Triaxial acceleration sensor module and method of manufacturing the same
    1.
    发明授权
    Triaxial acceleration sensor module and method of manufacturing the same 失效
    三轴加速度传感器模块及其制造方法

    公开(公告)号:US07540193B2

    公开(公告)日:2009-06-02

    申请号:US11321887

    申请日:2005-12-28

    IPC分类号: G01P15/12

    摘要: A triaxial acceleration sensor module 100 includes: a hollow housing 30 provided with a partition plate 31 having a through-hole 32; a triaxial acceleration sensor 1 provided inside the housing 30; and a sensor driving IC 40 for driving the triaxial acceleration sensor 1. The triaxial acceleration sensor 1 includes: a frame 23; a weight member 22 provided inside the frame 23; a weight member supporting portion 15 for supporting the weight member 22 in a freely suspended manner; and a plurality of flexible beams each having piezo resistance elements 13 thereon. In the triaxial acceleration sensor module 100, the through-hole 32 has a size through which the triaxial acceleration sensor 1 can pass. Further, the triaxial acceleration sensor 1 is directly bonded to the sensor driving IC 40 via the through-hole 32, and the sensor driving IC 40 is bonded to the partition plate 31 of the housing 30.

    摘要翻译: 三轴加速度传感器模块100包括:中空壳体30,设置有具有通孔32的分隔板31; 设置在壳体30内的三轴加速度传感器1; 以及用于驱动三轴加速度传感器1的传感器驱动IC 40.三轴加速度传感器1包括:框架23; 设置在框架23内的配重构件22; 用于以自由悬挂的方式支撑配重构件22的配重构件支撑部分15; 以及多个在其上具有压电电阻元件13的柔性梁。 在三轴加速度传感器模块100中,通孔32具有通过三轴加速度传感器1的尺寸。 此外,三轴加速度传感器1经由通孔32直接接合到传感器驱动IC40,并且传感器驱动IC40被接合到壳体30的隔板31。

    SEMICONDUCTOR SENSOR AND METHOD OF MANUFACTURING THE SAME
    2.
    发明申请
    SEMICONDUCTOR SENSOR AND METHOD OF MANUFACTURING THE SAME 审中-公开
    半导体传感器及其制造方法

    公开(公告)号:US20060283248A1

    公开(公告)日:2006-12-21

    申请号:US11277723

    申请日:2006-03-28

    IPC分类号: G01P15/09

    摘要: A semiconductor sensor 1 includes: a frame 21 having an opening; an actuation diaphragm 16 provided inside the frame 21 in a spaced-apart relationship with respect to the frame 21; a plurality of flexible beams 19a, 19b provided to interconnect the frame 21 and the actuation diaphragm 16, each of the flexible beams 19a, 19b having piezo resistance elements 30a, 30b, 30c thereon; metallic wiring lines 33 provided on one major surfaces of the respective flexible beams 19a, 19b for connecting each of the piezo resistance elements 30a, 30b, 30c to each other; and a plurality of thermal stress absorbing portions provided on the other major surfaces of the respective flexible beams 19a, 19b for absorbing thermal stresses developed in the beams 19a, 19b due to the difference of coefficients of thermal expansion between the respective beams 19a, 19b and the corresponding metallic wiring lines 33.

    摘要翻译: 半导体传感器1包括:具有开口的框架21; 设置在框架21内相对于框架21间隔的致动隔膜16; 设置用于互连框架21和致动隔膜16的多个柔性梁19b,每个柔性梁19a,19b上具有压电电阻元件30a,30b,30c; 金属布线33设置在各个柔性梁191a,19b的一个主表面上,用于将压电电阻元件30a,30b,30c中的每一个彼此连接; 以及多个热应力吸收部分,其设置在相应的柔性梁19a,19b的另一个主表面上,用于吸收在梁19a,19b中产生的热应力,这是由于各个梁之间的热膨胀系数的差异 19a,19b和相应的金属布线33。

    Triaxial acceleration sensor module and method of manufacturing the same

    公开(公告)号:US20060201251A1

    公开(公告)日:2006-09-14

    申请号:US11321887

    申请日:2005-12-28

    IPC分类号: G01P15/09

    摘要: A triaxial acceleration sensor module 100 includes: a hollow housing 30 provided with a partition plate 31 having a through-hole 32; a triaxial acceleration sensor 1 provided inside the housing 30; and a sensor driving IC 40 for driving the triaxial acceleration sensor 1. The triaxial acceleration sensor 1 includes: a frame 23; a weight member 22 provided inside the frame 23; a weight member supporting portion 15 for supporting the weight member 22 in a freely suspended manner; and a plurality of flexible beams each having piezo resistance elements 13 thereon. In the triaxial acceleration sensor module 100, the through-hole 32 has a size through which the triaxial acceleration sensor 1 can pass. Further, the triaxial acceleration sensor 1 is directly bonded to the sensor driving IC 40 via the through-hole 32, and the sensor driving IC 40 is bonded to the partition plate 31 of the housing 30.

    DSRC car-mounted equipment
    4.
    发明授权
    DSRC car-mounted equipment 失效
    DSRC车载设备

    公开(公告)号:US06337622B1

    公开(公告)日:2002-01-08

    申请号:US09614190

    申请日:2000-07-11

    申请人: Takayuki Sugano

    发明人: Takayuki Sugano

    IPC分类号: B60Q100

    CPC分类号: G07B15/063 G07C5/008

    摘要: A DSRC car-mounted equipment which prevents, in advance, inconvenience caused by disorder in the antenna unit of the car-mounted equipment. A DSRC car-mounted equipment comprises a main body 1 of a car-mounted equipment having a control unit 10 and an antenna unit 12 for executing radio communication with an on-the-road equipment, information output means 13, 14 connected to the control unit, a checking unit 2 having a checking circuit unit 20 and a checking antenna unit 21 for executing radio communication with the antenna unit of the car-mounted equipment, and an antenna-judging means for judging the communication ability of the antenna unit of the car-mounted equipment based on the communication state of check signal waves D between the antenna unit 12 of the car-mounted equipment and the checking antenna unit 21, wherein the antenna-judging means produces an alarm signal when the communication ability of the antenna unit 12 of the car-mounted equipment is smaller than a predetermined value, and the control unit 10 of the car-mounted equipment drives the information output means 13, 14 in response to the alarm signal to produce an alarm.

    摘要翻译: 一种DSRC车载设备,预先防止由车载设备的天线单元中的无序引起的不便。 DSRC车载设备包括具有控制单元10的车载设备的主体1和用于与路上设备进行无线通信的天线单元12,与控制单元连接的信息输出装置13,14 单元,具有检查电路单元20的检查单元2和用于与车载设备的天线单元执行无线电通信的检查天线单元21,以及天线判断装置,用于判断天线单元的通信能力 基于车载设备的天线单元12与检查天线单元21之间的检查信号波D的通信状态的车载设备,其中天线判断装置在天线单元的通信能力时产生报警信号 车载设备的12个小于预定值,并且车载设备的控制单元10响应于报警信号驱动信息输出装置13,14 产生警报。

    PLL FREQUENCY SYNTHESIZER
    6.
    发明申请
    PLL FREQUENCY SYNTHESIZER 审中-公开
    PLL频率合成器

    公开(公告)号:US20100052747A1

    公开(公告)日:2010-03-04

    申请号:US12530171

    申请日:2008-02-08

    IPC分类号: H03L7/06

    摘要: A PLL frequency synthesizer 1 according to one embodiment of the present invention is provided with a frequency divider 30, a phase comparator 40, a charge pump 50, a loop filter 60, a voltage controlled oscillator 70, and a changeover switch (within the switching unit 80). The loop filter 60 has a reference potential on a semiconductor substrate as a ground potential, and the changeover switch is formed on the semiconductor substrate 2 and switches connection between an intermediate node of the loop filter 60 and the reference potential on the semiconductor substrate 2 to switch the time constant of the loop filter 60.

    摘要翻译: 根据本发明的一个实施例的PLL频率合成器1具有分频器30,相位比较器40,电荷泵50,环路滤波器60,压控振荡器70和转换开关(在开关 单位80)。 环路滤波器60在半导体衬底上具有作为接地电位的参考电位,并且转换开关形成在半导体衬底2上,并且将环路滤波器60的中间节点与半导体衬底2上的参考电位之间的连接切换到 切换环路滤波器60的时间常数。