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    • 1. 发明授权
    • Right-left driving force control system
    • 左右驱动力控制系统
    • US08265845B2
    • 2012-09-11
    • US12506299
    • 2009-07-21
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • G06F7/00
    • F16H37/082
    • A right-left driving force control system includes: a selecting unit which: selects an adjusting unit adjusting distribution of a driving force between right and left wheels, when a shifting direction in which the driving force is shifted between the wheels and which is related to a control amount is the same as a first direction towards one of the wheels which has a larger speed; selects a limiting unit adjusting a differential action limiting force, when the shifting direction is the same as a second direction towards one of the wheels which has a smaller speed, and a difference between the wheel speeds is equal to or larger than a threshold value; and maintains the adjusting unit or the limiting unit, which has been selected, when the shifting direction is the same as the second direction, and the difference between the wheel speeds is less than the threshold value; and a control unit which controls the adjusting unit or the limiting unit, which is selected or maintained by the selecting unit, based on the control amount.
    • 左右驱动力控制系统包括:选择单元,其选择调整单元,调整左右车轮之间的驱动力的分布,当所述驱动力在车轮之间移动并且与车轮相关的变速方向 控制量与向具有较大速度的一个车轮的第一方向相同; 选择限制单元,当所述移动方向与朝向所述车轮中的一个车轮的第二方向相同时,调节差速动作限制力,并且所述车轮速度之间的差等于或大于阈值; 并且当变速方向与第二方向相同时,保持已经选择的调节单元或限制单元,并且车轮速度之间的差小于阈值; 以及控制单元,其基于所述控制量来控制由所述选择单元选择或维护的所述调整单元或所述限制单元。
    • 2. 发明申请
    • TEMPERATURE SENSOR
    • 温度感应器
    • US20100226409A1
    • 2010-09-09
    • US12161760
    • 2007-01-19
    • Adarsh SandhuTakuya YamamuraMakoto TaodaZaki Primadani
    • Adarsh SandhuTakuya YamamuraMakoto TaodaZaki Primadani
    • G01K7/22
    • G01K7/22G01K7/40
    • This invention is to provide a temperature sensor which can measure a precise temperature of a minute region, which can measure a temperature in a wide range from a low temperature to a high temperature, and which has a simple structure. The temperature sensor comprises a two-dimensional electron gas. A resistance of the two-dimensional electron gas is used to measure a temperature. The two-dimensional electron gas may have a heterostructure selected from the group consisting of an AlGaN/GaN system, an AlGaAs/GaAs system, an InAs/GaAs system, an InAs/GaSb/AlSb system, a SiGe/Si system, a SiC/Si system, a CdTe/HgTe/CdTe system, an InGaAs/InAlAs/InP system, and nanocrystalline silicon.
    • 本发明提供一种温度传感器,其可以测量微区域的精确温度,其可以测量从低温到高温的宽范围内的温度,并且具有简单的结构。 温度传感器包括二维电子气。 使用二维电子气的电阻来测量温度。 二维电子气体可以具有选自AlGaN / GaN系统,AlGaAs / GaAs系统,InAs / GaAs系统,InAs / GaSb / AlSb系统,SiGe / Si系统,SiC / Si系统,CdTe / HgTe / CdTe系统,InGaAs / InAlAs / InP系统和纳米晶硅。
    • 3. 发明申请
    • RIGHT-LEFT DRIVING FORCE CONTROL SYSTEM
    • 右驾驶力控制系统
    • US20100023184A1
    • 2010-01-28
    • US12506299
    • 2009-07-21
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • B60W30/02
    • F16H37/082
    • A right-left driving force control system includes: a selecting unit which: selects an adjusting unit adjusting distribution of a driving force between right and left wheels, when a shifting direction in which the driving force is shifted between the wheels and which is related to a control amount is the same as a first direction towards one of the wheels which has a larger speed; selects a limiting unit adjusting a differential action limiting force, when the shifting direction is the same as a second direction towards one of the wheels which has a smaller speed, and a difference between the wheel speeds is equal to or larger than a threshold value; and maintains the adjusting unit or the limiting unit, which has been selected, when the shifting direction is the same as the second direction, and the difference between the wheel speeds is less than the threshold value; and a control unit which controls the adjusting unit or the limiting unit, which is selected or maintained by the selecting unit, based on the control amount.
    • 左右驱动力控制系统包括:选择单元,其选择调整单元,调整左右车轮之间的驱动力的分布,当所述驱动力在车轮之间移动并且与车轮相关的变速方向 控制量与向具有较大速度的一个车轮的第一方向相同; 选择限制单元,当所述移动方向与朝向所述车轮中的一个车轮的第二方向相同时,调节差速动作限制力,并且所述车轮速度之间的差等于或大于阈值; 并且当变速方向与第二方向相同时,保持已经选择的调节单元或限制单元,并且车轮速度之间的差小于阈值; 以及控制单元,其基于所述控制量来控制由所述选择单元选择或维护的所述调整单元或所述限制单元。
    • 4. 发明申请
    • CURRENT DETECTION CIRCUIT MODULE
    • 电流检测电路模块
    • US20140184212A1
    • 2014-07-03
    • US14237263
    • 2012-04-26
    • Kazuhiko YamaguchiTakuya Yamamura
    • Kazuhiko YamaguchiTakuya Yamamura
    • G01R19/00
    • G01R19/0092G01R15/207H02M7/003H02M2001/0009
    • A current detection circuit module can correct the sensitivity of current detection before a finished product is fabricated, with high impact resistance. The current detection circuit module has a circuit board on which a control IC is mounted. A magnetic core has a gap at a part thereof. A magnetic detection element is disposed in the gap. A detection circuit outputs a detection signal of a current value flowing to the control IC in accordance with the output of the magnetic detection element. A pass portion is provided to the control circuit board. The magnetic core is mounted on the control circuit board to surround the bus bar. The magnetic detection element is mounted on the control circuit board and is located in the gap.
    • 电流检测电路模块可以在制造成品之前校正电流检测的灵敏度,具有高抗冲击性。 电流检测电路模块具有安装有控制IC的电路板。 磁芯在其一部分具有间隙。 磁性检测元件设置在间隙中。 检测电路根据磁检测元件的输出,输出流向控制IC的电流值的检测信号。 向控制电路板提供通过部分。 磁芯安装在控制电路板上以围绕母线。 磁检测元件安装在控制电路板上并位于间隙中。
    • 5. 发明授权
    • Magnestostrictive torque sensor and manufacturing method thereof, and electric power steering system
    • 扭矩传感器及其制造方法以及电动助力转向系统
    • US08181538B2
    • 2012-05-22
    • US12919995
    • 2009-02-26
    • Takuya YamamuraYuichi FukudaNobuhiko YoshimotoYukiya Kashimura
    • Takuya YamamuraYuichi FukudaNobuhiko YoshimotoYukiya Kashimura
    • G01L3/00G01R3/00
    • G01L3/102B62D6/10G01L3/103G01L3/105Y10T29/49007Y10T29/4902
    • A magnestostrictive torque sensor detects rotating torque applied to a rod-shaped rotating shaft to work around the rotating shaft based on a change in magnetic characteristics of a magnetostrictive film formed on a surface the rotating shaft so as to extend around a full circumference thereof in a circumferential direction. The magnetostrictive film is formed continuously in an axial direction at a portion on the rotating shaft in the axial direction thereof. The magnetostrictive film has on the continuously formed area a first magnetostrictive film portion and a second magnetostrictive film portion having magnetic anisotropies which are opposite to each other and a third magnetostrictive film portion which is formed between the first and second magnetostrictive film portions. A first detection coil, a second detection coil and a third detection coil are provided for the first magnetostrictive film portion, the second magnetostrictive film portion and the third magnetostrictive film portion, respectively.
    • 磁致伸缩扭矩传感器检测施加到杆状旋转轴的旋转扭矩,以便基于旋转轴的表面上形成的磁致伸缩膜的磁特性的变化,绕其旋转轴工作,从而绕其旋转轴的全周延伸 圆周方向。 磁致伸缩膜在轴向的旋转轴的一部分沿轴向连续形成。 磁致伸缩膜在连续形成区域上具有第一磁致伸缩膜部分和具有彼此相对的磁各向异性的第二磁致伸缩膜部分和形成在第一和第二磁致伸缩膜部分之间的第三磁致伸缩膜部分。 分别为第一磁致伸缩膜部分,第二磁致伸缩膜部分和第三磁致伸缩膜部分提供第一检测线圈,第二检测线圈和第三检测线圈。
    • 8. 发明申请
    • TRANSMISSION
    • 传输
    • US20140130626A1
    • 2014-05-15
    • US14128985
    • 2012-05-29
    • Yuichi UshirodaTakuya Yamamura
    • Yuichi UshirodaTakuya Yamamura
    • F16H3/08
    • F16H3/08F16H3/006F16H3/14F16H2200/0004F16H2200/0052Y10T74/19284
    • A reversing gear (13d) is disposed between a fifth fixed gear (13a) having a smallest outer diameter among respective gears provided in a first main shaft (4) and a second main shaft (5) and a sixth idling gear (13b) having a smallest outer diameter among respective gears provided in a first sub-shaft (6) to always mesh with the respective gears. A first synchronizing sleeve (21) is disposed to overlap a bearing (8a) of a third sub-shaft (8) in the axial direction of the second main shaft (5). A second synchronizing sleeve (22), a third synchronizing sleeve (23), and a fourth synchronizing sleeve (24) are disposed to overlap a bearing (8b) of the third sub-shaft (8) in the axial direction of the second main shaft (5).
    • 在设置在第一主轴(4)和第二主轴(5)的各齿轮的第五固定齿轮(13a)和第六空转齿轮(13b)之间的反转齿轮(13d)之间设置有具有最小外径的第五固定齿轮(13a) 设置在第一子轴(6)中的各个齿轮中的最小外径,以始终与各个齿轮啮合。 第一同步套筒(21)设置成在第二主轴(5)的轴向上与第三子轴(8)的轴承(8a)重叠。 第二同步套筒(22),第三同步套筒(23)和第四同步套筒(24)设置成与第三副轴(8)的轴向(8b)在第二主轴 轴(5)。
    • 9. 发明授权
    • Right-left driving force controller
    • 右左驱动力控制器
    • US08241163B2
    • 2012-08-14
    • US12502772
    • 2009-07-14
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • Takuya YamamuraYuichi UshirodaKaoru Sawase
    • F16H48/20
    • B60W30/045Y10T477/606
    • A controller includes: a adjuster, configured to adjust distribution of driving force between right and left wheels; a limiter, configured to limit a difference between operations of the right and left wheels; a first calculator, configured to calculate a first control amount corresponding to the adjustor and including an amount related to direction of shift of driving force between the right and left wheels; a second calculator, configured to calculate a second control amount corresponding to the limiter; a third calculator, configured to calculate a third control amount including the second control amount and the amount; a fourth calculator, configured to calculate a fourth control amount that is a combination of the first and third control amounts; a selector, configured to select either the adjustor and the limiter; and a controller, configured to control the adjustor or the limiter in accordance with the fourth control amount.
    • 控制器包括:调节器,被配置为调整左右车轮之间的驱动力分配; 限制器,被配置为限制左右轮的操作之间的差异; 第一计算器,被配置为计算与所述调节器相对应的第一控制量,并且包括与所述左右车轮之间的驱动力的移动方向相关的量; 第二计算器,被配置为计算对应于所述限制器的第二控制量; 第三计算器,被配置为计算包括所述第二控制量和所述量的第三控制量; 第四计算器,被配置为计算作为所述第一和第三控制量的组合的第四控制量; 选择器,被配置为选择调节器和限制器; 以及控制器,被配置为根据第四控制量来控制调节器或限制器。
    • 10. 发明申请
    • MAGNESTOSTRICTIVE TORQUE SENSOR AND MANUFACTURING METHOD THEREOF, AND ELECTRIC POWER STEERING SYSTEM
    • MAGNESTOSTRICTIVE TORQUE传感器及其制造方法及电力转向系统
    • US20110067947A1
    • 2011-03-24
    • US12919995
    • 2009-02-26
    • Takuya YamamuraYuichi FukudaNobuhiko YoshimotoYukiya Kashimura
    • Takuya YamamuraYuichi FukudaNobuhiko YoshimotoYukiya Kashimura
    • B62D5/04G01L1/12H01F41/22
    • G01L3/102B62D6/10G01L3/103G01L3/105Y10T29/49007Y10T29/4902
    • A magnestostrictive torque sensor 10 detects rotating torque applied to a rod-shaped rotating shaft 11 to work around the rotating shaft based on a change in magnetic characteristics of a magnetostrictive film formed on a surface the rotating shaft so as to extend around a full circumference thereof in a circumferential direction. The magnetostrictive film 14 is formed continuously in an axial direction at a portion on the rotating shaft in the axial direction thereof. The magnetostrictive film 14 has on the continuously formed area a first magnetostrictive film portion 14A and a second magnetostrictive film portion 14B having magnetic anisotropies which are opposite to each other and a third magnetostrictive film portion 14C which is formed between the first and second magnetostrictive film portions. A first detection coil 13A, a second detection coil 13B and a third detection coil 13C are provided for the first magnetostrictive film portion, the second magnetostrictive film portion and the third magnetostrictive film portion, respectively.
    • 磁致伸缩扭矩传感器10基于在旋转轴的表面上形成的磁致伸缩膜的磁特性的变化来检测施加到杆状旋转轴11的旋转扭矩,以绕其旋转轴工作,以围绕其整个圆周延伸 在圆周方向。 磁致伸缩膜14沿轴向连续地形成在旋转轴的轴向部分上。 磁致伸缩膜14在连续形成区域上具有第一磁致伸缩膜部分14A和具有彼此相对的磁各向异性的第二磁致伸缩膜部分14B和形成在第一和第二磁致伸缩膜部分之间的第三磁致伸缩膜部分14C 。 分别为第一磁致伸缩膜部分,第二磁致伸缩膜部分和第三磁致伸缩膜部分提供第一检测线圈13A,第二检测线圈13B和第三检测线圈13C。