一种基于卷积的正弦波频率稳定度测量方法  

A method for frequency stability measurement of a sine wave based on convolution

作　　者：王康[1] 李运洪[1] 佘勇[1] 王贤勤[1] 

机构地区：[1]成都信息工程学院电子工程学院,四川成都610225

出　　处：《成都信息工程学院学报》2009年第1期39-42,共4页Journal of Chengdu University of Information Technology

摘　　要：提出了通过离散卷积实现对频率稳定度的测量,介绍了该方法的原理和实现过程,并且与通用的硬件频率测量仪器进行比较,结果表明,与仪器测量频率稳定度的方法相比,此方法灵活简单,测量精度和仪器测量结果一致性较好。Based on the research of the discrete convolution a new method used to measure the frequency stability is presented and the realization is given.Compared with the measurement results by the equipments this approach is simple and efficient.And the measurement accuracy is consistent with that of the equipments.

关 键 词：数字卷积 频率稳定度 采样方差 

分 类 号：TM935.12[电气工程—电力电子与电力传动]