RU2012155959A - METHOD FOR RESONANT FREQUENCY MEASUREMENT - Google Patents
METHOD FOR RESONANT FREQUENCY MEASUREMENT Download PDFInfo
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- RU2012155959A RU2012155959A RU2012155959/28A RU2012155959A RU2012155959A RU 2012155959 A RU2012155959 A RU 2012155959A RU 2012155959/28 A RU2012155959/28 A RU 2012155959/28A RU 2012155959 A RU2012155959 A RU 2012155959A RU 2012155959 A RU2012155959 A RU 2012155959A
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- RU
- Russia
- Prior art keywords
- resonator
- amplitude
- resonant frequency
- frequencies
- output signal
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- Measurement Of Resistance Or Impedance (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
Abstract
Способ измерения резонансной частоты, характеризующийся тем, что последовательно возбуждают в резонаторе колебания различных частот из заданного набора и фиксируют эти частоты и соответствующие им значения амплитуды выходного сигнала резонатора, отличающийся тем, что для каждой из частот возбуждения фиксируют амплитуду выходного сигнала после затухания переходного процесса в резонаторе, аппроксимируют полученную дискретную зависимость амплитуды от частоты непрерывной функцией и резонансную частоту резонатора определяют по максимуму этой функции.A method for measuring a resonant frequency, characterized in that oscillations of various frequencies from a given set are sequentially excited in the resonator and these frequencies and the corresponding values of the amplitude of the output signal of the resonator are fixed, characterized in that for each of the excitation frequencies the amplitude of the output signal is fixed after the transient attenuation in resonator, approximate the obtained discrete dependence of the amplitude on the frequency of the continuous function and the resonant frequency of the resonator is determined by max mind this feature.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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RU2012155959/28A RU2536833C2 (en) | 2012-12-24 | 2012-12-24 | Method to measure resonant frequency |
Applications Claiming Priority (1)
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RU2012155959/28A RU2536833C2 (en) | 2012-12-24 | 2012-12-24 | Method to measure resonant frequency |
Publications (2)
Publication Number | Publication Date |
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RU2012155959A true RU2012155959A (en) | 2014-06-27 |
RU2536833C2 RU2536833C2 (en) | 2014-12-27 |
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Family Applications (1)
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RU2012155959/28A RU2536833C2 (en) | 2012-12-24 | 2012-12-24 | Method to measure resonant frequency |
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RU (1) | RU2536833C2 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US5436622A (en) * | 1993-07-06 | 1995-07-25 | Motorola, Inc. | Variable frequency vibratory alert method and structure |
RU2309386C2 (en) * | 2004-10-18 | 2007-10-27 | Общество с ограниченной ответственностью "Научно-производственная компания "АКТЕЛ" | Method and device for measuring flow rate of multi-phase immiscible fluids |
US8156809B2 (en) * | 2008-03-27 | 2012-04-17 | Immersion Corporation | Systems and methods for resonance detection |
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2012
- 2012-12-24 RU RU2012155959/28A patent/RU2536833C2/en not_active IP Right Cessation
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RU2536833C2 (en) | 2014-12-27 |
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Date | Code | Title | Description |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20181225 |