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 SAW resonator substrate.
分析了SAW谐振器表面力负载对谐振器谐振频率和机械损耗产生的影响。
2
A differential laser Doppler system is built to measure the in-plane movement of micro-electro-mechanical systems (MEMS), and the vibration of a MEMS resonator has been measured.