Inertial Sensor
    1.
    发明申请
    Inertial Sensor 审中-公开
    惯性传感器

    公开(公告)号:US20110132089A1

    公开(公告)日:2011-06-09

    申请号:US13058571

    申请日:2009-07-28

    IPC分类号: G01P15/125 G01P15/00

    摘要: In order to provide an inertial sensor such as an acceleration sensor which can be downsized and in which a high SNR can be obtained as having a plurality of measurement ranges, an inertial sensor for detecting an inertial force of acceleration based on an electrostatic capacitance change of a detecting unit includes a plurality of detecting units D1 to D4 each having a different sensitivity defined by a ratio between an applied inertial force and physical quantity generated from each of the detecting units to provide the plurality of measurement ranges. Alternatively, when the inertial sensor includes N (a natural number of 2 or larger) pieces of movable units 6a to 6c, (N+1) or more types of measurement ranges are provided.

    摘要翻译: 为了提供惯性传感器,例如加速度传感器,其可以被小型化并且可以获得具有多个测量范围的高SNR,用于基于静电电容变化来检测加速度惯性力的惯性传感器 检测单元包括多个检测单元D1至D4,每个检测单元具有由施加的惯性力与从每个检测单元产生的物理量之间的比率定义的不同灵敏度,以提供多个测量范围。 或者,当惯性传感器包括N(自然数2以上)的可动单元6a〜6c,(N + 1)以上的测量范围。

    Semiconductor device with integrated circuit electrically connected to a MEMS sensor by a through-electrode
    2.
    发明授权
    Semiconductor device with integrated circuit electrically connected to a MEMS sensor by a through-electrode 有权
    具有集成电路的半导体器件通过通孔与MEMS传感器电连接

    公开(公告)号:US07919814B2

    公开(公告)日:2011-04-05

    申请号:US12270463

    申请日:2008-11-13

    IPC分类号: H01L27/12

    摘要: As well as achieving both downsizing and thickness reduction and sensitivity improvement of a semiconductor device that has: a MEMS sensor formed by bulk micromachining technique such as an acceleration sensor and an angular rate sensor; and an LSI circuit, a packaging structure of the semiconductor device having the MEMS sensor and the LSI circuit can be simplified. An integrated circuit having MISFETs and wirings is formed on a silicon layer of an SOI substrate, and the MEMS sensor containing a structure inside is formed by processing a substrate layer of the SOI substrate. In other words, by using both surfaces of the SOI substrate, the integrated circuit and the MEMS sensor are mounted on one SOI substrate. The integrated circuit and the MEMS sensor are electrically connected to each other by a through-electrode provided in the SOI substrate.

    摘要翻译: 以及实现半导体器件的小型化和厚度降低以及灵敏度提高,其具有:通过体积微加工技术(例如加速度传感器和角速度传感器)形成的MEMS传感器; 和LSI电路,可以简化具有MEMS传感器和LSI电路的半导体器件的封装结构。 在SOI衬底的硅层上形成具有MISFET和布线的集成电路,并且通过处理SOI衬底的衬底层来形成包含内部结构的MEMS传感器。 换句话说,通过使用SOI衬底的两个表面,集成电路和MEMS传感器安装在一个SOI衬底上。 集成电路和MEMS传感器通过设置在SOI衬底中的通孔电连接。

    Inertial sensor
    4.
    发明授权
    Inertial sensor 有权
    惯性传感器

    公开(公告)号:US09229025B2

    公开(公告)日:2016-01-05

    申请号:US13811950

    申请日:2011-08-08

    摘要: 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).

    摘要翻译: 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)。

    Capacitance sensor
    5.
    发明授权
    Capacitance sensor 有权
    电容传感器

    公开(公告)号:US08427177B2

    公开(公告)日:2013-04-23

    申请号:US12912580

    申请日:2010-10-26

    IPC分类号: G01R27/26 G01R27/08

    摘要: A technique in which a false detection and a wrong diagnosis can be suppressed in a capacitance sensor represented by an acceleration sensor is provided. A first capacitative element and a second capacitative element, which configure a capacitance detection unit, and a third capacitative element and a fourth capacitative element, which configure a forced oscillation generation unit, are electrically separated from each other. That is, the diagnosis movable electrode that configures the third capacitative element and the fourth capacitative element is formed integrally with the movable part. On the other hand, the diagnosis fixed electrode and the diagnosis fixed electrode are electrically separated from the detection fixed electrode and the detection fixed electrode.

    摘要翻译: 提供了一种在由加速度传感器表示的电容传感器中可以抑制错误检测和错误诊断的技术。 构成电容检测单元的第一电容元件和第二电容元件以及配置强制振荡产生单元的第三电容元件和第四电容元件彼此电分离。 也就是说,构成第三电容元件和第四电容元件的诊断可移动电极与可动部一体地形成。 另一方面,诊断固定电极和诊断固定电极与检测固定电极和检测固定电极电分离。

    Inertial sensor
    6.
    发明授权
    Inertial sensor 有权
    惯性传感器

    公开(公告)号:US08096180B2

    公开(公告)日:2012-01-17

    申请号:US12273068

    申请日:2008-11-18

    IPC分类号: G01P9/04 G01C19/56

    摘要: Techniques capable of suppressing fixation between a movable electrode and a fixed electrode in an inertial sensor and preventing the inertial sensor from malfunctioning are provided. The movable electrode, the fixed electrode provided so as to face the movable electrode, a peripheral conductor facing both the movable electrode and the fixed electrode, and a demodulation circuit and a voltage adjustment circuit which adjust the electric potential of the peripheral conductor so that the electric potential of the peripheral conductor becomes the same as the electric potential of the movable electrode are provided, and a change in the capacitance between the movable electrode and the fixed electrode is detected.

    摘要翻译: 提供了能够抑制惯性传感器中的可动电极和固定电极之间的固定并防止惯性传感器发生故障的技术。 可动电极,设置成面对可动电极的固定电极,面向可动电极和固定电极的周边导体,以及调整电路和调整电路的电压调节电路, 外围导体的电位变得与设置可动电极的电位相同,并且检测到可动电极与固定电极之间的电容变化。

    Angular velocity sensor
    7.
    发明授权
    Angular velocity sensor 有权
    角速度传感器

    公开(公告)号:US09568490B2

    公开(公告)日:2017-02-14

    申请号:US14383335

    申请日:2012-03-19

    摘要: Provided is an angular velocity sensor including a plurality of angular velocity detection units each outputting a different detection result, and including a common driving circuit to drive the angular velocity detection units. The angular velocity detection units of the angular velocity sensor of the present invention are configured to have different driving amplitudes when being driven by a driving signal at the same frequency.

    摘要翻译: 提供了一种角速度传感器,其包括多个角速度检测单元,每个角速度检测单元输出不同的检测结果,并且包括用于驱动角速度检测单元的公共驱动电路。 本发明的角速度传感器的角速度检测单元被配置为当由相同频率的驱动信号驱动时具有不同的驱动振幅。

    Semiconductor physical quantity detecting sensor
    8.
    发明授权
    Semiconductor physical quantity detecting sensor 有权
    半导体物理量检测传感器

    公开(公告)号:US09511993B2

    公开(公告)日:2016-12-06

    申请号:US13983775

    申请日:2012-01-18

    摘要: A semiconductor physical quantity detection sensor includes (1) a first electrostatic capacitance formed by the movable electrode, and a first fixed electrode formed in a first conductive layer shared with the movable electrode, (2) a second electrostatic capacitance that is formed by the movable electrode, and a second fixed electrode formed in a second conductive layer different in a height from a substrate surface from the movable electrode, and (3) an arithmetic circuit that calculates the physical quantity on the basis of a change in the first and second electrostatic capacitances generated when the physical quantity is applied. In this configuration, an electric signal from the first electrostatic capacitance, and an electric signal from the second electrostatic capacitance are input to the arithmetic circuit.

    摘要翻译: 半导体物理量检测传感器包括(1)由可动电极形成的第一静电电容和形成在与可动电极共用的第一导电层中的第一固定电极,(2)由可动电极形成的第二静电电容 电极和形成在与可动电极的基板表面不同高度的第二导电层中的第二固定电极,以及(3)基于第一和第二静电的变化来计算物理量的运算电路 当施加物理量时产生的电容。 在该结构中,来自第一静电电容的电信号和来自第二静电电容的电信号被输入到运算电路。

    Combined Sensor
    9.
    发明申请
    Combined Sensor 有权
    组合传感器

    公开(公告)号:US20130285172A1

    公开(公告)日:2013-10-31

    申请号:US13991749

    申请日:2011-11-22

    IPC分类号: B81B3/00

    摘要: 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.

    摘要翻译: 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。

    Physical Quantity Detector
    10.
    发明申请
    Physical Quantity Detector 有权
    物理量检测器

    公开(公告)号:US20130241013A1

    公开(公告)日:2013-09-19

    申请号:US13878776

    申请日:2011-10-07

    IPC分类号: B81B7/00

    摘要: Provided is an inertial sensor device comprising a detection part having an MEMS structure, wherein convenience during sensor installation is ensured while erroneous operation caused by the application of external vibration is controlled. To achieve this objective, an anti-vibration structure (103) is provided in the inertial sensor device, between a semiconductor chip (102) mounted on a package substrate and a semiconductor chip (104) comprising a sensor detection part. The anti-vibration structure (103) has a structure in which the periphery of an anti-vibration part (103a) is surrounded by an anti-vibration part (103b) comprising a material having a larger Young's modulus.

    摘要翻译: 提供了一种惯性传感器装置,其包括具有MEMS结构的检测部件,其中,在控制由施加外部振动引起的错误操作的同时确保传感器安装期间的便利性。 为了实现该目的,在惯性传感器装置中,在安装在封装基板上的半导体芯片(102)和包括传感器检测部件的半导体芯片(104)之间设置防振结构(103)。 防振结构(103)具有防振部(103a)的周围由包含杨氏模量较大的材料的防振部(103b)包围的结构。