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    • 1. 发明公开
    • Breath-mode ring resonator structure, and method of designing, operating and using same
    • 环形谐振器与呼吸模式和设计,操作和使用方法及其
    • EP2557689A1
    • 2013-02-13
    • EP12191245.5
    • 2006-08-11
    • ROBERT BOSCH GMBH
    • Partridge, AaronLutz, MarkusPan, Zhiyu
    • H03H9/02H03H3/007H03H9/24
    • H03H9/2431H03H3/0077H03H9/0023H03H9/02244H03H9/02259H03H9/02338H03H2009/02354H03H2009/02496H03H2009/02503H03H2009/02527
    • The present invention is directed to a microelectromechanical ring resonator structures having a substantially circular outer surface and substantially circular inner surface. The microelectromechanical ring resonator(s) include an anchor support element (26) having an impedance matching structure (28) coupled to at least one substrate anchor (30). The impedance matching structure may be a beam, having a predetermined length, which couples the ring resonator(s) to substrate anchor. In one embodiment, the impedance matching structure operates in a bulk-elongation mode. In another embodiment, the impedance matching structure operates in a flexure mode. In operation, when induced, the microelectromechanical ring resonator structure oscillates in an elongating/compressing or breathing mode (or in a primarily or substantially elongating or breathing mode). In this regard, the ring resonator structure exhibits an elongating/compressing-like or breathing-like motion.
    • 本发明涉及具有基本上为圆形的外表面和基本上为圆形的内表面的微机电环形谐振器结构。 微机电谐振器环(一个或多个)包括耦合到至少一个锚定基片(30)的锚定支撑件(26),其具有在阻抗匹配结构(28)。 阻抗匹配结构可以是光束,具有预定长度,其耦合环形谐振器(多个)到锚基材。 在一个中,实施方式的阻抗匹配结构工作于散装伸长模式。 在另一个,本实施例的阻抗匹配结构工作于挠曲模式。 在操作中,当诱导时,微机电谐振器结构环振荡在伸长/压缩或呼吸模式(或者在主要的或基本上拉长或呼吸模式)。 在这方面,在伸长/压缩状或呼吸状运动的环形谐振器结构展品。
    • 4. 发明公开
    • FRAME-SHAPED MEMS PIEZORESISTIVE RESONATOR
    • 框架式MEMS压电谐振器
    • EP2347506A1
    • 2011-07-27
    • EP09740991.6
    • 2009-10-13
    • NXP B.V.
    • PHAN LE, KimVAN BEEK, Jozef, T.M
    • H03H9/02H03H9/24
    • H03H9/02259H03H9/2431H03H2009/02307H03H2009/02354H03H2009/02496
    • A novel Si MEMS piezoresistive resonator is described. The resonator has a shape of a frame, such as a ring or a polygon frame, which has two or more anchors. Electrodes located at the outer or inner rim of the resonant structure are used to excite the structure electrostatically into resonance with a desired mode shape. One or plurality of locally doped regions on the structure is used for piezoresistive readout of the signal. In the most preferred embodiments, the structure is a ring, which has four anchors, two electrodes and four piezoresistive regions at different segments of the structure. The piezoresistive regions are alternatively located at the outer rim and inner rim of the structure in such a way that the piezoresistive signals of the same sign from different regions can be collected. Advantages of this device are large readout signal, large electrode area, robustness, suppressed out-of-plane vibration and larger usable linear range.
    • 描述了一种新型Si MEMS压阻式谐振器。 谐振器具有框架的形状,例如具有两个或更多个锚定件的环或多边形框架。 位于谐振结构的外缘或内缘处的电极用于以期望的模式形状静电地激励该结构成共振。 该结构上的一个或多个局部掺杂区域用于信号的压阻读出。 在最优选的实施例中,该结构是环,其在结构的不同部分具有四个锚,两个电极和四个压阻区。 压阻区域可选地位于结构的外缘和内缘处,使得可以收集来自不同区域的相同符号的压阻信号。 该器件的优点是读出信号大,电极面积大,鲁棒性好,抑制了平面外振动和更大的可用线性范围。