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    • 2. 发明授权
    • Combined sensor
    • 组合传感器
    • US09000543B2
    • 2015-04-07
    • US13991749
    • 2011-11-22
    • Heewon JeongMasahide HayashiKiyoko Yamanaka
    • Heewon JeongMasahide HayashiKiyoko Yamanaka
    • H01L29/84B81B3/00G01C19/574G01P15/125G01P15/18
    • B81B3/0018G01C19/574G01P15/125G01P15/18
    • To provide a combined sensor that can detect a plurality of physical quantities. With the combined sensor, it is possible to realize, while maintaining performance, a reduction in size and a reduction in costs by increasing elements that can be shared among respective sensors. A weight M2 and a detection electrode DTE2 used in an angular-velocity detecting section are also used as a reference capacitive element of a Z-direction-acceleration detecting section configured to detect acceleration in a Z direction. That is, in the Z-direction-acceleration detecting section, a detection capacitive element including the weight M2 and the detection electrode DTE2 configuring the angular-velocity detecting section is used as a reference capacitive element for a detection capacitive element formed by a detection electrode DTE5 and a weight M4.
    • 提供可以检测多个物理量的组合传感器。 利用组合的传感器,通过增加可在各个传感器之间共享的元件,可以在保持性能的同时实现尺寸的减小和成本的降低。 在角速度检测部中使用的重量M2和检测电极DTE2也被用作被配置为检测Z方向上的加速度的Z方向加速度检测部的基准电容元件。 也就是说,在Z方向加速度检测部中,使用包括权重M2的检测电容元件和构成角速度检测部的检测电极DTE2作为由检测电极形成的检测用电容元件的基准电容元件 DTE5和重量M4。
    • 7. 发明申请
    • Inertial Sensor
    • 惯性传感器
    • US20130133422A1
    • 2013-05-30
    • US13811950
    • 2011-08-08
    • Kiyoko YamanakaHeewon JeongToshiaki NakamuraMasahide Hayashi
    • Kiyoko YamanakaHeewon JeongToshiaki NakamuraMasahide Hayashi
    • G01P15/125G01P21/00
    • G01P15/125G01C19/5747G01P15/0802G01P21/00G01P2015/0814
    • In order to provide an inertial sensor capable of suppressing a wrong diagnosis even in an adverse environment such that sudden noise occurs, an inertial sensor is provided with a movable part (105), a first detection unit (C1, C2) for detecting the amount of displacement of the movable part (105), a forced vibration means (503, C3, C4) for forcedly vibrating the movable part (105) by applying a diagnosis signal, a physical quantity calculation unit (502) for calculating the physical quantity from a detection signal from the first detection unit (C1, C2), and an abnormality determination unit (504) for determining the presence or absence of the abnormality for the physical quantity using the diagnosis signal obtained via the first detection unit (C1, C2), and is used within a vehicle, the inertial sensor further comprising a second sensor (510) mounted in the same vehicle and connected to the abnormality determination unit (504).
    • 为了提供一种惯性传感器,即使在出现突发噪声的不利环境下也能够抑制错误的诊断,惯性传感器设置有可动部(105),第一检测单元(C1,C2) 通过施加诊断信号对可动部(105)进行强制振动的强制振动装置(503,C3,C4);物理量计算部(502),用于计算物理量 来自第一检测单元(C1,C2)的检测信号和用于通过经由第一检测单元(C1,C2)获得的诊断信号来确定物理量的异常的存在或不存在的异常确定单元(504) ,并且在车辆内使用,惯性传感器还包括安装在同一车辆中并连接到异常判定单元(504)的第二传感器(510)。