Adopting signal filtration and noise weeding, high precision and fast measurement of phase difference is realized, based on the A/D hardware and a LabVIEW virtual instrument platform.
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- 基于数据采集硬件设备和虚拟仪器软件平台,通过对信号的滤波和去噪处理,实现了相位差的高精度快速测量。