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    • 1. 发明授权
    • Microelectromechanical oscillator and method of operating same
    • 微机电振荡器及其操作方法
    • US07369004B2
    • 2008-05-06
    • US11493704
    • 2006-07-26
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus LutzPaul Merritt Hagelin
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus LutzPaul Merritt Hagelin
    • H03B5/30H03B5/40
    • H03L1/022G01K7/32H03B5/04H03B5/30H03H9/02448H03H9/2405H03H2009/02527
    • There are many inventions described and illustrated herein. In one aspect, the present inventions relate to a temperature measurement system comprising (1) a first microelectromechanical resonator to generate a first output signal having a frequency that varies with operating temperature, wherein the first microelectromechanical resonator includes a frequency function of temperature; (2) a second microelectromechanical resonator to generate a second output signal having a frequency that varies with operating temperature, wherein the second microelectromechanical resonator includes a frequency function of temperature; and (3) frequency division circuitry, coupled to the first and second microelectromechanical resonators, to determine data which is representative of the operating temperature of the first and/or second microelectromechanical resonator using (i) data which is representative of the frequency of the first output signal and (ii) data which is representative of the frequency of the second output signal. The frequency division circuitry may include circuitry to divide the frequency of the first output signal by the frequency of the second output signal (whether in digital or analog domain).
    • 这里描述和说明了许多发明。 一方面,本发明涉及一种温度测量系统,包括:(1)第一微机电谐振器,用于产生具有随工作温度变化的频率的第一输出信号,其中第一微机电谐振器包括温度的频率函数; (2)第二微机电谐振器,以产生具有随着工作温度变化的频率的第二输出信号,其中所述第二微机电谐振器包括温度的频率函数; 以及(3)耦合到第一和第二微机电谐振器的分频电路,以使用(i)表示第一和/或第二微机电谐振器的频率的数据来确定代表第一和/或第二微机电谐振器的工作温度的数据 输出信号和(ii)表示第二输出信号的频率的数据。 分频电路可以包括将第一输出信号的频率除以第二输出信号的频率(无论是在数字还是模拟域)的电路。
    • 2. 发明申请
    • Microelectromechanical Oscillator and method of operating same
    • 微机电振荡器及其操作方法
    • US20070290764A1
    • 2007-12-20
    • US11493704
    • 2006-07-26
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus LutzPaul Merritt Hagelin
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus LutzPaul Merritt Hagelin
    • H03L1/00H03B5/30
    • H03L1/022G01K7/32H03B5/04H03B5/30H03H9/02448H03H9/2405H03H2009/02527
    • There are many inventions described and illustrated herein. In one aspect, the present inventions relate to a temperature measurement system comprising (1) a first microelectromechanical resonator to generate a first output signal having a frequency that varies with operating temperature, wherein the first microelectromechanical resonator includes a frequency function of temperature; (2) a second microelectromechanical resonator to generate a second output signal having a frequency that varies with operating temperature, wherein the second microelectromechanical resonator includes a frequency function of temperature; and (3) frequency division circuitry, coupled to the first and second microelectromechanical resonators, to determine data which is representative of the operating temperature of the first and/or second microelectromechanical resonator using (i) data which is representative of the frequency of the first output signal and (ii) data which is representative of the frequency of the second output signal. The frequency division circuitry may include circuitry to divide the frequency of the first output signal by the frequency of the second output signal (whether in digital or analog domain).
    • 这里描述和说明了许多发明。 一方面,本发明涉及一种温度测量系统,包括:(1)第一微机电谐振器,用于产生具有随工作温度变化的频率的第一输出信号,其中第一微机电谐振器包括温度的频率函数; (2)第二微机电谐振器,以产生具有随着工作温度变化的频率的第二输出信号,其中所述第二微机电谐振器包括温度的频率函数; 以及(3)耦合到第一和第二微机电谐振器的分频电路,以使用(i)表示第一和/或第二微机电谐振器的频率的数据来确定代表第一和/或第二微机电谐振器的工作温度的数据 输出信号和(ii)表示第二输出信号的频率的数据。 分频电路可以包括将第一输出信号的频率除以第二输出信号的频率(无论是在数字还是模拟域)的电路。
    • 3. 发明授权
    • Temperature measurement system having a plurality of microelectromechanical resonators and method of operating same
    • 具有多个微机电谐振器的温度测量系统及其操作方法
    • US07446619B2
    • 2008-11-04
    • US11453314
    • 2006-06-14
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • H03B5/32
    • H03L1/022G01K7/32H03B5/04H03B5/30H03H9/02448H03H9/2405H03H2009/02527
    • There are many inventions described and illustrated herein. In one aspect, the present inventions relate to a temperature measurement system comprising (1) a first microelectromechanical resonator to generate a first output signal having a frequency that varies with operating temperature, wherein the first microelectromechanical resonator includes a frequency function of temperature; (2) a second microelectromechanical resonator to generate a second output signal having a frequency that varies with operating temperature, wherein the second microelectromechanical resonator includes a frequency function of temperature; and (3) frequency division circuitry, coupled to the first and second microelectromechanical resonators, to determine data which is representative of the operating temperature of the first and/or second microelectromechanical resonator using (i) data which is representative of the frequency of the first output signal and (ii) data which is representative of the frequency of the second output signal. The frequency division circuitry may include circuitry to divide the frequency of the first output signal by the frequency of the second output signal (whether in digital or analog domain).
    • 这里描述和说明了许多发明。 一方面,本发明涉及一种温度测量系统,包括:(1)第一微机电谐振器,用于产生具有随工作温度变化的频率的第一输出信号,其中第一微机电谐振器包括温度的频率函数; (2)第二微机电谐振器,以产生具有随着工作温度变化的频率的第二输出信号,其中所述第二微机电谐振器包括温度的频率函数; 和(3)耦合到第一和第二微机电谐振器的分频电路,使用(i)表示第一和/或第二微机电谐振器的频率的数据来确定表示第一和/或第二微机电谐振器的操作温度的数据 输出信号和(ii)表示第二输出信号的频率的数据。 分频电路可以包括将第一输出信号的频率除以第二输出信号的频率(无论是在数字还是模拟域)的电路。
    • 4. 发明申请
    • Microelectromechanical oscillator having temperature measurement system, and method of operating same
    • 具有温度测量系统的微机电振荡器及其操作方法
    • US20070290763A1
    • 2007-12-20
    • US11493226
    • 2006-07-26
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • H03B5/30H03L1/00
    • H03L1/022G01K7/32H03B5/04H03B5/30H03H9/02448H03H9/2405H03H2009/02527
    • There are many inventions described and illustrated herein. In one aspect, the present inventions relate to a temperature measurement system comprising (1) a first microelectromechanical resonator to generate a first output signal having a frequency that varies with operating temperature, wherein the first microelectromechanical resonator includes a frequency function of temperature; (2) a second microelectromechanical resonator to generate a second output signal having a frequency that varies with operating temperature, wherein the second microelectromechanical resonator includes a frequency function of temperature; and (3) frequency division circuitry, coupled to the first and second microelectromechanical resonators, to determine data which is representative of the operating temperature of the first and/or second microelectromechanical resonator using (i) data which is representative of the frequency of the first output signal and (ii) data which is representative of the frequency of the second output signal. The frequency division circuitry may include circuitry to divide the frequency of the first output signal by the frequency of the second output signal (whether in digital or analog domain).
    • 这里描述和说明了许多发明。 一方面,本发明涉及一种温度测量系统,包括:(1)第一微机电谐振器,用于产生具有随工作温度变化的频率的第一输出信号,其中第一微机电谐振器包括温度的频率函数; (2)第二微机电谐振器,以产生具有随着工作温度变化的频率的第二输出信号,其中所述第二微机电谐振器包括温度的频率函数; 以及(3)耦合到第一和第二微机电谐振器的分频电路,以使用(i)表示第一和/或第二微机电谐振器的频率的数据来确定代表第一和/或第二微机电谐振器的工作温度的数据 输出信号和(ii)表示第二输出信号的频率的数据。 分频电路可以包括将第一输出信号的频率除以第二输出信号的频率(无论是在数字还是模拟域)的电路。
    • 5. 发明授权
    • Microelectromechanical oscillator having temperature measurement system, and method of operating same
    • 具有温度测量系统的微机电振荡器及其操作方法
    • US07446620B2
    • 2008-11-04
    • US11493226
    • 2006-07-26
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • Aaron PartridgeBernhard E. BoserCrist Y. LuMarkus Lutz
    • H03B5/32
    • H03L1/022G01K7/32H03B5/04H03B5/30H03H9/02448H03H9/2405H03H2009/02527
    • There are many inventions described and illustrated herein. In one aspect, the present inventions relate to a temperature measurement system comprising (1) a first microelectromechanical resonator to generate a first output signal having a frequency that varies with operating temperature, wherein the first microelectromechanical resonator includes a frequency function of temperature; (2) a second microelectromechanical resonator to generate a second output signal having a frequency that varies with operating temperature, wherein the second microelectromechanical resonator includes a frequency function of temperature; and (3) frequency division circuitry, coupled to the first and second microelectromechanical resonators, to determine data which is representative of the operating temperature of the first and/or second microelectromechanical resonator using (i) data which is representative of the frequency of the first output signal and (ii) data which is representative of the frequency of the second output signal. The frequency division circuitry may include circuitry to divide the frequency of the first output signal by the frequency of the second output signal (whether in digital or analog domain).
    • 这里描述和说明了许多发明。 一方面,本发明涉及一种温度测量系统,包括:(1)第一微机电谐振器,用于产生具有随工作温度变化的频率的第一输出信号,其中第一微机电谐振器包括温度的频率函数; (2)第二微机电谐振器,以产生具有随着工作温度变化的频率的第二输出信号,其中所述第二微机电谐振器包括温度的频率函数; 和(3)耦合到第一和第二微机电谐振器的分频电路,使用(i)表示第一和/或第二微机电谐振器的频率的数据来确定表示第一和/或第二微机电谐振器的操作温度的数据 输出信号和(ii)表示第二输出信号的频率的数据。 分频电路可以包括将第一输出信号的频率除以第二输出信号的频率(无论是在数字还是模拟域)的电路。
    • 7. 发明申请
    • MICROELECTROMECHANICAL MULTI-STAGE OSCILLATOR
    • 微电子多级振荡器
    • US20070257740A1
    • 2007-11-08
    • US11748275
    • 2007-05-14
    • Bernhard E. BoserCrist Y. LuAaron Partridge
    • Bernhard E. BoserCrist Y. LuAaron Partridge
    • H03B5/30
    • H03K3/0307H03B5/30
    • Embodiments of an oscillator circuit are described. Embodiments described herein include an oscillator circuit suitable for a resonator with relatively high motional impedance, thus requiring relatively high amplification and having relatively high sensitivity to noise. However, the embodiments described are not intended to be limited to use with any particular type of resonator. In one embodiment, alternating current (AC) coupling, or capacitive coupling, is used in part to decouple the bias voltage placed on the resonator from the operating point of the amplified, allowing one voltage to be high relative to the other. In an embodiment, some legs, or all legs of the circuit that included drive circuitry and a resonator include differential signaling.
    • 描述振荡器电路的实施例。 本文描述的实施例包括适合于具有较高运动阻抗的谐振器的振荡器电路,因此需要相对较高的放大和对噪声具有较高的灵敏度。 然而,所描述的实施例并不旨在限于与任何特定类型的谐振器一起使用。 在一个实施例中,使用交流(AC)耦合或电容耦合部分地将放置在谐振器上的偏置电压与放大的工作点去耦合,从而允许一个电压相对于另一个电压高。 在一个实施例中,包括驱动电路和谐振器的电路的一些支路或所有支路包括差分信号。