Introduces a new code SAW passive wireless sensing system. The sensor element is constructed by a one-port SAWresonator and a delay line.
提出了一种新型延迟编码式谐振声表面波无源无线传感系统。
2
The sensor element is constructed by a one-port SAWresonator and a delay line. The input signal is an interval sinusoidal signal and its response is an oscillating signal.
该传感单元由单端口谐振器和延迟线组成，激励信号采用间歇正弦脉冲串信号。
3
The variation of the resonant frequency and the mechanical loss of SAW resonators are analyzed while there is force directly applied on the surface of an SAWresonator substrate.