利用简单的电路构成实时相位检测器，对干涉信号中的相位信号进行同步检测，最终获得实际振动的振幅频率。
The real time phase detector is constructed with a simple circuits. The amplitude and frequency of the vibrations are measured by synchronously detecting the phases in interference signal.
通过信号处理电路对干涉信号进行分析，得到实际振动的振幅和频率。
The interference signal is analyzed with signal processing circuits and the amplitude and frequency of vibrations are obtained.
该系统以PHILIPS公司LPC2132芯片为核心，集成温度、压力、频率和振幅模拟放大电路，步进电机驱动单元。
This system took LPC2132 chip of PHILIPS as its main processor, including temperature pressure frequency and swing analog circuit and step motor driving module.
应用推荐