes a substrate, a first electrode, a second electrode, a first magnetic layer, a second magnetic, a spacer layer, a third magnetic layer. The substrate includes a first region and a second region. The first electrode is provided on the first region. The second electrode is provided on the first electrode. The first magnetic layer is provided between the first electrode and the second electrode. The second magnetic layer is provided between the first electrode and the first magnetic layer or between the first magnetic layer and the second electrode. The spacer layer is provided between the first magnetic layer and the second magnetic layer in a stacking direction of layers from the first electrode to the second electrode. The third magnetic layer is provided continuously with the second magnetic layer on the second region.
摘要翻译： 根据一个实施例，压力传感器包括基板，第一电极，第二电极，第一磁性层，第二磁性体，间隔层，第三磁性层。 衬底包括第一区域和第二区域。 第一电极设置在第一区域上。 第二电极设置在第一电极上。 第一磁性层设置在第一电极和第二电极之间。 第二磁性层设置在第一电极和第一磁性层之间或第一磁性层和第二电极之间。 间隔层在从第一电极到第二电极的层的堆叠方向上设置在第一磁性层和第二磁性层之间。 第三磁性层与第二区域上的第二磁性层连续地提供。
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公开(公告)号：US20190086481A1
公开(公告)日：2019-03-21
申请号：US15896123
申请日：2018-02-14
发明人： Shotaro BABA , Yoshihiko FUJI , Akiko YUZAWA , Kei MASUNISHI , Michiko HARA , Shiori KAJI , Tomohiko NAGATA , Yoshihiro HIGASHI , Kazuaki OKAMOTO
摘要： According to one embodiment, a sensor includes a supporter, a first film portion, a first sensing element, and a first magnetic portion. The first film portion is supported by the supporter, is deformable, and includes a first fixed end extending along a first fixed end direction. A first sensing element is fixed to the first film portion, and includes a first magnetic layer, a first opposing magnetic layer provided between the first magnetic layer and the first film portion, and a first intermediate layer provided between the first magnetic layer and the first opposing magnetic layer. A direction from the first opposing magnetic layer toward the first magnetic layer is aligned with a first element direction. The first magnetic portion includes a first end portion extending along a first end portion direction tilted with respect to the first fixed end direction, and overlaps a portion of the supporter.
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7.发明申请公开(公告)号：US20180116535A1
公开(公告)日：2018-05-03
申请号：US15847127
申请日：2017-12-19
发明人： Yoshihiko FUJI , Hideaki FUKUZAWA , Shiori KAJI , Akio HORI , Tomohiko NAGATA , Michiko HARA , Yoshihiro HIGASHI , Akiko YUZAWA
CPC分类号： A61B5/02141 , A61B5/6824 , A61B2562/0247 , G01L1/125 , G01L9/0041 , G01L9/16
摘要： According to one embodiment, a strain sensing element is provided on a film unit configured to be deformed. The strain sensing element includes a functional layer, a first magnetic layer, a second magnetic layer, and a spacer layer. The functional layer includes at least one of an oxide and a nitride. The second magnetic layer is provided between the functional layer and the first magnetic layer. A magnetization of the second magnetic layer is variable in accordance with a deformation of the film unit. The spacer layer is provided between the first magnetic layer and the second magnetic layer. At least a part of the second magnetic layer is amorphous and includes boron.
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8.发明申请公开(公告)号：US20170241851A1
公开(公告)日：2017-08-24
申请号：US15262795
申请日：2016-09-12
发明人： Shotaro BABA , Yoshihiko FUJI , Kei MASUNISHI , Michiko HARA , Akiko YUZAWA , Shiori KAJI , Tomohiko NAGATA , Yoshihiro HIGASHI , Kenji OTSU , Kazuaki OKAMOTO
CPC分类号： G01L9/0041 , A61B5/02141 , A61B5/6801 , A61B5/6824 , A61B2562/0247 , B82Y25/00 , G01L1/125 , G01L9/0051 , G01R33/093 , G06F3/0414 , H04R15/00 , H04R19/04 , H04R2499/11
摘要： According to one embodiment, a pressure sensor includes a film portion, a sensor unit, and a structure body. The film portion has a front surface and is deformable. The sensor unit includes a plurality of sensing elements arranged along the front surface. One of the plurality of sensing elements includes a magnetic layer, a opposing magnetic layer, and a nonmagnetic intermediate layer. The structure body is arranged with the first sensor unit along the arrangement direction of the plurality of sensing elements. The structure body includes a structure body layer, a opposing structure body layer, and a intermediate structure body layer. The structure body layer has at least one of a floating potential with respect to the opposing structure body layer or same potential as a potential of the opposing structure body layer.
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公开(公告)号：US20170102276A1
公开(公告)日：2017-04-13
申请号：US15388629
申请日：2016-12-22
发明人： Yoshihiko FUJI , Kei MASUNISHI , Hideaki FUKUZAWA , Yoshihiro HIGASHI , Michiko HARA , Akio HORI , Tomohiko NAGATA , Shiori KAJI , Akiko YUZAWA
CPC分类号： G01L1/2287 , A61B5/02141 , A61B5/02438 , A61B5/7475 , G01L1/12 , G01L1/205 , G01L1/2262 , G01L1/2293 , G01L5/161 , G01L9/0051 , G06F3/041 , G06F3/0414 , G06F2203/04105 , H04R1/028 , H04R1/04 , H04R7/00 , H04R19/005 , H04R19/04 , H04R2499/11
摘要： According to one embodiment, a pressure sensor includes a film part, and a sensing unit. A circumscribing rectangle circumscribing a configuration of a film surface of the film part has a first side, a second side, a third side connected to one end of the first side and one end of the second side, a fourth side connected to one other end of the first side and one other end of the second side, and a centroid of the circumscribing rectangle. The circumscribing rectangle includes a first region enclosed by the first side, line segments connecting the centroid to the one end of the first side, and to the one other end of the first side. The sensing unit includes sensing elements provided on a portion of the film surface overlapping the first region. Each sensing element includes a first, second magnetic layers, and a spacer layer.
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公开(公告)号：US20210047171A1
公开(公告)日：2021-02-18
申请号：US16808499
申请日：2020-03-04
发明人： Fumitaka ISHIBASHI , Naofumi NAKAMURA , Hiroaki YAMAZAKI , Tomohiro SAITO , Tomohiko NAGATA , Kei MASUNISHI , Yoshihiko KURUI
IPC分类号： B81B3/00
摘要： According to one embodiment, a MEMS element includes a base body, a supporter, a film part, a first electrode, a second electrode, and an insulating member. The supporter is fixed to the base body. The film part is separated from the base body in a first direction and supported by the supporter. The first electrode is fixed to the base body and provided between the base body and the film part. The second electrode is fixed to the film part and provided between the first electrode and the film part. The insulating member includes a first insulating region and a second insulating region. The first insulating region is provided between the first electrode and the second electrode. A first gap is provided between the first insulating region and the second electrode. The second insulating region does not overlap the first electrode in the first direction.
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