提出一种有关超声马达频率温度特性的分析方法。
An analytical method of the frequency-temperature characteristics of ultrasonic motors is proposed.
其具有降低烧成温度节能、中等介电常数、高品质因数、稳定的谐振频率温度特性。
It features the low sintering temperature resulting in low power consumption, medium dielectric constant, high quality factor and temperature stable resonant frequency.
补偿网络的合理选取和网络参数的优化计算是提高ATCXO产品的温度频率特性的关键。
The keys of improving the ATCXO temperature frequency characteristic are appropriately choosing compensation network and optimization calculation the network parameter.
优异的频率、温度特性。
研究了谐振子频率的温度特性并设计了频率跟踪带通滤波器。
Studies the resonator frequency temperature characteristic, then designs the middle-frequency tracking band pass filter.
结果表明，对切角及环境因素进行控制，可使石英晶体谐振器的频率–温度特性满足工程的需要。
The result shows that by controlling cut angle and environment conditions, frequency-temperature characteristic of quartz resonators can be adjusted to meet engineering needs.
本发明提供了一种具有期望谐振频率和期望温度特性的轮廓振子、以及该轮廓振子的调节方法。
The invention provides a contour resonator having a desired resonance frequency and a desired temperature characteristic, and a method for adjusting this contour resonator.
研究了低温多晶硅发射极晶体管的频率特性及其温度关系。
The temperature dependence of frequency characteristics of PET is researched on.
通过试验测定10个部位胶料的动态力学特性值，分别得到其生热率温度和生热率频率变化曲线；
The curves of heat build-up vs temperature or frequency for 10 compounds were respectively obtained by measuring the dynamic mechanical properties;
对结构的振动特性进行了测试，得到了不同温度下的模态频率变化。
The vibration characteristic of the smart structure is measured to obtain the variety of model frequency at different temperatures.
但是，许多设备工作在温度范围变化较大的环境中，由于石英晶体谐振器自身特殊的物理特性，温度的变化会导致晶体振荡器的频率发生偏移。
However, many devices work in the environment which the temperature changes in a larger range, the change of temperature will cause the crystal oscillator's frequency shift.
根据结冰传感器的实现原理，分析了其振动频率的温度漂移特性，介绍了软件和硬件相结合的温度补偿方法。
The character of temperature drift is analyzed according to the principle of ice detector, then presents the temperature compensation in which both software and hardware are combined.
根据结冰传感器的实现原理，分析了其振动频率的温度漂移特性，介绍了软件和硬件相结合的温度补偿方法。
The character of temperature drift is analyzed according to the principle of ice detector, then presents the temperature compensation in which both software and hardware are combined.
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