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公开(公告)号：US20140097826A1
公开(公告)日：2014-04-10
申请号：US14098367
申请日：2013-12-05
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Hiroyuki HEBIGUCHI , Shinji MITSUYA , Manabu TAMURA , Ryuji MUKAIYAMA
IPC: G01R19/00
CPC classification number: G01R19/00 , G01B7/10 , G01R15/20 , G01R15/202 , G01R15/207 , G01R21/08
Abstract: A current sensor includes first and second current paths each including a first conductive portion and second and third conductive portions extending in the X direction from both ends of the first conductive portion, and being neighboring and apart in the Y direction; and first and second magnetoelectric conversion elements arranged with the first conductive portion of the first current path interposed therebetween, and having sensitive axes along the Y direction. The second and third conductive portions of each of the first and second current paths are apart in the Z direction. The second conductive portion of the second current path is arranged in the Y direction with respect to the first and second magnetoelectric conversion elements. Perpendicular lines from the center line of the second conductive portion of the second current path to the first and second magnetoelectric conversion elements have the same direction and equivalent lengths.
Abstract translation: 电流传感器包括第一和第二电流路径，每个电流路径包括第一导电部分和从第一导电部分的两端沿X方向延伸的第二和第三导电部分，并且在Y方向上相邻和分开; 以及第一和第二磁电转换元件，其间配置有第一电流通路的第一导电部分，并且沿着Y方向具有敏感轴。 第一和第二电流路径中的每一个的第二和第三导电部分在Z方向上分开。 第二电流路径的第二导电部分相对于第一和第二磁电转换元件沿Y方向排列。 从第二电流路径的第二导电部分的中心线到第一和第二磁电转换元件的垂直线具有相同的方向和等效的长度。
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公开(公告)号：USD693253S1
公开(公告)日：2013-11-12
申请号：US29433375
申请日：2012-09-28
Applicant: Alps Green Devices Co., Ltd.
Designer： Masahito Arima
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公开(公告)号：US20130249531A1
公开(公告)日：2013-09-26
申请号：US13905049
申请日：2013-05-29
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Mitsuo ARATONO , Masahiro IIZUKA , Masamichi SAITO , Akira TAKAHASHI , Shigenobu MIYAJIMA , Kenji ICHINOHE , Yoshihiro NISHIYAMA , Yosuke IDE , Shinji MITSUYA
IPC: G01R19/00
CPC classification number: G01R19/0092 , B82Y25/00 , G01R15/205 , G01R15/207
Abstract: A current sensor includes a magnetic sensor module including a plurality of magnetic sensor units connected in series. The magnetic sensor units each include a first magnetic sensor element and a second magnetic sensor element which have sensitivity axes oriented in opposite directions. A first terminal of the first magnetic sensor unit is connected to a first potential source. A third terminal of the first magnetic sensor unit is connected to a second potential source. A second terminal and a fourth terminal of the last magnetic sensor unit are connected to constitute a sensor output terminal. The first terminal of each of the magnetic sensor units excluding the first magnetic sensor unit is connected to the second terminal of the next magnetic sensor unit and the third terminal thereof is connected to the fourth terminal of the next magnetic sensor unit.
Abstract translation: 电流传感器包括具有串联连接的多个磁传感器单元的磁传感器模块。 磁传感器单元各自包括具有以相反方向定向的灵敏度轴的第一磁传感器元件和第二磁传感器元件。 第一磁传感器单元的第一端子连接到第一电位源。 第一磁传感器单元的第三端子连接到第二电位源。 连接最后一个磁传感器单元的第二端子和第四端子以构成传感器输出端子。 除了第一磁传感器单元之外的每个磁传感器单元的第一端子连接到下一个磁传感器单元的第二端子，并且其第三端子连接到下一个磁传感器单元的第四端子。
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公开(公告)号：US20130154631A1
公开(公告)日：2013-06-20
申请号：US13766677
申请日：2013-02-13
Applicant: Alps Green Devices Co., Ltd.
Inventor： Manabu TAMURA
IPC: G01R19/00
CPC classification number: G01R19/0038 , G01R15/207 , G01R19/0053
Abstract: A current sensor includes: a conductive member through which a current to be measured flows; first and second magnetic sensors which output output signals having reversed phases to each other due to an induction magnetic field from the current to be measured; and a control unit which performs differential operation on the output signal of the first magnetic sensor and the output signal of the second magnetic sensor, wherein sensing axis directions of the first magnetic sensor and the second magnetic sensor are fixed in the same direction, form a predetermined angle with respect to an application direction of the induction magnetic field from the current to be measured applied to the first magnetic sensor and the second magnetic sensor, and are fixed so that the induction magnetic fields are applied to the first magnetic sensor and the second magnetic sensor in reverse directions to each other.
Abstract translation: 电流传感器包括：流过待测电流的导电部件; 第一和第二磁传感器，其由于来自待测电流的感应磁场而输出具有反相的输出信号; 以及控制单元，其对第一磁传感器的输出信号和第二磁传感器的输出信号进行差分运算，其中检测第一磁传感器和第二磁传感器的轴方向在相同方向上固定，形成 相对于施加到第一磁传感器和第二磁传感器的被测电流的感应磁场的施加方向的预定角度，被固定为使得感应磁场被施加到第一磁传感器，第二磁传感器 磁传感器彼此相反。
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公开(公告)号：US20130154630A1
公开(公告)日：2013-06-20
申请号：US13766664
申请日：2013-02-13
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Masatoshi NOMURA , Manabu TAMURA
IPC: G01R19/257
CPC classification number: G01R19/257 , G01R15/207
Abstract: A current sensor includes: a first magnetic sensor and a second magnetic sensor; a first analog-to-digital converter which is connected to the first magnetic sensor and converts an output signal of the first magnetic sensor from an analog signal to a digital signal so as to be output; a second analog-to-digital converter which is connected to the second magnetic sensor and converts an output signal of the second magnetic sensor from an analog signal to a digital signal so as to be output; and an operation device which is connected to the first analog-to-digital converter and the second analog-to-digital converter, and outputs an operation value by subjecting the output signal of the first analog-to-digital converter and the output signal of the second analog-to-digital converter to differential operation.
Abstract translation: 电流传感器包括：第一磁传感器和第二磁传感器; 第一模数转换器，连接到第一磁传感器，并将第一磁传感器的输出信号从模拟信号转换为数字信号，以输出; 第二模数转换器，其连接到第二磁传感器，并将第二磁传感器的输出信号从模拟信号转换为数字信号，以输出; 以及连接到第一模数转换器和第二模数转换器的操作装置，并且通过使第一模数转换器的输出信号和第一模数转换器的输出信号 第二个模数转换器进行差分运算。
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Patent Agency Ranking
公开(公告)号：US20130057275A1
公开(公告)日：2013-03-07
申请号：US13665624
申请日：2012-10-31
Applicant: ALPS Green Devices Co., Ltd.
Inventor： Manabu TAMURA , Masatoshi NOMURA , Hiroyuki HEBIGUCHI
IPC: G01R33/02
CPC classification number: G01R15/207 , B60L3/0038 , B60L11/182 , B60L11/1861 , B60L2240/549 , G01R1/203 , G01R19/0092 , Y02T10/7005 , Y02T10/7044 , Y02T10/705 , Y02T10/7072 , Y02T10/7088 , Y02T90/122 , Y02T90/14
Abstract: A current sensor includes a magnetic balance sensor including a feedback coil that is disposed in the vicinity of a magnetic sensor element whose characteristics are changed by an inducted magnetic field from a current to be measured and generates a cancellation magnetic field for offsetting the inducted magnetic field, a shunt resistant that is connected in series with a current line for circulating the current to be measured, and a switch circuit that switches to magnetic balance detection at the time of a small current and switches to shunt resistance detection at the time of a large current.
Abstract translation: 电流传感器包括磁平衡传感器，该磁平衡传感器包括设置在磁传感器元件附近的反馈线圈，该磁传感器元件的特性通过来自待测电流的感应磁场而变化，并产生用于抵消感应磁场的抵消磁场 ，与用于循环待测电流的电流线串联连接的分流电阻，以及在小电流时切换到磁平衡检测的开关电路，并在大时间切换到分流电阻检测 当前。
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公开(公告)号：US09372240B2
公开(公告)日：2016-06-21
申请号：US14284234
申请日：2014-05-21
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Manabu Tamura
CPC classification number: G01R33/091 , G01R1/18 , G01R15/20 , G01R15/202
Abstract: A current sensor according to the present invention includes a bus bar, a magnetic sensor element disposed so as to face the bus bar, a wiring board on which the magnetic sensor element is provided, and a signal line electrically connected to the magnetic sensor element. The wiring board includes a base portion facing the bus bar and an extending portion extending from the base portion, and the signal line is connected to the extending portion and provided in a direction intersecting the wiring board.
Abstract translation: 根据本发明的电流传感器包括汇流条，设置成面向母线的磁性传感器元件，设置有磁性传感器元件的布线基板和与该磁性传感器元件电连接的信号线。 布线板包括面向母线的基部和从基部延伸的延伸部，信号线连接到延伸部并且沿与布线板相交的方向设置。
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公开(公告)号：US20160079866A1
公开(公告)日：2016-03-17
申请号：US14857323
申请日：2015-09-17
Applicant: ALPS GREEN DEVICES CO., LTD. , TDK CORPORATION
Inventor： Takao Mizushima , Masahiro lizuka , Yutaka Naito , Kinshiro Takadate , Kazuki Iwaya , Eiichi Takahashi
IPC: H02M3/335
CPC classification number: H02M3/3376 , H02M2001/0032 , H02M2001/0058 , Y02B70/1491 , Y02B70/16
Abstract: A DC-to-DC converter includes a voltage converter having: a capacitance; at least one inductor configured to store energy and exchange stored energy with the capacitance; and a switching element configured to switch on and off a current flowing through the inductor and change direction of the current at each switching. The inductor includes a variable inductor whose inductance decreases with increase in the current.
Abstract translation: DC-DC转换器包括具有：电容的电压转换器; 至少一个电感器被配置为存储能量并且将存储的能量与所述电容交换; 以及开关元件，其被配置为接通和关断流过所述电感器的电流，并且在每次切换时改变所述电流的方向。 电感器包括一个可变电感器，其电感随着电流的增加而减小。
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公开(公告)号：US09146260B2
公开(公告)日：2015-09-29
申请号：US13668127
申请日：2012-11-02
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Yoshihiro Nishiyama , Masamichi Saito , Akira Takahashi , Masahiro Iizuka
CPC classification number: G01R15/205 , G01R33/093
Abstract: A magnetic balance type current sensor includes a magnetic balance type current sensor including a magnetoresistance effect element whose characteristic changes owing to an induction magnetic field from a current to be measured flowing through a conductor, a feedback coil configured to be disposed in the vicinity of the magnetoresistance effect element and generate a cancelling magnetic field cancelling out the induction magnetic field, a magnetic shield configured to attenuate the induction magnetic field and enhance the cancelling magnetic field, and a hard bias layer configured to be provided on or above the magnetic shield.
Abstract translation: 磁平衡型电流传感器包括磁平衡型电流传感器，该磁平衡型电流传感器包括磁阻效应元件，该磁阻效应元件的特性由于流过导体的待测电流的感应磁场而变化，被配置为设置在接近 产生抵消磁场的抵消磁场，构造成使感应磁场衰减并增强抵消磁场的磁屏蔽，以及配置成设置在磁屏蔽上或上方的硬偏置层。
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公开(公告)号：US20150198675A1
公开(公告)日：2015-07-16
申请号：US14670190
申请日：2015-03-26
Applicant: ALPS GREEN DEVICES CO., LTD.
Inventor： Hiroyuki HEBIGUCHI
CPC classification number: G01R31/3675 , G01R31/3606 , G01R31/3624 , G01R31/3662 , G01R31/3679 , H01M10/48 , H01M10/486
Abstract: In a storage device state detection method in which the SOH or SOC of the storage device is inferred from the internal impedance of the storage device: the internal resistance of the storage device is measured by using a signal with a first frequency at which the internal impedance is reduced as a temperature is raised, and the initial SOH or initial SOC of the storage device is calculated from the measured value of the internal resistance; the internal impedance is measured by using a signal with a second frequency at which the internal impedance is increased as a temperature is raised, and the internal temperature of the storage device is calculated from the measured value of the internal impedance; and the SOH or SOC is inferred by using the calculated value of the internal temperature to correct the initial SOH or initial SOC.
Abstract translation: 在根据存储装置的内部阻抗推断存储装置的SOH或SOC的存储装置状态检测方法中，通过使用具有第一频率的信号来测量存储装置的内部电阻，其中内部阻抗 随着温度升高而减小，并且根据内阻的测量值计算存储装置的初始SOH或初始SOC; 通过使用具有第二频率的信号来测量内部阻抗，其中内部阻抗随温度升高而增加，并且根据内部阻抗的测量值计算存储装置的内部温度; 并且通过使用内部温度的计算值来校正SOH或初始SOC来推断SOH或SOC。
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