High resolution circuit for converting capacitance-to-time deviation
    1.
    发明授权
    High resolution circuit for converting capacitance-to-time deviation 有权
    用于转换电容 - 时间偏差的高分辨率电路

    公开(公告)号:US08638110B2

    公开(公告)日:2014-01-28

    申请号:US12675111

    申请日:2008-07-21

    IPC分类号: G01R27/26

    CPC分类号: G01D5/24

    摘要: There is provided a high resolution circuit for converting a capacitance-to-time deviation including a capacitance deviation detecting unit generating two detection signals having a phase difference corresponding to variations of capacitance of an micro electro mechanical system (MEMS) sensor; a capacitance deviation amplifying unit dividing frequencies of the two detection signals to amplify the phase difference corresponding to the capacitance deviation; and a time signal generating unit generating a time signal having a pulse width corresponding to the amplified phase difference.

    摘要翻译: 提供了一种用于转换电容 - 时间偏差的高分辨率电路,包括产生具有与微机电系统(MEMS)传感器的电容变化相对应的相位差的两个检测信号的电容偏差检测单元; 电容偏差放大单元,对所述两个检测信号的频率进行分频,以放大与所述电容偏差对应的相位差; 以及时间信号生成单元,生成具有与放大后的相位差对应的脉冲宽度的时间信号。

    PIEZOELECTRIC POWER GENERATOR
    2.
    发明申请
    PIEZOELECTRIC POWER GENERATOR 有权
    压电发电机

    公开(公告)号:US20110140578A1

    公开(公告)日:2011-06-16

    申请号:US12862577

    申请日:2010-08-24

    IPC分类号: H02N2/18

    摘要: Provided is a small piezoelectric power generator applied to a wireless sensor network system of a tire pressure monitoring system (TPMS) for monitoring an internal environment of a tire such as variation in air pressure in the tire. In particular, when the system, in which air pressure, temperature and acceleration sensors are mounted, installed in the tire is operated in the TPMS for an automobile, a small piezoelectric power generator for the TPMS can be used as a power source in place of a conventional battery. The piezoelectric power generator includes a substrate having an electrode for transmitting power to the exterior, a metal plate formed on the substrate, and a piezoelectric body disposed on the metal plate and transmitting the power generated by a piezoelectric material to the electrode.

    摘要翻译: 提供了一种应用于轮胎压力监测系统(TPMS)的无线传感器网络系统的小型压电发电机,用于监测轮胎的内部环境,例如轮胎中的空气压力的变化。 特别地,当安装在轮胎中的气压,温度和加速度传感器的系统在用于汽车的TPMS中运行时,用于TPMS的小压电发电机可以用作电源来代替 常规电池。 压电发电机包括具有用于向外部传输电力的电极的基板,形成在基板上的金属板,以及设置在金属板上的压电体,并将由压电材料产生的电力传递到电极。

    HIGH RESOLUTION CIRCUIT FOR CONVERTING CAPACITANCE-TO-TIME DEVIATION
    3.
    发明申请
    HIGH RESOLUTION CIRCUIT FOR CONVERTING CAPACITANCE-TO-TIME DEVIATION 有权
    用于转换电容偏差的高分辨率电路

    公开(公告)号:US20110133758A1

    公开(公告)日:2011-06-09

    申请号:US12675111

    申请日:2008-07-21

    IPC分类号: G01R27/26

    CPC分类号: G01D5/24

    摘要: There is provided a high resolution circuit for converting a capacitance-to-time deviation including a capacitance deviation detecting unit generating two detection signals having a phase difference corresponding to variations of capacitance of an micro electro mechanical system (MEMS) sensor; a capacitance deviation amplifying unit dividing frequencies of the two detection signals to amplify the phase difference corresponding to the capacitance deviation; and a time signal generating unit generating a time signal having a pulse width corresponding to the amplified phase difference.

    摘要翻译: 提供了一种用于转换电容 - 时间偏差的高分辨率电路,包括产生具有与微机电系统(MEMS)传感器的电容变化相对应的相位差的两个检测信号的电容偏差检测单元; 电容偏差放大单元,对所述两个检测信号的频率进行分频,以放大与所述电容偏差对应的相位差; 以及时间信号生成单元,生成具有与放大后的相位差对应的脉冲宽度的时间信号。

    MICRO PIEZORESISTIVE PRESSURE SENSOR AND MANUFACTURING METHOD THEREOF
    4.
    发明申请
    MICRO PIEZORESISTIVE PRESSURE SENSOR AND MANUFACTURING METHOD THEREOF 有权
    微型PIEZORESISTIVE压力传感器及其制造方法

    公开(公告)号:US20100251826A1

    公开(公告)日:2010-10-07

    申请号:US12745745

    申请日:2008-04-21

    IPC分类号: G01L9/06 H01L41/22

    摘要: A micro semiconductor-type pressure sensor and a manufacturing method thereof are provided. The micro semi-conductor-type pressure sensor is implemented by etching a cavity-formation region of a substrate to form a plurality of trenches, oxidizing the plurality of trenches through a thermal oxidation process to form a cavity-formation oxide layer, forming a membrane-formation material layer on upper portions of the cavity-formation oxide layer and the substrate, forming a plurality of etching holes in the membrane-formation material layer, removing the cavity-formation oxide layer through the plurality of etching holes to form a cavity buried in the substrate, forming a membrane reinforcing layer on an upper portion of the membrane-formation material layer to form a membrane for closing the cavity, and forming sensitive films made of a piezoresisive material on an upper portion of the membrane.

    摘要翻译: 提供一种微型半导体型压力传感器及其制造方法。 微型半导体型压力传感器通过蚀刻衬底的空腔形成区域以形成多个沟槽来实现,通过热氧化工艺氧化多个沟槽以形成空腔形成氧化物层,形成膜 在形成空腔的氧化物层和衬底的上部上形成一层形成材料层,在膜形成材料层中形成多个蚀刻孔,通过多个蚀刻孔去除腔形成氧化物层,以形成埋入腔 在所述基板中,在所述膜形成材料层的上部形成膜增强层,以形成用于封闭所述空腔的膜,并且在所述膜的上部形成由压阻材料制成的敏感膜。

    Method and apparatus for providing graphic user interface in mobile terminal
    5.
    发明授权
    Method and apparatus for providing graphic user interface in mobile terminal 有权
    在移动终端中提供图形用户界面的方法和装置

    公开(公告)号:US09569090B2

    公开(公告)日:2017-02-14

    申请号:US13370568

    申请日:2012-02-10

    摘要: A method for providing a Graphic User Interface (GUI) associated with execution of an application in a mobile terminal supporting a multi-tasking function, and an apparatus implementing the same. The method for providing (GUI) in a mobile terminal, preferably includes: displaying an application execution icon region and application execution screen region configured by one or more application execution icons; receiving selection of one from the one or more application execution icons; and displaying a reduction mode execution screen of an application corresponding to the selected application execution icon on the application execution screen region. When using a multi-tasking function of a mobile terminal, the user can view a plurality of application execution screens on one screen, and input an operating command for a plurality of applications on one screen.

    摘要翻译: 一种用于提供与支持多任务功能的移动终端中的应用的执行相关联的图形用户界面(GUI)的方法,以及实现该应用的装置。 用于在移动终端中提供(GUI)的方法优选地包括:显示由一个或多个应用执行图标配置的应用执行图标区域和应用执行屏幕区域; 从所述一个或多个应用执行图标接收选择一个; 以及在所述应用执行屏幕区域上显示与所选择的应用执行图标相对应的应用的缩减模式执行画面。 当使用移动终端的多任务功能时,用户可以在一个屏幕上查看多个应用程序执行屏幕,并在一个屏幕上输入多个应用程序的操作命令。

    Mobile device having a touch-lock state and method for operating the mobile device
    6.
    发明授权
    Mobile device having a touch-lock state and method for operating the mobile device 有权
    具有触摸锁定状态的移动设备和用于操作移动设备的方法

    公开(公告)号:US08749516B2

    公开(公告)日:2014-06-10

    申请号:US13113346

    申请日:2011-05-23

    IPC分类号: G06F3/045

    摘要: A mobile device with a touch panel and a touch-lock operating method thereof are provided. The mobile device preferably includes an RF communication unit for supporting communication services; a touch panel for sensing input touches; a display unit for displaying a screen, where the screen includes at least one of a preset image, text, and map; and a controller for setting a touch-lock in the touch panel according to a preset condition. The controller also controls the display unit to display at least one of a text and image or at least one particular icon corresponding to the information reception event that occurs, based on the RF communication unit, in the touch-lock state. A portion of the display screen can be locked, or only certain predetermined touch functions permitted.

    摘要翻译: 提供具有触摸面板的移动设备及其触摸锁定操作方法。 移动设备优选地包括用于支持通信服务的RF通信单元; 用于感测输入触摸的触摸面板; 用于显示屏幕的显示单元,其中屏幕包括预设图像,文本和地图中的至少一个; 以及根据预设条件在触摸面板中设置触摸锁定的控制器。 控制器还控制显示单元在触摸锁定状态下基于RF通信单元显示文本和图像中的至少一个或者与基于RF通信单元发生的信息接收事件相对应的至少一个特定图标。 显示屏幕的一部分可以被锁定,或者仅允许某些预定的触摸功能。

    Piezoelectric power generator
    7.
    发明授权
    Piezoelectric power generator 有权
    压电发电机

    公开(公告)号:US08319397B2

    公开(公告)日:2012-11-27

    申请号:US12862577

    申请日:2010-08-24

    IPC分类号: H01L41/08

    摘要: Provided is a small piezoelectric power generator applied to a wireless sensor network system of a tire pressure monitoring system (TPMS) for monitoring an internal environment of a tire such as variation in air pressure in the tire. In particular, when the system, in which air pressure, temperature and acceleration sensors are mounted, installed in the tire is operated in the TPMS for an automobile, a small piezoelectric power generator for the TPMS can be used as a power source in place of a conventional battery. The piezoelectric power generator includes a substrate having an electrode for transmitting power to the exterior, a metal plate formed on the substrate, and a piezoelectric body disposed on the metal plate and transmitting the power generated by a piezoelectric material to the electrode.

    摘要翻译: 提供了一种应用于轮胎压力监测系统(TPMS)的无线传感器网络系统的小型压电发电机,用于监测轮胎的内部环境,例如轮胎中的空气压力的变化。 特别地,当安装在轮胎中的气压,温度和加速度传感器的系统在用于汽车的TPMS中运行时,用于TPMS的小压电发电机可以用作电源来代替 常规电池。 压电发电机包括具有用于向外部传输电力的电极的基板,形成在基板上的金属板,以及设置在金属板上并将由压电材料产生的电力传递到电极的压电体。

    Bidirectional readout circuit for detecting direction and amplitude of capacitive MEMS accelerometers
    8.
    发明授权
    Bidirectional readout circuit for detecting direction and amplitude of capacitive MEMS accelerometers 有权
    用于检测电容MEMS加速度计的方向和振幅的双向读出电路

    公开(公告)号:US07997137B2

    公开(公告)日:2011-08-16

    申请号:US12168025

    申请日:2008-07-03

    IPC分类号: G01P15/08

    CPC分类号: G01P15/125 G01P13/04

    摘要: There is provided a bidirectional readout circuit for detecting direction and amplitude of an oscillation sensed at a capacitive microelectromechanical system (MEMS) accelerometer, the bidirectional readout circuit converting capacitance changes of the capacitive MEMS accelerometer into a time change amount by using high resolution capacitance-to-time conversion technology and outputting the time change amount as the direction and the amplitude of the oscillation by using time-to-digital conversion (TDC) technology, thereby detecting not only the amplitude of the oscillation but also the direction thereof, which is capable of being applied to various MEMS sensors.

    摘要翻译: 提供了一种用于检测在电容式微机电系统(MEMS)加速度计处感测的振荡的方向和振幅的双向读出电路,双向读出电路通过使用高分辨率电容 - 电容将电容式MEMS加速度计的电容变化转换为时变量 时间转换技术,并且通过使用时间 - 数字转换(TDC)技术输出时间变化量作为振荡的方向和振幅,从而不仅检测振荡的振幅,而且检测其方向,这是能够 被应用于各种MEMS传感器。

    CIRCUIT FOR CALCULATING A THREE-DIMENSIONAL INCLINATION ANGLE
    9.
    发明申请
    CIRCUIT FOR CALCULATING A THREE-DIMENSIONAL INCLINATION ANGLE 有权
    用于计算三维内插角的电路

    公开(公告)号:US20110192040A1

    公开(公告)日:2011-08-11

    申请号:US12672997

    申请日:2008-04-15

    IPC分类号: G01C9/06

    CPC分类号: G01C9/00 G01C9/06

    摘要: A three-dimensional inclination angle calculation circuit is provided. The three-dimensional inclination angle calculation circuit includes: X-axis, Y-axis, and Z-axis vibration sensors which change X-axis, Y-axis, and Z-axis electrostatic capacitances according to three-dimensional positions of a measured plane with respect to a reference plane, respectively; X-axis, Y-axis, and Z-axis position value acquisition units which acquire X-axis, Y-axis, and Z-axis position values corresponding to the X-axis, Y-axis, and Z-axis electrostatic capacitances, respectively; and an inclination angle calculation unit which calculates an inclination angle of the measured plane with respect to the reference plane based on the X-axis, Y-axis, and Z-axis position values. Accordingly, it is possible to very easily calculate an inclination angle according to a three-dimensional position of a to-be-measured apparatus by using an existing vibration sensor.

    摘要翻译: 提供三维倾斜角计算电路。 三维倾斜角计算电路包括:根据测量平面的三维位置改变X轴,Y轴和Z轴静电电容的X轴,Y轴和Z轴振动传感器 分别相对于参考平面; 获取对应于X轴,Y轴和Z轴静电电容的X轴,Y轴和Z轴位置值的X轴,Y轴和Z轴位置值获取单元, 分别; 以及倾斜角计算单元,其基于X轴,Y轴和Z轴位置值计算测量平面相对于参考平面的倾斜角度。 因此,通过使用现有的振动传感器,可以非常容易地计算出被测量装置的三维位置的倾斜角度。