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    • 1. 发明授权
    • Programmable method and test device for generating target for FMCW radar
    • 用于生成FMCW雷达目标的可编程方法和测试装置
    • US07327308B2
    • 2008-02-05
    • US11117939
    • 2005-04-28
    • Shih-Tung ChengYao-Hwa WenKe-Tand Chien
    • Shih-Tung ChengYao-Hwa WenKe-Tand Chien
    • G01S7/40G01S13/00G01S13/08
    • G01S7/4056
    • A test device for a frequency modulated continuous wave (FMCW) radar is provided. The test device has a central control unit for monitoring the FMCW radar. When the FMCW radar transmits a frequency modulated continuous signal to search for a target, the central control unit of the test device in present invention will simulate the motion of the target according to a plurality of setting parameters and generate an echo signal to the FMCW radar. The present invention also includes a first digital signal synthesizer and a transmitting unit. The first digital signal synthesizer is coupled to the central control unit for generating and transmitting an intermediate-frequency signal to the transmitting unit according to the settings in the central control unit and a reference clock. The transmitting unit generates the echo signal according to the intermediate-frequency signal.
    • 提供了一种用于频率调制连续波(FMCW)雷达的测试装置。 测试装置具有用于监测FMCW雷达的中央控制单元。 当FMCW雷达发送调频连续信号来搜索目标时,本发明的测试装置的中央控制单元将根据多个设置参数模拟目标的运动,并向FMCW雷达生成回波信号 。 本发明还包括第一数字信号合成器和发送单元。 第一数字信号合成器耦合到中央控制单元,用于根据中央控制单元中的设置和参考时钟产生和发送中频信号给发送单元。 发送单元根据中频信号生成回波信号。
    • 2. 发明申请
    • Programmable method and test device for generating target for FMCW radar
    • 用于生成FMCW雷达目标的可编程方法和测试装置
    • US20060244654A1
    • 2006-11-02
    • US11117939
    • 2005-04-28
    • Shih-Tung ChengYao-Hwa WenKe-Tand Chien
    • Shih-Tung ChengYao-Hwa WenKe-Tand Chien
    • G01S7/40
    • G01S7/4056
    • A test device for a frequency modulated continuous wave (FMCW) radar is provided. The test device has a central control unit for monitoring the FMCW radar. When the FMCW radar transmits a frequency modulated continuous signal to search for a target, the central control unit of the test device in present invention will simulate the motion of the target according to a plurality of setting parameters and generate an echo signal to the FMCW radar. The present invention also includes a first digital signal synthesizer and a transmitting unit. The first digital signal synthesizer is coupled to the central control unit for generating and transmitting an intermediate-frequency signal to the transmitting unit according to the settings in the central control unit and a reference clock. The transmitting unit generates the echo signal according to the intermediate-frequency signal.
    • 提供了一种用于频率调制连续波(FMCW)雷达的测试装置。 测试装置具有用于监测FMCW雷达的中央控制单元。 当FMCW雷达发送调频连续信号来搜索目标时,本发明的测试装置的中央控制单元将根据多个设置参数模拟目标的运动,并向FMCW雷达生成回波信号 。 本发明还包括第一数字信号合成器和发送单元。 第一数字信号合成器耦合到中央控制单元,用于根据中央控制单元中的设置和参考时钟产生和发送中频信号给发送单元。 发送单元根据中频信号生成回波信号。
    • 3. 发明授权
    • Capacitive auto-sensing micro-probe
    • 电容自动感应微探针
    • US5834643A
    • 1998-11-10
    • US726715
    • 1996-10-07
    • Shih-Tung Cheng
    • Shih-Tung Cheng
    • G01B7/34G01B21/30G11B9/00G01B5/28
    • G01Q20/04B82Y35/00G01B7/34B82Y10/00G11B9/1409G11B9/1418Y10S977/873
    • The present invention discloses a capacitive-type auto-sensing micro-probe used in high-sensitivity sensor elements. The micro-probe is constructed by semiconductor process technology using solid forming methods to comprise the elements of a probe, a probe cantilever, capacitors, an interface circuit and a signal processing circuit etc. and is fabricated in a micro chip so as to reduce the volume of the system, shorten the distance of signal transmission, and elevate signal sensitivity. By employing capacitive-type sensing principles, the micro-probe establishes capacitive plates on the top of the micro-probe to position at the corresponding capacitive plates located beneath an sensing substrate, and as the probe approaches the sample, the interaction of the sample reacts to the probe to generate deformation signals which, in sequence, are converted into capacitive variation signals. The signals are amplified to derive the surface characteristics of the sample.
    • 本发明公开了一种用于高灵敏度传感器元件的电容式自动感测微型探头。 微探针是通过使用固体成形方法的半导体工艺技术构成的,包括探针,探针悬臂,电容器,接口电路和信号处理电路等元件,并制成微芯片,以便减少 系统体积,缩短信号传输距离,提升信号灵敏度。 通过采用电容式感测原理,微探针在微探头的顶部建立电容板,以位于位于感测衬底下方的相应电容板上,并且当探针接近样品时,样品的相互作用反应 到探头以产生依次变换为电容变化信号的变形信号。 信号被放大以得出样品的表面特性。
    • 5. 发明申请
    • SENSING DEVICE
    • 感应装置
    • US20110273975A1
    • 2011-11-10
    • US12789437
    • 2010-05-27
    • Shih-Tung ChengPo-Chien ChouYu-Cheng Lin
    • Shih-Tung ChengPo-Chien ChouYu-Cheng Lin
    • G11B15/52
    • G11B21/12G11B7/08576G11B21/16
    • A sensing device including a base, a pillar, an arm, a sensing element and a driving module is provided. The base has a supporting surface suitable for supporting the object. The pillar is disposed on the supporting surface. The arm has two ends and a pivot portion between the two ends. The pivot position is pivoted to the pillar along an axis substantially parallel to the supporting surface. The sensing element is disposed on the arm and located between an end and the pivot portion. The sensing element is located between the base and the object. The driving module is disposed between the arm and the base. The driving module drives the arm to pivot relatively to the pillar along the axis, and the sensing element moves toward or away from the object as the arm is pivoted.
    • 提供了包括基座,支柱,臂,感测元件和驱动模块的感测装置。 基座具有适于支撑物体的支撑表面。 支柱设置在支撑面上。 臂具有两端和两端之间的枢轴部分。 枢转位置沿着基本上平行于支撑表面的轴线枢转到支柱。 感测元件设置在臂上并且位于端部和枢转部分之间。 感测元件位于基座和物体之间。 驱动模块设置在臂和基座之间。 驱动模块驱动臂沿着轴线相对于支柱枢转,并且当臂枢转时,感测元件朝向或远离物体移动。
    • 7. 发明授权
    • Sensing device with arm actuating in seesaw approach
    • 跷跷板操纵手臂感应装置
    • US08370865B2
    • 2013-02-05
    • US12789437
    • 2010-05-27
    • Shih-Tung ChengPo-Chien ChouYu-Cheng Lin
    • Shih-Tung ChengPo-Chien ChouYu-Cheng Lin
    • G11B17/028G11B15/52
    • G11B21/12G11B7/08576G11B21/16
    • A sensing device including a base, a pillar, an arm, a sensing element and a driving module is provided. The base has a supporting surface suitable for supporting the object. The pillar is disposed on the supporting surface. The arm has two ends and a pivot portion between the two ends. The pivot position is pivoted to the pillar along an axis substantially parallel to the supporting surface. The sensing element is disposed on the arm and located between an end and the pivot portion. The sensing element is located between the base and the object. The driving module is disposed between the arm and the base. The driving module drives the arm to pivot relatively to the pillar along the axis, and the sensing element moves toward or away from the object as the arm is pivoted.
    • 提供了包括基座,支柱,臂,感测元件和驱动模块的感测装置。 基座具有适于支撑物体的支撑表面。 支柱设置在支撑面上。 臂具有两端和两端之间的枢轴部分。 枢转位置沿着基本上平行于支撑表面的轴线枢转到支柱。 感测元件设置在臂上并且位于端部和枢转部分之间。 感测元件位于基座和物体之间。 驱动模块设置在臂和基座之间。 驱动模块驱动臂沿着轴线相对于支柱枢转,并且当臂枢转时,感测元件朝向或远离物体移动。
    • 8. 发明授权
    • Intelligent optical disk drive control method
    • 智能光盘驱动器控制方式
    • US5867456A
    • 1999-02-02
    • US929805
    • 1997-09-15
    • Fang-Juh TsaiBing Fei WuShih-Tung Cheng
    • Fang-Juh TsaiBing Fei WuShih-Tung Cheng
    • G11B7/085G11B17/22
    • G11B7/08529
    • An intelligent optical disk drive control method for rapidly and accurately controlling the movement of an optical pick-up head of an optical disk drive, including the steps of: (a) defining a movement mode for the optical pick-up head; (b) providing a reference message according to the movement mode defined by step (a); (c) moving the optical pick-up head according to the reference message provided by step (b), and providing a feedback message subject to the actual movement of the optical pick-up head when the optical pick-up head is moved; and (d) comparing the feedback message with the reference message, then using a fuzzy control and a proportional integration control to adjust the movement mode of the optical pick-up head subject to the comparison result, so as to let the actual movement mode of the optical pick-up head follow the predetermined movement mode.
    • 一种用于快速且准确地控制光盘驱动器的光学拾取头的移动的智能光盘驱动器控制方法,包括以下步骤:(a)限定光学拾取头的移动模式; (b)根据由步骤(a)定义的移动模式提供参考消息; (c)根据步骤(b)提供的参考信息移动光学拾取头,并且当光学拾取头移动时提供受到光学拾取头的实际移动的反馈消息; 以及(d)将反馈消息与参考消息进行比较,然后使用模糊控制和比例积分控制来调整受到比较结果的光学拾取头的移动模式,以使得实际的移动模式 光学拾取头遵循预定的移动模式。
    • 9. 发明授权
    • Electric current compensation circuit for brushless motors for reducing
ripples in output torques during phase change
    • 用于无刷电机的电流补偿电路,用于在相变期间减少输出转矩波动
    • US5821725A
    • 1998-10-13
    • US731461
    • 1996-10-16
    • Chung-Cheng WangJin-Chern ChiouShih-Tung Cheng
    • Chung-Cheng WangJin-Chern ChiouShih-Tung Cheng
    • H02P6/10H02P5/28
    • H02P6/10
    • An electric current compensation circuit for use with a multiple-phase burshless motor to reduce ripples in the output torque is disclosed. It contains a plurality of electric current compensation loops each for a respective phase winding and each of the electric compensation loops contains: (a) a first input for receiving a line current from the driver; (b) a second input for receiving the compensation current from the motor sensor; (c) a forward rectifying circuit for forwardly rectifying the line current and the compensation current; (d) a reverse rectifying circuit for reversely rectifying the line current and the compensation current; and (e) a summation circuit for summing the forwardly rectified compensation current and the reversely rectified compensation current and outputting a synthetic current to a phase winding of the motor. Each time the phase is changed, the electric current compensation circuit is triggered causing the synthetic current to be sent to the motor to allow the motor to generate an output torque with reduced ripple.
    • 公开了一种与多相无刷电机一起使用以减少输出转矩波纹的电流补偿电路。 它包含多个电流补偿回路,每个电流补偿回路各自用于各自的相绕组,并且每个电补偿回路包含:(a)用于接收来自驾驶员的线电流的第一输入; (b)用于从电动机传感器接收补偿电流的第二输入; (c)正向整流线路电流和补偿电流的正向整流电路; (d)用于反向整流线路电流和补偿电流的反向整流电路; 和(e)用于将前向整流补偿电流和逆整流补偿电流相加的求和电路,并将合成电流输出到电动机的相绕组。 每次相位改变时,触发电流补偿电路,使得合成电流被发送到电动机,以允许电动机产生具有减小的纹波的输出转矩。