在对SAW传感器技术进行研究的基础上，本文设计了一个SAW湿度传感器，包括IDT(叉指换能器)的设计、薄膜的设计以及频率测量系统的设计。
On the basis of SAW technology, this thesis designs a SAW humidity sensor. Include the design of IDT (interdigital transducer), the thin film as well as the frequency measurement system.
超声波传感器是实现声电转换的装置，所以，又称为超声波换能器。
Ultrasonic sensor is an instrument which transform sound into electricity, therefore, it is also called ultrasonic wave transducer.
通过提供用于检测在压力换能器线路的压力换能器区段内是否存在液体的传感器，根据本发明的系统解决了该问题。
The system according to the present invention solves this problem by providing a sensor for detecting the presence of the liquid in the pressure transducer section of the pressure transducer line.
压力换能器可以配置为包括使用具有压阻元件的压力感测管芯，所述压阻元件集成到传感器管芯中并且处于惠斯登桥配置。
A pressure transducer can be configured to include the use of a pressure sense die with piezoresistive elements integrated into the sensor die and in a Wheatstone bridge configuration.
在声表面波传感器中，特殊叉指换能器构造了无源无线编码器和解码器，它能对众多传感器单元编码。
In the SAW sensor, special Inter-Digital transducer (IDT) on a piezoelectric substrate constructs passive SAW encoding and decoding element. The sensor elements are available to be embe...
机电换能器采用压电力传感器，其特点输出量大，性能可靠，灵敏度高。
Electromechanical devices can be used for pressure sensors electricity, its export volume features great performance reliable, high sensitivity.
机电换能器采用压电力传感器，其特点输出量大，性能可靠，灵敏度高。
Electromechanical devices can be used for pressure sensors electricity, its export volume features great performance reliable, high sensitivity.
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