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1. 发明专利

JP2003110163A MAGNETORESISTANCE EFFECT DEVICE, ITS MANUFACTURING METHOD, AND MAGNETIC RECORDING/REGENERATIVE APPARATUS 审中-公开
公开(公告)号：JP2003110163A
公开(公告)日：2003-04-11
申请号：JP2001298681
申请日：2001-09-27
申请人： TOSHIBA CORP
发明人： OSAWA YUICHI , HORI AKIO , NAGATA TOMOHIKO , HARA MICHIKO , HASHIMOTO SUSUMU
IPC分类号： G01R33/09 , G11B5/39 , H01L43/08 , H01L43/12
摘要： PROBLEM TO BE SOLVED: To provide a magnetoresistance effect device capable of being manufactured with good yield by securely specifying an electric power supply region. SOLUTION: There are provided a magnetoresistance effect film (20) having one principal surface, a first insulating layer (25) which is directly laminated only on the one principal surface and including an opening (H) for selectively exposing part of the one principal surface, an electrically conductive magnetic substance layer (30) which partly extends on the first insulating layer excepting the opening and provides a magnetic bias to part of the magnetoresistance effect film from a portion chiefly different from the one principal surface, a second insulating layer (40) formed on the first insulating layer and the electrically conductive magnetic substance layer excepting the opening, and a pair of electrodes (50, 60) for conducting a current substantially perpendicularly to the one principal surface of the magnetoresistance effect film. One (50) of the pair of the electrodes is characterized in that a contact portion thereof with the magnetoresistance effect film is specified by the opening in the first insulating layer.

2. 发明专利

JP2001143220A METHOD FOR FORMING MAGNETIC HEAD, AND THIN-FILM DEPOSITION DEVICE 失效
公开(公告)号：JP2001143220A
公开(公告)日：2001-05-25
申请号：JP32163599
申请日：1999-11-11
申请人： TOSHIBA CORP
发明人： YOSHIKAWA MASATOSHI , HASHIMOTO SUSUMU , HARA MICHIKO , NAGATA TOMOHIKO , SAKAKUBO TAKEO , YODA HIROAKI
IPC分类号： G11B5/31
摘要： PROBLEM TO BE SOLVED: To provide a method for forming a magnetic head having a trench pole structure formed by a self-alignment manufacturing method, and a thin-film deposition method suitably used for this method. SOLUTION: In the midway of the formation of an insulating film, by intermittently rotating a substrate by 180 deg. or 90 deg., or parallely moving it oppositely to a sufficiently large target, the incident angle distribution of the number of flying-in particles is set equal on the full surface of the substrate, and good intra-surface uniformity/reproducibility/controllability within a projected shape substrate surface, the good alignment/intra-surface uniformity of a lower magnetic pole projected part and an upper magnetic pole tip part formed by a trench, and good throughput can be simultaneously satisfied.

3. 发明专利

JP2019020168A センサ及び電子機器审中-公开
公开(公告)号：JP2019020168A
公开(公告)日：2019-02-07
申请号：JP2017136521
申请日：2017-07-12
申请人： TOSHIBA CORP
发明人： OTSU KENJI , FUJI YOSHIHIKO , YUZAWA AKIKO , HARA MICHIKO , HIGASHI YOSHIHIRO , KAJI SHIORI , OKAMOTO KAZUAKI , BABA SHOTARO , NAGATA TOMOHIKO
IPC分类号： G01L9/16 , H01L41/09 , H01L43/08
摘要：【課題】検知精度を向上できるセンサ及び電子機器を提供する。【解決手段】実施形態によれば、センサは、第1膜と第1センサ部と第1〜第4端子とを含む。第1膜は、第1及び2電極層と、第1電極層と第2電極層との間の圧電層と、を含み変形可能である。第1センサ部は、第1膜の一部に固定される。第1膜の一部から第1センサ部に向かう第1方向は、第2電極層から第1電極層に向かう方向に沿う。第1センサ部は、第1及び2センサ導電層と、第1センサ導電層と第2センサ導電層との間の第1磁性層と、第1磁性層と第2センサ導電層との間の第2磁性層と、第1磁性層と第2磁性層との間の第1中間層とを含む。第1端子は、第1電極層と電気的に接続され、第2端子は、第2電極層と電気的に接続され、第3端子は、第1センサ導電層と電気的に接続され、第4端子は、第2センサ導電層と電気的に接続される。【選択図】図1

4. 发明专利

JP2015059925A 慣性センサ有权
标题翻译：惯性传感器
公开(公告)号：JP2015059925A
公开(公告)日：2015-03-30
申请号：JP2013196056
申请日：2013-09-20
申请人：株式会社東芝 , Toshiba Corp
发明人： FUKUZAWA HIDEAKI , HARA MICHIKO , FUJI YOSHIHIKO , HIGASHI YOSHIHIRO , KAJI SHIORI , HORI AKIO , NAGATA TOMOHIKO , YUZAWA AKIKO , KIKITSU SATORU
IPC分类号： G01P15/105 , G01P15/18 , H01L43/08
CPC分类号： G01P15/105 , G01P15/0802 , G01P2015/0805
摘要：【課題】高感度に加速度や変位などを検知する慣性センサを提供する。【解決手段】実施形態によれば、基部と、錘部と、接続部と、第1検知素子部と、を含む慣性センサが提供される。前記接続部は、前記錘部と前記基部とを接続する。前記接続部は、前記錘部の前記基部に対する相対的な位置の変化に応じて変形可能である。前記第1検知素子部は、前記接続部の第1部分上に設けられる。前記第1検知素子部は、第1磁性層と、第2磁性層と、前記第1磁性層と前記第2磁性層との間に設けられた非磁性の第1中間層と、を含む。【選択図】図1
摘要翻译：要解决的问题：提供一种以高灵敏度检测加速度，位移等的惯性传感器。解决方案：根据一个实施例，提供了一种惯性传感器，包括基座部分，重量部分，连接部分和第一检测元件部分。连接部将重量部与基部连接。响应于重量部件相对于基部的相对位置的变化，连接部分可变形。第一检测元件部分设置在连接部分的第一部分上。第一检测元件部分包括设置在第一磁性层和第二磁性层之间的第一磁性层，第二磁性层和非磁性的第一中间层。

5. 发明专利

JP2014074606A Pressure sensor, acoustic microphone, blood pressure sensor and touch panel 审中-公开
标题翻译：压力传感器，声音麦克风，血压传感器和触控面板
公开(公告)号：JP2014074606A
公开(公告)日：2014-04-24
申请号：JP2012221274
申请日：2012-10-03
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJI YOSHIHIKO , FUKUZAWA HIDEAKI , HARA MICHIKO , HIGASHI YOSHIHIRO , HORI AKIO , NAGATA TOMOHIKO , KAJI SHIORI , YUZAWA AKIKO
IPC分类号： G01L9/16 , A61B5/022 , G01L1/12 , G01L5/00 , G01L9/00 , G06F3/041 , H04R15/00
CPC分类号： G01L1/12 , G01L9/0044 , G01L9/0048 , G01L9/16 , H04R1/00 , H04R15/00 , H04R2410/00
摘要： PROBLEM TO BE SOLVED: To provide a pressure sensor, an acoustic microphone, a blood pressure sensor and a touch panel that are highly sensitive.SOLUTION: According to an embodiment, the pressure sensor includes: a substrate; a first electrode; a second electrode; a first magnetic layer; a second magnetic layer; a spacer layer; and a third magnetic layer. The substrate includes a first area and a second area. The first electrode is provided in the first area. The second electrode is provided above the first electrode. The first magnetic layer is provided at a position between the first electrode and the second electrode. The second magnetic layer is provided at a position between either the first electrode and the first magnetic layer or the first magnetic layer and the second electrode. A direction of magnetization of the second magnetic layer is variable. The spacer layer is provided at a position between the first magnetic layer and the second magnetic layer in a lamination direction from the first electrode to the second electrode. The third magnetic layer is provided continuously with the second magnetic layer on the second area. Magnetization of the third magnetic layer varies in accordance with distortion generated in the second area.
摘要翻译：要解决的问题：提供高度敏感的压力传感器，声学传声器，血压传感器和触摸面板。解决方案：根据实施例，压力传感器包括：基板; 第一电极; 第二电极; 第一磁性层; 第二磁性层; 间隔层; 和第三磁性层。基板包括第一区域和第二区域。第一电极设置在第一区域中。第二电极设置在第一电极的上方。第一磁性层设置在第一电极和第二电极之间的位置。第二磁性层设置在第一电极和第一磁性层或第一磁性层和第二电极之间的位置。第二磁性层的磁化方向是可变的。间隔层设置在从第一电极到第二电极的层叠方向的第一磁性层和第二磁性层之间的位置。第二磁性层与第二磁性层连续地设置在第二区域上。第三磁性层的磁化根据在第二区域中产生的失真而变化。

6. 发明专利

JP2002157706A MAGNETIC RECORDING HEAD, MAGNETIC RECORDING AND REPRODUCING HEAD AND MAGNETIC RECORDING DEVICE 失效
公开(公告)号：JP2002157706A
公开(公告)日：2002-05-31
申请号：JP2000352268
申请日：2000-11-20
申请人： TOSHIBA CORP
发明人： HARA MICHIKO , TATEYAMA KOICHI , HASHIMOTO SUSUMU , NAGATA TOMOHIKO , SAKAKUBO TAKEO , YODA HIROAKI
IPC分类号： G11B5/31 , G11B5/39
摘要： PROBLEM TO BE SOLVED: To provide a head structure having an effect for enhancing recording density in a line direction. SOLUTION: A lower recording magnetic pole 12 consisting of a soft magnetic material such as a NiFe alloy is formed on a substrate 11. An upper recording magnetic pole is formed on the lower recording magnetic pole 12 via a recording gap 14 consisting of a non-magnetic material. The upper recording magnetic pole is also formed by using the same soft magnetic material as the material of the lower recording magnetic pole. The part 17 having the largest width of the upper recording magnetic pole when viewed from a medium facing surface is larger than the part 12 having the largest width of the lower recording magnetic pole when viewed from the medium facing surface. The substrate 11 and the lower recording magnetic pole 12 are formed by using a non-magnetic insulating material such as SiOx.

7. 发明专利

JP2000285409A FABRICATING METHOD OF MAGNETIC HEAD AND MAGNETIC HEAD 失效
公开(公告)号：JP2000285409A
公开(公告)日：2000-10-13
申请号：JP8708999
申请日：1999-03-29
申请人： TOSHIBA CORP
发明人： HARA MICHIKO , HORI AKIO , KOIZUMI TAKASHI , NAGATA TOMOHIKO , YODA HIROAKI
IPC分类号： G11B5/31 , G11B5/39
摘要： PROBLEM TO BE SOLVED: To provide a fabricating method of a magnetic head of a recording and reproducing integrated-type in which an upper portion of a lower recording magnetic pole is pre-formed into a projecting shape and an upper magnetic pole is buried into a projecting section in a non-magnetic material layer to be formed over the projecting section, capable of forming the upper magnetic pole by a plating method with satisfactory burying characteristics and obtaining a magnetic head having satisfactory magnetic characteristics. SOLUTION: A step for forming a layered structure that includes a lower magnetic pole 7 having a projecting section 11, a magnetic gap 12 provided on the surface of the lower magnetic pole, and a non-magnetic material layer 13, provided over the surface of the magnetic gap 12, having a recessed section 14 positionally aligned with the projecting section 11 with the magnetic gap layer 2 being exposed at the bottom surface of the recessed section 14, a step for forming a plated electrode film on the surfaces of the non-magnetic material layer 13 and the exposed magnetic gap 12, and a step for forming an upper magnetic pole material layer 16 on the surface of the plated electrode film by a plating method, are performed.

8. 发明专利

JP2015059930A 歪みセンサ、圧力センサ、マイクロフォン、血圧センサ、携帯情報端末および補聴器有权
标题翻译：失真传感器，压力传感器，麦克风，血压传感器，便携式信息终端和听力辅助
公开(公告)号：JP2015059930A
公开(公告)日：2015-03-30
申请号：JP2013196204
申请日：2013-09-20
申请人：株式会社東芝 , Toshiba Corp
发明人： HIGASHI YOSHIHIRO , FUKUZAWA HIDEAKI , FUJI YOSHIHIKO , HARA MICHIKO , KII MASAYUKI , HORI AKIO , NAGATA TOMOHIKO
IPC分类号： G01L9/16 , H01L29/84 , H01L43/08 , H04R15/00 , H04R25/00
CPC分类号： G01L1/12 , H04R19/005 , H04R19/04 , H04R31/00
摘要：【課題】外部磁場を除去することができる、あるいはエコーの発生を抑制することができる歪みセンサ、圧力センサ、マイクロフォン、血圧センサ、携帯情報端末および補聴器を提供する。【解決手段】実施形態によれば、基体と、歪み検知素子と、磁場検知素子と、処理部と、を備えた歪みセンサが提供される。基体は、変形可能な膜体を有する。歪み検知素子は、膜体の上に設けられる。歪み検知素子は、第1の磁化を有する第1磁性層と、第2の磁化を有する第2磁性層と、第1磁性層と第2磁性層との間に設けられた第1中間層と、を含む。磁場検知素子は、膜体以外の基体の上に設けられる。磁場検知素子は、第3の磁化を有する第3磁性層と、第4の磁化を有する第4磁性層と、第3磁性層と第4磁性層との間に設けられた第2中間層と、を含む。処理部は、歪み検知素子の出力信号と磁場検知素子の出力信号とを処理する。【選択図】図2
摘要翻译：要解决的问题：提供能够去除外部磁场或抑制回波发生的失真传感器，压力传感器，麦克风，血压传感器，便携式信息终端和助听器。解决方案：根据一个实施例，失真传感器包括：基体; 失真检测元件，磁场检测元件和处理单元。基体具有可变形的膜体。所述失真检测元件设置在所述膜体上，并且包括：具有第一磁化强度的第一磁性层; 具有第二磁化的第二磁性层; 以及设置在第一磁性层和第二磁性层之间的第一中间层。所述磁场检测元件设置在所述基体上，除了所述膜主体部分之外的部分中，并且包括：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; 以及设置在第三磁性层和第四磁性层之间的第二中间层。处理单元处理失真检测元件的输出信号和磁场检测元件的输出信号。

9. 发明专利

JP2014052360A Pressure detection element and manufacturing method thereof 有权
标题翻译：压力检测元件及其制造方法
公开(公告)号：JP2014052360A
公开(公告)日：2014-03-20
申请号：JP2012198996
申请日：2012-09-10
申请人： Toshiba Corp , 株式会社東芝
发明人： YUASA HIROMI , FUKUZAWA HIDEAKI , FUJI YOSHIHIKO , HARA MICHIKO , HIGASHI YOSHIHIRO , NAGATA TOMOHIKO , HORI AKIO
IPC分类号： G01L1/12 , H01L29/84 , H01L43/08
CPC分类号： G01L9/0051 , G01L1/125 , G01L9/16 , H01L41/125
摘要： PROBLEM TO BE SOLVED: To provide a small-sized and high-sensitivity pressure detection element.SOLUTION: The pressure detection element includes: a support substrate having a thin film area which bends due to pressure; a sensor film including a first electrode provided on the thin film area, a second electrode provided on the first electrode, a reference layer provided between the first electrode and the second electrode, a magnetization free layer which is provided between the reference layer and the first electrode or between the reference layer and the second electrode and changes magnetization due to bending of the thin film area, and a spacer layer provided between the reference layer and the magnetization free layer; and a shield which is provided on a surface of the support substrate where the sensor film exists, and comprises a soft magnetic material.
摘要翻译：要解决的问题：提供小型和高灵敏度的压力检测元件。解决方案：压力检测元件包括：具有由于压力而弯曲的薄膜区域的支撑基板; 传感器膜，包括设置在薄膜区域上的第一电极，设置在第一电极上的第二电极，设置在第一电极和第二电极之间的参考层，设置在参考层和第一电极之间的无磁化层电极或参考层和第二电极之间，并且由于薄膜区域的弯曲而改变磁化，以及设置在参考层和无磁化层之间的间隔层; 以及设置在所述支撑基板的存在所述传感器膜的表面上并且包括软磁性材料的屏蔽件。

10. 发明专利

JP2013246851A Method for manufacturing magnetic recording head 审中-公开
标题翻译：制造磁记录头的方法
公开(公告)号：JP2013246851A
公开(公告)日：2013-12-09
申请号：JP2012120208
申请日：2012-05-25
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJITA NORIHITO , SUGIMURA SHINOBU , SHIRATORI SATOSHI , NAGATA TOMOHIKO , HORI AKIO , FUNAYAMA TOMOKI
IPC分类号： G11B5/31
CPC分类号： G11B5/84 , G11B5/1278 , G11B5/3116 , G11B5/3163 , G11B2005/0021
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a magnetic recording head without degrading oscillation characteristics of a spin torque oscillator.SOLUTION: According to an embodiment, a method for manufacturing a magnetic recording head includes the steps of: forming a main magnetic pole; disposing an insulating layer having a gap for forming a spin torque oscillator on the main magnetic pole; forming the spin torque oscillator in the gap; and forming an auxiliary magnetic pole on the spin torque oscillator.
摘要翻译：要解决的问题：提供一种用于制造磁记录头的方法，而不会降低旋转扭矩振荡器的振荡特性。解决方案：根据实施例，一种制造磁记录头的方法包括以下步骤：形成主磁极 ; 在主磁极上设置具有用于形成自旋扭矩振荡器的间隙的绝缘层; 在间隙中形成自旋扭矩振荡器; 并在自旋扭矩振荡器上形成辅助磁极。

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