摘要
设计一个采用DSP技术和数字相关法测量两路正弦信号相位差的检测系统。讨论了相关法测量正弦信号相位差的原理。分析了检测精度和影响精度的因素。仿真计算和试验结果验证了其可行性和有效性。
A measurement system for sine signal phase difference is designed by using DSP and digital correlation method. The principle of phase difference measurement in digital correlation method is discussed. The precision and affecting factors of phase difference measurement are analyzed. Both the simulations and the experiment results prove the feasibility and effectiveness of the design.
出处
《测控技术》
CSCD
2007年第5期76-78,共3页
Measurement & Control Technology
关键词
DSP
数字相关法
相位差
digital signal processing
digital correlation method
phase difference
